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 |
|---|---|---|---|---|---|---|---|
|
Jul 28, 2025
Q2 2025
|
Td Asset Management Inc
|
SELL
|
- |
-141K- 49.7% |
$16M - $19.2M
|
143K
$20.5M
|
|
|
Jul 28, 2025
Q2 2025
|
Ritholtz Wealth Management
|
BUY
|
- |
6.08KNew |
$689K - $823K
|
6.08K
$873K
|
|
|
Jul 28, 2025
Q2 2025
|
Harbour Investments, Inc.
Madison, WI |
BUY
|
- |
6+ 3.08% |
$680 - $813
|
201
$28.9K
|
|
|
Jul 28, 2025
Q2 2025
|
Twin Tree Management, LP
Dallas, TX |
SELL
|
PUT |
-3.8K- 36.19% |
$431K - $515K
|
6.7K
$962K
|
|
|
Jul 28, 2025
Q2 2025
|
Mutual Advisors, LLC
Casper, WY |
BUY
|
- |
1.78KNew |
$202K - $241K
|
1.78K
$256K
|
|
|
Jul 28, 2025
Q2 2025
|
Generali Asset Management Spa Sgr
Trieste, L6 |
BUY
|
- |
2.52K+ 6.43% |
$285K - $341K
|
41.7K
$5.99M
|
|
|
Jul 28, 2025
Q2 2025
|
New York State Teachers Retirement System
|
BUY
|
- |
2.97K+ 2.76% |
$337K - $403K
|
111K
$15.9M
|
|
|
Jul 28, 2025
Q2 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
SELL
|
- |
-141K- 21.07% |
$16M - $19.1M
|
527K
$75.7M
|
|
|
Jul 25, 2025
Q2 2025
|
Vanguard Personalized Indexing Management, LLC
Oakland, CA |
BUY
|
- |
13.2K+ 60.94% |
$1.5M - $1.79M
|
34.9K
$5.02M
|
|
|
Jul 25, 2025
Q2 2025
|
Ofi Invest Asset Management
Paris, I0 |
BUY
|
- |
283+ 60.6% |
$32.1K - $38.3K
|
750
$108K
|
|
|
Jul 25, 2025
Q2 2025
|
Cwm, LLC
|
BUY
|
- |
6.64K+ 23.59% |
$753K - $900K
|
34.8K
$4.99M
|
|
|
Jul 25, 2025
Q2 2025
|
Allspring Global Investments Holdings, LLC
|
SELL
|
- |
-3.59K- 33.04% |
$407K - $486K
|
7.27K
$1.04M
|
|
|
Jul 25, 2025
Q2 2025
|
Hazlett, Burt & Watson, Inc.
|
BUY
|
- |
10New |
$1.13K - $1.35K
|
10
$1.44K
|
|
|
Jul 25, 2025
Q2 2025
|
Stephens Consulting, LLC
Flint, MI |
BUY
|
- |
4New |
$454 - $542
|
4
$574
|
|
|
Jul 25, 2025
Q2 2025
|
Yousif Capital Management, LLC
|
SELL
|
- |
-2.96K- 13.02% |
$335K - $401K
|
19.8K
$2.84M
|
|
|
Jul 25, 2025
Q2 2025
|
Concord Wealth Partners
|
BUY
|
- |
114+ 100.0% |
$12.9K - $15.4K
|
228
$32.7K
|
|
|
Jul 25, 2025
Q2 2025
|
North Rock Partners, LLC
|
BUY
|
- |
3.12KNew |
$353K - $422K
|
3.12K
$447K
|
|
|
Jul 25, 2025
Q2 2025
|
Verdence Capital Advisors LLC
Hunt Valley, MD |
BUY
|
- |
3+ 0.18% |
$340 - $406
|
1.63K
$234K
|
|
|
Jul 24, 2025
Q2 2025
|
Blair William & CO
Chicago, IL |
BUY
|
- |
1.56K+ 11.75% |
$177K - $211K
|
14.8K
$2.13M
|
|
|
Jul 24, 2025
Q2 2025
|
Court Place Advisors, LLC
Ellicott City, MD |
SELL
|
- |
-130- 2.97% |
$14.7K - $17.6K
|
4.24K
$609K
|
|
|
Jul 24, 2025
Q2 2025
|
Callan Family Office, LLC
Radnor, PA |
BUY
|
- |
2.45KNew |
$278K - $332K
|
2.45K
$352K
|
|
|
Jul 24, 2025
Q2 2025
|
Gfg Capital, LLC
|
BUY
|
- |
16New |
$1.81K - $2.17K
|
16
$2.3K
|
|
|
Jul 24, 2025
Q2 2025
|
Capital Advisors, Ltd. LLC
|
SELL
|
- |
-68- 27.42% |
$7.71K - $9.21K
|
180
$25.8K
|
|
|
Jul 24, 2025
Q2 2025
|
Ifp Advisors, Inc
|
BUY
|
- |
220+ 25.43% |
$24.9K - $29.8K
|
1.09K
$156K
|
|
|
Jul 24, 2025
Q2 2025
|
Horizon Bancorp Inc /In/
Michigan City, IN |
BUY
|
- |
9+ 1.44% |
$1.02K - $1.22K
|
636
$91.3K
|
|
|
Jul 24, 2025
Q2 2025
|
Ronald Blue Trust, Inc.
Brentwood, TN |
BUY
|
- |
522+ 89.23% |
$59.2K - $70.7K
|
1.11K
$159K
|
|
|
Jul 24, 2025
Q2 2025
|
Abrdn PLC
|
BUY
|
- |
9.94K+ 6.77% |
$1.13M - $1.35M
|
157K
$22.5M
|
|
|
Jul 24, 2025
Q2 2025
|
Strengthening Families & Communities, LLC
|
BUY
|
- |
100New |
$11.3K - $13.5K
|
100
$14.4K
|
|
|
Jul 24, 2025
Q2 2025
|
Jfs Wealth Advisors, LLC
|
BUY
|
- |
2+ 66.67% |
$227 - $271
|
5
$718
|
|
|
Jul 24, 2025
Q2 2025
|
Trust CO Of Toledo Na
Holland, OH |
SELL
|
- |
-39- 1.72% |
$4.42K - $5.28K
|
2.23K
$320K
|
|
|
Jul 24, 2025
Q2 2025
|
Hemington Wealth Management
|
SELL
|
- |
-25- 35.71% |
$2.83K - $3.39K
|
45
$6.46K
|
|
|
Jul 23, 2025
Q2 2025
|
Richwood Investment Advisors, LLC
|
SELL
|
- |
-535- 19.22% |
$60.7K - $72.5K
|
2.25K
$323K
|
|
|
Jul 23, 2025
Q2 2025
|
Klp Kapitalforvaltning As
Oslo, Q8 |
BUY
|
- |
10.5K+ 6.73% |
$1.19M - $1.42M
|
167K
$23.9M
|
|
|
Jul 23, 2025
Q2 2025
|
Rmg Wealth Management LLC
Platteville, WI |
BUY
|
- |
80New |
$9.07K - $10.8K
|
80
$11.5K
|
|
|
Jul 23, 2025
Q2 2025
|
Shell Asset Management CO
The Hague, P7 |
BUY
|
- |
4.49K+ 113.56% |
$509K - $608K
|
8.44K
$1.21M
|
|
|
Jul 23, 2025
Q2 2025
|
Sachetta, LLC
Lynnfield, MA |
BUY
|
- |
42+ 150.0% |
$4.76K - $5.69K
|
70
$10.1K
|
|
|
Jul 23, 2025
Q2 2025
|
Louisiana State Employees Retirement System
|
SELL
|
- |
-200- 1.08% |
$22.7K - $27.1K
|
18.4K
$2.64M
|
|
|
Jul 23, 2025
Q2 2025
|
Sax Wealth Advisors, LLC
Parsippany, NJ |
BUY
|
- |
1.08K+ 48.78% |
$122K - $146K
|
3.29K
$472K
|
|
|
Jul 23, 2025
Q2 2025
|
Nbt Bank N A
|
BUY
|
- |
35+ 14.06% |
$3.97K - $4.74K
|
284
$40.8K
|
|
|
Jul 23, 2025
Q2 2025
|
Vontobel Holding Ltd.
|
SELL
|
- |
-2.49K- 15.63% |
$282K - $338K
|
13.4K
$1.93M
|
|
|
Jul 23, 2025
Q2 2025
|
Vontobel Holding Ltd.
|
BUY
|
CALL |
25.3KNew |
$2.87M - $3.43M
|
25.3K
$3.63M
|
|
|
Jul 23, 2025
Q2 2025
|
Optas, LLC
|
BUY
|
- |
1.59KNew |
$181K - $216K
|
1.59K
$229K
|
|
|
Jul 23, 2025
Q2 2025
|
Massachusetts Wealth Management
North Andover, MA |
BUY
|
- |
115+ 4.17% |
$13K - $15.6K
|
2.87K
$413K
|
|
|
Jul 23, 2025
Q2 2025
|
Dohj, LLC
Seattle, WA |
BUY
|
- |
261+ 3.04% |
$29.6K - $35.4K
|
8.85K
$1.27M
|
|
|
Jul 23, 2025
Q2 2025
|
Us Bancorp \De\
|
SELL
|
- |
-8.84K- 34.06% |
$1M - $1.2M
|
17.1K
$2.46M
|
|
|
Jul 23, 2025
Q2 2025
|
Leo Wealth, LLC
Hurst, TX |
BUY
|
- |
288+ 1.61% |
$32.7K - $39K
|
18.1K
$2.6M
|
|
|
Jul 22, 2025
Q2 2025
|
Uni Super Management Pty LTD
Melbourne, Victoria, C3 |
BUY
|
- |
742+ 4.2% |
$84.1K - $101K
|
18.4K
$2.64M
|
|
|
Jul 22, 2025
Q2 2025
|
Hfm Investment Advisors, LLC
Glassboro, NJ |
BUY
|
- |
1+ 100.0% |
$113 - $135
|
2
$287
|
|
|
Jul 22, 2025
Q2 2025
|
Miracle Mile Advisors, LLC
|
BUY
|
- |
9.59KNew |
$1.09M - $1.3M
|
9.59K
$1.38M
|
|
|
Jul 22, 2025
Q2 2025
|
Bay Harbor Wealth Management, LLC
|
BUY
|
- |
1New |
$113 - $135
|
1
$144
|