KEENEY ADAM

PrivateCIK: 1973607
Location

CAMBRIDGE, MA

KEENEY ADAM (Head of Corporate Development) exercised options at BIOGEN INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderKEENEY ADAMCIK 1973607
IssuerBIOGEN INC.CIK 875045
Officer· Head of Corporate Development
Since Feb 2026
-455.00
Net shares
Net seller
$85.1K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
939.00 acquired · 1.39K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+939.00

Price / share

Trade value

% of position

16.0%
5/1/2026
5.88K6.82K

Common Stock

Direct
F · Tax Withholding

Shares

455.00

Price / share

$187.06

Trade value

$85.11K

% of position

6.7%
5/1/2026
6.82K6.37K
Total

Net shares

+484.00

Net value

-$85.11K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

939.00 shares

Shares

939.00

Strike price

0

Held after

0.00

Exercisable

5/1/2026
KEENEY ADAM — Insider Transaction (Form 4) Filed May 5, 2026 | Finecho