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 |
|---|---|---|---|---|---|
|
Alps Advisors Inc
Denver, CO |
Aug 11, 2025 Q2 2025 |
2,531
shares
|
$363,451
0.0% of portfolio
|
Q2 2025
Added 1.24%
|
|
|
Exchange Traded Concepts, LLC
|
Jul 10, 2025 Q2 2025 |
2,518
shares
|
$361,584
0.0% of portfolio
|
Q2 2025
Added 4.7%
|
|
|
Sherbrooke Park Advisers LLC
White Plains, NY |
Aug 14, 2025 Q2 2025 |
2,512
shares
|
$360,723
0.14% of portfolio
|
Q2 2025
New holding
|
|
|
Tema Etfs LLC
New York, NY |
Aug 13, 2025 Q2 2025 |
2,511
shares
|
$360,579
0.08% of portfolio
|
Q2 2025
Added 0.4%
|
|
|
Legacy Wealth Asset Management, LLC
|
Jul 30, 2025 Q2 2025 |
2,511
shares
|
$360,579
0.1% of portfolio
|
Q2 2025
Added 3.76%
|
|
|
Prudential PLC
London, England, X0 |
May 13, 2025 Q1 2025 |
2,508
shares
|
$360,148
0.0% of portfolio
|
Q2 2024
Reduced 80.64%
|
|
|
Nj State Employees Deferred Compensation Plan
|
Aug 05, 2025 Q2 2025 |
2,500
shares
|
$359,000
0.04% of portfolio
|
Q2 2021
Added 150.0%
|
|
|
Dkrt Investments Corp.
Toronto, |
Aug 14, 2025 Q2 2025 |
2,500
shares
|
$359,000
0.08% of portfolio
|
Q2 2025
New holding
|
|
|
Avantax Advisory Services, Inc.
|
Aug 08, 2025 Q2 2025 |
2,498
shares
|
$358,712
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Tfb Advisors LLC
Overland Park, KS |
Jul 30, 2025 Q2 2025 |
2,471
shares
|
$354,835
0.08% of portfolio
|
Q2 2025
Added 1.31%
|
|
|
Callan Family Office, LLC
Radnor, PA |
Jul 24, 2025 Q2 2025 |
2,454
shares
|
$352,394
0.01% of portfolio
|
Q2 2025
New holding
|
|
|
Allegheny Financial Group LTD
Pittsburgh, PA |
Aug 13, 2025 Q2 2025 |
2,419
shares
|
$347,368
0.07% of portfolio
|
Q1 2025
Reduced 0.29%
|
|
|
Oracle Investment Management Inc
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
2,412
shares
|
$346,363
1.56% of portfolio
|
Q1 2021
Reduced 34.6%
|
|
|
Corient Capital Partners, LLC
Newport Beach, CA |
Nov 14, 2022 Q3 2022 |
2,411
shares
|
$346,219
0.04% of portfolio
|
Q3 2022
Added 23.07%
|
|
|
Maven Securities LTD
St Helier, Y9 |
Aug 13, 2025 Q2 2025 |
2,404
shares
|
$345,214
0.09% of portfolio
|
Q2 2025
New holding
|
|
|
Sectoral Asset Management Inc
Montreal, A8 |
Aug 14, 2025 Q2 2025 |
2,375
shares
|
$341,050
0.34% of portfolio
|
Q2 2025
Reduced 16.81%
|
|
|
J. Safra Sarasin Holding Ag
Basel, V8 |
Jul 21, 2025 Q2 2025 |
2,374
shares
|
$340,906
0.01% of portfolio
|
Q2 2025
Reduced 76.28%
|
|
|
Chicago Partners Investment Group LLC
|
Jul 29, 2025 Q2 2025 |
2,358
shares
|
$338,608
0.01% of portfolio
|
Q2 2025
New holding
|
|
|
Flagship Harbor Advisors, LLC
|
Aug 04, 2025 Q2 2025 |
2,338
shares
|
$335,736
0.01% of portfolio
|
Q2 2025
Reduced 4.18%
|
|
|
Fayez Sarofim & CO
Houston, TX |
Aug 14, 2025 Q2 2025 |
2,300
shares
|
$330,280
0.0% of portfolio
|
Q2 2023
Reduced 68.97%
|
|
|
Integrated Advisors Network LLC
Palos Verdes Estates, CA |
Aug 12, 2025 Q2 2025 |
2,298
shares
|
$329,992
0.01% of portfolio
|
Q2 2025
Added 5.41%
|
|
|
Sawtooth Solutions, LLC
|
Jan 29, 2024 Q4 2023 |
2,291
shares
|
$328,987
0.02% of portfolio
|
Q4 2023
Added 13.36%
|
|
|
Oppenheimer & CO Inc
New York, NY |
Jul 31, 2025 Q2 2025 |
2,264
shares
|
$325,110
0.0% of portfolio
|
Q2 2025
Reduced 47.23%
|
|
|
Syon Capital LLC
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
2,252
shares
|
$323,387
0.02% of portfolio
|
Q2 2025
Reduced 26.07%
|
|
|
Philadelphia Trust CO
Philadelphia, PA |
Aug 13, 2025 Q2 2025 |
2,250
shares
|
$323,100
0.02% of portfolio
|
Q1 2025
Added 12.5%
|