Insider Stock Trading History of Sandrock Alfred


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 Sandrock Alfred since year 2005. The trader's CIK number is 1577061. At the time of this reporting, Sandrock Alfred is the EVP, Chief Medical Officer of Biogen Inc. . (stock ticker symbol BIIB). See this page for all insider trading activities at Biogen Inc. .


Stock purchases, sales, and option exercises reported by insider Sandrock Alfred since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2018-02-27 BIIB Biogen Inc. Sale 259 290.83 75,324
2018-02-23 BIIB Biogen Inc. Option Ex 467 .00 0
2018-02-23 BIIB Biogen Inc. Sale 908 293.44 266,443
2018-02-22 BIIB Biogen Inc. Option Ex 1,635 .00 0
2018-02-20 BIIB Biogen Inc. Sale 743 292.00 216,956
2018-02-15 BIIB Biogen Inc. Sale 1,294 298.85 386,711
2018-02-15 BIIB Biogen Inc. Option Ex 1,339 .00 0
2018-02-12 BIIB Biogen Inc. Option Ex 2,012 .00 0
2017-04-03 BIIB Biogen Inc. Sale 1,981 274.08 542,952
2017-03-01 BIIB Biogen Inc. Sale 973 290.07 282,238
2017-02-28 BIIB Biogen Inc. Option Ex 4,785 .00 0
2016-02-08 BIIB Biogen Inc. Option Ex 1,278 .00 0
2016-02-09 BIIB Biogen Inc. Sale 852 246.54 210,052
2015-12-04 BIIB Biogen Inc. Sale 441 277.00 122,157
2015-03-27 BIIB Biogen Inc. Sale 430 430.12 184,951
2015-03-02 BIIB Biogen Inc. Sale 3,174 409.06 1,298,350
2015-02-17 BIIB Biogen Inc. Sale 418 389.11 162,647
2015-02-12 BIIB Biogen Inc. Option Ex 1,605 .00 0
2015-02-10 BIIB Biogen Inc. Sale 1,143 398.63 455,630
2015-02-08 BIIB Biogen Inc. Option Ex 1,277 .00 0
2015-02-09 BIIB Biogen Inc. Option Ex 1,824 .00 0
2015-02-09 BIIB Biogen Inc. Sale 856 398.05 340,730
2014-12-04 BIIB Biogen Inc. Sale 440 345.88 152,187
2014-03-04 BIIB Biogen Inc. Sale 3,171 342.58 1,086,321
2014-02-26 BIIB Biogen Inc. Sale 1,048 342.17 358,594
2014-02-23 BIIB Biogen Inc. Option Ex 1,988 .00 0
2014-02-11 BIIB Biogen Inc. Sale 2,085 314.31 655,336
2014-02-08 BIIB Biogen Inc. Option Ex 1,277 .00 0
2014-02-09 BIIB Biogen Inc. Option Ex 1,824 .00 0
2013-12-04 BIIB Biogen Inc. Sale 439 285.90 125,510
2013-10-22 BIIB Biogen Inc. Option Ex 15,030 60.56 910,216
2013-10-22 BIIB Biogen Inc. Sale 15,030 250.11 3,759,123
2013-09-16 BIIB Biogen Inc. Option Ex 9,820 49.65 487,563
2013-09-16 BIIB Biogen Inc. Sale 9,820 240.10 2,357,821

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 Sandrock Alfred (EVP, Chief Medical Officer of Biogen Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.