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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1091862	Chemtura Corp	CHMT	Plastic Material, Synth Resin/Rubber, Cellulos (No Glass) (2820)	522183153

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1480235	Chet Cross	199 Benson Road Middlebury CT 06749	See Remarks	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2015-05-04	20,908	$15.38	94,414	No	4	M	Direct
Common Stock	Disposition	2015-05-04	20,908	$30.53	73,506	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (right to buy)	Disposition	2015-05-04	20,908	$0.00	20,908	$15.38

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
10,455		2022-03-01	No	4	M	Direct

Footnotes

The option exercise and sale reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.
Includes 185 shares acquired under the Chemtura Corporation 2012 Employee Stock Purchase Plan on March 31, 2015.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.38 to $30.68, inclusive. The reporting person undertakes to provide Chemtura Corporation, any security holder of Chemtura Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within.
This option, which initially represented a right to purchase a total of 31,363 shares, became exercisable in three equal installments on March 1, 2013, March 1, 2014 and March 1, 2015.