| 2020-11-30 | Biogen Inc. BIIB | Chief Executive Officer | 6,200 0.0039% | $241.31 | $1.5M | +14.86% | ||
| 2019-05-01 | Biogen Inc. BIIB | Chief Executive Officer | 8,702 0.0046% | $231.48 | $2.01M | +20.93% | ||
| 2017-12-29 | Biogen Inc. BIIB | Chief Executive Officer | 1,560 0.0007% | $320.55 | $500,058 | -0.47% | ||
| 2017-05-01 | Biogen Inc. BIIB | Chief Executive Officer | 2,804 0.0013% | $271.35 | $760,865 | +7.02% | ||
| 2017-02-27 | Biogen Inc. BIIB | Chief Executive Officer | 2,666 0.0012% | $285.39 | $760,850 | +0.64% |