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 |
|---|---|---|---|---|---|
|
Ascent Group, LLC
|
Oct 20, 2025 Q3 2025 |
3,948
shares
|
$661,487
0.02% of portfolio
|
Q3 2025
Added 45.47%
|
|
|
Econ Financial Services Corp
|
Jan 15, 2026 Q4 2025 |
3,946
shares
|
$661,152
0.34% of portfolio
|
Q4 2025
New holding
|
|
|
Farmers & Merchants Investments Inc
|
Oct 17, 2025 Q3 2025 |
3,942
shares
|
$660,482
0.02% of portfolio
|
Q3 2025
Reduced 0.13%
|
|
|
Roberts Glore & CO Inc
Deerfield, IL |
Nov 10, 2025 Q3 2025 |
3,929
shares
|
$658,303
0.16% of portfolio
|
Q3 2025
Reduced 9.55%
|
|
|
Burns Matteson Capital Management, LLC
Corning, NY |
Jan 15, 2026 Q4 2025 |
3,919
shares
|
$656,628
0.24% of portfolio
|
Q4 2025
New holding
|
|
|
Kentucky Retirement Systems Insurance Trust Fund
Frankfort, KY |
Nov 13, 2025 Q3 2025 |
3,844
shares
|
$644,062
0.04% of portfolio
|
Q3 2025
Reduced 2.95%
|
|
|
Wetherby Asset Management Inc
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
3,832
shares
|
$642,051
0.02% of portfolio
|
Q3 2025
Reduced 8.41%
|
|
|
Eisler Capital (Uk) Ltd.
London, X0 |
Nov 14, 2024 Q3 2024 |
3,766
shares
|
$630,993
0.0% of portfolio
|
Q3 2024
New holding
|
|
|
Prime Capital Investment Advisors, LLC
Overland Park, KS |
Nov 05, 2025 Q3 2025 |
3,751
shares
|
$628,480
0.01% of portfolio
|
Q3 2025
Reduced 7.5%
|
|
|
Dowling & Yahnke LLC
San Diego, CA |
Nov 02, 2022 Q3 2022 |
3,717
shares
|
$622,783
0.46% of portfolio
|
Q3 2022
Reduced 9.74%
|
|
|
Tiaa Trust, National Association
Charlotte, NC |
Nov 12, 2025 Q3 2025 |
3,702
shares
|
$620,270
0.0% of portfolio
|
Q3 2025
Reduced 16.68%
|
|
|
Court Place Advisors, LLC
Ellicott City, MD |
Nov 25, 2025 Q3 2025 |
3,660
shares
|
$613,233
0.16% of portfolio
|
Q3 2025
Reduced 13.68%
|
|
|
American Research & Management Co.
|
Oct 07, 2022 Q3 2022 |
3,658
shares
|
$612,897
0.27% of portfolio
|
Q3 2022
Reduced 8.39%
|
|
|
Crossmark Global Holdings, Inc.
|
Nov 12, 2025 Q3 2025 |
3,658
shares
|
$612,897
0.01% of portfolio
|
Q3 2025
Reduced 7.16%
|
|
|
North Rock Partners, LLC
|
Nov 13, 2025 Q3 2025 |
3,596
shares
|
$602,509
0.01% of portfolio
|
Q2 2025
Reduced 13.35%
|
|
|
Qrg Capital Management, Inc.
Berwyn, PA |
Oct 28, 2025 Q3 2025 |
3,571
shares
|
$598,321
0.01% of portfolio
|
Q3 2025
Reduced 10.32%
|
|
|
Ironwood Financial, LLC
|
Jan 15, 2026 Q4 2025 |
3,535
shares
|
$592,289
0.1% of portfolio
|
Q4 2025
Reduced 0.23%
|
|
|
Wiley Bros. Aintree Capital, LLC
|
Nov 14, 2025 Q3 2025 |
3,530
shares
|
$591,451
0.0% of portfolio
|
Q3 2025
Added 23.47%
|
|
|
Siemens Fonds Invest Gmb H
Munich, 2M |
Nov 14, 2025 Q3 2025 |
3,521
shares
|
$589,943
0.03% of portfolio
|
Q3 2025
Reduced 0.54%
|
|
|
Strs Ohio
|
Oct 30, 2025 Q3 2025 |
3,493
shares
|
$585,252
0.0% of portfolio
|
Q3 2025
Added 0.03%
|
|
|
Tower Research Capital LLC (Trc)
New York, NY |
Nov 14, 2025 Q3 2025 |
3,475
shares
|
$582,236
0.01% of portfolio
|
Q3 2025
Added 19.25%
|
|
|
Everence Capital Management Inc
|
Oct 01, 2025 Q3 2025 |
3,450
shares
|
$578,047
0.03% of portfolio
|
Q3 2025
Reduced 39.37%
|
|
|
Savvy Advisors, Inc.
New York, NY |
Nov 06, 2025 Q3 2025 |
3,438
shares
|
$576,036
0.02% of portfolio
|
Q3 2025
Added 12.17%
|
|
|
South Dakota Investment Council
Sioux Falls, SD |
Nov 12, 2025 Q3 2025 |
3,413
shares
|
$571,848
0.01% of portfolio
|
Q3 2025
Reduced 5.54%
|
|
|
Unique Wealth Strategies, LLC
Burr Ridge, IL |
Jul 24, 2024 Q2 2024 |
3,406
shares
|
$570,675
0.34% of portfolio
|
Q1 2024
New holding
|
|