-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 U8kqHFLZZIu1U38PpCzykM4qlNtGqB+VWEZzG5nbQlPo0BOr3iG9s6LEbW67dygF
 hoi8frWiTTtb20wjG3Ccpg==

<SEC-DOCUMENT>0000897069-10-000147.txt : 20100212
<SEC-HEADER>0000897069-10-000147.hdr.sgml : 20100212
<ACCEPTANCE-DATETIME>20100212161803
ACCESSION NUMBER:		0000897069-10-000147
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20100212
DATE AS OF CHANGE:		20100212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATURAL GAS SERVICES GROUP INC
		CENTRAL INDEX KEY:			0001084991
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		IRS NUMBER:				752811855
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-78868
		FILM NUMBER:		10599603

	BUSINESS ADDRESS:	
		STREET 1:		2911 SCR 1260
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79706
		BUSINESS PHONE:		9155633974

	MAIL ADDRESS:	
		STREET 1:		2911 SCR 1260
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79706

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KEELEY ASSET MANAGEMENT CORP
		CENTRAL INDEX KEY:			0001056504
		IRS NUMBER:				363160361
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		401 SOUTH LASALLE STREET
		STREET 2:		STE 1201
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60605
		BUSINESS PHONE:		3127865000

	MAIL ADDRESS:	
		STREET 1:		KELLEY ASSET MANAGEMENT CORP
		STREET 2:		401 S LASALLE ST STE 1201
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60605
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>mtv0205102.htm
<DESCRIPTION>AMENDMENT NO. 4
<TEXT>
<html>
    <head>
        <title></title>
    </head>

    <body>
        <!-- MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Project" -->

        <h1 align="center"><font size="2" face="Times New Roman, Times, Serif">UNITED STATES<br>
        SECURITIES AND EXCHANGE COMMISSION<br>
        Washington, D.C. 20549 </font></h1>
        <!-- MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Project" -->

        <h1 align="center"><font size="2" face="Times New Roman, Times, Serif">SCHEDULE 13G </font></h1>
        <!-- MARKER FORMAT-SHEET="Head Major Center Bold 1-TNR" FSL="Project" -->

        <h1 align="center"><font size="2" face="Times New Roman, Times, Serif">Under the Securities Exchange Act of 1934<br>
        (Amendment No. 4)* </font></h1>

        <table cellspacing="0" cellpadding="0" width="750" align="center">
            <tr valign="bottom">
                <th>
                </th>
            </tr>

            <tr valign="top">
                <td width="100%" align="center">
                    <font size="2" face="Times New Roman, Times, Serif">Natural Gas Services Group, Inc. </font>
                    <hr align="center" color="black" size="1" width="70%">
                </td>
            </tr>

            <tr valign="top">
                <td align="center"><font size="1" face="Times New Roman, Times, Serif">(Name of Issuer) </font></td>
            </tr>

            <tr valign="top">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><br>
                    Common Stock</font>
                    <hr align="center" color="black" size="1" width="70%">
                </td>
            </tr>

            <tr valign="top">
                <td align="center"><font size="1" face="Times New Roman, Times, Serif">(Title of Class of Securities) </font></td>
            </tr>

            <tr valign="top">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><br>
                    63886Q109 </font>
                    <hr align="center" color="black" size="1" width="70%">
                </td>
            </tr>

            <tr valign="top">
                <td align="center"><font size="1" face="Times New Roman, Times, Serif">(CUSIP Number) </font></td>
            </tr>

            <tr valign="top">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><br>
                    December 31, 2009 </font>
                    <hr align="center" color="black" size="1" width="70%">
                </td>
            </tr>

            <tr valign="top">
                <td align="center"><font size="1" face="Times New Roman, Times, Serif">(Date of Event Which Requires Filing of this Statement </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 0-TNR" FSL="Default" -->

        <p><font size="2" face="Times New Roman, Times, Serif">Check the appropriate box to designate the rule pursuant to which this Schedule is filed: </font></p>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 1-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">[X] </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">Rule 13d-1(b)</font></td>
            </tr>

            <tr valign="top">
                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif"><br>
                [&nbsp;&nbsp;&nbsp;] </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><br>
                Rule 13d-1(c)</font></td>
            </tr>

            <tr valign="top">
                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif"><br>
                [&nbsp;&nbsp;&nbsp;] </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><br>
                Rule 13d-1(d)</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="4%"><font size="1" face="Times New Roman, Times, Serif">* </font></td>

                <td width="96%"><font size="1" face="Times New Roman, Times, Serif">The remainder of this cover page shall be filled out for a reporting person&rsquo;s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 0-TNR" FSL="Default" -->

        <p><font size="1" face="Times New Roman, Times, Serif">The information required in the remainder of this cover page shall not be deemed to be &ldquo;filed&rdquo; for the purpose of Section 18 of the Securities Exchange Act of 1934 (&ldquo;Act&rdquo;) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). </font></p>
        <!-- MARKER FORMAT-SHEET="Head Minor Center-TNR" FSL="Project" -->

        <p align="center"><font size="2" face="Times New Roman, Times, Serif">(Continued on following page(s))<br>
        Page 1 of 6 Pages </font></p>
        <!-- MARKER PAGE="sheet: 1; page: 1" -->
        <hr color="gray" size="5" noshade>
        <br>

        <table cellspacing="0" cellpadding="0" width="760" align="center">
            <tr valign="top">
                <td width="100%">
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>

            <tr valign="top">
                <td width="100%">
                    <font size="2" face="Times New Roman, Times, Serif">CUSIP No. 63886Q109 </font>
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>
        </table>
        <br>

        <table cellspacing="0" cellpadding="0" width="760" align="center">
            <tr valign="bottom">
                <th align="center">
                </th>

                <th align="center">
                </th>

                <th align="center">
                </th>

                <th align="left">
                </th>

                <th align="right">
                </th>
            </tr>

            <tr valign="bottom">
                <td width="10%" align="center">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="10%" align="center">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="10%" align="center">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="60%" align="left">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="10%" align="right">
                    <hr align="center" color="black" size="3">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>1</b><br>
                    <br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">NAMES OF REPORTING PERSONS<br>
                    I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)<br>
                    <br>
                    Keeley Asset Management Corp.</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>2<br>
                    <br>
                    <br>
                    </b></font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="3">
                    <font size="2" face="Times New Roman, Times, Serif">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)<br>
                    <br>
                    Not Applicable</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>

                <td align="right">
                    <font size="2" face="Times New Roman, Times, Serif">(a)&nbsp;&nbsp;&nbsp;[&nbsp;&nbsp;]<br>
                    (b)&nbsp;&nbsp;&nbsp;[&nbsp;&nbsp;] </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>3</b><br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">SEC USE ONLY<br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center"><font size="2" face="Times New Roman, Times, Serif"><b>4</b><br>
                <br>
                <br>
                </font></td>

                <td colspan="4"><font size="2" face="Times New Roman, Times, Serif">CITIZENSHIP OR PLACE OF ORGANIZATION<br>
                <br>
                Illinois </font></td>
            </tr>

            <tr valign="bottom">
                <td colspan="2">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td align="center">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>NUMBER OF<br>
                <br>
                SHARES</b> </font></td>

                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>5</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="2">
                    <font size="2" face="Times New Roman, Times, Serif">SOLE VOTING POWER<br>
                    <br>
                    1,725,000</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>BENEFICIALLY<br>
                <br>
                OWNED</b> </font></td>

                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>6</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="2">
                    <font size="2" face="Times New Roman, Times, Serif">SHARED VOTING POWER<br>
                    <br>
                    0</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>BY EACH<br>
                <br>
                REPORTING</b> </font></td>

                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>7</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="2">
                    <font size="2" face="Times New Roman, Times, Serif">SOLE DISPOSITIVE POWER<br>
                    <br>
                    1,725,000</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>PERSON WITH:</b><br>
                <br>
                </font></td>

                <td align="center"><font size="2" face="Times New Roman, Times, Serif"><b>8</b><br>
                <br>
                <br>
                </font></td>

                <td colspan="2"><font size="2" face="Times New Roman, Times, Serif">SHARED DISPOSITIVE POWER<br>
                <br>
                0</font></td>
            </tr>

            <tr valign="bottom">
                <td colspan="2">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td align="center">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>9</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON<br>
                    <br>
                    1,725,000<sup>(1)</sup> </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>10</b>&nbsp;&nbsp;<br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="3">
                    <font size="2" face="Times New Roman, Times, Serif">CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES <br>
                    (SEE INSTRUCTIONS)<br>
                    Not Applicable </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>

                <td align="right">
                    <font size="2" face="Times New Roman, Times, Serif">[&nbsp;&nbsp;]</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>11</b>&nbsp;&nbsp;<br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)<br>
                    <br>
                    14.3%<sup>(1)</sup></font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>12</b>&nbsp;&nbsp;<br>
                    <br>
                    <br>
                    </font>
                    <hr align="center" color="black" size="3">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)<br>
                    <br>
                    IA</font>
                    <hr align="center" color="black" size="3">
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 1-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="1" face="Times New Roman, Times, Serif">(1) </font></td>

                <td width="90%"><font size="1" face="Times New Roman, Times, Serif">The percent ownership calculated is based upon an aggregate of 12,096,833 shares outstanding as of November 5, 2009.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Head Minor Center-TNR" FSL="Project" -->

        <p align="center"><font size="2" face="Times New Roman, Times, Serif">Page 2 of 6 Pages </font></p>
        <!-- *************************************************************************** --><!-- MARKER PAGE="sheet: 3; page: 3" -->
        <hr color="gray" size="5" noshade>
        <br>

        <table cellspacing="0" cellpadding="0" width="760" align="center">
            <tr valign="top">
                <td width="100%">
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>

            <tr valign="top">
                <td width="100%">
                    <font size="2" face="Times New Roman, Times, Serif">CUSIP No. 63886Q109 </font>
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>
        </table>
        <br>

        <table cellspacing="0" cellpadding="0" width="760" align="center">
            <tr valign="bottom">
                <th align="center">
                </th>

                <th align="center">
                </th>

                <th align="center">
                </th>

                <th align="left">
                </th>

                <th align="right">
                </th>
            </tr>

            <tr valign="bottom">
                <td width="10%" align="center">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="10%" align="center">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="10%" align="center">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="60%" align="left">
                    <hr align="center" color="black" size="3">
                </td>

                <td width="10%" align="right">
                    <hr align="center" color="black" size="3">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>1</b><br>
                    <br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">NAMES OF REPORTING PERSONS<br>
                    I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)<br>
                    <br>
                    Keeley Small Cap Value Fund</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>2<br>
                    <br>
                    <br>
                    </b></font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="3">
                    <font size="2" face="Times New Roman, Times, Serif">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)<br>
                    <br>
                    Not Applicable</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>

                <td align="right">
                    <font size="2" face="Times New Roman, Times, Serif">(a)&nbsp;&nbsp;&nbsp;[&nbsp;&nbsp;]<br>
                    (b)&nbsp;&nbsp;&nbsp;[&nbsp;&nbsp;] </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>3</b><br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">SEC USE ONLY<br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center"><font size="2" face="Times New Roman, Times, Serif"><b>4</b><br>
                <br>
                <br>
                </font></td>

                <td colspan="4"><font size="2" face="Times New Roman, Times, Serif">CITIZENSHIP OR PLACE OF ORGANIZATION<br>
                <br>
                Maryland </font></td>
            </tr>

            <tr valign="bottom">
                <td colspan="2">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td align="center">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>NUMBER OF<br>
                <br>
                SHARES</b> </font></td>

                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>5</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="2">
                    <font size="2" face="Times New Roman, Times, Serif">SOLE VOTING POWER<br>
                    <br>
                    0 </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>BENEFICIALLY<br>
                <br>
                OWNED</b> </font></td>

                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>6</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="2">
                    <font size="2" face="Times New Roman, Times, Serif">SHARED VOTING POWER<br>
                    <br>
                    0</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>BY EACH<br>
                <br>
                REPORTING</b> </font></td>

                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>7</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="2">
                    <font size="2" face="Times New Roman, Times, Serif">SOLE DISPOSITIVE POWER<br>
                    <br>
                    0</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td colspan="2" align="center"><font size="2" face="Times New Roman, Times, Serif"><b>PERSON WITH:</b><br>
                <br>
                </font></td>

                <td align="center"><font size="2" face="Times New Roman, Times, Serif"><b>8</b><br>
                <br>
                <br>
                </font></td>

                <td colspan="2"><font size="2" face="Times New Roman, Times, Serif">SHARED DISPOSITIVE POWER<br>
                <br>
                0</font></td>
            </tr>

            <tr valign="bottom">
                <td colspan="2">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td align="center">
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>9</b><br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON<br>
                    <br>
                    1,725,000<sup>(1)</sup> </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>10</b>&nbsp;&nbsp;<br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="3">
                    <font size="2" face="Times New Roman, Times, Serif">CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES <br>
                    (SEE INSTRUCTIONS)<br>
                    Not Applicable </font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>

                <td align="right">
                    <font size="2" face="Times New Roman, Times, Serif">[&nbsp;&nbsp;]</font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>11</b>&nbsp;&nbsp;<br>
                    <br>
                    <br>
                    </font>
                    <hr align="left" color="black" size="1" width="90%">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)<br>
                    <br>
                    14.3%<sup>(1)</sup></font>
                    <hr align="left" color="black" size="1" width="100%">
                </td>
            </tr>

            <tr valign="bottom">
                <td align="center">
                    <font size="2" face="Times New Roman, Times, Serif"><b>12</b>&nbsp;&nbsp;<br>
                    <br>
                    <br>
                    </font>
                    <hr align="center" color="black" size="3">
                </td>

                <td colspan="4">
                    <font size="2" face="Times New Roman, Times, Serif">TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)<br>
                    <br>
                    IV</font>
                    <hr align="center" color="black" size="3">
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 1-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="1" face="Times New Roman, Times, Serif">(1) </font></td>

                <td width="90%"><font size="1" face="Times New Roman, Times, Serif">The percent ownership calculated is based upon an aggregate of 12,096,833 shares outstanding as of November 5, 2009.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Head Minor Center-TNR" FSL="Project" -->

        <p align="center"><font size="2" face="Times New Roman, Times, Serif">Page 3 of 6 Pages </font></p>
        <!-- MARKER PAGE="sheet: 2; page: 2" -->
        <hr color="gray" size="5" noshade>
        <br>

        <table cellspacing="0" cellpadding="0" width="760" align="center">
            <tr valign="top">
                <td width="100%">
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>

            <tr valign="top">
                <td width="100%">
                    <font size="2" face="Times New Roman, Times, Serif">CUSIP No. 63886Q109 </font>
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 1(a).</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Name of Issuer:</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">Natural Gas Services Group, Inc. </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 1(b).</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Address of Issuer&rsquo;s Principal Executive Offices:</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">508 W. Wall Street, Suite 550<br>
                Midland, TX 79701 </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 2(a).</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Name of Person Filing:</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">The persons filing this Schedule 13G are: </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(i) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Keeley Asset Management Corp. </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(ii) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Keeley Small Cap Value Fund, a series of Keeley Funds, Inc. </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 2(b).</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Address of Principal Business Office or, if none, Residence:</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(i)-(ii) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">401 South LaSalle Street <br>
                Chicago, Illinois 60605 </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 2(c).</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Citizenship:</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(i) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Keeley Asset Management Corp. is an Illinois corporation. </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(ii) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Keeley Funds, Inc. is a Maryland corporation. </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 2(d).</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Title of Class of Securities:</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">Common Stock </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 2(e).</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>CUSIP Number:</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">63886Q109 </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 3.</u> </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:</u></font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">|X| </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8). </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">|X| </font></td>

                <td width="85%">
                    <p><font size="2" face="Times New Roman, Times, Serif">An investment adviser in accordance with section 240.13d-1(b)(1)(ii)(E). </font></p>

                    <p>&nbsp;</p>
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Page Number Center" FSL="Project" -->

        <p align="center"><font size="2" face="Times New Roman, Times, Serif">Page 4 of 6 Pages </font></p>
        <!-- *************************************************************************** --><!-- MARKER PAGE="sheet: 35; page: 35" -->
        <hr color="gray" size="5" noshade>
        <br>

        <table cellspacing="0" cellpadding="0" width="760" align="center">
            <tr valign="top">
                <td width="100%">
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>

            <tr valign="top">
                <td width="100%">
                    <font size="2" face="Times New Roman, Times, Serif">CUSIP No. 63886Q109 </font>
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 4</u>. </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Ownership</u> </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Keeley Asset Management Corp.</u> </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(a) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Amount Beneficially Owned:&nbsp;&nbsp;1,725,000* </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(b) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Percent of Class:&nbsp;&nbsp;14.3% </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(c) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Number of shares as to which such person has: </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(i) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">sole power to vote or to direct the vote:&nbsp;&nbsp;1,725,000 </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(ii) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">shared power to vote or to direct the vote:&nbsp;&nbsp;0 </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(iii) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">sole power to dispose or to direct the disposition of:&nbsp;&nbsp;1,725,000 </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(iv) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">shared power to dispose or to direct the disposition of:&nbsp;&nbsp;0 </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Keeley Small Cap Value Fund</u> </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(a) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Amount Beneficially Owned:&nbsp;&nbsp;1,725,000* </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(b) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Percent of Class:&nbsp;&nbsp;14.3% </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(c) </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Number of shares as to which such person has: </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(i) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">sole power to vote or to direct the vote:&nbsp;&nbsp;0 </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(ii) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">shared power to vote or to direct the vote:&nbsp;&nbsp; 0 </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(iii) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">sole power to dispose or to direct the disposition of:&nbsp;&nbsp;0 </font></td>
            </tr>
        </table>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 3-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="15%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">(iv) </font></td>

                <td width="80%"><font size="2" face="Times New Roman, Times, Serif">shared power to dispose or to direct the disposition of:&nbsp;&nbsp;0 </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 5</u>. </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Ownership of Five Percent or Less of a Class</u>.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">N/A </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 6</u>. </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Ownership of More than Five Percent on Behalf of Another Person</u>.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">N/A </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 7</u>. </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company</u>.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">N/A </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="5%"><font size="2" face="Times New Roman, Times, Serif">* </font></td>

                <td width="95%">
                    <p><font size="2" face="Times New Roman, Times, Serif">Keeley Asset Management Corp. and Keeley Small Cap Value Fund share beneficial ownership over the same 1,725,000 shares.</font></p>

                    <p>&nbsp;</p>
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Page Number Center" FSL="Project" -->

        <p align="center"><font size="2" face="Times New Roman, Times, Serif">Page 5 of 6 Pages </font></p>
        <!-- MARKER PAGE="; page: 34" -->
        <hr color="gray" size="5" noshade>
        <br>

        <table cellspacing="0" cellpadding="0" width="760" align="center">
            <tr valign="top">
                <td width="100%">
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>

            <tr valign="top">
                <td width="100%">
                    <font size="2" face="Times New Roman, Times, Serif">CUSIP No. 63886Q109 </font>
                    <hr align="left" size="1" width="40%" noshade>
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 8</u>. </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Identification and Classification of Members of the Group</u>.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">N/A </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 9</u>. </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Notice of Dissolution of Group</u>.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif">N/A </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 0-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif"><u>Item 10</u>. </font></td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Certification</u>.</font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Indent Lv 0-TNR" FSL="Project" -->

        <p><font size="2" face="Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a
        participant in any transaction having that purpose or effect. </font></p>
        <!-- MARKER FORMAT-SHEET="Para Flush Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%">&nbsp;</td>

                <td width="90%"><font size="2" face="Times New Roman, Times, Serif"><u>Exhibits</u>. </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Para Hang Lv 2-TNR" FSL="Project" -->

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="top">
                <td width="10%"><font size="2" face="Times New Roman, Times, Serif">&nbsp;</font></td>

                <td width="5%" align="left"><font size="2" face="Times New Roman, Times, Serif">1. </font></td>

                <td width="85%"><font size="2" face="Times New Roman, Times, Serif">Agreement to file Schedule 13G jointly (previously filed as Exhibit 1 to the reporting parties&rsquo; Schedule 13G filed February 14, 2008). </font></td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Project" -->

        <h1 align="center"><font size="2" face="Times New Roman, Times, Serif">SIGNATURE </font></h1>
        <!-- MARKER FORMAT-SHEET="Para Indent Lv 0-TNR" FSL="Project" -->

        <p><font size="2" face="Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. </font></p>
        <!-- MARKER FORMAT-SHEET="Head Left-TNR" FSL="Default" -->

        <p align="left"><font size="2" face="Times New Roman, Times, Serif">Date: February 5, 2010 </font></p>

        <table border="0" cellspacing="0" cellpadding="0" width="100%">
            <tr valign="bottom">
                <td width="50%" align="left">
                </td>

                <td width="50%" align="left"><font size="2" face="Times New Roman">KEELEY ASSET MANAGEMENT CORP.</font></td>
            </tr>

            <tr valign="bottom">
                <td align="left"><font size="2" face="Times New Roman"><br>
                <br>
                &nbsp;</font></td>

                <td align="left"><font size="2" face="Times New Roman">By:&nbsp;&nbsp;<u>/s/ John L. Keeley, Jr.</u></font></td>
            </tr>

            <tr valign="bottom">
                <td align="left">
                </td>

                <td align="left"><font size="2" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;John L. Keeley, Jr., President</font></td>
            </tr>

            <tr valign="bottom">
                <td align="left"><font size="2" face="Times New Roman"><br>
                <br>
                &nbsp;</font></td>

                <td align="left"><font size="2" face="Times New Roman">KEELEY FUNDS, INC.</font></td>
            </tr>

            <tr valign="bottom">
                <td align="left"><font size="2" face="Times New Roman"><br>
                <br>
                &nbsp;</font></td>

                <td align="left"><font size="2" face="Times New Roman">By:&nbsp;&nbsp;<u>/s/ John L. Keeley, Jr.</u></font></td>
            </tr>

            <tr valign="bottom">
                <td align="left">
                </td>

                <td align="left">
                    <p><font size="2" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;John L. Keeley, Jr., President</font></p>

                    <p>&nbsp;</p>
                </td>
            </tr>
        </table>
        <br>
        <!-- MARKER FORMAT-SHEET="Page Number Center" FSL="Project" -->

        <p align="center"><font size="2" face="Times New Roman, Times, Serif">Page 6 of 6 Pages </font></p>
    </body>
</html>

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
