Insider Stock Trading History of Knopf John L


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 Knopf John L since year 2005. The trader's CIK number is 1586745. At the time of this reporting, Knopf John L is the CEO and President of Acceleron Pharma Inc . (stock ticker symbol XLRN). See this page for all insider trading activities at Acceleron Pharma Inc .


Stock purchases, sales, and option exercises reported by insider Knopf John L since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2016-11-09 XLRN Acceleron Pharma Inc Sale 100,000 32.19 3,219,000
2016-11-09 XLRN Acceleron Pharma Inc Option Ex 100,000 5.36 536,000
2016-07-07 XLRN Acceleron Pharma Inc Option Ex 95,000 1.80 171,000
2016-07-06 XLRN Acceleron Pharma Inc Sale 41,477 33.92 1,406,899
2016-07-05 XLRN Acceleron Pharma Inc Option Ex 30,501 5.28 161,045
2016-07-06 XLRN Acceleron Pharma Inc Option Ex 41,477 5.28 218,998
2016-07-05 XLRN Acceleron Pharma Inc Sale 30,501 33.70 1,027,883
2016-07-01 XLRN Acceleron Pharma Inc Option Ex 23,022 5.28 121,556
2016-07-01 XLRN Acceleron Pharma Inc Sale 28,022 34.55 968,160
2016-05-20 XLRN Acceleron Pharma Inc Sale 25,787 33.17 855,354
2016-05-19 XLRN Acceleron Pharma Inc Option Ex 37,623 5.08 191,124
2016-05-19 XLRN Acceleron Pharma Inc Sale 37,623 33.04 1,243,063
2016-05-18 XLRN Acceleron Pharma Inc Sale 36,590 33.04 1,208,933
2016-05-20 XLRN Acceleron Pharma Inc Option Ex 25,787 5.08 130,997
2016-05-18 XLRN Acceleron Pharma Inc Option Ex 24,090 5.08 122,377
2015-10-07 XLRN Acceleron Pharma Inc Option Ex 19,000 5.08 96,520
2015-10-07 XLRN Acceleron Pharma Inc Sale 19,000 24.30 461,605
2015-09-14 XLRN Acceleron Pharma Inc Option Ex 8,500 .40 3,400
2015-09-08 XLRN Acceleron Pharma Inc Option Ex 19,000 5.08 96,520
2015-09-08 XLRN Acceleron Pharma Inc Sale 19,000 30.16 573,097
2015-08-10 XLRN Acceleron Pharma Inc Option Ex 19,000 5.08 96,520
2015-08-10 XLRN Acceleron Pharma Inc Sale 19,000 28.86 548,435
2015-07-30 XLRN Acceleron Pharma Inc Option Ex 4,000 .40 1,600
2015-07-07 XLRN Acceleron Pharma Inc Option Ex 19,000 4.48 85,120
2015-07-07 XLRN Acceleron Pharma Inc Sale 19,000 29.95 569,145
2015-06-08 XLRN Acceleron Pharma Inc Option Ex 19,000 3.88 73,720
2015-06-08 XLRN Acceleron Pharma Inc Sale 19,000 32.72 621,680
2015-05-11 XLRN Acceleron Pharma Inc Sale 20,000 32.05 641,100
2015-05-11 XLRN Acceleron Pharma Inc Option Ex 25,000 2.84 71,000
2015-04-07 XLRN Acceleron Pharma Inc Sale 20,000 35.10 702,060
2015-04-07 XLRN Acceleron Pharma Inc Option Ex 5,000 3.88 19,400
2015-03-09 XLRN Acceleron Pharma Inc Sale 20,000 40.54 810,800
2015-02-09 XLRN Acceleron Pharma Inc Sale 20,000 36.90 737,900
2015-01-21 XLRN Acceleron Pharma Inc Option Ex 12,500 .40 5,000
2015-01-07 XLRN Acceleron Pharma Inc Sale 20,000 39.30 785,900
2014-12-08 XLRN Acceleron Pharma Inc Sale 20,000 43.36 867,260
2014-11-12 XLRN Acceleron Pharma Inc Sale 20,000 33.07 661,400
2014-10-07 XLRN Acceleron Pharma Inc Sale 10,000 29.22 292,200
2014-10-08 XLRN Acceleron Pharma Inc Sale 10,000 30.20 302,000
2014-09-09 XLRN Acceleron Pharma Inc Sale 13,300 24.48 325,517
2014-09-08 XLRN Acceleron Pharma Inc Sale 6,700 24.91 166,930
2014-08-14 XLRN Acceleron Pharma Inc Sale 17,500 29.78 521,150
2014-07-07 XLRN Acceleron Pharma Inc Sale 17,500 32.02 560,402
2014-06-09 XLRN Acceleron Pharma Inc Sale 15,000 31.57 473,625
2014-05-19 XLRN Acceleron Pharma Inc Sale 15,000 31.86 477,855

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 Knopf John L (CEO and President of Acceleron Pharma Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.