<SEC-DOCUMENT>0000080255-12-000092.txt : 20120209
<SEC-HEADER>0000080255-12-000092.hdr.sgml : 20120209
<ACCEPTANCE-DATETIME>20120209112416
ACCESSION NUMBER:		0000080255-12-000092
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20120209
DATE AS OF CHANGE:		20120209

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INNOSPEC INC.
		CENTRAL INDEX KEY:			0001054905
		STANDARD INDUSTRIAL CLASSIFICATION:	CHEMICALS & ALLIED PRODUCTS [2800]
		IRS NUMBER:				981081725
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-54153
		FILM NUMBER:		12585220

	BUSINESS ADDRESS:	
		STREET 1:		8375 SOUTH WILLOW STREET
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80124
		BUSINESS PHONE:		303-792-5554

	MAIL ADDRESS:	
		STREET 1:		8375 SOUTH WILLOW STREET
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80124

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OCTEL CORP
		DATE OF NAME CHANGE:	19980209

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PRICE T ROWE ASSOCIATES INC /MD/
		CENTRAL INDEX KEY:			0000080255
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY & COMMODITY BROKERS, DEALERS, EXCHANGES & SERVICES [6200]
		IRS NUMBER:				520556948
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		100 EAST PRATT ST
		CITY:			BALTIMORE
		STATE:			MD
		ZIP:			21202
		BUSINESS PHONE:		(410)345-6603

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 89000
		CITY:			BALTIMORE
		STATE:			MD
		ZIP:			21289
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>iosp13gadec11.htm
<DESCRIPTION>IOSP AS OF 12/31/11
<TEXT>
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<P STYLE="margin: 0"></P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">UNITED STATES</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">SECURITIES AND EXCHANGE COMMISSION</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">Washington, D.C. 20549</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-align: center">SCHEDULE 13G</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">Under the Securities Exchange Act of 1934</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">(Amendment No. 15)*</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">INNOSPEC INC</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center; text-indent: 0.5in">(Name of Issuer)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-align: center">COMMON STOCK</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center; text-indent: 0.5in">(Title of Class of Securities)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-align: center">45768S105</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-align: center">(CUSIP Number)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-align: center">December 31, 2011</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-align: center">(Date of Event which Requires Filing of Statement)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0">Check the appropriate box to designate the Rule pursuant
to which this Schedule is filed:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0">[x] Rule 13d - 1(b)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-indent: 0.5in">Rule 13d - 1(c)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-indent: 0.5in">Rule 13d - 1(d)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">*The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing
information which would alter disclosures provided in a prior cover page.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0">The information required on the remainder of this page shall
not be deemed to be &quot;filed&quot; for the purpose of Section 18 of the Securities Exchange Act of 1934 (&quot;Act&quot;) 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.)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 9pt 0 0; text-align: center">(Continued on following page(s)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;Page 1 of 6 Pages</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

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<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">CUSIP NO. 45768S105 &#9;13G Page 2 of 6 Pages</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">1&#9;Name of Reporting Person</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">S.S. or I.R.S. Identification No. of Above
Person</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">T. ROWE PRICE ASSOCIATES, INC.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">52-0556948</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">2&#9;Check the Appropriate Box if a Member of a Group*</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 5.5in">(a) ____</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">NOT APPLICABLE&#9;(b) ____</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">3&#9;SEC Use Only</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">______________________________</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">4&#9;Citizenship or Place of Organization</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">MARYLAND</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Number of&#9;5&#9;Sole Voting Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">**</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Shares&#9; 794,290</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Beneficially&#9;6&#9;Shared Voting Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">**</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Owned By Each&#9; -0-</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Reporting&#9;7&#9;Sole Dispositive Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">**</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Person&#9; 3,259,190</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">With&#9;8&#9;Shared Dispositive Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">-0-</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">9&#9;Aggregate Amount Beneficially
Owned by Each Reporting Person</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">3,259,190</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">10&#9;Check Box if the Aggregate
Amount in Row (9) Excludes Certain Shares*</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">NOT APPLICABLE</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">11&#9;Percent of Class Represented by Amount in Row 9</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">14.0%</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">12&#9;Type of Reporting Person*</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">IA</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;*SEE INSTRUCTION BEFORE FILLING OUT!</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;**Any shares reported in Items 5 and 6 are also</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;reported in Item 7.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">CUSIP NO. 45768S105&#9;13G Page 3 of 6 Pages</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">1&#9;Name of Reporting Person</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">S.S. or I.R.S. Identification No. of Above
Person</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">T. ROWE PRICE SMALL-CAP VALUE FUND, INC. &#9;52-1575325</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">2&#9;Check the Appropriate Box if a Member of a Group*</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 5.5in">(a) ____</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">NOT APPLICABLE&#9;(b) ____</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">3&#9;SEC Use Only</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">______________________________</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">4&#9;Citizenship or Place of Organization</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">MARYLAND</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Number of&#9;5&#9;Sole Voting Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">**</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Shares&#9; 2,460,000</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Beneficially&#9;6&#9;Shared Voting Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">**</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Owned By Each&#9;-0-</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Reporting&#9;7&#9;Sole Dispositive Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.5in">**</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Person&#9;-0-</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">With&#9;8&#9;Shared Dispositive Power</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1.8in">-0-</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">9&#9;Aggregate Amount Beneficially
Owned by Each Reporting Person</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">2,460,000</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.3in; text-indent: -0.3in">10&#9;Check Box if the Aggregate
Amount in Row (9) Excludes Certain Shares*</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">NOT APPLICABLE</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">11&#9;Percent of Class Represented by Amount in Row 9</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">10.5%</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">12&#9;Type of Reporting Person*</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.3in">IV</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;*SEE INSTRUCTION BEFORE FILLING OUT!</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">**The aggregate amount reported on this page is also included
in the aggregate amount reported by T. Rowe Price Associates, Inc. on page 2 of this Schedule 13G.</P>

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<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">SCHEDULE 13G</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">PAGE 4 OF 6</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 1(a)&#9;Name of Issuer:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1in">Reference is made to page 1 of this Schedule
13G</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 1(b)&#9;Address of Issuer's Principal Executive Offices:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.5in">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.5in; text-indent: 1in">8375 S WILLOW ST, LITTLETON, CO 80124</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 2(a)&#9;Name of Person(s) Filing:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1.5in; text-indent: -0.5in">(1)&#9;T. Rowe Price Associates,
Inc. (&quot;Price Associates&quot;)</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1in">(2)&#9;T. Rowe Price Small-Cap Value Fund, Inc.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1in; text-indent: -1in">X&#9;Attached as Exhibit A is a copy
of an agreement between the Persons Filing (as specified hereinabove) that this Schedule 13G is being filed on behalf of each of
them.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 2(b)&#9;Address of Principal Business Office:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1in">100 E. Pratt Street, Baltimore, Maryland 21202</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 2(c)&#9;Citizenship or Place of Organization:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1in">(1)&#9;Maryland</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1in">(2)&#9;Maryland</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 2(d)&#9;Title of Class of Securities:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 1in">Reference is made to page 1 of this Schedule
13G</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 2(e)&#9;CUSIP Number: 45768S105</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 3&#9;The person filing this Schedule 13G is an:</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1in; text-indent: -1in">X&#9;Investment Adviser registered
under Section 203 of the Investment Advisers Act of 1940</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1in; text-indent: -1in">X&#9;Investment Company registered
under Section 8 of the Investment Company Act of 1940</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 4&#9;Reference is made to Items 5-11 on page 2 of this Schedule
13G.</P>

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<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">SCHEDULE 13G</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">PAGE 5 OF 6</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 5&#9;Ownership of Five Percent or Less of a Class.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.7in">x Not Applicable.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.7in; text-indent: -0.7in">&#9;This statement is being filed
to report the fact that, as of the date of this report, the reporting person(s) has (have) ceased to be the beneficial owner of
more than five percent of the class of securities.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.7in; text-indent: -0.7in">Item 6&#9;Ownership of More than
Five Percent on Behalf of Another Person</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1.1in; text-indent: -0.4in">(1)&#9;Price Associates does not
serve as custodian of the assets of any of its clients; accordingly, in each instance only the client or the client's custodian
or trustee bank has the right to receive dividends paid with respect to, and proceeds from the sale of, such securities.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1.1in">The ultimate power to direct the receipt of dividends
paid with respect to, and the proceeds from the sale of, such securities, is vested in the individual and institutional clients
which Price Associates serves as investment adviser. Any and all discretionary authority which has been delegated to Price Associates
may be revoked in whole or in part at any time.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1.1in">Except as may be indicated if this is a joint filing
with one of the registered investment companies sponsored by Price Associates which it also serves as investment adviser (&quot;T.
Rowe Price Funds&quot;), not more than 5% of the class of such securities is owned by any one client subject to the investment
advice of Price Associates.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 1.1in; text-indent: -0.4in">(2)&#9;With respect to securities
owned by any one of the T. Rowe Price Funds, only State Street Bank and Trust Company, as custodian for each of such Funds, has
the right to receive dividends paid with respect to, and proceeds from the sale of, such securities. No other person is known to
have such right, except that the shareholders of each such Fund participate proportionately in any dividends and distributions
so paid.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.7in; text-indent: -0.7in">Item 7&#9;Identification and Classification
of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.7in">Not Applicable.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.7in; text-indent: -0.7in">Item 8&#9;Identification and Classification
of Members of the Group.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.7in">Not Applicable.</P>

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<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">SCHEDULE 13G</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">PAGE 6 OF 6</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Item 9&#9;Notice of Dissolution of Group.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.9in">Not Applicable.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.9in; text-indent: -0.9in">Item 10&#9;Certification.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.9in">By signing below I (we) certify that, to the best of
my (our) knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired
for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were
not acquired in connection with or as a participant in any transaction having such purpose or effect. T. Rowe Price Associates,
Inc. hereby declares and affirms that the filing of Schedule 13G shall not be construed as an admission that Price Associates is
the beneficial owner of the securities referred to, which beneficial ownership is expressly denied.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;Signature.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.9in">After reasonable inquiry and to the best of my (our)
knowledge and belief, I (we) certify that the information set forth in this statement is true, complete and correct.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Dated:&#9;February 14, 2012&#9;Dated:&#9;February 14, 2012</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">T. ROWE PRICE SMALL-CAP&#9;T. ROWE PRICE ASSOCIATES, INC.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.7in">VALUE FUND, INC.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">By:&#9;/s/ David Oestreicher&#9;By:&#9;/s/ David Oestreicher</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.4in">David Oestreicher,&#9;David Oestreicher,</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.4in">Vice President&#9;Vice President</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0 0 0 0.9in; text-indent: -0.9in">Note:&#9;This Schedule 13G, including
all exhibits, must be filed with the Securities and Exchange Commission, and a copy hereof must be sent to the issuer by registered
or certified mail not later than February 14th following the calendar year covered by the statement or within the time specified
in Rule 13d-1(b)(2), if applicable.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">12/31/2011</P>

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<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 5in">EXHIBIT A</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;AGREEMENT</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&#9;JOINT FILING OF SCHEDULE 13G</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.5in">T. Rowe Price Associates, Inc. (an investment
adviser registered under the Investment Advisers Act of 1940) and T. Rowe Price Small-Cap Value Fund, Inc., a Maryland corporation,
hereby agree to file jointly the statement on Schedule 13G to which this Agreement is attached, and any amendments thereto which
may be deemed necessary, pursuant to Regulation 13D-G under the Securities Exchange Act of 1934.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.5in">It is understood and agreed that each of the
parties hereto is responsible for the timely filing of such statement and any amendments thereto, and for the completeness and
accuracy of the information concerning such party contained therein, but such party is not responsible for the completeness or
accuracy of information concerning the other party unless such party knows or has reason to believe that such information is inaccurate.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.5in">It is understood and agreed that a copy of
this Agreement shall be attached as an exhibit to the statement on Schedule 13G, and any amendments hereto, filed on behalf of
each of the parties hereto.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">Dated:&#9;February 14, 2012&#9;Dated:&#9;February 14, 2012</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">T. ROWE PRICE SMALL-CAP&#9;T. ROWE PRICE ASSOCIATES, INC.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.7in">VALUE FUND, INC.</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">By:&#9;/s/ David Oestreicher&#9;By:&#9;/s/ David Oestreicher</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.4in">David Oestreicher,&#9;David Oestreicher,</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0; text-indent: 0.4in">Vice President&#9;Vice President</P>

<P STYLE="font: 12pt Courier New, Courier, Monospace; margin: 0">&nbsp;</P>


<P STYLE="margin: 0"></P>

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