Latest Institutional Purchases of Biogen Inc. (BIIB)
This list provides information on the latest institutional transactions involving Biogen Inc. (BIIB) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
May 13, 2025
Q1 2025
|
Wellington Management Group LLP
Boston, MA |
BUY
|
- |
4.67MNew |
$623M - $716M
|
4.67M
$596M
|
|
|
May 15, 2025
Q1 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
829K+ 153.63% |
$111M - $127M
|
1.37M
$175M
|
|
|
May 15, 2025
Q1 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
760K+ 318.27% |
$101M - $116M
|
998K
$127M
|
|
|
May 15, 2025
Q1 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
- |
740K+ 1615.55% |
$98.8M - $113M
|
786K
$100M
|
|
|
Apr 15, 2025
Q1 2025
|
Sg Americas Securities, LLC
|
BUY
|
- |
720KNew |
$96M - $110M
|
720K
$91.8M
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
601K+ 113.57% |
$80.2M - $92.1M
|
1.13M
$144M
|
|
|
May 15, 2025
Q1 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
407KNew |
$54.3M - $62.4M
|
407K
$51.9M
|
|
|
May 05, 2025
Q1 2025
|
Australian Super Pty LTD
|
BUY
|
- |
398KNew |
$53.1M - $61M
|
398K
$50.7M
|
|
|
May 15, 2025
Q1 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
388K+ 252.57% |
$51.8M - $59.5M
|
542K
$69.1M
|
|
|
May 15, 2025
Q1 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
314K+ 75.35% |
$41.8M - $48.1M
|
730K
$93.1M
|
|
|
May 09, 2025
Q1 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
284K+ 1.7% |
$37.9M - $43.5M
|
17M
$2.17B
|
|
|
May 15, 2025
Q1 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
PUT |
274K+ 81.21% |
$36.5M - $41.9M
|
610K
$77.8M
|
|
|
May 09, 2025
Q1 2025
|
Thompson Siegel & Walmsley LLC
|
BUY
|
- |
257KNew |
$34.4M - $39.5M
|
257K
$32.8M
|
|
|
May 14, 2025
Q1 2025
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
BUY
|
- |
215KNew |
$28.7M - $32.9M
|
215K
$27.4M
|
|
|
May 15, 2025
Q1 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
208K+ 11.69% |
$27.8M - $31.9M
|
1.99M
$254M
|
|
|
May 13, 2025
Q1 2025
|
Franklin Resources Inc
San Mateo, CA |
BUY
|
- |
194K+ 49.12% |
$25.8M - $29.7M
|
588K
$75M
|
|
|
May 15, 2025
Q1 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
178KNew |
$23.8M - $27.3M
|
178K
$22.7M
|
|
|
May 14, 2025
Q1 2025
|
Causeway Capital Management LLC
Los Angeles, CA |
BUY
|
- |
152K+ 53.89% |
$20.3M - $23.3M
|
434K
$55.3M
|
|
|
May 13, 2025
Q1 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
151K+ 4.1% |
$20.2M - $23.2M
|
3.85M
$491M
|
|
|
May 14, 2025
Q1 2025
|
First Trust Advisors LP
Wheaton, IL |
BUY
|
- |
150K+ 29.37% |
$20M - $23M
|
661K
$84.4M
|
|
|
May 12, 2025
Q1 2025
|
Nuveen, LLC
Charlotte, NC |
BUY
|
- |
146KNew |
$19.5M - $22.4M
|
146K
$18.7M
|
|
|
May 15, 2025
Q1 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
143K+ 26.71% |
$19.1M - $21.9M
|
677K
$86.4M
|
|
|
May 14, 2025
Q1 2025
|
Capital Fund Management S.A.
Paris, I0 |
BUY
|
PUT |
138K+ 158.94% |
$18.4M - $21.1M
|
225K
$28.6M
|
|
|
May 12, 2025
Q1 2025
|
Connor, Clark & Lunn Investment Management Ltd.
|
BUY
|
- |
138K+ 98.0% |
$18.3M - $21.1M
|
278K
$35.4M
|
|
|
May 12, 2025
Q1 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
136K+ 6.4% |
$18.2M - $20.9M
|
2.27M
$289M
|
|
|
May 14, 2025
Q1 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
136K+ 183.04% |
$18.1M - $20.8M
|
210K
$26.8M
|
|
|
May 15, 2025
Q1 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
- |
136K+ 12.46% |
$18.1M - $20.8M
|
1.23M
$156M
|
|
|
May 05, 2025
Q1 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
BUY
|
- |
132K+ 24.59% |
$17.6M - $20.2M
|
668K
$85.2M
|
|
|
May 14, 2025
Q1 2025
|
Ken Fisher
Fisher Asset Management, LLC | Camas, Wa
|
BUY
|
- |
118K+ 65.28% |
$15.8M - $18.1M
|
299K
$38.1M
|
|
|
May 15, 2025
Q1 2025
|
Cutter Capital Management, LP
New York, NY |
BUY
|
- |
114KNew |
$15.1M - $17.4M
|
114K
$14.5M
|
|
|
May 15, 2025
Q1 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
PUT |
103K+ 287.19% |
$13.8M - $15.8M
|
139K
$17.7M
|
|
|
May 15, 2025
Q1 2025
|
Amundi
Paris, I0 |
BUY
|
- |
99K+ 8.13% |
$13.2M - $15.2M
|
1.32M
$168M
|
|
|
May 13, 2025
Q1 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
85.9K+ 70.54% |
$11.5M - $13.2M
|
208K
$26.5M
|
|
|
May 15, 2025
Q1 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
84.2K+ 34.19% |
$11.2M - $12.9M
|
331K
$42.2M
|
|
|
May 15, 2025
Q1 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
BUY
|
- |
83.8K+ 381.08% |
$11.2M - $12.9M
|
106K
$13.5M
|
|
|
May 15, 2025
Q1 2025
|
Point72 Europe (London) LLP
London, X0 |
BUY
|
- |
82.5KNew |
$11M - $12.6M
|
82.5K
$10.5M
|
|
|
May 14, 2025
Q1 2025
|
Caisse De Depot Et Placement Du Quebec
Montreal, A8 |
BUY
|
- |
81.9KNew |
$10.9M - $12.6M
|
81.9K
$10.4M
|
|
|
May 15, 2025
Q1 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
80K+ 9.54% |
$10.7M - $12.3M
|
918K
$117M
|
|
|
May 15, 2025
Q1 2025
|
Man Group PLC
London, X0 |
BUY
|
- |
78.8K+ 11.47% |
$10.5M - $12.1M
|
765K
$97.6M
|
|
|
May 15, 2025
Q1 2025
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
BUY
|
- |
70.8KNew |
$9.44M - $10.8M
|
70.8K
$9.02M
|
|
|
May 15, 2025
Q1 2025
|
Twinbeech Capital LP
Purchase, NY |
BUY
|
- |
64.3KNew |
$8.57M - $9.85M
|
64.3K
$8.19M
|
|
|
May 06, 2025
Q1 2025
|
Klp Kapitalforvaltning As
Oslo, Q8 |
BUY
|
- |
63.7K+ 68.96% |
$8.5M - $9.76M
|
156K
$19.9M
|
|
|
May 15, 2025
Q1 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
BUY
|
- |
61.4KNew |
$8.19M - $9.41M
|
61.4K
$7.83M
|
|
|
May 15, 2025
Q1 2025
|
Dz Bank Ag Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main
Frankfurt Am Main, 2M |
BUY
|
- |
60.1K+ 82.5% |
$8.02M - $9.21M
|
133K
$16.9M
|
|
|
May 14, 2025
Q1 2025
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
- |
59.9K+ 596.26% |
$7.99M - $9.18M
|
69.9K
$8.91M
|
|
|
May 15, 2025
Q1 2025
|
Legal & General Group PLC
London, X0 |
BUY
|
- |
55K+ 4.47% |
$7.34M - $8.43M
|
1.29M
$164M
|
|
|
May 08, 2025
Q1 2025
|
Tredje Ap Fonden
|
BUY
|
- |
50KNew |
$6.67M - $7.66M
|
50K
$6.38M
|
|
|
May 15, 2025
Q1 2025
|
Point72 (Difc) LTD
Dubai, C0 |
BUY
|
- |
49.8K+ 70109.86% |
$6.64M - $7.63M
|
49.8K
$6.36M
|
|
|
May 15, 2025
Q1 2025
|
Engineers Gate Manager LP
New York, NY |
BUY
|
- |
48.9K+ 174.43% |
$6.53M - $7.5M
|
77K
$9.81M
|
|
|
May 15, 2025
Q1 2025
|
Alliancebernstein L.P.
New York, NY |
BUY
|
- |
48.3K+ 26.74% |
$6.45M - $7.41M
|
229K
$29.2M
|