Latest Institutional Sells of Generation Bio Co. (GBIO)
This list provides information on the latest institutional transactions involving Generation Bio Co. (GBIO) 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
|
State Street Corp
Boston, MA |
SELL
|
- |
-800K- 79.51% |
$256K - $360K
|
206K
$835K
|
|
|
Aug 08, 2025
Q2 2025
|
Geode Capital Management, LLC
Boston, MA |
SELL
|
- |
-610K- 55.06% |
$195K - $275K
|
498K
$2.02M
|
|
|
Aug 14, 2025
Q2 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
SELL
|
- |
-599K- 6.61% |
$192K - $270K
|
8.46M
$34.3M
|
|
|
Aug 14, 2025
Q2 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-415K- 32.26% |
$133K - $187K
|
872K
$3.53M
|
|
|
Aug 11, 2025
Q2 2025
|
Vanguard Group Inc
Valley Forge, PA |
SELL
|
- |
-321K- 12.27% |
$103K - $145K
|
2.3M
$9.31M
|
|
|
Aug 13, 2025
Q2 2025
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-237K- 64.02% |
$75.8K - $107K
|
133K
$539K
|
|
|
Aug 12, 2025
Q2 2025
|
Charles Schwab Investment Management Inc
San Francisco, CA |
SELL
|
- |
-120K- 33.55% |
$38.3K - $53.8K
|
237K
$959K
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
SELL
|
- |
-92.4K- 9.46% |
$29.6K - $41.6K
|
885K
$3.58M
|
|
|
Aug 13, 2025
Q2 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-49.7K- 81.22% |
$15.9K - $22.4K
|
11.5K
$46.5K
|
|
|
Aug 14, 2025
Q2 2025
|
Wells Fargo & Company
San Francisco, CA |
SELL
|
- |
-28.7K- 94.93% |
$9.17K - $12.9K
|
1.53K
$6.2K
|
|
|
Aug 14, 2025
Q2 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-25.3K- 28.45% |
$8.1K - $11.4K
|
63.7K
$258K
|
|
|
Aug 11, 2025
Q2 2025
|
Citigroup Inc
|
SELL
|
- |
-24.4K- 70.22% |
$7.82K - $11K
|
10.4K
$42K
|
|
|
Aug 14, 2025
Q2 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-22K- 2.03% |
$7.04K - $9.9K
|
1.06M
$4.31M
|
|
|
Aug 12, 2025
Q2 2025
|
Prudential Financial Inc
Newark, NJ |
SELL
|
- |
-13.5K- 37.88% |
$4.31K - $6.06K
|
22.1K
$89.5K
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-2.6K- 1.34% |
$832 - $1.17K
|
191K
$775K
|
|
|
Aug 14, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
SELL
|
- |
-2.23K- 42.53% |
$714 - $1K
|
3.02K
$12.2K
|
|
|
Jul 25, 2025
Q2 2025
|
Cwm, LLC
|
SELL
|
- |
-1.71K- 20.43% |
$546 - $768
|
6.65K
$26.9K
|
|
|
Aug 08, 2025
Q2 2025
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
SELL
|
- |
-1.54K- 85.8% |
$493 - $693
|
255
$1.03K
|
|
|
Aug 06, 2025
Q2 2025
|
Sterling Capital Management LLC
Charlotte, NC |
SELL
|
- |
-854- 30.47% |
$273 - $384
|
1.95K
$7.89K
|
|
|
Jul 31, 2025
Q2 2025
|
Nisa Investment Advisors, LLC
|
SELL
|
- |
-454- 27.07% |
$145 - $204
|
1.22K
$4.95K
|
|
| Q1 2025 | |||||||
|
May 08, 2025
Q1 2025
|
Jefferies Financial Group Inc.
New York, NY |
SELL
|
- |
-2.09M- 92.32% |
$835K - $2.4M
|
174K
$703K
|
|
|
May 13, 2025
Q1 2025
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-204K- 51.59% |
$81.8K - $235K
|
192K
$777K
|
|
|
May 15, 2025
Q1 2025
|
Bridgeway Capital Management, LLC
Houston, TX |
SELL
|
- |
-192K- 77.63% |
$76.6K - $220K
|
55.2K
$224K
|
|
|
May 15, 2025
Q1 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
SELL
|
- |
-130K- 41.58% |
$51.8K - $149K
|
182K
$737K
|
|
|
May 12, 2025
Q1 2025
|
Jpmorgan Chase & CO
New York, NY |
SELL
|
- |
-95.7K- 32.16% |
$38.3K - $110K
|
202K
$818K
|
|
|
May 15, 2025
Q1 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-60.9K- 6.48% |
$24.4K - $70K
|
879K
$3.56M
|
|
|
May 14, 2025
Q1 2025
|
Siren, L.L.C.
New York, NY |
SELL
|
- |
-13.8K- 0.46% |
$5.52K - $15.9K
|
2.97M
$12M
|
|
|
Apr 15, 2025
Q1 2025
|
Sg Americas Securities, LLC
|
SELL
|
- |
-8.89K- 32.8% |
$3.56K - $10.2K
|
18.2K
$73.7K
|
|
|
May 08, 2025
Q1 2025
|
Pro Share Advisors LLC
|
SELL
|
- |
-3.22K- 23.13% |
$1.29K - $3.71K
|
10.7K
$43.4K
|
|
|
May 13, 2025
Q1 2025
|
Russell Investments Group, Ltd.
|
SELL
|
- |
-3.11K- 53.52% |
$1.24K - $3.58K
|
2.7K
$10.9K
|
|
|
May 15, 2025
Q1 2025
|
Panagora Asset Management Inc
Boston, MA |
SELL
|
- |
-1.27K- 1.45% |
$508 - $1.46K
|
86.4K
$350K
|
|
|
May 15, 2025
Q1 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-1.11K- 0.77% |
$446 - $1.28K
|
144K
$583K
|
|
|
May 12, 2025
Q1 2025
|
Invesco Ltd.
Atlanta, GA |
SELL
|
- |
-826- 5.75% |
$330 - $950
|
13.5K
$54.8K
|
|
|
May 13, 2025
Q1 2025
|
Ever Source Wealth Advisors, LLC
|
SELL
|
- |
-48- 64.0% |
$19.2 - $55.2
|
27
$109
|
|
| Q4 2024 | |||||||
|
Feb 14, 2025
Q4 2024
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-143K- 29.34% |
$146K - $359K
|
345K
$1.4M
|
|
|
Jun 06, 2025
Q4 2024
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
SELL
|
- |
-15.4K- 99.31% |
$15.7K - $38.5K
|
107
$433
|
|
|
Feb 10, 2025
Q4 2024
|
Connor, Clark & Lunn Investment Management Ltd.
|
SELL
|
- |
-10.2K- 13.78% |
$10.4K - $25.5K
|
63.6K
$257K
|
|
|
Feb 14, 2025
Q4 2024
|
Voya Investment Management LLC
Atlanta, GA |
SELL
|
- |
-5.51K- 32.03% |
$5.62K - $13.8K
|
11.7K
$47.3K
|
|
|
Feb 18, 2025
Q4 2024
|
Public Employees Retirement System Of Ohio
Columbus, OH |
SELL
|
- |
-2.11K- 37.35% |
$2.15K - $5.29K
|
3.53K
$14.3K
|
|
| Q3 2024 | |||||||
|
Nov 06, 2024
Q3 2024
|
Cornercap Investment Counsel Inc
Atlanta, GA |
SELL
|
- |
-28.4K- 49.51% |
$61.4K - $99.8K
|
29K
$117K
|
|
|
Nov 13, 2024
Q3 2024
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-24.1K- 84.84% |
$52K - $84.6K
|
4.3K
$17.4K
|
|
|
Nov 14, 2024
Q3 2024
|
Ameriprise Financial Inc
Minneapolis, MN |
SELL
|
- |
-3.5K- 19.69% |
$7.56K - $12.3K
|
14.3K
$57.8K
|
|
|
Nov 12, 2024
Q3 2024
|
American Century Companies Inc
Kansas City, MO |
SELL
|
- |
-470- 1.48% |
$1.02K - $1.65K
|
31.3K
$127K
|
|
|
Oct 04, 2024
Q3 2024
|
Gamma Investing LLC
Foster City, CA |
SELL
|
- |
-29- 36.71% |
$62.6 - $102
|
50
$203
|
|
|
Oct 24, 2024
Q3 2024
|
Capital Advisors, Ltd. LLC
|
SELL
|
- |
-9- 23.68% |
$19.4 - $31.6
|
29
$117
|
|
| Q2 2024 | |||||||
|
Aug 14, 2024
Q2 2024
|
Pfm Health Sciences, LP
San Francisco, CA |
SELL
|
- |
-835K- 51.44% |
$2.2M - $3.63M
|
788K
$3.19M
|
|
|
Jul 25, 2024
Q2 2024
|
Simplex Trading, LLC
|
SELL
|
- |
-24.9K- 99.31% |
$65.8K - $108K
|
172
$697
|
|
|
Aug 14, 2024
Q2 2024
|
California State Teachers Retirement System
West Sacramento, CA |
SELL
|
- |
-968- 21.26% |
$2.56K - $4.21K
|
3.59K
$14.5K
|
|
| Q1 2024 | |||||||
|
May 03, 2024
Q1 2024
|
Gsa Capital Partners LLP
London, X0 |
SELL
|
- |
-65.8K- 50.61% |
$114K - $268K
|
64.2K
$260K
|
|
|
May 13, 2024
Q1 2024
|
Nuveen Asset Management, LLC
Chicago, IL |
SELL
|
- |
-59.7K- 26.07% |
$103K - $243K
|
169K
$686K
|
|