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 |
|---|---|---|---|---|---|
|
Nissay Asset Management Corp
Tokyo, M0 |
Aug 14, 2025 Q2 2025 |
44,818
shares
|
$6.44 Million
0.03% of portfolio
|
Q2 2025
Reduced 5.05%
|
|
|
Los Angeles Capital Management LLC
|
Aug 06, 2025 Q2 2025 |
44,358
shares
|
$6.37 Million
0.02% of portfolio
|
Q2 2025
Added 2.42%
|
|
|
Arizona State Retirement System
|
Aug 13, 2025 Q2 2025 |
42,753
shares
|
$6.14 Million
0.03% of portfolio
|
Q2 2025
Added 1.52%
|
|
|
Hillman Capital Management, Inc.
Bethesda, MD |
Aug 14, 2025 Q2 2025 |
41,972
shares
|
$6.03 Million
3.06% of portfolio
|
Q2 2025
Reduced 4.66%
|
|
|
Generali Asset Management Spa Sgr
Trieste, L6 |
Jul 28, 2025 Q2 2025 |
41,682
shares
|
$5.99 Million
0.12% of portfolio
|
Q2 2025
Added 6.43%
|
|
|
Grimes & Company, Inc.
|
Jul 22, 2025 Q2 2025 |
41,024
shares
|
$5.89 Million
0.14% of portfolio
|
Q2 2025
Reduced 30.86%
|
|
|
Teacher Retirement System Of Texas
Austin, TX |
Aug 01, 2025 Q2 2025 |
40,975
shares
|
$5.88 Million
0.02% of portfolio
|
Q2 2025
Added 2.77%
|
|
|
Gateway Investment Advisers LLC
|
Jul 09, 2025 Q2 2025 |
40,475
shares
|
$5.81 Million
0.06% of portfolio
|
Q2 2025
Reduced 1.9%
|
|
|
Credit Agricole S A
|
May 14, 2025 Q1 2025 |
40,323
shares
|
$5.79 Million
0.02% of portfolio
|
Q1 2025
Added 10.58%
|
|
|
International Biotechnology Trust PLC
London, X0 |
Nov 14, 2023 Q3 2023 |
40,200
shares
|
$5.77 Million
3.51% of portfolio
|
Q3 2023
Added 265.45%
|
|
|
Daiwa Securities Group Inc.
Tokyo, M0 |
Aug 14, 2025 Q2 2025 |
39,128
shares
|
$5.62 Million
0.02% of portfolio
|
Q2 2025
Reduced 9.83%
|
|
|
Generali Investments Cee, Investicni Spolecnost, A.S.
Prague, 2N |
Jul 18, 2025 Q2 2025 |
38,755
shares
|
$5.57 Million
0.4% of portfolio
|
Q2 2025
Added 43.22%
|
|
|
Hrt Financial LP
New York, NY |
Aug 14, 2025 Q2 2025 |
38,276
shares
|
$5.5 Million
0.03% of portfolio
|
Q2 2025
Reduced 78.54%
|
|
|
Natixis Advisors, L.P.
Boston, MA |
Aug 13, 2025 Q2 2025 |
38,199
shares
|
$5.49 Million
0.01% of portfolio
|
Q2 2025
Added 41.97%
|
|
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
May 14, 2025 Q1 2025 |
38,112
shares
|
$5.47 Million
0.01% of portfolio
|
Q1 2025
Added 75.88%
|
|
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
Aug 08, 2025 Q2 2025 |
38,089
shares
|
$5.47 Million
0.0% of portfolio
|
Q2 2025
Added 51.18%
|
|
|
Mercer Global Advisors Inc
Denver, CO |
Aug 14, 2025 Q2 2025 |
37,615
shares
|
$5.4 Million
0.01% of portfolio
|
Q2 2025
Added 321.46%
|
|
|
Met Life Investment Management, LLC
Whippany, NJ |
Aug 13, 2025 Q2 2025 |
37,325
shares
|
$5.36 Million
0.03% of portfolio
|
Q2 2025
Reduced 1.78%
|
|
|
Squarepoint Ops LLC
New York, NY |
Aug 27, 2025 Q2 2025 |
37,161
shares
|
$5.34 Million
0.0% of portfolio
|
Q2 2025
Reduced 91.06%
|
|
|
Jefferies Financial Group Inc.
New York, NY |
Aug 12, 2025 Q2 2025 |
37,117
shares
|
$5.33 Million
0.04% of portfolio
|
Q2 2025
Reduced 25.76%
|
|
|
Calamos Advisors LLC
|
Aug 08, 2025 Q2 2025 |
36,970
shares
|
$5.31 Million
0.03% of portfolio
|
Q1 2025
Added 1.13%
|
|
|
Neos Investment Management LLC
Westport, CT |
Aug 13, 2025 Q2 2025 |
36,811
shares
|
$5.29 Million
0.06% of portfolio
|
Q2 2025
Added 62.18%
|
|
|
State Of Tennessee, Treasury Department
Nashville, TN |
Aug 15, 2025 Q2 2025 |
36,544
shares
|
$5.25 Million
0.02% of portfolio
|
Q2 2025
Reduced 17.87%
|
|
|
Gf Fund Management Co. Ltd.
Guangzhou, F4 |
Jul 21, 2025 Q2 2025 |
36,453
shares
|
$5.23 Million
0.09% of portfolio
|
Q2 2025
Added 2.87%
|
|
|
Commonwealth Of Pennsylvania Public School Empls Retrmt Sys
Harrisburg, PA |
Aug 08, 2025 Q2 2025 |
35,937
shares
|
$5.16 Million
0.02% of portfolio
|
Q2 2025
Added 7.36%
|