Skip to main content

Bellevue Group AG

Position in BIIB — Biogen Inc.

CIK 1674546 Zurich, V8

Position in BIIB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$73,028
-$596,676 QoQ
Shares Held
338
-90.7% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#809
of 1,028 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in BIIB Over Time

Shares Held

Position Value (USD)

Derivatives in BIIB

reported options exposure · as of Mar 31, 2020
CallValue
$7,000
CallShares
160
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

Bellevue Group AG holds $668,956,159 across 9 Drug Manufacturers - General names. BIIB ranks #8 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 BIIB
Biogen Inc.
This page
338 $73,028

All Filings in BIIB

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $73,028 338
2026-03-31 $669,704 3,653
2025-12-31 $627,404 3,565
2025-09-30 $590,157 4,213
2025-06-30 $50,487 402
2025-03-31 $55,009 402
2024-12-31 $405,543 2,652
2024-09-30 $510,574 2,634
2024-06-30 $1,368,201 5,902
2024-03-31 $1,295,505 6,008
2023-12-31 $2,195,663 8,485
2023-09-30 $4,449,871 17,314
2023-06-30 $7,291,590 25,598
2023-03-31 $6,868,453 24,704
2022-12-31 $7,865,635 28,404
2022-09-30 $7,672,245 28,735
2022-06-30 $4,456,089 21,850
2022-03-31 $4,706,910 22,350
2021-12-31 $125,958,000 525,000
2021-09-30 $149,135,730 527,000
2021-06-30 $182,865,187 528,100
2021-03-31 $156,212,400 558,400
2020-12-31 $138,101,040 564,000
2020-09-30 $2,439,648 8,600
2020-03-31 $2,689,230 8,500
2020-03-31 $7,000 160