Stock Trading History of Keck David W

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 Keck David W since year 2005. The trader's CIK number is 1437637. At the time of this reporting, Keck David W is the Vice President, Silicon Dev. of Gt Solar International, Inc. . (stock ticker symbol SOLR). See this page for all insider trading activities at Gt Solar International, Inc. .

Stock purchases, sales, and option exercises reported by insider *Keck David W* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-09-08	SOLR	Gt Solar International, Inc.	Option Exercise	220,575	1.66	366,154

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 Keck David W (Vice President, Silicon Dev. of Gt Solar International, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.