Purchases and Sales Made in Q3 2025 in Biogen Inc. (BIIB)
This table provides information about the institutional ownership of Biogen Inc. (BIIB) during Q3 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 |
|---|---|---|---|---|---|---|---|
|
Nov 13, 2025
Q3 2025
|
Marshall Wace, LLP
London, X0 |
BUY
|
- |
722K+ 434.88% |
$88.5M - $107M
|
888K
$149M
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
562K+ 70.43% |
$68.9M - $83.6M
|
1.36M
$228M
|
|
|
Nov 18, 2025
Q3 2025
|
Pictet Asset Management Holding Sa
Carouge, V8 |
BUY
|
- |
542K+ 236.12% |
$66.4M - $80.6M
|
771K
$129M
|
|
|
Nov 14, 2025
Q3 2025
|
Caisse De Depot Et Placement Du Quebec
Montreal, A8 |
BUY
|
- |
500K+ 718.16% |
$61.3M - $74.4M
|
569K
$95.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
- |
436K+ 64.5% |
$53.5M - $64.8M
|
1.11M
$186M
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
419K+ 30.68% |
$51.4M - $62.3M
|
1.78M
$299M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
- |
402K+ 48.35% |
$49.3M - $59.9M
|
1.23M
$207M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
393K+ 58.54% |
$48.2M - $58.5M
|
1.06M
$178M
|
|
|
Nov 14, 2025
Q3 2025
|
Alyeska Investment Group, L.P.
Chicago, IL |
BUY
|
- |
337K+ 66.14% |
$41.3M - $50.1M
|
845K
$142M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
295K+ 15.1% |
$36.2M - $44M
|
2.25M
$377M
|
|
|
Nov 14, 2025
Q3 2025
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
BUY
|
- |
282K+ 425.34% |
$34.6M - $42M
|
348K
$58.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Vestal Point Capital, LP
New York, NY |
BUY
|
- |
275KNew |
$33.7M - $40.9M
|
275K
$46.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Schonfeld Strategic Advisors LLC
New York, NY |
BUY
|
- |
256K+ 400.33% |
$31.4M - $38.1M
|
320K
$53.6M
|
|
|
Oct 22, 2025
Q3 2025
|
Robeco Institutional Asset Management B.V.
|
BUY
|
- |
222K+ 49.54% |
$27.3M - $33.1M
|
671K
$112M
|
|
|
Oct 31, 2025
Q3 2025
|
Aegon Asset Management Uk PLC
|
BUY
|
- |
196KNew |
$24M - $29.1M
|
196K
$32.8M
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
- |
193K+ 43.37% |
$23.7M - $28.8M
|
639K
$107M
|
|
|
Oct 10, 2025
Q3 2025
|
Wedge Capital Management L L P
|
BUY
|
- |
193KNew |
$23.7M - $28.7M
|
193K
$32.3M
|
|
|
Oct 30, 2025
Q3 2025
|
Rakuten Investment Management, Inc.
Tokyo, M0 |
BUY
|
- |
180K+ 961.43% |
$22.1M - $26.8M
|
199K
$33.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
157K+ 14.73% |
$19.2M - $23.3M
|
1.22M
$204M
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
151K+ 3.84% |
$18.5M - $22.4M
|
4.07M
$682M
|
|
|
Oct 20, 2025
Q3 2025
|
Los Angeles Capital Management LLC
|
BUY
|
- |
147K+ 331.41% |
$18M - $21.9M
|
191K
$32.1M
|
|
|
Nov 13, 2025
Q3 2025
|
Legal & General Group PLC
London, X0 |
BUY
|
- |
147K+ 10.13% |
$18M - $21.8M
|
1.59M
$267M
|
|
|
Nov 14, 2025
Q3 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
132K+ 15.77% |
$16.1M - $19.6M
|
965K
$162M
|
|
|
Oct 15, 2025
Q3 2025
|
Pacer Advisors, Inc.
Malvern, PA |
BUY
|
- |
131K+ 9.94% |
$16.1M - $19.5M
|
1.45M
$243M
|
|
|
Nov 14, 2025
Q3 2025
|
Parkman Healthcare Partners LLC
Stamford, CT |
BUY
|
- |
130KNew |
$16M - $19.4M
|
130K
$21.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Man Group PLC
London, X0 |
BUY
|
- |
125K+ 15.72% |
$15.3M - $18.6M
|
918K
$154M
|
|
|
Nov 14, 2025
Q3 2025
|
Axa Investment Managers S.A.
Puteaux, I0 |
BUY
|
- |
118KNew |
$14.5M - $17.6M
|
118K
$19.8M
|
|
|
Nov 13, 2025
Q3 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
BUY
|
- |
108K+ 9.63% |
$13.3M - $16.1M
|
1.23M
$206M
|
|
|
Nov 14, 2025
Q3 2025
|
Freestone Grove Partners LP
San Francisco, CA |
BUY
|
- |
108K+ 97.17% |
$13.2M - $16.1M
|
219K
$36.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Joel Greenblatt
Gotham Asset Management, LLC | New York, Ny
|
BUY
|
- |
107K+ 65.45% |
$13.1M - $15.9M
|
270K
$45.3M
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
98K+ 4.22% |
$12M - $14.6M
|
2.42M
$405M
|
|
|
Nov 12, 2025
Q3 2025
|
Victory Capital Management Inc
|
BUY
|
- |
89.5K+ 72.53% |
$11M - $13.3M
|
213K
$35.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
BUY
|
- |
84.2K+ 33.96% |
$10.3M - $12.5M
|
332K
$55.6M
|
|
|
Nov 12, 2025
Q3 2025
|
Silverarc Capital Management, LLC
|
BUY
|
- |
80.4KNew |
$9.87M - $12M
|
80.4K
$13.5M
|
|
|
Oct 29, 2025
Q3 2025
|
Patient Capital Management, LLC
Baltimore, MD |
BUY
|
- |
76.2K+ 23.77% |
$9.35M - $11.3M
|
397K
$66.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Causeway Capital Management LLC
Los Angeles, CA |
BUY
|
- |
74.2K+ 15.03% |
$9.1M - $11M
|
568K
$95.1M
|
|
|
Nov 04, 2025
Q3 2025
|
Thrivent Financial For Lutherans
Minneapolis, MN |
BUY
|
- |
63.9K+ 351.17% |
$7.84M - $9.51M
|
82.1K
$13.8M
|
|
|
Nov 13, 2025
Q3 2025
|
Fil LTD
Hamilton, D0 |
BUY
|
- |
63.7K+ 26.06% |
$7.81M - $9.48M
|
308K
$51.6M
|
|
|
Nov 06, 2025
Q3 2025
|
Baader Bank Aktiengesellschaft
Unterschleissheim, 2M |
BUY
|
- |
56KNew |
$6.87M - $8.33M
|
56K
$9.38M
|
|
|
Nov 06, 2025
Q3 2025
|
Lsv Asset Management
Chicago, IL |
BUY
|
- |
54.9K+ 21.78% |
$6.73M - $8.17M
|
307K
$51.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Eversept Partners, LP
New York, NY |
BUY
|
- |
51.8KNew |
$6.35M - $7.7M
|
51.8K
$8.67M
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential Financial Inc
Newark, NJ |
BUY
|
- |
51.3K+ 13.22% |
$6.29M - $7.63M
|
439K
$73.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Cinctive Capital Management LP
New York, NY |
BUY
|
- |
51K+ 344.78% |
$6.26M - $7.6M
|
65.8K
$11M
|
|
|
Nov 14, 2025
Q3 2025
|
State Of Tennessee, Treasury Department
Nashville, TN |
BUY
|
- |
48.9K+ 133.86% |
$6M - $7.28M
|
85.5K
$14.3M
|
|
|
Nov 12, 2025
Q3 2025
|
Schroder Investment Management Group
London, X0 |
BUY
|
- |
48.4K+ 351.23% |
$5.93M - $7.2M
|
62.1K
$10.4M
|
|
|
Nov 10, 2025
Q3 2025
|
Charles Schwab Investment Management Inc
San Francisco, CA |
BUY
|
- |
47.6K+ 4.42% |
$5.84M - $7.08M
|
1.12M
$188M
|
|
|
Nov 19, 2025
Q3 2025
|
Danske Bank A/S
Copenhagen K, G7 |
BUY
|
- |
44.7KNew |
$5.49M - $6.65M
|
44.7K
$7.49M
|
|
|
Nov 13, 2025
Q3 2025
|
Rhenman & Partners Asset Management Ab
Stockholm, V7 |
BUY
|
- |
43K+ 358.33% |
$5.28M - $6.4M
|
55K
$9.22M
|
|
|
Nov 14, 2025
Q3 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
41.2K+ 1.07% |
$5.05M - $6.13M
|
3.87M
$649M
|
|
|
Nov 13, 2025
Q3 2025
|
Ray Dalio
Bridgewater Associates, LP | Westport, Ct
|
BUY
|
- |
40KNew |
$4.91M - $5.95M
|
40K
$6.7M
|
|