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Biogen Inc. planned insider sales

In the last twelve months insiders at Biogen Inc. filed 4 Form 144 notices of planned sales, 4,594 shares worth $905,414 at the time of filing, from 2 sellers. The latest, filed 4 August 2026: Minor Lloyd (director), 593 shares worth $119,169, planned for around 4 August 2026 through Fidelity Brokerage Services LLC.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
4 August 2026Minor LloydDirector593$119,1694 August 20261,186 shares from 3 August 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
3 August 2026Minor LloydDirector593$120,5813 August 2026No matching Form 4 saleFidelity Brokerage Services LLCRestricted Stock VestingForm 144
9 February 2026Singhal PriyaOfficer2,660$531,5489 February 20262,660 shares from 9 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
2 February 2026Singhal PriyaOfficer748$134,1162 February 2026748 shares from 2 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?