Jane Grogan

Insider Reports History

Location
Cambridge, MA
Signature
/s/ Wendell Taylor, attorney-in-fact for Dr. Grogan
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Jane Grogan:

Form 4 holding Head of Research

BIOGEN INC.

Security class
Common Stock
Shares / value
4,058
Estimated value
$816,388
Report date
06 Feb 2026
Price
$201.18
Ownership
Direct
Form 4 holding Head of Research

BIOGEN INC.

Security class
Restricted Stock Unit
Shares / value
8,450
Estimated value
$391,540
Report date
13 Feb 2026
Price
$141.35
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Jane Grogan

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