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Vanguard Global Advisers, LLC

Position in BIIB — Biogen Inc.

CIK 1811242 MALVERN, PA

Position in BIIB

as of Mar 31, 2026 · filed May 8, 2026
Position Value
$63,022,987
New position
Shares Held
343,768
first reported quarter
Ownership
0.233%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2026
1 quarter on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Position in Drug Manufacturers - General

Healthcare · as of Mar 31, 2026

Vanguard Global Advisers, LLC holds $6,015,052,218 across 13 Drug Manufacturers - General names. BIIB ranks #10 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in BIIB

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-03-31 $63,022,987 343,768