SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
WESSON BRUCE F

(Last) (First) (Middle)
199 BENSON ROAD

(Street)
MIDDLEBURY CT 06749

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Chemtura CORP [ CEM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
01/24/2006
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 3,235 D
Common Stock 42,832 I DIR/RABBI TRUST
Common Stock 01/24/2006 J(1) 6,140 A $12.215 12,268 I Restricted Stock Account
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
NQ Stock Option (Right to Buy) $6.38 01/21/2004 02/20/2013 Common Stock 8,229 8,229 D
NQ Stock Option (Right to Buy) $7.25 10/22/2003 11/21/2012 Common Stock 9,655 9,655 D
NQ Stock Option (Right to Buy) $7.64 01/20/2005 02/19/2014 Common Stock 6,871 6,871 D
NQ Stock Option (Right to Buy) $7.92 10/23/2002 11/22/2011 Common Stock 8,838 8,838 D
NQ Stock Option (Right to Buy) $8.1562 10/31/2001 11/30/2010 Common Stock 7,500 7,500 D
NQ Stock Option (Right to Buy) $8.343 10/19/2000 10/19/2009 Common Stock 7,500 7,500 D
NQ Stock Option (Right to Buy) $8.343 10/19/2000 11/19/2009 Common Stock 25,000 25,000 D
Explanation of Responses:
1. The Reporting person received these shares of the Registrant's common stock in lieu of receiving a portion of his cash compensation for service as a member of the Board of Directors.
Bruce F. Wesson 01/26/2006
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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