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 |
|---|---|---|---|---|---|---|---|
|
Nov 07, 2025
Q3 2025
|
Jpmorgan Chase & CO
New York, NY |
SELL
|
- |
-195K- 13.35% |
$24M - $29.1M
|
1.27M
$213M
|
|
|
Nov 07, 2025
Q3 2025
|
Addison Advisors LLC
|
BUY
|
- |
41+ 32.54% |
$5.03K - $6.1K
|
167
$28K
|
|
|
Nov 07, 2025
Q3 2025
|
Fifth Third Bancorp
|
BUY
|
- |
1.63K+ 22.14% |
$200K - $243K
|
9.01K
$1.51M
|
|
|
Nov 07, 2025
Q3 2025
|
Northwestern Mutual Investment Management Company, LLC
|
SELL
|
- |
-1- 0.02% |
$123 - $149
|
4.67K
$783K
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
SELL
|
- |
-1.42K- 0.01% |
$174K - $211K
|
17.3M
$2.9B
|
|
|
Nov 07, 2025
Q3 2025
|
Neos Investment Management LLC
Westport, CT |
BUY
|
- |
20.5K+ 55.66% |
$2.51M - $3.05M
|
57.3K
$9.6M
|
|
|
Nov 07, 2025
Q3 2025
|
Skandinaviska Enskilda Banken Ab (Publ)
Stockholm, V7 |
SELL
|
- |
-38.1K- 56.74% |
$4.68M - $5.68M
|
29.1K
$4.87M
|
|
|
Nov 07, 2025
Q3 2025
|
Denkapparat Operations Gmb H
Berlin, 2M |
BUY
|
- |
2.1K+ 49.48% |
$257K - $312K
|
6.34K
$1.06M
|
|
|
Nov 07, 2025
Q3 2025
|
Supplemental Annuity Collective Trust Of Nj
|
BUY
|
- |
2.3KNew |
$282K - $342K
|
2.3K
$385K
|
|
|
Nov 07, 2025
Q3 2025
|
Nj State Employees Deferred Compensation Plan
|
BUY
|
- |
2.68K+ 107.2% |
$329K - $399K
|
5.18K
$868K
|
|
|
Nov 07, 2025
Q3 2025
|
Summitry LLC
Foster City, CA |
BUY
|
- |
3.39K+ 127.95% |
$416K - $505K
|
6.04K
$1.01M
|
|
|
Nov 07, 2025
Q3 2025
|
Merit Financial Group, LLC
|
SELL
|
- |
-1- 0.01% |
$123 - $149
|
8.37K
$1.4M
|
|
|
Nov 07, 2025
Q3 2025
|
Rothschild Investment LLC
Chicago, IL |
BUY
|
- |
233+ 104.02% |
$28.6K - $34.7K
|
457
$76.6K
|
|
|
Nov 07, 2025
Q3 2025
|
Crestwood Advisors Group LLC
|
BUY
|
- |
1.82KNew |
$223K - $271K
|
1.82K
$305K
|
|
|
Nov 07, 2025
Q3 2025
|
Jacobi Capital Management LLC
|
BUY
|
- |
162+ 2.03% |
$19.9K - $24.1K
|
8.13K
$1.36M
|
|
|
Nov 07, 2025
Q3 2025
|
Syon Capital LLC
San Francisco, CA |
BUY
|
- |
518+ 23.0% |
$63.5K - $77.1K
|
2.77K
$464K
|
|
|
Nov 07, 2025
Q3 2025
|
Avestar Capital, LLC
|
SELL
|
- |
-175- 6.26% |
$21.5K - $26K
|
2.62K
$439K
|
|
|
Nov 07, 2025
Q3 2025
|
Synovus Financial Corp
Columbus, GA |
SELL
|
- |
-370- 2.32% |
$45.4K - $55.1K
|
15.6K
$2.61M
|
|
|
Nov 07, 2025
Q3 2025
|
Bnp Paribas Asset Management Holding S.A.
|
BUY
|
- |
33.3K+ 20.33% |
$4.08M - $4.95M
|
197K
$33M
|
|
|
Nov 07, 2025
Q3 2025
|
Empirical Financial Services, LLC D.B.A. Empirical Wealth Management
|
BUY
|
- |
1.47KNew |
$180K - $218K
|
1.47K
$245K
|
|
|
Nov 07, 2025
Q3 2025
|
Icici Prudential Asset Management CO LTD
|
BUY
|
- |
415+ 1.95% |
$50.9K - $61.8K
|
21.7K
$3.64M
|
|
|
Nov 06, 2025
Q3 2025
|
Wealthfront Advisers LLC
|
BUY
|
- |
2.64K+ 30.4% |
$324K - $393K
|
11.3K
$1.9M
|
|
|
Nov 06, 2025
Q3 2025
|
Johnson Investment Counsel Inc
Cincinnati, OH |
BUY
|
- |
1.43KNew |
$175K - $213K
|
1.43K
$239K
|
|
|
Nov 06, 2025
Q3 2025
|
Compagnie Lombard Odier S Cm A
1204 Geneva, V8 |
SELL
|
- |
-20Closed |
$2.45K - $2.98K
|
0
$0
|
|
|
Nov 06, 2025
Q3 2025
|
Baader Bank Aktiengesellschaft
Unterschleissheim, 2M |
BUY
|
- |
56KNew |
$6.87M - $8.33M
|
56K
$9.38M
|
|
|
Nov 06, 2025
Q3 2025
|
Baader Bank Aktiengesellschaft
Unterschleissheim, 2M |
BUY
|
PUT |
8.2KNew |
$1.01M - $1.22M
|
8.2K
$1.37M
|
|
|
Nov 06, 2025
Q3 2025
|
Applied Finance Capital Management, LLC
San Juan, PR |
SELL
|
- |
-825- 22.28% |
$101K - $123K
|
2.88K
$482K
|
|
|
Nov 06, 2025
Q3 2025
|
Caprock Group, Inc.
|
BUY
|
- |
5.61KNew |
$688K - $835K
|
5.61K
$940K
|
|
|
Nov 06, 2025
Q3 2025
|
Impax Asset Management Group PLC
|
SELL
|
- |
-470- 1.4% |
$57.7K - $70K
|
33.1K
$5.54M
|
|
|
Nov 06, 2025
Q3 2025
|
Advisors Asset Management, Inc.
Monument, CO |
BUY
|
- |
367+ 6.42% |
$45K - $54.6K
|
6.08K
$1.02M
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
SELL
|
- |
-10.9K- 3.65% |
$1.34M - $1.63M
|
289K
$48.5M
|
|
|
Nov 06, 2025
Q3 2025
|
Stratos Wealth Partners, Ltd.
|
SELL
|
- |
-86- 4.54% |
$10.6K - $12.8K
|
1.81K
$303K
|
|
|
Nov 06, 2025
Q3 2025
|
Mqs Management LLC
|
SELL
|
- |
-611- 16.01% |
$75K - $90.9K
|
3.21K
$537K
|
|
|
Nov 06, 2025
Q3 2025
|
Krilogy Financial LLC
|
BUY
|
- |
7.71KNew |
$945K - $1.15M
|
7.71K
$1.29M
|
|
|
Nov 06, 2025
Q3 2025
|
Leuthold Group, LLC
|
BUY
|
- |
23.5KNew |
$2.89M - $3.5M
|
23.5K
$3.94M
|
|
|
Nov 06, 2025
Q3 2025
|
Lsv Asset Management
Chicago, IL |
BUY
|
- |
54.9K+ 21.78% |
$6.73M - $8.17M
|
307K
$51.4M
|
|
|
Nov 06, 2025
Q3 2025
|
Savvy Advisors, Inc.
New York, NY |
BUY
|
- |
373+ 12.17% |
$45.8K - $55.5K
|
3.44K
$576K
|
|
|
Nov 06, 2025
Q3 2025
|
Cbiz Investment Advisory Services, LLC
|
BUY
|
- |
28+ 121.74% |
$3.44K - $4.17K
|
51
$8.55K
|
|
|
Nov 06, 2025
Q3 2025
|
Assetmark, Inc
|
BUY
|
- |
390+ 23.2% |
$47.8K - $58K
|
2.07K
$347K
|
|
|
Nov 06, 2025
Q3 2025
|
Metis Global Partners, LLC
|
SELL
|
- |
-323- 4.86% |
$39.6K - $48.1K
|
6.32K
$1.06M
|
|
|
Nov 06, 2025
Q3 2025
|
Atria Investments LLC
Charlotte, NC |
SELL
|
- |
-151- 7.78% |
$18.5K - $22.5K
|
1.79K
$300K
|
|
|
Nov 06, 2025
Q3 2025
|
Public Sector Pension Investment Board
Montreal, A8 |
BUY
|
- |
1.59K+ 14.17% |
$196K - $237K
|
12.8K
$2.15M
|
|
|
Nov 06, 2025
Q3 2025
|
Wedbush Securities Inc
|
BUY
|
- |
46+ 2.33% |
$5.64K - $6.85K
|
2.02K
$338K
|
|
|
Nov 06, 2025
Q3 2025
|
Illinois Municipal Retirement Fund
|
SELL
|
- |
-23.8K- 22.26% |
$2.92M - $3.54M
|
83.1K
$13.9M
|
|
|
Nov 06, 2025
Q3 2025
|
Missouri Trust & Investment CO
Springfield, MO |
BUY
|
- |
615+ 7.87% |
$75.4K - $91.5K
|
8.43K
$1.41M
|
|
|
Nov 06, 2025
Q3 2025
|
Ameritas Advisory Services, LLC
Lincoln, NE |
SELL
|
- |
-256- 42.04% |
$31.4K - $38.1K
|
353
$59.1K
|
|
|
Nov 06, 2025
Q3 2025
|
Mason & Associates Inc
|
BUY
|
- |
1.56KNew |
$192K - $233K
|
1.56K
$262K
|
|
|
Nov 06, 2025
Q3 2025
|
Abrdn PLC
|
SELL
|
- |
-17.9K- 11.41% |
$2.19M - $2.66M
|
139K
$23.3M
|
|
|
Nov 06, 2025
Q3 2025
|
High Tower Advisors, LLC
Chicago, IL |
BUY
|
- |
1.25K+ 14.03% |
$153K - $185K
|
10.1K
$1.69M
|
|
|
Nov 06, 2025
Q3 2025
|
Cidel Asset Management Inc
Toronto, Ontario, A6 |
BUY
|
- |
162+ 8.7% |
$19.9K - $24.1K
|
2.02K
$339K
|
|