Regulatory News: Chemtura Corporation (NYSE/EuroNext Paris: CHMT) (“Chemtura” or the “Company”) announced today that it has closed a public offering of $450 million aggregate principal amount of 5.75% Senior Notes due 2021 (the “Notes”), which represents an increase from the previously announced offering size of $400 million. The offering was made pursuant to the Company’s automatic shelf registration statement on Form S-3, including a prospectus and an applicable prospectus supplement related to the offering, filed with the Securities and Exchange Commission (the “SEC”). These documents may be obtained by visiting EDGAR on the SEC’s website at www.sec.gov. Copies of the prospectus supplement and accompanying base prospectus may also be obtained by contacting Citigroup, Brooklyn Army Terminal, 140 58th Street, Brooklyn, New York 11220 or by telephone at (800) 831-9146 or by email at firstname.lastname@example.org. Chemtura also announced today the settlement of its previously announced cash tender offer and consent solicitation with respect to any and all of its outstanding $455 million aggregate principal amount of 7.875% Senior Notes due 2018 (the “2018 Notes”). The tender offer and consent solicitation were subject to the satisfaction or waiver of certain conditions, including, among others, the consummation of a future offering of unsecured senior debt securities by the Company, on terms and conditions acceptable to the Company, in its sole discretion, yielding net proceeds in an amount sufficient to fund all of its obligations under the tender offer and consent solicitation. As of July 23, 2013, these conditions were satisfied and, pursuant to the terms and conditions of the tender offer and consent solicitation as set forth in the Company’s Offer to Purchase and Consent Solicitation Statement, dated June 10, 2013 (as amended, supplemented or otherwise modified, the “Offer to Purchase”), the Company accepted for purchase, using the net proceeds from the sale of the Notes, all $354,391,000 (or approximately 77.89%) of the outstanding aggregate principal amount of 2018 Notes that had been tendered on or prior to 4:00 p.m., New York City time, on July 19, 2013 (the “Expiration Date”).