Form4insider filings, from the source

Insider · CIK 0001577071

Spyridon Artavanis-Tsakonas

Files at: BIIB. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Apr 2, 2016 FMForm 4 →Apr 5, 5:06 pm EDTBIOGEN INC.BIIB1,434$260.54$119,5883,150— plan?
Feb 23, 2016 FMForm 4 →Feb 25, 5:07 pm ESTBIOGEN INC.BIIB193$258.99$12,4322,549— plan?
Feb 12, 2016 FMForm 4 →Feb 17, 5:54 pm ESTBIOGEN INC.BIIB1,409$247.22$87,0212,452— plan?
Apr 2, 2015 FMForm 4 →Apr 3, 4:24 pm EDTBIOGEN INC.BIIB1,435$412.44$189,7221,674— plan?
Feb 12, 2015 FMForm 4 →Feb 17, 8:50 pm ESTBIOGEN IDEC INC.BIIB1,595$392.11$154,4911,159— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Apr 2, 2016 MForm 4 →Apr 5, 5:06 pm EDTBIOGEN INC.BIIB975——0—
Feb 23, 2016 JMForm 4 →Feb 25, 5:07 pm ESTBIOGEN INC.BIIB432——868—
Feb 22, 2016 AForm 4 →Feb 24, 6:12 pm ESTBIOGEN INC.BIIB6,800——6,800—
Feb 12, 2016 JMForm 4 →Feb 17, 5:54 pm ESTBIOGEN INC.BIIB1,512——804—
Apr 2, 2015 MForm 4 →Apr 3, 4:24 pm EDTBIOGEN INC.BIIB975——975—
Feb 23, 2015 AForm 4 →Feb 25, 6:15 pm ESTBIOGEN IDEC INC.BIIB1,300——1,300—
Feb 12, 2015 JMForm 4 →Feb 17, 8:50 pm ESTBIOGEN IDEC INC.BIIB1,512——1,602—