GTC Biotherapeutics Announces One-for-Ten Reverse Stock Split

FRAMINGHAM, Mass.--(BUSINESS WIRE)--GTC Biotherapeutics, Inc. (“GTC”, NASDAQ: GTCB) has filed Articles of Amendment to its Restated Articles of Organization with the Secretary of the Commonwealth of Massachusetts to effect a reverse split of GTC’s common stock in the ratio of one-for-ten. The reverse stock split will be effective on May 26, 2009 at 11:59 p.m. GTC’s common stock will begin trading on the NASDAQ Capital Market at the market opening on May 27, 2009 on a split-adjusted basis. To denote the reverse stock split GTC’s common stock will trade under the stock symbol “GTCBD” for a period of 20 trading days. After 20 trading days GTC’s common stock will resume trading under the symbol “GTCB”.