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UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC

Position in BIIB — Biogen Inc.

CIK 861177 NEW YORK, NY

Position in BIIB

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$271,191,591
+$18,642,055 QoQ
Shares Held
1,255,168
-8.9% QoQ
Ownership
0.850%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#18
of 1,036 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 53% Shared 0% None 47%

Common Shares in BIIB Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC holds $25,598,342,767 across 16 Drug Manufacturers - General names. BIIB ranks #9 (1.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in BIIB

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $271,191,591 1,255,168
2026-03-31 $252,549,536 1,377,568
2025-12-31 $244,867,203 1,391,370
2025-09-30 $201,604,250 1,439,208
2025-06-30 $218,929,612 1,743,209
2025-03-31 $206,681,214 1,510,386
2024-12-31 $234,550,679 1,533,813
2024-09-30 $223,437,617 1,152,691
2024-06-30 $262,834,264 1,133,786
2024-03-31 $209,623,189 972,143
2023-12-31 $262,543,637 1,014,583
2023-09-30 $273,848,774 1,065,518
2023-06-30 $317,494,374 1,114,602
2023-03-31 $309,892,789 1,114,602
2022-12-31 $303,003,366 1,094,191
2022-09-30 $298,093,752 1,116,456
2022-06-30 $236,012,210 1,157,263
2022-03-31 $244,993,503 1,163,312
2021-12-31 $278,139,731 1,159,302
2021-09-30 $352,318,582 1,244,986
2021-06-30 $394,219,039 1,138,473
2021-03-31 $324,449,570 1,159,784
2020-12-31 $291,480,605 1,190,397
2020-09-30 $377,194,537 1,329,648
2020-06-30 $350,161,678 1,308,771
2020-03-31 $346,264,617 1,094,458