Gil Cisneros purchased BIIB (Biogen Inc) on Jan 30, 2026 with an estimated value between $1,000 and $15,000. This trade was filed under undisclosed. The stock is currently down 4.2% from the trade price.

Gil Cisneros

Democrat· house

California

BIIB

Biogen Inc

Health Care

Trade Details

Transaction

Purchase

Trade Date

Jan 30, 2026(2 months ago)

Disclosed

Feb 16, 202617d gap

Owner

undisclosed

Estimated Value

$1,000 – $15,000

Trade Price

$179.89

Price Today

$172.34

Return (if held)

-4.2%

Gil Cisneros bought $BIIB at $179.89 on Jan 30, 2026

Price Change Since Trade

-4.2%