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 |
|---|---|---|---|---|---|
|
Vanguard Group Inc
Valley Forge, PA |
Aug 11, 2025 Q2 2025 |
17,290,651
shares
|
$2.48 Billion
0.04% of portfolio
|
Q2 2025
Added 1.51%
|
|
|
Primecap Management CO
Pasadena, CA |
Aug 11, 2025 Q2 2025 |
15,802,122
shares
|
$2.27 Billion
1.62% of portfolio
|
Q2 2025
Reduced 0.89%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
14,538,497
shares
|
$2.09 Billion
0.08% of portfolio
|
Q2 2024
Added 2.78%
|
|
|
State Street Corp
Boston, MA |
Aug 14, 2025 Q2 2025 |
7,468,807
shares
|
$1.07 Billion
0.04% of portfolio
|
Q2 2025
Added 0.97%
|
|
|
Wellington Management Group LLP
Boston, MA |
Aug 14, 2025 Q2 2025 |
4,798,420
shares
|
$689 Million
0.11% of portfolio
|
Q2 2025
Added 2.7%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Aug 08, 2025 Q2 2025 |
3,918,150
shares
|
$563 Million
0.04% of portfolio
|
Q2 2025
Added 1.85%
|
|
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
Aug 14, 2025 Q2 2025 |
3,831,727
shares
|
$550 Million
1.08% of portfolio
|
Q2 2025
Added 840.86%
|
|
|
Invesco Ltd.
Atlanta, GA |
Aug 13, 2025 Q2 2025 |
2,320,126
shares
|
$333 Million
0.05% of portfolio
|
Q2 2025
Added 2.43%
|
|
|
Norges Bank
Oslo, Q8 |
Aug 13, 2025 Q2 2025 |
2,264,177
shares
|
$325 Million
0.04% of portfolio
|
Q2 2025
New holding
|
|
|
Morgan Stanley
New York, NY |
Aug 15, 2025 Q2 2025 |
1,956,210
shares
|
$281 Million
0.02% of portfolio
|
Q2 2025
Reduced 1.73%
|
|
|
Ubs Asset Management Americas Inc
Chicago, IL |
Aug 14, 2025 Q2 2025 |
1,743,209
shares
|
$250 Million
0.05% of portfolio
|
Q2 2025
Added 15.41%
|
|
|
Northern Trust Corp
Chicago, IL |
Aug 13, 2025 Q2 2025 |
1,536,980
shares
|
$221 Million
0.03% of portfolio
|
Q2 2025
Added 2.39%
|
|
|
Jpmorgan Chase & CO
New York, NY |
May 12, 2025 Q1 2025 |
1,463,720
shares
|
$210 Million
0.02% of portfolio
|
Q1 2025
Reduced 30.18%
|
|
|
Legal & General Group PLC
London, X0 |
Aug 12, 2025 Q2 2025 |
1,446,816
shares
|
$208 Million
0.05% of portfolio
|
Q2 2025
Added 12.59%
|
|
|
T. Rowe Price Investment Management, Inc.
Baltimore, MD |
Aug 14, 2025 Q2 2025 |
1,394,476
shares
|
$200 Million
0.11% of portfolio
|
Q2 2025
Reduced 47.58%
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Aug 14, 2025 Q2 2025 |
1,366,207
shares
|
$196 Million
0.14% of portfolio
|
Q2 2025
Reduced 13.84%
|
|
|
Aqr Capital Management LLC
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
1,364,805
shares
|
$196 Million
0.15% of portfolio
|
Q2 2025
Reduced 0.29%
|
|
|
Pacer Advisors, Inc.
Malvern, PA |
Aug 12, 2025 Q2 2025 |
1,319,991
shares
|
$190 Million
0.48% of portfolio
|
Q2 2025
Reduced 2.41%
|
|
|
Pictet Asset Management Sa
Geneva 73, V8 |
Aug 10, 2023 Q2 2023 |
1,249,054
shares
|
$179 Million
0.43% of portfolio
|
Q2 2023
Added 12.69%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
Aug 12, 2025 Q2 2025 |
1,123,178
shares
|
$161 Million
0.05% of portfolio
|
Q2 2025
Added 19.35%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Aug 12, 2025 Q2 2025 |
1,075,757
shares
|
$154 Million
0.02% of portfolio
|
Q2 2025
Added 5.55%
|
|
|
Van Eck Associates Corp
|
Aug 14, 2025 Q2 2025 |
1,074,811
shares
|
$154 Million
0.15% of portfolio
|
Q2 2025
Added 0.11%
|
|
|
Bank Of America Corp
Charlotte, NC |
Aug 14, 2025 Q2 2025 |
1,063,391
shares
|
$153 Million
0.01% of portfolio
|
Q2 2025
Added 45.7%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
Aug 13, 2025 Q2 2025 |
1,045,106
shares
|
$150 Million
0.19% of portfolio
|
Q2 2025
Added 29.91%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Aug 12, 2025 Q2 2025 |
928,496
shares
|
$133 Million
0.03% of portfolio
|
Q2 2025
Reduced 5.9%
|