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
|
Syon Capital LLC
San Francisco, CA |
SELL
|
- |
-794- 26.07% |
$90K - $108K
|
2.25K
$323K
|
|
|
Jul 09, 2025
Q2 2025
|
Gateway Investment Advisers LLC
|
SELL
|
- |
-784- 1.9% |
$88.9K - $106K
|
40.5K
$5.81M
|
|
|
Aug 11, 2025
Q2 2025
|
Raiffeisen Bank International Ag
Vienna, C4 |
SELL
|
- |
-749- 47.68% |
$84.9K - $101K
|
822
$118K
|
|
|
Aug 07, 2025
Q2 2025
|
Commerce Bank
Kansas City, MO |
SELL
|
- |
-727- 10.44% |
$82.4K - $98.5K
|
6.24K
$895K
|
|
|
Jul 16, 2025
Q2 2025
|
Uncommon Cents Investing LLC
|
SELL
|
- |
-716- 20.72% |
$81.2K - $97K
|
2.74K
$393K
|
|
|
Jul 30, 2025
Q2 2025
|
Forum Financial Management, LP
Lombard, IL |
SELL
|
- |
-693- 19.58% |
$78.6K - $93.9K
|
2.85K
$409K
|
|
|
Aug 13, 2025
Q2 2025
|
Edgestream Partners, L.P.
Princeton, NJ |
SELL
|
- |
-686- 4.07% |
$77.8K - $92.9K
|
16.2K
$2.32M
|
|
|
Aug 13, 2025
Q2 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-677- 1.78% |
$76.8K - $91.7K
|
37.3K
$5.36M
|
|
|
Jul 08, 2025
Q2 2025
|
Quintet Private Bank (Europe) S.A.
Luxembourg, N4 |
SELL
|
- |
-672- 72.49% |
$76.2K - $91K
|
255
$36.6K
|
|
|
Aug 12, 2025
Q2 2025
|
Advisors Asset Management, Inc.
Monument, CO |
SELL
|
- |
-671- 10.51% |
$76.1K - $90.9K
|
5.71K
$820K
|
|
|
Jul 16, 2025
Q2 2025
|
State Of Alaska, Department Of Revenue
|
SELL
|
- |
-660- 3.35% |
$74.8K - $89.4K
|
19.1K
$2.74M
|
|
|
Sep 04, 2025
Q2 2025
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
SELL
|
- |
-625- 6.68% |
$70.9K - $84.7K
|
8.74K
$1.25M
|
|
|
Aug 20, 2025
Q2 2025
|
Kentucky Retirement Systems
Frankfort, KY |
SELL
|
- |
-612- 6.15% |
$69.4K - $82.9K
|
9.33K
$1.34M
|
|
|
Aug 14, 2025
Q2 2025
|
Federation Des Caisses Desjardins Du Quebec
Levis, A8 |
SELL
|
- |
-599- 5.58% |
$67.9K - $81.2K
|
10.1K
$1.46M
|
|
|
Aug 11, 2025
Q2 2025
|
Qsemble Capital Management, LP
New York, NY |
SELL
|
- |
-558- 3.86% |
$63.3K - $75.6K
|
13.9K
$2M
|
|
|
Aug 28, 2025
Q2 2025
|
Lavaca Capital LLC
Houston, TX |
SELL
|
- |
-553- 55.3% |
$62.7K - $74.9K
|
447
$64.2K
|
|
|
Jul 23, 2025
Q2 2025
|
Richwood Investment Advisors, LLC
|
SELL
|
- |
-535- 19.22% |
$60.7K - $72.5K
|
2.25K
$323K
|
|
|
Aug 14, 2025
Q2 2025
|
Investment Management Corp Of Ontario
Toronto, Z4 |
SELL
|
- |
-500- 7.6% |
$56.7K - $67.7K
|
6.08K
$873K
|
|
|
Aug 08, 2025
Q2 2025
|
Cornerstone Advisors, LLC
Asheville, NC |
SELL
|
- |
-500- 13.89% |
$56.7K - $67.7K
|
3.1K
$445K
|
|
|
Aug 14, 2025
Q2 2025
|
Sectoral Asset Management Inc
Montreal, A8 |
SELL
|
- |
-480- 16.81% |
$54.4K - $65K
|
2.38K
$341K
|
|
|
Jul 30, 2025
Q2 2025
|
Deka Bank Deutsche Girozentrale
|
SELL
|
- |
-477- 0.44% |
$54.1K - $64.6K
|
109K
$15.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Humankind Investments LLC
|
SELL
|
- |
-458- 13.1% |
$51.9K - $62.1K
|
3.04K
$436K
|
|
|
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
|
Mbb Public Markets I LLC
Chicago, IL |
SELL
|
- |
-421- 19.58% |
$47.7K - $57K
|
1.73K
$248K
|
|
|
Aug 07, 2025
Q2 2025
|
Csm Advisors, LLC
Pittsburgh, PA |
SELL
|
- |
-400- 1.44% |
$45.4K - $54.2K
|
27.5K
$3.94M
|
|
|
Jul 31, 2025
Q2 2025
|
Cambridge Investment Research Advisors, Inc.
|
SELL
|
- |
-396- 10.34% |
$44.9K - $53.7K
|
3.43K
$493K
|
|
|
Jul 10, 2025
Q2 2025
|
Grove Bank & Trust
|
SELL
|
- |
-393- 88.51% |
$44.6K - $53.2K
|
51
$7.32K
|
|
|
Aug 12, 2025
Q2 2025
|
Edmond De Rothschild Holding S.A.
Chambesy, V8 |
SELL
|
- |
-390- 0.65% |
$44.2K - $52.8K
|
59.7K
$8.57M
|
|
|
Aug 13, 2025
Q2 2025
|
Lansforsakringar Fondforvaltning Ab (Publ)
Stockholm, V7 |
SELL
|
- |
-385- 0.8% |
$43.7K - $52.2K
|
47.7K
$6.86M
|
|
|
Jul 16, 2025
Q2 2025
|
Crowley Wealth Management, Inc.
Wilmington, DE |
SELL
|
- |
-385- 7.27% |
$43.7K - $52.2K
|
4.91K
$705K
|
|
|
Aug 05, 2025
Q2 2025
|
Huntington National Bank
Columbus, OH |
SELL
|
- |
-383- 15.74% |
$43.4K - $51.9K
|
2.05K
$294K
|
|
|
Aug 19, 2025
Q2 2025
|
National Asset Management, Inc.
Boca Raton, FL |
SELL
|
- |
-352- 15.02% |
$39.9K - $47.7K
|
1.99K
$286K
|
|
|
Aug 04, 2025
Q2 2025
|
Arkadios Wealth Advisors
|
SELL
|
- |
-351- 10.47% |
$39.8K - $47.6K
|
3K
$431K
|
|
|
Jul 17, 2025
Q2 2025
|
Alpine Bank Wealth Management
Grand Junction, CO |
SELL
|
- |
-350- 39.11% |
$39.7K - $47.4K
|
545
$78.3K
|
|
|
Aug 19, 2025
Q2 2025
|
Advisory Services Network, LLC
|
SELL
|
- |
-344- 16.63% |
$39K - $46.6K
|
1.72K
$248K
|
|
|
Jul 29, 2025
Q2 2025
|
Stratos Wealth Partners, Ltd.
|
SELL
|
- |
-340- 15.21% |
$38.5K - $46.1K
|
1.9K
$272K
|
|
|
Aug 14, 2025
Q2 2025
|
Rafferty Asset Management, LLC
New York, NY |
SELL
|
- |
-335- 0.19% |
$38K - $45.4K
|
180K
$25.9M
|
|
|
Aug 06, 2025
Q2 2025
|
North Capital, Inc.
Salt Lake City, UT |
SELL
|
- |
-322- 73.52% |
$36.5K - $43.6K
|
116
$16.7K
|
|
|
Aug 11, 2025
Q2 2025
|
Private Advisor Group, LLC
|
SELL
|
- |
-318- 6.98% |
$36.1K - $43.1K
|
4.24K
$609K
|
|
|
Aug 28, 2025
Q2 2025
|
China Universal Asset Management Co., Ltd.
Shanghai, F4 |
SELL
|
- |
-303- 0.92% |
$34.4K - $41.1K
|
32.8K
$4.7M
|
|
|
Jul 17, 2025
Q2 2025
|
First County Bank /Ct/
Stamford, CT |
SELL
|
- |
-295- 6.18% |
$33.4K - $40K
|
4.48K
$643K
|
|
|
Aug 20, 2025
Q2 2025
|
Kentucky Retirement Systems Insurance Trust Fund
Frankfort, KY |
SELL
|
- |
-275- 6.49% |
$31.2K - $37.3K
|
3.96K
$569K
|
|
|
Jul 29, 2025
Q2 2025
|
Mutual Of America Capital Management LLC
New York, NY |
SELL
|
- |
-224- 1.31% |
$25.4K - $30.3K
|
16.8K
$2.42M
|
|
|
Aug 05, 2025
Q2 2025
|
Cornercap Investment Counsel Inc
Atlanta, GA |
SELL
|
- |
-217- 2.68% |
$24.6K - $29.4K
|
7.89K
$1.13M
|
|
|
Jul 23, 2025
Q2 2025
|
Louisiana State Employees Retirement System
|
SELL
|
- |
-200- 1.08% |
$22.7K - $27.1K
|
18.4K
$2.64M
|
|
|
Aug 12, 2025
Q2 2025
|
Flputnam Investment Management CO
Portland, ME |
SELL
|
- |
-190- 9.13% |
$21.5K - $25.7K
|
1.89K
$271K
|
|
|
Aug 13, 2025
Q2 2025
|
Panagora Asset Management Inc
Boston, MA |
SELL
|
- |
-187- 5.63% |
$21.2K - $25.3K
|
3.13K
$450K
|
|
|
Aug 13, 2025
Q2 2025
|
Ostrum Asset Management
Paris, I0 |
SELL
|
- |
-183- 1.24% |
$20.7K - $24.8K
|
14.5K
$2.09M
|
|
|
Aug 13, 2025
Q2 2025
|
Fiduciary Trust CO
Boston, MA |
SELL
|
- |
-181- 6.17% |
$20.5K - $24.5K
|
2.75K
$395K
|
|
|
Jul 11, 2025
Q2 2025
|
Farther Finance Advisors, LLC
San Francisco, CA |
SELL
|
- |
-172- 15.26% |
$19.5K - $23.3K
|
955
$137K
|