Purchases and Sales Made in Q2 2025 in Biogen Inc. (BIIB)
This table provides information about the institutional ownership of Biogen Inc. (BIIB) during Q2 2025. The information is specifically focused on institutions that hold shares of BIOGEN INC..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 13, 2025
Q2 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
- |
-66K- 94.34% |
$7.48M - $8.94M
|
3.96K
$568K
|
|
|
Aug 11, 2025
Q2 2025
|
Citigroup Inc
|
SELL
|
- |
-79.4K- 26.23% |
$9M - $10.8M
|
223K
$32.1M
|
|
|
Aug 14, 2025
Q2 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
- |
-85K- 60.31% |
$9.63M - $11.5M
|
55.9K
$8.03M
|
|
|
Aug 14, 2025
Q2 2025
|
Nomura Holdings Inc
Tokyo, M0 |
SELL
|
- |
-90.6K- 42.39% |
$10.3M - $12.3M
|
123K
$17.7M
|
|
|
Aug 13, 2025
Q2 2025
|
Capital Fund Management S.A.
Paris, I0 |
SELL
|
- |
-95.3K- 44.75% |
$10.8M - $12.9M
|
118K
$16.9M
|
|
|
Aug 14, 2025
Q2 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
SELL
|
- |
-99.9K- 94.33% |
$11.3M - $13.5M
|
6K
$862K
|
|
|
Jul 31, 2025
Q2 2025
|
Nisa Investment Advisors, LLC
|
SELL
|
- |
-102K- 66.78% |
$11.6M - $13.9M
|
50.9K
$7.31M
|
|
|
Aug 13, 2025
Q2 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-121K- 13.14% |
$13.7M - $16.4M
|
798K
$115M
|
|
|
Aug 07, 2025
Q2 2025
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
SELL
|
- |
-121K- 64.69% |
$13.8M - $16.5M
|
66.3K
$9.52M
|
|
|
Aug 13, 2025
Q2 2025
|
Patient Capital Management, LLC
Baltimore, MD |
SELL
|
- |
-135K- 29.66% |
$15.3M - $18.3M
|
320K
$46M
|
|
|
Aug 14, 2025
Q2 2025
|
Hrt Financial LP
New York, NY |
SELL
|
- |
-140K- 78.54% |
$15.9M - $19M
|
38.3K
$5.5M
|
|
|
Jul 28, 2025
Q2 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
SELL
|
- |
-141K- 21.07% |
$16M - $19.1M
|
527K
$75.7M
|
|
|
Aug 11, 2025
Q2 2025
|
Primecap Management CO
Pasadena, CA |
SELL
|
- |
-141K- 0.89% |
$16M - $19.1M
|
15.8M
$2.27B
|
|
|
Jul 28, 2025
Q2 2025
|
Td Asset Management Inc
|
SELL
|
- |
-141K- 49.7% |
$16M - $19.2M
|
143K
$20.5M
|
|
|
Aug 04, 2025
Q2 2025
|
Retirement Systems Of Alabama
|
SELL
|
- |
-152K- 82.87% |
$17.2M - $20.6M
|
31.4K
$4.52M
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
SELL
|
- |
-200K- 31.02% |
$22.7M - $27.2M
|
446K
$64M
|
|
|
Aug 14, 2025
Q2 2025
|
Verition Fund Management LLC
Greenwich, CT |
SELL
|
- |
-216K- 90.24% |
$24.4M - $29.2M
|
23.3K
$3.35M
|
|
|
Aug 14, 2025
Q2 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-219K- 13.84% |
$24.9M - $29.7M
|
1.37M
$196M
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-222K- 32.76% |
$25.2M - $30.1M
|
456K
$65.4M
|
|
|
Aug 14, 2025
Q2 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
SELL
|
- |
-317K- 27.56% |
$36M - $43M
|
834K
$120M
|
|
|
Aug 12, 2025
Q2 2025
|
Franklin Resources Inc
San Mateo, CA |
SELL
|
- |
-359K- 61.06% |
$40.7M - $48.7M
|
229K
$32.9M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-372K- 42.28% |
$42.2M - $50.4M
|
508K
$72.9M
|
|
|
Aug 14, 2025
Q2 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-378K- 91.06% |
$42.9M - $51.3M
|
37.2K
$5.34M
|
|
|
Aug 27, 2025
Q2 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-378K- 91.06% |
$42.9M - $51.3M
|
37.2K
$5.34M
|
|
|
Aug 14, 2025
Q2 2025
|
Qube Research & Technologies LTD
London, X0 |
SELL
|
- |
-483K- 39.41% |
$54.8M - $65.5M
|
743K
$107M
|
|
|
Aug 27, 2025
Q2 2025
|
Brinker Capital Investments, LLC
|
SELL
|
- |
-509K- 98.34% |
$57.7M - $68.9M
|
8.59K
$1.23M
|
|
|
Aug 08, 2025
Q2 2025
|
Sg Americas Securities, LLC
|
SELL
|
- |
-697K- 96.88% |
$79.1M - $94.5M
|
22.5K
$3.23M
|
|
|
Aug 13, 2025
Q2 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-736K- 55.94% |
$83.5M - $99.7M
|
580K
$83.3M
|
|
|
Aug 14, 2025
Q2 2025
|
T. Rowe Price Investment Management, Inc.
Baltimore, MD |
SELL
|
- |
-1.27M- 47.58% |
$144M - $172M
|
1.39M
$200M
|