Institutional Ownership Biogen Inc. (BIIB)
This table provides information about the institutional ownership of Biogen Inc. (BIIB). We have compiled data on the 1,018 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 $18.8 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Marshall & Sterling Wealth Advisors Inc.
Poughkeepsie, NY |
Aug 12, 2025 Q2 2025 |
49
shares
|
$7,036
0.0% of portfolio
|
Q2 2025
Added 2.08%
|
|
|
Tortoise Investment Management, LLC
|
Aug 08, 2025 Q2 2025 |
49
shares
|
$7,036
0.0% of portfolio
|
Q2 2025
Added 22.5%
|
|
|
Private Wealth Management Group, LLC
Princeton, NJ |
Jul 29, 2025 Q2 2025 |
47
shares
|
$6,749
0.0% of portfolio
|
Q2 2025
Reduced 56.07%
|
|
|
West Oak Capital, LLC
|
Jul 14, 2025 Q2 2025 |
45
shares
|
$6,462
0.0% of portfolio
|
Q4 2024
Reduced 95.24%
|
|
|
Hemington Wealth Management
|
Jul 24, 2025 Q2 2025 |
45
shares
|
$6,462
0.0% of portfolio
|
Q2 2025
Reduced 35.71%
|
|
|
Wood Tarver Financial Group, LLC
Boise, ID |
Aug 12, 2025 Q2 2025 |
44
shares
|
$6,318
0.0% of portfolio
|
Q4 2024
New holding
|
|
|
Activest Wealth Management
|
Jul 29, 2025 Q2 2025 |
43
shares
|
$6,174
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Mc Ilrath & Eck, LLC
|
Aug 14, 2025 Q2 2025 |
43
shares
|
$6,174
0.0% of portfolio
|
Q2 2024
Reduced 12.24%
|
|
|
Uma Financial Services, Inc.
|
Jul 11, 2025 Q2 2025 |
42
shares
|
$6,031
0.0% of portfolio
|
Q2 2025
Reduced 4.55%
|
|
|
E Fund Management (Hong Kong) Co., Ltd.
|
Jul 24, 2025 Q2 2025 |
40
shares
|
$5,744
0.0% of portfolio
|
Q1 2025
Added 300.0%
|
|
|
Cullen/Frost Bankers, Inc.
|
Jul 30, 2025 Q2 2025 |
40
shares
|
$5,744
0.0% of portfolio
|
Q1 2025
Reduced 53.49%
|
|
|
Anchor Investment Management, LLC
Columbia, SC |
Aug 19, 2025 Q2 2025 |
40
shares
|
$5,744
0.0% of portfolio
|
Q2 2024
Reduced 11.11%
|
|
|
Bank Julius Baer & Co. Ltd, Zurich
|
Aug 14, 2025 Q2 2025 |
40
shares
|
$5,744
0.0% of portfolio
|
Q2 2025
Added 14.29%
|
|
|
Johnson Financial Group, Inc.
Racine, WI |
Aug 13, 2025 Q2 2025 |
39
shares
|
$5,600
0.0% of portfolio
|
Q4 2024
Reduced 17.02%
|
|
|
Prestige Wealth Management Group LLC
|
Aug 13, 2025 Q2 2025 |
38
shares
|
$5,456
0.0% of portfolio
|
Q2 2025
Added 8.57%
|
|
|
Johnson Midwest Financial, LLC
|
Nov 07, 2023 Q3 2023 |
36
shares
|
$5,169
0.02% of portfolio
|
Q4 2022
New holding
|
|
|
Webster Bank, N. A.
|
Jul 08, 2025 Q2 2025 |
36
shares
|
$5,169
0.0% of portfolio
|
Q1 2025
Reduced 52.0%
|
|
|
High Note Wealth, LLC
Deephaven, MN |
Jul 23, 2025 Q2 2025 |
35
shares
|
$5,026
0.0% of portfolio
|
Q1 2025
Reduced 38.6%
|
|
|
Kistler Tiffany Companies, LLC
Berwyn, PA |
Aug 01, 2023 Q2 2023 |
35
shares
|
$5,026
0.0% of portfolio
|
Q4 2021
Reduced 70.59%
|
|
|
Rosenberg Matthew Hamilton
|
Jul 28, 2025 Q2 2025 |
35
shares
|
$5,026
0.0% of portfolio
|
Q4 2024
Reduced 20.45%
|
|
|
Caldwell Sutter Capital, Inc.
Sausalito, CA |
Jul 11, 2025 Q2 2025 |
34
shares
|
$4,882
0.0% of portfolio
|
Q2 2023
Reduced 38.18%
|
|
|
Sutton Wealth Advisors Inc.
Tampa, FL |
Nov 08, 2023 Q3 2023 |
33
shares
|
$4,738
0.0% of portfolio
|
Q3 2023
Added 43.48%
|
|
|
Whipplewood Advisors, LLC
Littleton, CO |
Jul 31, 2025 Q2 2025 |
32
shares
|
$4,595
0.0% of portfolio
|
Q2 2025
Added 14.29%
|
|
|
Pinnacle Bancorp, Inc.
|
Jul 11, 2025 Q2 2025 |
32
shares
|
$4,595
0.0% of portfolio
|
Q2 2025
Added 39.13%
|
|
|
Lumature Wealth Partners, LLC
Alpharetta, GA |
Aug 14, 2023 Q2 2023 |
32
shares
|
$4,595
0.01% of portfolio
|
Q1 2023
Reduced 48.39%
|