Insider Stock Trading History of Desrosier Thomas


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 Desrosier Thomas since year 2005. The trader's CIK number is 1435744. At the time of this reporting, Desrosier Thomas is the See Remarks of Seres Therapeutics, Inc. . (stock ticker symbol MCRB). See this page for all insider trading activities at Seres Therapeutics, Inc. .

Note that in the past DesRosier Thomas also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Desrosier Thomas since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2018-01-26 MCRB Seres Therapeutics, Inc. Option Ex 10,000 .00 0
2018-01-26 MCRB Seres Therapeutics, Inc. Sale 3,475 11.02 38,294
2016-02-18 ARIA Ariad Pharmaceuticals Inc Option Ex 55,000 .00 0
2014-12-29 CBST Cubist Pharmaceuticals Inc Option Ex 17,975 45.90 825,052
2014-04-15 CBST Cubist Pharmaceuticals Inc Option Ex 2,377 .00 0
2014-04-16 CBST Cubist Pharmaceuticals Inc Sale 768 64.00 49,152
2011-04-04 GENZ Genzyme Corp Option Ex 11,375 .00 0
2010-05-25 GENZ Genzyme Corp Sale 1,972 45.60 89,923
2010-05-24 GENZ Genzyme Corp Option Ex 5,833 .00 0
2008-08-07 GENZ Genzyme Corp Option Ex 10,725 .00 0
2008-08-07 GENZ Genzyme Corp Sale 10,725 78.99 847,167
2008-08-07 GENZ Genzyme Corp Option Ex 10,725 .00 0
2008-08-07 GENZ Genzyme Corp Sale 10,725 78.99 847,167

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 Desrosier Thomas (See Remarks of Seres Therapeutics, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.