Insider Stock Trading History of Gregoire Sylvie

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 Gregoire Sylvie since year 2005. The trader's CIK number is 1335822. At the time of this reporting, Gregoire Sylvie is the Director of Cubist Pharmaceuticals Inc . (stock ticker symbol CBST). See this page for all insider trading activities at Cubist Pharmaceuticals Inc .

Stock purchases, sales, and option exercises reported by insider Gregoire Sylvie since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2009-05-07 CBST Cubist Pharmaceuticals Inc Buy 2,700 16.94 45,727

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 Gregoire Sylvie (Director of Cubist Pharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.