| 2017-04-25 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 19,784 0.0094% | $290.00 | $5.74M | +1.1% | |
| 2017-03-13 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 19,782 0.0091% | $291.55 | $5.77M | -0.64% | |
| 2013-09-18 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 53,570 0.0135% | $147.32 | $7.89M | +23.25% | |
| 2013-09-16 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 181,682 0.0762% | $238.14 | $43.27M | +26.13% | |
| 2013-04-30 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 28,978 0.0125% | $224.66 | $6.51M | +11.84% | |
| 2013-04-29 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 18,246 0.0075% | $219.71 | $4.01M | +9.34% | |
| 2012-02-01 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 42,800 0.0142% | $96.76 | $4.14M | +18% | |
| 2012-01-03 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 40,488 0.0167% | $112.35 | $4.55M | +22.89% | |
| 2011-04-28 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 19,016 0.0078% | $98.90 | $1.88M | +10.23% | |
| 2008-09-19 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 1,553 0.0005% | $50.00 | $77,650 | -2.94% | |
| 2008-08-08 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 568 0.0002% | $50.66 | $28,777 | -2.91% | |
| 2008-07-01 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 4,208 0.0014% | $56.01 | $235,679 | -17% | |
| 2008-02-21 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 2,183 0.0007% | $60.39 | $131,838 | -12.97% | |
| 2008-02-12 | Sale | Biogen Inc. BIIB | Executive VP and CFO | 958 0.0003% | $60.91 | $58,353 | -12.9% |