X0306 4 2016-05-03 0 0001091862 Chemtura CORP CHMT 0001454769 Flaherty Billie S. 199 BENSON ROAD MIDDLEBURY CT 06749 0 1 0 0 EVP, Gnrl. Counsel & Secretary Common Stock 2016-05-03 4 S 0 868 27.00 D 68648 D Common Stock 2016-05-03 4 S 0 3125 26.81 D 65523 D The sales reported on this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the reporting person. Includes 132 shares acquired under the Chemtura Corporation 2012 Employee Stock Purchase Plan on March 31, 2016. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $26.67 to $26.99, 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. /s/ Alan Schutzman by Power of Attorney 2016-05-05