Our common stock is tradedon the New York Stock Exchange under the symbol EFX

Our common stock is tradedon the New York Stock Exchange under the symbol EFX. SOURCEEquifax Inc.Jeff Dodge, Equifax Inc., +1-404-885-8804, . FRAMINGHAM, Mass.--(Business Wire)--GTC Biotherapeutics, Inc. ("GTC", NASDAQ: GTCB) has filed Articles of Amendmentto its Restated Articles of Organization with the Secretary of the Commonwealthof Massachusetts to effect a reverse split of GTC`s common stock in the ratio ofone-for-ten. The reverse stock split will be effective on May 26, 2009 at 11:59p.m. GTC`s common stock will begin trading on the NASDAQ Capital Market at themarket opening on May 27, 2009 on a split-adjusted basis. To denote the reversestock split GTC`s common stock will trade under the stock symbol "GTCBD" for aperiod of 20 trading days.

After 20 trading days GTC`s common stock will resumetrading under the symbol "GTCB". "Implementing the reverse stock split is an integral part of GTC`s progresstowards securing additional funding," stated Geoffrey F. Cox, Ph.D., GTC`sChairman of the Board and Chief Executive Officer. "The lower outstanding sharecount will meet continued listing requirements and establish additionalauthorized shares for new investments. We anticipate updating the market on thefinancing progress before the end of June." The reverse stock split is expected to increase the market price of GTC`s commonstock to meet the $1.00 per share minimum share price requirements for continuedlisting on the NASDAQ Capital Market. The reverse stock split will reduce thenumber of shares GTC`s common stock outstanding from approximately 104,391,892to approximately 10,439,189.

There will continue to be 210,000,000 authorizedshares of common stock. Information for ShareholdersUpon the effectiveness of the reverse stock split, GTC stockholders will receiveone new share of GTC common stock for every ten shares held. Registered holdersof GTC common stock holding stock certificates will receive a letter oftransmittal from GTC`s transfer agent, American Stock Transfer & Trust Company,with instructions for the exchange of stock certificates. No action is requiredby stockholders holding GTC common stock in book-entry form. American StockTransfer & Trust Company will act as the exchange agent for the reverse stocksplit and can be reached at (718) 921-8155.