Stock Trading History of Lfb Biotechnologies S.a.s.u.

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Lfb Biotechnologies S.a.s.u. since year 2005. The trader's CIK number is 1377942. At the time of this reporting, Lfb Biotechnologies S.a.s.u. is the of Gtc Biotherapeutics Inc . (stock ticker symbol GTCB). See this page for all insider trading activities at Gtc Biotherapeutics Inc .

Stock purchases, sales, and option exercises reported by insider *Lfb Biotechnologies S.a.s.u.* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-02-12	GTCB	Gtc Biotherapeutics Inc	Purchase	2,018,404	.87	1,756,011
2007-01-03	GTCB	Gtc Biotherapeutics Inc	Purchase	3,630,000	1.23	4,464,900

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Lfb Biotechnologies S.a.s.u. ( of Gtc Biotherapeutics Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.