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 |
|---|---|---|---|---|---|
|
Clearstead Trust, LLC
Portland, ME |
Nov 10, 2025 Q3 2025 |
41
shares
|
$6,869
0.0% of portfolio
|
Q3 2025
Reduced 50.0%
|
|
|
Bank Julius Baer & Co. Ltd, Zurich
|
Nov 13, 2025 Q3 2025 |
40
shares
|
$6,702
0.0% of portfolio
|
Q2 2025
Added 14.29%
|
|
|
Cullen/Frost Bankers, Inc.
|
Oct 31, 2025 Q3 2025 |
40
shares
|
$6,702
0.0% of portfolio
|
Q1 2025
Reduced 53.49%
|
|
|
Anchor Investment Management, LLC
Columbia, SC |
Nov 14, 2025 Q3 2025 |
40
shares
|
$6,702
0.0% of portfolio
|
Q2 2024
Reduced 11.11%
|
|
|
Y.D. More Investments LTD
Ramat Gan, L3 |
Nov 10, 2025 Q3 2025 |
39
shares
|
$6,534
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Zrc Wealth Management, LLC
Santa Rosa, CA |
Oct 14, 2025 Q3 2025 |
39
shares
|
$6,534
0.0% of portfolio
|
Q3 2025
Added 30.0%
|
|
|
Byrne Asset Management LLC
|
Oct 22, 2025 Q3 2025 |
38
shares
|
$6,366
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Webster Bank, N. A.
|
Oct 23, 2025 Q3 2025 |
36
shares
|
$6,031
0.0% of portfolio
|
Q1 2025
Reduced 52.0%
|
|
|
Johnson Midwest Financial, LLC
|
Nov 07, 2023 Q3 2023 |
36
shares
|
$6,031
0.02% of portfolio
|
Q4 2022
New holding
|
|
|
Ameriflex Group, Inc.
Las Vegas, NV |
Nov 12, 2025 Q3 2025 |
36
shares
|
$6,031
0.0% of portfolio
|
Q3 2025
Added 100.0%
|
|
|
Rosenberg Matthew Hamilton
|
Jan 02, 2026 Q4 2025 |
35
shares
|
$5,864
0.0% of portfolio
|
Q4 2024
Reduced 20.45%
|
|
|
Kistler Tiffany Companies, LLC
Berwyn, PA |
Aug 01, 2023 Q2 2023 |
35
shares
|
$5,864
0.0% of portfolio
|
Q4 2021
Reduced 70.59%
|
|
|
Sunbelt Securities, Inc.
Houston, TX |
Nov 19, 2025 Q3 2025 |
35
shares
|
$5,864
0.0% of portfolio
|
Q3 2025
Reduced 92.66%
|
|
|
Caldwell Sutter Capital, Inc.
Sausalito, CA |
Oct 29, 2025 Q3 2025 |
34
shares
|
$5,696
0.0% of portfolio
|
Q2 2023
Reduced 38.18%
|
|
|
Truvestments Capital LLC
Sarasota, FL |
Nov 14, 2025 Q3 2025 |
33
shares
|
$5,529
0.0% of portfolio
|
Q3 2025
Reduced 51.47%
|
|
|
Sutton Wealth Advisors Inc.
Tampa, FL |
Nov 08, 2023 Q3 2023 |
33
shares
|
$5,529
0.0% of portfolio
|
Q3 2023
Added 43.48%
|
|
|
Pinnacle Bancorp, Inc.
|
Oct 24, 2025 Q3 2025 |
32
shares
|
$5,361
0.0% of portfolio
|
Q2 2025
Added 39.13%
|
|
|
Lumature Wealth Partners, LLC
Alpharetta, GA |
Aug 14, 2023 Q2 2023 |
32
shares
|
$5,361
0.01% of portfolio
|
Q1 2023
Reduced 48.39%
|
|
|
Ghp Investment Advisors, Inc.
Denver, CO |
Oct 31, 2025 Q3 2025 |
31
shares
|
$5,194
0.0% of portfolio
|
Q3 2025
Reduced 62.2%
|
|
|
Howard Hughes Medical Institute
Chevy Chase, MD |
Nov 14, 2025 Q3 2025 |
31
shares
|
$5,194
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Marquette Asset Management, LLC
|
Oct 24, 2025 Q3 2025 |
30
shares
|
$5,026
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
St Germain D J CO Inc
Springfield, MA |
Oct 07, 2025 Q3 2025 |
30
shares
|
$5,026
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Barrett & Company, Inc.
Providence, RI |
Oct 31, 2025 Q3 2025 |
30
shares
|
$5,026
0.0% of portfolio
|
Q1 2023
New holding
|
|
|
Geneos Wealth Management Inc.
|
Oct 22, 2025 Q3 2025 |
29
shares
|
$4,858
0.0% of portfolio
|
Q3 2025
Reduced 63.29%
|
|
|
Tower View Investment Management & Research LLC
|
Oct 16, 2025 Q3 2025 |
29
shares
|
$4,858
0.0% of portfolio
|
Q3 2018
New holding
|
|