Latest Institutional Transactions on Biogen Inc. (BIIB)
This table provides information on the latest institutional transactions involving Biogen Inc. (BIIB) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Adar1 Capital Management, LLC
Austin, TX |
BUY
|
- |
600+ 13.33% |
$68K - $81.3K
|
5.1K
$732K
|
|
|
Aug 14, 2025
Q2 2025
|
Bnp Paribas
New York, NY |
SELL
|
- |
-70- 8.01% |
$7.94K - $9.48K
|
804
$115K
|
|
|
Aug 14, 2025
Q2 2025
|
Orion Investment CO
St. Louis, MO |
BUY
|
- |
1.25K+ 3.95% |
$142K - $169K
|
32.9K
$4.72M
|
|
|
Aug 14, 2025
Q2 2025
|
Erste Asset Management Gmb H
Vienna, C4 |
SELL
|
- |
-4.33K- 8.5% |
$491K - $587K
|
46.6K
$6.7M
|
|
|
Aug 14, 2025
Q2 2025
|
Polymer Capital Management (Us) LLC
New York, NY |
SELL
|
- |
-120- 3.09% |
$13.6K - $16.3K
|
3.76K
$540K
|
|
|
Aug 14, 2025
Q2 2025
|
Sig Brokerage, LP
Bala Cynwyd, PA |
SELL
|
- |
-846- 20.02% |
$95.9K - $115K
|
3.38K
$485K
|
|
|
Aug 14, 2025
Q2 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
66.2K+ 10.94% |
$7.5M - $8.96M
|
671K
$96.3M
|
|
|
Aug 14, 2025
Q2 2025
|
Caisse De Depot Et Placement Du Quebec
Montreal, A8 |
SELL
|
- |
-12.3K- 15.05% |
$1.4M - $1.67M
|
69.6K
$9.99M
|
|
|
Aug 14, 2025
Q2 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
334K+ 45.7% |
$37.8M - $45.2M
|
1.06M
$153M
|
|
|
Aug 14, 2025
Q2 2025
|
Spears Abacus Advisors LLC
|
BUY
|
- |
4+ 0.08% |
$454 - $542
|
5.06K
$727K
|
|
|
Aug 14, 2025
Q2 2025
|
Lazard Asset Management LLC
New York, NY |
SELL
|
- |
-441- 0.75% |
$50K - $59.8K
|
58.1K
$8.35M
|
|
|
Aug 14, 2025
Q2 2025
|
Summit Trail Advisors, LLC
New York, NY |
BUY
|
- |
2.69KNew |
$305K - $364K
|
2.69K
$386K
|
|
|
Aug 14, 2025
Q2 2025
|
Toronto Dominion Bank
Toronto, Ontario, A6 |
BUY
|
- |
11.3K+ 20.26% |
$1.28M - $1.53M
|
66.9K
$9.61M
|
|
|
Aug 14, 2025
Q2 2025
|
Core Cap Advisors, LLC
Southfield, MI |
SELL
|
- |
-3- 0.85% |
$340 - $406
|
349
$50.1K
|
|
|
Aug 14, 2025
Q2 2025
|
Ep Wealth Advisors, LLC
Torrance, CA |
BUY
|
- |
230+ 5.25% |
$26.1K - $31.2K
|
4.61K
$663K
|
|
|
Aug 14, 2025
Q2 2025
|
Mercer Global Advisors Inc
Denver, CO |
BUY
|
- |
28.7K+ 321.46% |
$3.25M - $3.89M
|
37.6K
$5.4M
|
|
|
Aug 14, 2025
Q2 2025
|
Norinchukin Bank, The
Tokyo, M0 |
BUY
|
- |
911+ 7.87% |
$103K - $123K
|
12.5K
$1.79M
|
|
|
Aug 14, 2025
Q2 2025
|
Ikarian Capital, LLC
Dallas, TX |
BUY
|
- |
21.5KNew |
$2.44M - $2.92M
|
21.5K
$3.09M
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
BUY
|
- |
233K+ 15.41% |
$26.4M - $31.5M
|
1.74M
$250M
|
|
|
Aug 14, 2025
Q2 2025
|
Hrt Financial LP
New York, NY |
SELL
|
- |
-140K- 78.54% |
$15.9M - $19M
|
38.3K
$5.5M
|
|
|
Aug 14, 2025
Q2 2025
|
British Columbia Investment Management Corp
Victoria, A1 |
SELL
|
- |
-4.84K- 17.36% |
$549K - $656K
|
23K
$3.31M
|
|
|
Aug 14, 2025
Q2 2025
|
Canada Pension Plan Investment Board
Toronto Ontario, A6 |
BUY
|
- |
24.4K+ 10.56% |
$2.76M - $3.3M
|
255K
$36.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Cibc World Markets Corp
New York, NY |
BUY
|
- |
11.3K+ 63.84% |
$1.28M - $1.52M
|
28.9K
$4.15M
|
|
|
Aug 14, 2025
Q2 2025
|
Fil LTD
Hamilton, D0 |
BUY
|
- |
124K+ 103.61% |
$14.1M - $16.8M
|
244K
$35.1M
|
|
|
Aug 14, 2025
Q2 2025
|
Fuller & Thaler Asset Management, Inc.
San Mateo, CA |
BUY
|
- |
6.23K+ 71.89% |
$706K - $844K
|
14.9K
$2.14M
|
|
|
Aug 14, 2025
Q2 2025
|
Peapack Gladstone Financial Corp
Bedminster, NJ |
BUY
|
- |
3+ 0.16% |
$340 - $406
|
1.85K
$265K
|
|
|
Aug 14, 2025
Q2 2025
|
California State Teachers Retirement System
West Sacramento, CA |
BUY
|
- |
8.16K+ 3.54% |
$925K - $1.11M
|
239K
$34.3M
|
|
|
Aug 14, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
166K+ 50.09% |
$18.8M - $22.4M
|
496K
$71.2M
|
|
|
Aug 14, 2025
Q2 2025
|
Css LLC
Chicago, IL |
BUY
|
- |
3.19K+ 85.52% |
$362K - $432K
|
6.92K
$994K
|
|
|
Aug 14, 2025
Q2 2025
|
Nomura Holdings Inc
Tokyo, M0 |
SELL
|
PUT |
-9K- 60.0% |
$1.02M - $1.22M
|
6K
$862K
|
|
|
Aug 14, 2025
Q2 2025
|
Boothbay Fund Management, LLC
New York, NY |
BUY
|
- |
9.11K+ 503.43% |
$1.03M - $1.23M
|
10.9K
$1.57M
|
|
|
Aug 14, 2025
Q2 2025
|
Alyeska Investment Group, L.P.
Chicago, IL |
BUY
|
- |
509KNew |
$57.7M - $68.9M
|
509K
$73.1M
|
|
|
Aug 14, 2025
Q2 2025
|
Dz Bank Ag Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main
Frankfurt Am Main, 2M |
BUY
|
- |
14.6K+ 10.98% |
$1.65M - $1.98M
|
147K
$21.2M
|
|
|
Aug 14, 2025
Q2 2025
|
Aquatic Capital Management LLC
Chicago, IL |
SELL
|
- |
-32.4K- 92.08% |
$3.68M - $4.4M
|
2.79K
$401K
|
|
|
Aug 14, 2025
Q2 2025
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
- |
11KNew |
$1.25M - $1.49M
|
11K
$1.58M
|
|
|
Aug 14, 2025
Q2 2025
|
Mariner, LLC
Overland Park, KS |
BUY
|
- |
11.9K+ 49.61% |
$1.35M - $1.61M
|
35.9K
$5.16M
|
|
|
Aug 14, 2025
Q2 2025
|
Capstone Investment Advisors, LLC
New York, NY |
SELL
|
- |
-1.08K- 15.3% |
$123K - $146K
|
5.99K
$860K
|
|
|
Aug 14, 2025
Q2 2025
|
Capstone Investment Advisors, LLC
New York, NY |
SELL
|
PUT |
-3.6K- 28.57% |
$408K - $488K
|
9K
$1.29M
|
|
|
Aug 14, 2025
Q2 2025
|
Pdt Partners, LLC
New York, NY |
BUY
|
- |
31.7KNew |
$3.59M - $4.29M
|
31.7K
$4.55M
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 Hong Kong LTD
Hong Kong, K3 |
BUY
|
- |
7.2K+ 185.64% |
$817K - $976K
|
11.1K
$1.59M
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 Europe (London) LLP
London, X0 |
BUY
|
- |
13.2K+ 16.01% |
$1.5M - $1.79M
|
95.7K
$13.7M
|
|
|
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
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
PUT |
4.7K+ 27.98% |
$533K - $637K
|
21.5K
$3.09M
|
|
|
Aug 14, 2025
Q2 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
3.42M+ 840.86% |
$388M - $464M
|
3.83M
$550M
|
|
|
Aug 14, 2025
Q2 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
CALL |
250KNew |
$28.3M - $33.9M
|
250K
$35.9M
|
|
|
Aug 14, 2025
Q2 2025
|
Palo Alto Investors LP
Palo Alto, CA |
BUY
|
- |
836+ 0.41% |
$94.8K - $113K
|
206K
$29.5M
|
|
|
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
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
PUT |
-130K- 93.81% |
$14.8M - $17.7M
|
8.6K
$1.23M
|
|
|
Aug 14, 2025
Q2 2025
|
Joel Greenblatt
Gotham Asset Management, LLC | New York, Ny
|
BUY
|
- |
64.3K+ 64.76% |
$7.29M - $8.71M
|
163K
$23.5M
|
|
|
Aug 14, 2025
Q2 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-4.04K- 0.29% |
$458K - $547K
|
1.36M
$196M
|