Institutional Ownership Biogen Inc. (BIIB)
This table provides information about the institutional ownership of Biogen Inc. (BIIB). We have compiled data on the 1,075 institutions that hold shares in the stock, with a total of 131 Million shares, which have been reported (via 13F filing form) to have a value of $21.9 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Retirement Systems Of Alabama
|
Jan 15, 2026 Q4 2025 |
31,210
shares
|
$5.23 Million
0.02% of portfolio
|
Q4 2025
Reduced 0.21%
|
|
|
Jefferies Financial Group Inc.
New York, NY |
Nov 12, 2025 Q3 2025 |
30,600
shares
|
$5.13 Million
0.02% of portfolio
|
Q3 2025
Reduced 17.56%
|
|
|
Verition Fund Management LLC
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
30,037
shares
|
$5.03 Million
0.02% of portfolio
|
Q3 2025
Added 28.84%
|
|
|
Fjarde Ap Fonden (The Fourth Swedish National Pensionfund)
Stockholm, V7 |
Aug 02, 2024 Q2 2024 |
29,721
shares
|
$4.98 Million
0.08% of portfolio
|
Q2 2024
New holding
|
|
|
China Universal Asset Management Co., Ltd.
Shanghai, F4 |
Nov 10, 2025 Q3 2025 |
29,570
shares
|
$4.95 Million
0.35% of portfolio
|
Q3 2025
Reduced 9.73%
|
|
|
Degroof Petercam Asset Management
Brussels, C9 |
May 13, 2024 Q1 2024 |
29,300
shares
|
$4.91 Million
0.08% of portfolio
|
Q1 2024
Reduced 27.3%
|
|
|
Skandinaviska Enskilda Banken Ab (Publ)
Stockholm, V7 |
Nov 07, 2025 Q3 2025 |
29,083
shares
|
$4.87 Million
0.02% of portfolio
|
Q3 2025
Reduced 56.74%
|
|
|
Insight Wealth Strategies, LLC
San Ramon, CA |
Jan 02, 2026 Q4 2025 |
28,960
shares
|
$4.85 Million
0.61% of portfolio
|
Q4 2025
New holding
|
|
|
Fjarde Ap Fonden
|
Oct 28, 2025 Q3 2025 |
28,953
shares
|
$4.85 Million
0.03% of portfolio
|
Q3 2025
Added 5.59%
|
|
|
Cibc World Markets Corp
New York, NY |
Aug 14, 2025 Q2 2025 |
28,878
shares
|
$4.84 Million
0.02% of portfolio
|
Q2 2025
Added 63.84%
|
|
|
Lighthouse Investment Partners, LLC
Palm Beach Gardens, FL |
Nov 14, 2025 Q3 2025 |
28,000
shares
|
$4.69 Million
0.13% of portfolio
|
Q3 2025
New holding
|
|
|
Amalgamated Bank
New York, NY |
Oct 29, 2025 Q3 2025 |
27,782
shares
|
$4.65 Million
0.03% of portfolio
|
Q3 2025
Reduced 1.83%
|
|
|
Cibc Bancorp Usa Inc.
Chicago, IL |
Nov 12, 2025 Q3 2025 |
26,774
shares
|
$4.49 Million
0.0% of portfolio
|
Q3 2025
Reduced 4.41%
|
|
|
Glenmede Investment Management, LP
Philadelphia, PA |
Nov 13, 2025 Q3 2025 |
25,891
shares
|
$4.34 Million
0.02% of portfolio
|
Q3 2025
Reduced 1.7%
|
|
|
Forsta Ap Fonden
Stockholm, V7 |
Nov 10, 2025 Q3 2025 |
25,200
shares
|
$4.22 Million
0.02% of portfolio
|
Q3 2025
Added 4.13%
|
|
|
Toroso Investments, LLC
Massapequa, NY |
Nov 14, 2025 Q3 2025 |
25,036
shares
|
$4.19 Million
0.01% of portfolio
|
Q3 2025
Added 13.88%
|
|
|
Bank Of Nova Scotia
|
Nov 14, 2025 Q3 2025 |
24,351
shares
|
$4.08 Million
0.01% of portfolio
|
Q3 2025
Added 49.08%
|
|
|
Profund Advisors LLC
|
Nov 05, 2025 Q3 2025 |
24,131
shares
|
$4.04 Million
0.11% of portfolio
|
Q3 2025
Reduced 11.2%
|
|
|
Natixis
Paris, I0 |
Nov 14, 2025 Q3 2025 |
24,036
shares
|
$4.03 Million
0.02% of portfolio
|
Q3 2025
Reduced 30.89%
|
|
|
Ilmarinen Mutual Pension Insurance CO
Helsinki, H9 |
Nov 13, 2025 Q3 2025 |
24,000
shares
|
$4.02 Million
0.03% of portfolio
|
Q4 2024
Added 33.33%
|
|
|
Utah Retirement Systems
Salt Lake City, UT |
Nov 14, 2025 Q3 2025 |
23,996
shares
|
$4.02 Million
0.03% of portfolio
|
Q2 2025
Reduced 0.49%
|
|
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
Nov 12, 2025 Q3 2025 |
23,599
shares
|
$3.95 Million
0.03% of portfolio
|
Q3 2025
Added 5.55%
|
|
|
Pfs Investments Inc.
Duluth, GA |
Aug 11, 2023 Q2 2023 |
23,563
shares
|
$3.95 Million
0.11% of portfolio
|
Q2 2023
Reduced 0.73%
|
|
|
Leuthold Group, LLC
|
Nov 06, 2025 Q3 2025 |
23,517
shares
|
$3.94 Million
0.37% of portfolio
|
Q3 2025
New holding
|
|
|
Mn Services Vermogensbeheer B.V.
|
Jan 15, 2026 Q4 2025 |
23,300
shares
|
$3.9 Million
0.03% of portfolio
|
Q4 2025
Reduced 12.41%
|
|