Insider NameBuy/SellAmountShares Change
Sep 26, 2023Sep 28, 2023Biogen Inc.
10%
Sell$0.5$3M-25.37%
Aug 29, 2022Aug 31, 2022Biogen Inc.
10%
Sell$5.31$3M-2.07%
Jun 03, 2022Jun 06, 2022Markels John
Dir
Buy$3.69$25,029+17.28%
Jun 01, 2022Jun 03, 2022Parker H Stewart
Dir
Buy$3.6$17,996+9.31%
Dec 28, 2021Dec 30, 2021Biogen Inc.
10%
Sell$8.51$23,522-0.01%
Dec 23, 2021Dec 28, 2021Biogen Inc.
10%
Sell$8.55$699,666-0.34%
Dec 09, 2021Dec 10, 2021Biogen Inc.
10%
Sell$8.56$202,541-0.10%
Dec 07, 2021Dec 09, 2021Biogen Inc.
10%
Sell$8.59$1M-0.52%
Dec 01, 2021Dec 03, 2021Biogen Inc.
10%
Sell$8.51$22,166-0.01%
Nov 26, 2021Nov 30, 2021Biogen Inc.
10%
Sell$8.6$248,434-0.12%
Mar 23, 2021Mar 25, 2021Loeb Gary
EVP
GC
Sec.
Sell$13.13$230,042-17.39%
Dec 31, 2020Jan 06, 2021Ramelmeier Rolf Andrew
EVP
Technical Operations
Sell$16.74$41,247-3.60%
Dec 24, 2020Dec 31, 2020Ramelmeier Rolf Andrew
EVP
Technical Operations
Sell$18.13$60,391-4.64%
Dec 17, 2020Dec 19, 2020Ramasastry Saira
Dir
Sell$13.27$132,747-40.00%
Mar 19, 2020Mar 20, 2020Dilly Stephen George
Dir
Sell$6$210,000-87.50%
Mar 18, 2020Mar 19, 2020Parker H Stewart
Dir
Buy$5.2$15,585+18.75%
Mar 17, 2020Mar 19, 2020Zakrzewski Joseph S
Dir
Buy$4.99$24,950+14.29%
Mar 16, 2020Mar 19, 2020Dilly Stephen George
Dir
Sell$6.02$90,261-75.00%
Mar 12, 2020Mar 13, 2020Zakrzewski Joseph S
Dir
Buy$6.15$123,000+44.44%
May 15, 2019May 17, 2019Yi Kathy
EVP
CFO
Sell$10$50,000-16.39%
Apr 15, 2019Apr 16, 2019Yi Kathy
EVP
CFO
Sell$12.11$60,550-16.39%
Mar 15, 2019Mar 18, 2019Yi Kathy
EVP
CFO
Sell$10$50,000-16.39%
Mar 01, 2019Mar 06, 2019Yi Kathy
EVP
CFO
Sell$10$50,000-16.39%
Jan 15, 2019Jan 16, 2019Yi Kathy
SVP
CFO
Sell$11.04$55,200-40.82%
Jan 07, 2019Jan 08, 2019Conner Edward R.
SVP
Chief Medical Officer
Sell$12.33$61,631-29.20%
Dec 17, 2018Dec 18, 2018Yi Kathy
SVP
CFO
Sell$11.44$57,200-40.82%
Dec 06, 2018Dec 08, 2018Conner Edward R.
SVP
Chief Medical Officer
Sell$11.49$57,433-29.20%
Nov 15, 2018Nov 16, 2018Yi Kathy
SVP
CFO
Sell$10$50,000-40.82%
Nov 14, 2018Nov 16, 2018Parker H Stewart
Dir
Buy$9$18,002+21.05%
Nov 06, 2018Nov 07, 2018Conner Edward R.
SVP
Chief Medical Officer
Sell$13.73$68,650-29.20%
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