Insider Stock Trading History of Christoffersen Ralph E


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 Christoffersen Ralph E since year 2005. The trader's CIK number is 1316252. At the time of this reporting, Christoffersen Ralph E is the Director of Calithera Biosciences, Inc. . (stock ticker symbol CALA). See this page for all insider trading activities at Calithera Biosciences, Inc. .

Note that in the past Christoffersen Ralph E also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Christoffersen Ralph E since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2014-10-07 CALA Calithera Biosciences, Inc. Buy 350,000 10.00 3,500,000
2005-10-28 THLD Threshold Pharmaceuticals Inc Sale 37,037 9.83 364,073
2005-08-25 THLD Threshold Pharmaceuticals Inc Sale 1,244,344 8.84 11,000,000

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 Christoffersen Ralph E (Director of Calithera Biosciences, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.