Latest Institutional Sells of Biogen Inc. (BIIB)
This list provides information on the latest institutional transactions involving Biogen Inc. (BIIB) stock that were sells. 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 sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Jane Street Group, LLC
New York, NY |
SELL
|
- |
-4.21K- 11.31% |
$478K - $571K
|
33K
$4.74M
|
|
|
Aug 14, 2025
Q2 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-4.04K- 0.29% |
$458K - $547K
|
1.36M
$196M
|
|
|
Aug 06, 2025
Q2 2025
|
Metis Global Partners, LLC
|
SELL
|
- |
-4.01K- 37.6% |
$454K - $543K
|
6.65K
$955K
|
|
|
Jul 28, 2025
Q2 2025
|
Twin Tree Management, LP
Dallas, TX |
SELL
|
PUT |
-3.8K- 36.19% |
$431K - $515K
|
6.7K
$962K
|
|
|
Aug 14, 2025
Q2 2025
|
Macquarie Group LTD
Australia, C3 |
SELL
|
- |
-3.78K- 6.4% |
$429K - $512K
|
55.3K
$7.94M
|
|
|
Aug 14, 2025
Q2 2025
|
Capstone Investment Advisors, LLC
New York, NY |
SELL
|
PUT |
-3.6K- 28.57% |
$408K - $488K
|
9K
$1.29M
|
|
|
Jul 25, 2025
Q2 2025
|
Allspring Global Investments Holdings, LLC
|
SELL
|
- |
-3.59K- 33.04% |
$407K - $486K
|
7.27K
$1.04M
|
|
|
Aug 13, 2025
Q2 2025
|
Shelton Capital Management
Denver, CO |
SELL
|
- |
-3.54K- 16.94% |
$401K - $480K
|
17.4K
$2.49M
|
|
|
Aug 06, 2025
Q2 2025
|
Savant Capital, LLC
|
SELL
|
- |
-3.35K- 14.07% |
$380K - $454K
|
20.4K
$2.94M
|
|
|
Aug 15, 2025
Q2 2025
|
Auxier Asset Management
Aurora, OR |
SELL
|
- |
-3.32K- 24.47% |
$376K - $449K
|
10.2K
$1.47M
|
|
|
Jul 15, 2025
Q2 2025
|
Beacon Investment Advisory Services, Inc.
|
SELL
|
- |
-3.15K- 19.59% |
$357K - $427K
|
12.9K
$1.86M
|
|
|
Aug 08, 2025
Q2 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
SELL
|
- |
-2.97K- 39.62% |
$337K - $403K
|
4.53K
$651K
|
|
|
Jul 25, 2025
Q2 2025
|
Yousif Capital Management, LLC
|
SELL
|
- |
-2.96K- 13.02% |
$335K - $401K
|
19.8K
$2.84M
|
|
|
Aug 11, 2025
Q2 2025
|
High Tower Advisors, LLC
Chicago, IL |
SELL
|
- |
-2.83K- 24.16% |
$320K - $383K
|
8.87K
$1.27M
|
|
|
Aug 14, 2025
Q2 2025
|
Janus Henderson Group PLC
London, X0 |
SELL
|
- |
-2.57K- 12.33% |
$291K - $348K
|
18.3K
$2.62M
|
|
|
Aug 14, 2025
Q2 2025
|
Royal London Asset Management LTD
United Kingdom, X0 |
SELL
|
- |
-2.49K- 3.55% |
$283K - $338K
|
67.7K
$9.73M
|
|
|
Jul 23, 2025
Q2 2025
|
Vontobel Holding Ltd.
|
SELL
|
- |
-2.49K- 15.63% |
$282K - $338K
|
13.4K
$1.93M
|
|
|
Aug 14, 2025
Q2 2025
|
Nissay Asset Management Corp
Tokyo, M0 |
SELL
|
- |
-2.39K- 5.05% |
$271K - $323K
|
44.8K
$6.44M
|
|
|
Aug 18, 2025
Q2 2025
|
Nomura Holdings Inc
Tokyo, M0 |
SELL
|
- |
-2.34K- 1.9% |
$265K - $316K
|
121K
$17.3M
|
|
|
Aug 08, 2025
Q2 2025
|
Impax Asset Management Group PLC
|
SELL
|
- |
-2.32K- 6.47% |
$263K - $314K
|
33.5K
$4.81M
|
|
|
Aug 12, 2025
Q2 2025
|
J. L. Bainbridge & Co., Inc.
|
SELL
|
- |
-2.18K- 1.75% |
$247K - $295K
|
122K
$17.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Cibc Asset Management Inc
Toronto, A6 |
SELL
|
- |
-2.17K- 4.59% |
$246K - $294K
|
45.1K
$6.47M
|
|
|
Jul 31, 2025
Q2 2025
|
Sumitomo Mitsui Trust Holdings, Inc.
|
SELL
|
- |
-2.13K- 0.51% |
$241K - $289K
|
415K
$59.6M
|
|
|
Aug 05, 2025
Q2 2025
|
I A Global Asset Management Inc.
Quebec, A8 |
SELL
|
- |
-2.12K- 11.55% |
$240K - $287K
|
16.2K
$2.33M
|
|
|
Aug 14, 2025
Q2 2025
|
Hillman Capital Management, Inc.
Bethesda, MD |
SELL
|
- |
-2.05K- 4.66% |
$233K - $278K
|
42K
$6.03M
|
|
|
Jul 31, 2025
Q2 2025
|
Oppenheimer & CO Inc
New York, NY |
SELL
|
- |
-2.03K- 47.23% |
$230K - $275K
|
2.26K
$325K
|
|
|
Jul 22, 2025
Q2 2025
|
Merit Financial Group, LLC
|
SELL
|
- |
-2.01K- 22.3% |
$227K - $272K
|
6.99K
$1M
|
|
|
Jul 16, 2025
Q2 2025
|
Guardian Investment Management
|
SELL
|
- |
-2K- 27.4% |
$227K - $271K
|
5.3K
$761K
|
|
|
Aug 14, 2025
Q2 2025
|
Headlands Technologies LLC
Chicago, IL |
SELL
|
- |
-1.98K- 7.99% |
$224K - $268K
|
22.8K
$3.27M
|
|
|
Aug 14, 2025
Q2 2025
|
Synovus Financial Corp
Columbus, GA |
SELL
|
- |
-1.96K- 10.95% |
$223K - $266K
|
16K
$2.29M
|
|
|
Jul 10, 2025
Q2 2025
|
North Crest Asset Manangement, LLC
|
SELL
|
- |
-1.86K- 5.39% |
$211K - $252K
|
32.7K
$4.69M
|
|
|
Aug 14, 2025
Q2 2025
|
Vident Advisory, LLC
Alpharetta, GA |
SELL
|
- |
-1.77K- 25.86% |
$200K - $239K
|
5.06K
$727K
|
|
|
Aug 13, 2025
Q2 2025
|
Ossiam
Paris, I0 |
SELL
|
- |
-1.69K- 3.25% |
$192K - $230K
|
50.5K
$7.25M
|
|
|
Aug 12, 2025
Q2 2025
|
Ci Investments Inc.
Toronto, A6 |
SELL
|
- |
-1.64K- 24.82% |
$186K - $222K
|
4.97K
$714K
|
|
|
Aug 11, 2025
Q2 2025
|
Td Waterhouse Canada Inc.
Toronto, A6 |
SELL
|
- |
-1.52K- 65.05% |
$172K - $206K
|
816
$117K
|
|
|
Aug 14, 2025
Q2 2025
|
Investment House LLC
Las Vegas, NV |
SELL
|
- |
-1.49K- 46.26% |
$169K - $202K
|
1.73K
$248K
|
|
|
Jul 21, 2025
Q2 2025
|
111 Capital
Paris, I0 |
SELL
|
- |
-1.35K- 24.07% |
$153K - $183K
|
4.27K
$613K
|
|
|
Aug 13, 2025
Q2 2025
|
Victory Capital Management Inc
|
SELL
|
- |
-1.32K- 1.06% |
$150K - $179K
|
123K
$17.7M
|
|
|
Aug 12, 2025
Q2 2025
|
Bokf, Na
Tulsa, OK |
SELL
|
- |
-1.25K- 5.52% |
$142K - $169K
|
21.4K
$3.07M
|
|
|
Aug 14, 2025
Q2 2025
|
Great Valley Advisor Group, Inc.
|
SELL
|
- |
-1.22K- 36.92% |
$138K - $165K
|
2.08K
$298K
|
|
|
Aug 14, 2025
Q2 2025
|
Evergreen Capital Management LLC
Bellevue, WA |
SELL
|
- |
-1.11K- 36.49% |
$126K - $150K
|
1.93K
$277K
|
|
|
Aug 12, 2025
Q2 2025
|
Tocqueville Asset Management L.P.
New York, NY |
SELL
|
- |
-1.09K- 16.36% |
$124K - $148K
|
5.59K
$802K
|
|
|
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
|
Quarry LP
New York, NY |
SELL
|
- |
-1.07K- 28.6% |
$122K - $146K
|
2.68K
$385K
|
|
|
Jul 09, 2025
Q2 2025
|
Pallas Capital Advisors LLC
Braintree, MA |
SELL
|
- |
-980- 7.34% |
$111K - $133K
|
12.4K
$1.78M
|
|
|
Aug 05, 2025
Q2 2025
|
Claro Advisors LLC
Boston, MA |
SELL
|
- |
-975- 33.89% |
$111K - $132K
|
1.9K
$273K
|
|
|
Aug 13, 2025
Q2 2025
|
Comerica Bank
|
SELL
|
- |
-964- 4.37% |
$109K - $131K
|
21.1K
$3.03M
|
|
|
Aug 14, 2025
Q2 2025
|
Harvest Fund Management Co., LTD
Beijing, F4 |
SELL
|
- |
-927- 10.03% |
$105K - $126K
|
8.32K
$1.19M
|
|
|
Aug 14, 2025
Q2 2025
|
Sig Brokerage, LP
Bala Cynwyd, PA |
SELL
|
- |
-846- 20.02% |
$95.9K - $115K
|
3.38K
$485K
|
|
|
Aug 06, 2025
Q2 2025
|
Sprucegrove Investment Management LTD
Toronto, A6 |
SELL
|
- |
-800- 5.67% |
$90.7K - $108K
|
13.3K
$1.91M
|