<SUBMISSION>
<ACCESSION-NUMBER>0000950123-11-010995
<TYPE>S-8 POS
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20110209
<DATE-OF-FILING-DATE-CHANGE>20110209
<EFFECTIVENESS-DATE>20110209
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>ENERGY CONVERSION DEVICES INC
<CIK>0000032878
<ASSIGNED-SIC>3674
<IRS-NUMBER>381749884
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0630
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>S-8 POS
<ACT>33
<FILE-NUMBER>333-84398
<FILM-NUMBER>11587211
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>3800 LAPEER ROAD
<CITY>AUBURN HILLS
<STATE>MI
<ZIP>48326
<PHONE>248-475-0100
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>3800 LAPEER ROAD
<CITY>AUBURN HILLS
<STATE>MI
<ZIP>48326
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>ENERGY CONVERSION LABORATORIES INC
<DATE-CHANGED>19710603
</FORMER-COMPANY>
</FILER>
<DOCUMENT>
<TYPE>S-8 POS
<SEQUENCE>1
<FILENAME>c12146sv8pos.htm
<DESCRIPTION>FORM S-8 POS
<TEXT>
<HTML>
<HEAD>
<TITLE>sv8pos</TITLE>
</HEAD>
<BODY bgcolor="#FFFFFF">
<!-- PAGEBREAK -->
<DIV style="font-family: 'Times New Roman',Times,serif; margin-left: .25in; width: 7.50in">

<DIV align="right" style="font-size: 10pt; margin-top: 10pt"><B>As filed with the Securities and Exchange Commission on February&nbsp;9, 2011 &#151; Registration No. 333-84398</B>
</DIV>


<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 1pt solid black; font-size: 1pt">&nbsp;</DIV>




<DIV align="center" style="font-size: 14pt; margin-top: 10pt"><B>UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION</B>
</DIV>

<DIV align="center" style="font-size: 12pt"><B>Washington, D.C. 20549</B>
</DIV>


<DIV align="Center" style="font-size: 12pt; margin-top: 10pt"><B>Post-Effective Amendment No.&nbsp;1 to</B>

</DIV>
<DIV align="center" style="font-size: 18pt; margin-top: 10pt"><B>FORM S-8</B>
</DIV>


<DIV align="center" style="font-size: 12pt; margin-top: 10pt"><B>REGISTRATION STATEMENT<BR>
UNDER<BR>
THE SECURITIES ACT OF 1933</B>
</DIV>

<DIV align="center" style="font-size: 24pt; margin-top: 10pt"><B>ENERGY CONVERSION DEVICES, INC.</B>
</DIV>

<DIV align="center" style="font-size: 10pt"><I>(Exact name of registrant as specified in its charter)</I></DIV>


<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head --><TR valign="bottom">
    <TD width="47%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="47%">&nbsp;</TD>
</TR>

<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
    <TD align="center" valign="top"><B>Delaware</B>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top"><B>38-1749884</B></TD>
</TR>
<TR valign="bottom">
    <TD align="center" valign="top"><I>(State or other jurisdiction of</I>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top"><I>(I.R.S. Employer</I></TD>
</TR>
<TR valign="bottom">
    <TD align="center" valign="top"><I>incorporation or organization)</I>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top"><I>Identification Number)</I></TD>
</TR>
<!-- End Table Body --></TABLE>
</DIV>


<DIV align="Center" style="font-size: 10pt; margin-top: 10pt"><B>3800 Lapeer Road<BR>
Auburn Hills, Michigan 48326<BR>
(248)&nbsp;475-0100</B>

</DIV>

<DIV align="Center" style="font-size: 10pt; margin-top: 0pt"><I>(Address, including zip code, and telephone number, including area code, of registrant&#146;s principal executive offices)</I>

</DIV>

<DIV align="Center" style="font-size: 10pt; margin-top: 10pt">ENERGY CONVERSION DEVICES, INC. 2000 NON-QUALIFIED STOCK OPTION PLAN

</DIV>

<DIV align="Center" style="font-size: 10pt; margin-top: 0pt"><B>(Full title of the plans)</B>

</DIV>

<DIV align="Center" style="font-size: 10pt; margin-top: 10pt"><DIV align="center"><DIV style="font-size: 10pt; margin-top: 20pt; width: 26%; border-top: 1px solid #000000">&nbsp;</DIV></DIV>

</DIV>
<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head --><TR valign="bottom">
    <TD width="47%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="47%">&nbsp;</TD>
</TR>

<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
    <TD align="center" valign="top"><B>Jay B. Knoll, Esq.</B>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top"><B><I>Copies to:</I></B></TD>
</TR>
<TR valign="bottom">
    <TD align="center" valign="top"><B>Executive Vice President, General Counsel and <BR>
Chief Administrative Officer <BR>
3800 Lapeer Road <BR>
Auburn Hills, Michigan 48326<BR>
(248)&nbsp;475-0100</B>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top"><B>W. Andrew Jack, Esq.<BR>
Covington &#038; Burling LLP<BR>
1201 Pennsylvania Avenue, NW<BR>
Washington, DC 20004<BR>
(202)&nbsp;662-6000</B></TD>
</TR>
<!-- End Table Body --></TABLE>
</DIV>


<DIV align="Center" style="font-size: 10pt; margin-top: 10pt"><I>(Name, address, including zip code, and telephone number, including area code, of agent for service)</I>

</DIV>

<DIV align="Center" style="font-size: 10pt; margin-top: 10pt"><DIV align="center"><DIV style="font-size: 10pt; margin-top: 20pt; width: 26%; border-top: 1px solid #000000">&nbsp;</DIV></DIV>

</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a
non-accelerated filer, or a smaller reporting company. See the definitions of &#147;large accelerated
filer,&#148; &#147;accelerated filer&#148; and &#147;smaller reporting company&#148; in Rule&nbsp;12b-2 of the Exchange Act.
(Check one):
</DIV>
<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head --><TR valign="bottom">
    <TD width="22%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="22%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="22%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="22%">&nbsp;</TD>
</TR>

<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
    <TD align="center" valign="top" nowrap>Large accelerated filer <FONT face="Wingdings">&#111;</FONT>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top" nowrap>Accelerated filer <FONT face="Wingdings">&#254;</FONT>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top" nowrap>Non-accelerated filer <FONT face="Wingdings">&#111;</FONT>
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top" nowrap>Smaller reporting company <FONT face="Wingdings">&#111;</FONT></TD>
</TR>
<TR valign="bottom">
    <TD align="center" valign="top">&nbsp;
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top" nowrap>(Do not check if a smaller reporting company)</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="top">&nbsp;</TD>
</TR>
<!-- End Table Body --></TABLE>
</DIV>


<DIV style="width: 100%; border-bottom: 1pt solid black; margin-top: 10pt; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>





<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif; margin-left: .25in; width: 7.50in">



<DIV align="center" style="font-size: 10pt; margin-top: 10pt"><B>EXPLANATORY NOTE</B>
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Pursuant to Item&nbsp;512(a)(3) of Regulation&nbsp;S-K, this Post-Effective Amendment No.&nbsp;1 (this
&#147;Amendment&#148;) to the Registration Statement on Form S-8 (Registration No.&nbsp;333-84398) filed with the
Securities and Exchange Commission (the &#147;Commission&#148;) on March&nbsp;15, 2002 (the &#147;Registration
Statement&#148;) deregisters 505,634 shares of common stock, par value $0.01 per share, of Energy
Conversion Devices, Inc. (&#147;Common Stock&#148;), which were registered under the Registration Statement
but remain unsold (the &#147;Remaining Shares&#148;). Concurrently with the filing of this Amendment, the
registrant is filing a new Registration Statement on Form S-8 (the &#147;New Registration Statement&#148;),
which registers 5,536,424 shares of Common Stock, including the Remaining Shares. This
Post-Effective Amendment is filed pursuant to Instruction E to the General Instructions to Form S-8
and interpretations of the Division of Corporation Finance of the Securities and Exchange
Commission.
</DIV>

<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif; margin-left: .25in; width: 7.50in">



<DIV align="center" style="font-size: 10pt; margin-top: 10pt"><B>SIGNATURES</B>
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it
has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and
has duly caused this Post-Effective Amendment No.&nbsp;1 to be signed on its behalf by the undersigned,
thereunto duly authorized in the City of Auburn Hills, Michigan, on February&nbsp;8, 2011.
</DIV>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="35%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">ENERGY CONVERSION DEVICES, INC.<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">/s/ Mark D. Morelli
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Mark D. Morelli&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Chief Executive Officer&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
</TABLE>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Pursuant to the requirements of the Securities Act of 1933, this Post-Effective Amendment No.
1 has been signed below by the following persons on behalf of the Registrant and in the capacities
and on the dates indicated.
</DIV>
<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head --><TR valign="bottom">
    <TD width="35%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="39%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="20%">&nbsp;</TD>
</TR>

<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Mark D. Morelli
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
Mark D. Morelli
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">President, Chief
Executive Officer
and Director
(Principal
Executive Officer)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ William C. Andrews
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
William C. Andrews
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Executive Vice
President and Chief
Financial Officer
(Principal
Financial and
Accounting Officer)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Joseph A. Avila
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
Joseph A. Avila
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director&nbsp;
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Alan E. Barton
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
Alan E. Barton
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director&nbsp;
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Robert I. Frey
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
Robert I. Frey
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director&nbsp;
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ William J. Ketelhut
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
William J. Ketelhut
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director&nbsp;
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ Stephen Rabinowitz
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
Stephen Rabinowitz
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director&nbsp;
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">/s/ George A. Schreiber, Jr.
<DIV style="font-size: 1pt; border-top: 1px solid #000000">&nbsp;</DIV>
George A. Schreiber, Jr.
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Director&nbsp;
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Date: February&nbsp;8, 2011</TD>
</TR>
<!-- End Table Body --></TABLE>
</DIV>



<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>



</BODY>
</HTML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
