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 |
|---|---|---|---|---|---|
|
Investment Management Corp Of Ontario
Toronto, Z4 |
Aug 14, 2025 Q2 2025 |
6,078
shares
|
$872,800
0.01% of portfolio
|
Q2 2025
Reduced 7.6%
|
|
|
Ritholtz Wealth Management
|
Jul 28, 2025 Q2 2025 |
6,076
shares
|
$872,513
0.02% of portfolio
|
Q2 2025
New holding
|
|
|
Money Concepts Capital Corp
|
Aug 14, 2025 Q2 2025 |
6,029
shares
|
$865,764
0.05% of portfolio
|
Q2 2025
Added 0.9%
|
|
|
Dai Ichi Life Insurance Company, LTD
Tokyo, M0 |
Aug 13, 2025 Q2 2025 |
6,019
shares
|
$864,328
0.02% of portfolio
|
Q2 2025
Reduced 43.85%
|
|
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
Aug 14, 2025 Q2 2025 |
6,000
shares
|
$861,600
0.0% of portfolio
|
Q2 2025
Reduced 94.33%
|
|
|
Capstone Investment Advisors, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
5,986
shares
|
$859,589
0.0% of portfolio
|
Q2 2025
Reduced 15.3%
|
|
|
Northwestern Mutual Wealth Management CO
|
Aug 13, 2025 Q2 2025 |
5,803
shares
|
$833,310
0.0% of portfolio
|
Q2 2025
Added 4.9%
|
|
|
Ontario Teachers Pension Plan Board
Toronto, A6 |
Aug 08, 2025 Q2 2025 |
5,786
shares
|
$830,869
0.02% of portfolio
|
Q2 2025
Reduced 46.67%
|
|
|
Allstate Investment Management CO
Northbrook, IL |
Feb 14, 2023 Q4 2022 |
5,784
shares
|
$830,582
0.05% of portfolio
|
Q4 2022
New holding
|
|
|
Cim Investment Management Inc
Pittsburgh, PA |
Aug 22, 2025 Q2 2025 |
5,764
shares
|
$827,710
0.14% of portfolio
|
Q2 2025
Added 99.65%
|
|
|
Advisor Partners Ii, LLC
Walnut Creek, CA |
Oct 26, 2023 Q3 2023 |
5,750
shares
|
$825,700
0.06% of portfolio
|
Q3 2023
Added 2.64%
|
|
|
Gifford Fong Associates
Lafayette, CA |
Aug 13, 2025 Q2 2025 |
5,750
shares
|
$825,700
0.17% of portfolio
|
Q1 2024
Reduced 50.0%
|
|
|
Advisors Asset Management, Inc.
Monument, CO |
Aug 12, 2025 Q2 2025 |
5,713
shares
|
$820,386
0.01% of portfolio
|
Q2 2025
Reduced 10.51%
|
|
|
Everence Capital Management Inc
|
Jul 29, 2025 Q2 2025 |
5,690
shares
|
$817,084
0.05% of portfolio
|
Q2 2025
Added 30.5%
|
|
|
Greenleaf Trust
Kalamazoo, MI |
Jul 17, 2025 Q2 2025 |
5,669
shares
|
$814,068
0.01% of portfolio
|
Q2 2025
Added 91.84%
|
|
|
North Star Investment Management Corp.
Chicago, IL |
Jul 15, 2025 Q2 2025 |
5,622
shares
|
$807,319
0.05% of portfolio
|
Q3 2024
Reduced 0.21%
|
|
|
Tocqueville Asset Management L.P.
New York, NY |
Aug 12, 2025 Q2 2025 |
5,587
shares
|
$802,293
0.01% of portfolio
|
Q2 2025
Reduced 16.36%
|
|
|
Hills Bank & Trust CO
|
Aug 04, 2025 Q2 2025 |
5,586
shares
|
$802,149
0.05% of portfolio
|
Q2 2025
Added 17.43%
|
|
|
Pathstone Family Office, LLC
Englewood, NJ |
Nov 08, 2023 Q3 2023 |
5,576
shares
|
$800,713
0.01% of portfolio
|
Q2 2023
Reduced 72.72%
|
|
|
Tokio Marine Asset Management CO LTD
Tokyo, M0 |
Aug 12, 2025 Q2 2025 |
5,569
shares
|
$799,708
0.03% of portfolio
|
Q2 2025
Added 7.66%
|
|
|
Ballentine Partners, LLC
Waltham, MA |
Jul 15, 2025 Q2 2025 |
5,475
shares
|
$786,210
0.01% of portfolio
|
Q2 2025
Added 43.17%
|
|
|
Frank, Rimerman Advisors LLC
Palo Alto, CA |
Aug 11, 2025 Q2 2025 |
5,368
shares
|
$770,844
0.05% of portfolio
|
Q2 2025
New holding
|
|
|
Unison Advisors LLC
|
Jul 29, 2025 Q2 2025 |
5,327
shares
|
$764,957
0.08% of portfolio
|
Q1 2025
Added 4.9%
|
|
|
Guardian Investment Management
|
Jul 16, 2025 Q2 2025 |
5,300
shares
|
$761,080
0.66% of portfolio
|
Q2 2025
Reduced 27.4%
|
|
|
Empirical Finance, LLC
|
Aug 11, 2025 Q2 2025 |
5,233
shares
|
$751,458
0.04% of portfolio
|
Q2 2025
Added 0.6%
|