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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 18pt"><B>UNITED
STATES<BR>
SECURITIES AND EXCHANGE COMMISSION<BR>
</B></FONT><B><FONT STYLE="font-size: 10pt">Washington, D.C. 20549</FONT></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 2in">&nbsp;</P>

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin-top: 0pt; text-align: center; margin-bottom: 0pt"><B>FORM 8-K</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CURRENT REPORT<BR>
PURSUANT TO SECTION 13 OR 15(d) OF THE<BR>
SECURITIES EXCHANGE ACT OF 1934</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 1.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Date of Report (Date of earliest event reported):
<B>August 1, 2012</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 1.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 18pt"><B>Chemtura
Corporation<BR>
</B></FONT><FONT STYLE="font-size: 10pt">(Exact name of registrant as specified in its charter)</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 1.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 1.5in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" ALIGN="CENTER" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt; text-align: center"><B>Delaware<BR>
</B>(State or other jurisdiction<BR>
&nbsp;of incorporation)</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt">&nbsp;</TD>
    <TD COLSPAN="3" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt; text-align: center"><B>1-15339<BR>
</B>(Commission file number)</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt; text-align: center"><B>52-2183153<BR>
</B>(IRS employer identification<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;number)</TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="7" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>1818 Market Street, Suite 3700, Philadelphia,
        Pennsylvania</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>199 Benson Road, Middlebury, Connecticut<BR>
        </B>(Address of principal executive offices)</P></TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="text-align: center; vertical-align: bottom">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>19103</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>06749<BR>
        </B>(Zip Code)</P></TD></TR>
<TR>
    <TD STYLE="width: 30%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 32%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 30%">&nbsp;</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>(203) 573-2000<BR>
</B>(Registrant's telephone number, including area code)</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Check the appropriate box below
if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following
provisions (see General Instruction A.2. below):</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font: 10pt Wingdings">&nbsp;</FONT></P>

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<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font: 10pt Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Written communications pursuant to Rule 425 under the
Securities Act (17 CFR 230.425)</TD>
</TR></TABLE>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Soliciting material pursuant to Rule 14a-12 under the
Exchange Act (17 CFR 240.14a-12)</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Pre-commencement communications pursuant to Rule 14d-2(b)
under the Exchange Act (17 CFR 240.14d-2(b))</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 6pt"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Pre-commencement communications pursuant to Rule 13e-4(c)
under the Exchange Act (17 CFR 240.13e-4(c))</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 1.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 2.02 Results of Operations and Financial Condition</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">On August 1, 2012, Chemtura Corporation
(the &ldquo;Company&rdquo;) issued a press release announcing financial results for the quarter ended June 30, 2012.&nbsp;&nbsp;A
copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">In accordance with General Instruction B.2
of Form 8-K, the preliminary financial results contained in Item 2.02 in this Current Report on Form 8-K and the attached Exhibit
99.1 shall not be deemed to be &ldquo;filed&rdquo; for purposes of Section 18 of the Securities Exchange Act of 1934, as amended
(the &ldquo;Exchange Act&rdquo;) or otherwise subject to liability of that section, nor shall it be deemed incorporated by reference
in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference
in such filing.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 8.01 Other Events</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As previously disclosed, in October 2011,
our Board of Directors (the &ldquo;Board&rdquo;) authorized us to invest up to $50 million in the repurchase of shares of our common
stock over a twelve month period (the &ldquo;Share Repurchase Program&rdquo;).&nbsp; The Share Repurchase Program did not obligate
us to repurchase any particular amount of common stock and may be modified or suspended at any time at the Board&rsquo;s discretion.&nbsp;
On July 31, 2012, our Board authorized an increase in our Share Repurchase Program from $50 million to up to $100 million and extended
the program to November 2013.&nbsp; The shares are expected to be repurchased from time to time through open market purchases.
The manner, price, number and timing of such repurchases, if any, will be subject to a variety of factors, including market conditions
and applicable rules of the Securities and Exchange Commission. From October 7, 2011 through July 31, 2012, we repurchased 3.4
million shares of common stock for a total purchase price of $41 million. As a result of the additional authorization approved
by the Board, as of July 31, 2012, there remains approximately $59 million under the Share Repurchase Program.&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 9.01. Financial Statements and Exhibits</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>(d)&nbsp;&nbsp;Exhibits</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 120px; font-size: 10pt; text-decoration: underline">Exhibit No.</TD>
    <TD STYLE="font-size: 10pt; text-decoration: underline">Exhibit Description</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 120px; font-size: 10pt">99.1</TD>
    <TD STYLE="font-size: 10pt">Press Release dated August 1, 2012.</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Signatures</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;&#9;Pursuant to the requirements of the Securities Exchange
Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid">Chemtura Corporation&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; width: 50%">&nbsp;</TD>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="width: 35%">(Registrant)</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; width: 11%">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD>By:</TD>
    <TD STYLE="border-bottom: Black 1pt solid">/s/ Billie S. Flaherty</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD>Name:</TD>
    <TD>Billie S. Flaherty&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD>Title:</TD>
    <TD>SVP, General Counsel &amp; Secretary</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
</TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0"></TD><TD STYLE="width: 0.5in">Date:</TD><TD>August 1, 2012</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><U>Exhibit Index</U></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 120px; font-size: 10pt; text-decoration: underline">Exhibit No.</TD>
    <TD STYLE="font-size: 10pt; text-decoration: underline">Exhibit Description</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 120px; font-size: 10pt">99.1</TD>
    <TD STYLE="font-size: 10pt">Press Release dated August 1, 2012.</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;&nbsp;</P>



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[{"type": "8-K", "sequence": "1", "filename": "v319984_8k.htm", "description": "FORM 8-K", "secsgml_size_bytes": 16283}]
{"company-data": {"conformed-name": "Chemtura CORP", "cik": "0001091862", "assigned-sic": "2820", "irs-number": "522183153", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-15339", "film-number": "121000749"}, "business-address": {"street1": "BENSON ROAD", "city": "MIDDLEBURY", "state": "CT", "zip": "06749", "phone": "2035732000"}, "mail-address": {"street1": "BENSON ROAD", "city": "MIDDLEBURY", "state": "CT", "zip": "06749"}, "former-company": [{"former-conformed-name": "CROMPTON CORP", "date-changed": "20000512"}, {"former-conformed-name": "CK WITCO CORP", "date-changed": "19990727"}]}
UNITED
STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934
Date of Report (Date of earliest event reported):
August 1, 2012
Chemtura
Corporation
(Exact name of registrant as specified in its charter)
Delaware
(State or other jurisdiction
of incorporation)
1-15339
(Commission file number)
52-2183153
(IRS employer identification
number)
1818 Market Street, Suite 3700, Philadelphia,
        Pennsylvania
199 Benson Road, Middlebury, Connecticut
(Address of principal executive offices)
19103
06749
(Zip Code)
(203) 573-2000
(Registrant's telephone number, including area code)
Check the appropriate box below
if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following
provisions (see General Instruction A.2. below):
¨
Written communications pursuant to Rule 425 under the
Securities Act (17 CFR 230.425)
¨
Soliciting material pursuant to Rule 14a-12 under the
Exchange Act (17 CFR 240.14a-12)
¨
Pre-commencement communications pursuant to Rule 14d-2(b)
under the Exchange Act (17 CFR 240.14d-2(b))
¨
Pre-commencement communications pursuant to Rule 13e-4(c)
under the Exchange Act (17 CFR 240.13e-4(c))
Item 2.02 Results of Operations and Financial Condition
On August 1, 2012, Chemtura Corporation
(the "Company") issued a press release announcing financial results for the quarter ended June 30, 2012.  A
copy of the press release is attached hereto as Exhibit 99.1 and incorporated herein by reference.
In accordance with General Instruction B.2
of Form 8-K, the preliminary financial results contained in Item 2.02 in this Current Report on Form 8-K and the attached Exhibit
99.1 shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended
(the "Exchange Act") or otherwise subject to liability of that section, nor shall it be deemed incorporated by reference
in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference
in such filing.
Item 8.01 Other Events
As previously disclosed, in October 2011,
our Board of Directors (the "Board") authorized us to invest up to $50 million in the repurchase of shares of our common
stock over a twelve month period (the "Share Repurchase Program").  The Share Repurchase Program did not obligate
us to repurchase any particular amount of common stock and may be modified or suspended at any time at the Board's discretion. 
On July 31, 2012, our Board authorized an increase in our Share Repurchase Program from $50 million to up to $100 million and extended
the program to November 2013.  The shares are expected to be repurchased from time to time through open market purchases.
The manner, price, number and timing of such repurchases, if any, will be subject to a variety of factors, including market conditions
and applicable rules of the Securities and Exchange Commission. From October 7, 2011 through July 31, 2012, we repurchased 3.4
million shares of common stock for a total purchase price of $41 million. As a result of the additional authorization approved
by the Board, as of July 31, 2012, there remains approximately $59 million under the Share Repurchase Program.
Item 9.01. Financial Statements and Exhibits
(d)  Exhibits
Exhibit No.
Exhibit Description
99.1
Press Release dated August 1, 2012.
Signatures
Pursuant to the requirements of the Securities Exchange
Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
Chemtura Corporation
(Registrant)
By:
/s/ Billie S. Flaherty
Name:
Billie S. Flaherty
Title:
SVP, General Counsel & Secretary
Date:
August 1, 2012
Exhibit Index
Exhibit No.
Exhibit Description
99.1
Press Release dated August 1, 2012.