Insider Stock Trading History of Siewers David


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 Siewers David since year 2005. The trader's CIK number is 1676906. At the time of this reporting, Siewers David is the CFO and Treasurer of Selecta Biosciences Inc . (stock ticker symbol SELB). See this page for all insider trading activities at Selecta Biosciences Inc .


Stock purchases, sales, and option exercises reported by insider Siewers David since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-09-20 SELB Selecta Biosciences Inc Sale 16,424 20.00 328,480
2017-09-20 SELB Selecta Biosciences Inc Option Ex 16,424 .63 10,347
2017-06-30 SELB Selecta Biosciences Inc Sale 7,420 20.00 148,407
2017-06-30 SELB Selecta Biosciences Inc Option Ex 7,420 .63 4,674
2017-06-29 SELB Selecta Biosciences Inc Sale 9,652 20.00 193,040
2017-06-29 SELB Selecta Biosciences Inc Option Ex 9,616 .55 5,288
2017-06-26 SELB Selecta Biosciences Inc Sale 6,886 20.00 137,720

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 Siewers David (CFO and Treasurer of Selecta Biosciences Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.