Grogan Jane - Insider Non-Derivative Transactions at BIOGEN INC. (BIIB) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Oct 31, 2025, Grogan Jane's relationship to BIOGEN INC. (BIIB) is Officer (Head of Research), and currently has 2,128 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other BIIB insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Grogan Jane - Insider Non-Derivative Transactions of BIIB Common Stock

Grogan Jane - Insider Non-Derivative Transactions at BIIB

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 1, 2025	F -- (Common Stock)	337	154.27	1791
Nov 1, 2025	M -- (Common Stock)	695	0	2128
Feb 8, 2025	F -- (Common Stock)	443	141.35	1433
Feb 8, 2025	M -- (Common Stock)	1385	0	1876
Nov 2, 2024	F -- (Common Stock)	204	173.79	491
Nov 2, 2024	M -- (Common Stock)	695	0	695