Latest Institutional Transactions on Generation Bio Co. (GBIO)
This table provides information on the latest institutional transactions involving Generation Bio Co. (GBIO) 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 |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
413+ 0.39% |
$132 - $186
|
106K
$429K
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
157K+ 170.22% |
$50.2K - $70.7K
|
249K
$1.01M
|
|
|
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
|
Militia Capital Partners, LP
Las Vegas, NV |
BUY
|
- |
542KNew |
$174K - $244K
|
542K
$2.2M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Securities, LLC
New York, NY |
BUY
|
- |
32.7KNew |
$10.5K - $14.7K
|
32.7K
$132K
|
|
|
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
|
Squarepoint Ops LLC
New York, NY |
BUY
|
- |
79K+ 17.97% |
$25.3K - $35.5K
|
518K
$2.1M
|
|
|
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
|
Ubs Group Ag
|
SELL
|
- |
-92.4K- 9.46% |
$29.6K - $41.6K
|
885K
$3.58M
|
|
|
Aug 14, 2025
Q2 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
- |
55.6KNew |
$17.8K - $25K
|
55.6K
$225K
|
|
|
Aug 14, 2025
Q2 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-800K- 79.51% |
$256K - $360K
|
206K
$835K
|
|
|
Aug 14, 2025
Q2 2025
|
Yiheng Capital Management, L.P.
San Francisco, CA |
BUY
|
- |
864K+ 450.97% |
$276K - $389K
|
1.06M
$4.27M
|
|
|
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 14, 2025
Q2 2025
|
Raymond James Financial Inc
St. Petersburg, FL |
BUY
|
- |
600New |
$192 - $270
|
600
$2.43K
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 (Difc) LTD
Dubai, C0 |
BUY
|
- |
1.45KNew |
$463 - $651
|
1.45K
$5.86K
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
BUY
|
- |
35KNew |
$11.2K - $15.7K
|
35K
$142K
|
|
|
Aug 14, 2025
Q2 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
- |
1.06MNew |
$340K - $478K
|
1.06M
$4.3M
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
CALL |
45.2K+ 64.2% |
$14.5K - $20.3K
|
116K
$468K
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
70.8K+ 58.35% |
$22.7K - $31.9K
|
192K
$778K
|
|
|
Aug 14, 2025
Q2 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-25.3K- 28.45% |
$8.1K - $11.4K
|
63.7K
$258K
|
|
|
Aug 14, 2025
Q2 2025
|
Mariner, LLC
Overland Park, KS |
BUY
|
- |
12.3KNew |
$3.93K - $5.53K
|
12.3K
$49.8K
|
|
|
Aug 14, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
SELL
|
- |
-2.23K- 42.53% |
$714 - $1K
|
3.02K
$12.2K
|
|
|
Aug 14, 2025
Q2 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-415K- 32.26% |
$133K - $187K
|
872K
$3.53M
|
|
|
Aug 13, 2025
Q2 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-49.7K- 81.22% |
$15.9K - $22.4K
|
11.5K
$46.5K
|
|
|
Aug 13, 2025
Q2 2025
|
Jump Financial, LLC
Chicago, IL |
BUY
|
- |
10.3KNew |
$3.29K - $4.63K
|
10.3K
$41.6K
|
|
|
Aug 13, 2025
Q2 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
BUY
|
- |
700K+ 37.23% |
$224K - $315K
|
2.58M
$10.5M
|
|
|
Aug 13, 2025
Q2 2025
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-237K- 64.02% |
$75.8K - $107K
|
133K
$539K
|
|
|
Aug 12, 2025
Q2 2025
|
Concourse Financial Group Securities, Inc.
Birmingham, AL |
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
|
Aug 12, 2025
Q2 2025
|
Charles Schwab Investment Management Inc
San Francisco, CA |
SELL
|
- |
-120K- 33.55% |
$38.3K - $53.8K
|
237K
$959K
|
|
|
Aug 12, 2025
Q2 2025
|
Prudential Financial Inc
Newark, NJ |
SELL
|
- |
-13.5K- 37.88% |
$4.31K - $6.06K
|
22.1K
$89.5K
|
|
|
Aug 11, 2025
Q2 2025
|
Vanguard Group Inc
Valley Forge, PA |
SELL
|
- |
-321K- 12.27% |
$103K - $145K
|
2.3M
$9.31M
|
|
|
Aug 11, 2025
Q2 2025
|
Citigroup Inc
|
SELL
|
- |
-24.4K- 70.22% |
$7.82K - $11K
|
10.4K
$42K
|
|
|
Aug 08, 2025
Q2 2025
|
Geode Capital Management, LLC
Boston, MA |
SELL
|
- |
-610K- 55.06% |
$195K - $275K
|
498K
$2.02M
|
|
|
Aug 08, 2025
Q2 2025
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
SELL
|
- |
-1.54K- 85.8% |
$493 - $693
|
255
$1.03K
|
|
|
Aug 07, 2025
Q2 2025
|
Accent Capital Management, LLC
Dayton, OH |
BUY
|
- |
38New |
$12.2 - $17.1
|
38
$154
|
|
|
Aug 07, 2025
Q2 2025
|
Kestra Private Wealth Services, LLC
|
BUY
|
- |
5K+ 9.62% |
$1.6K - $2.25K
|
57K
$231K
|
|
|
Aug 07, 2025
Q2 2025
|
Acadian Asset Management LLC
Boston, MA |
BUY
|
- |
74.3K+ 6.41% |
$23.8K - $33.5K
|
1.23M
$5M
|
|
|
Aug 06, 2025
Q2 2025
|
Sterling Capital Management LLC
Charlotte, NC |
SELL
|
- |
-854- 30.47% |
$273 - $384
|
1.95K
$7.89K
|
|
|
Aug 01, 2025
Q2 2025
|
Y Intercept (Hong Kong) LTD
|
BUY
|
- |
148KNew |
$47.4K - $66.7K
|
148K
$600K
|
|
|
Jul 31, 2025
Q2 2025
|
Nisa Investment Advisors, LLC
|
SELL
|
- |
-454- 27.07% |
$145 - $204
|
1.22K
$4.95K
|
|
|
Jul 25, 2025
Q2 2025
|
Cwm, LLC
|
SELL
|
- |
-1.71K- 20.43% |
$546 - $768
|
6.65K
$26.9K
|
|
|
Jul 24, 2025
Q2 2025
|
Callan Family Office, LLC
Radnor, PA |
BUY
|
- |
69.7KNew |
$22.3K - $31.4K
|
69.7K
$282K
|
|
|
Jul 23, 2025
Q2 2025
|
Abel Hall, LLC
Baton Rouge, LA |
BUY
|
- |
23.6KNew |
$7.54K - $10.6K
|
23.6K
$95.4K
|
|
| Q1 2025 | |||||||
|
May 20, 2025
Q1 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
BUY
|
- |
14.6K+ 62.63% |
$5.85K - $16.8K
|
38K
$154K
|
|
|
May 15, 2025
Q1 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-1.11K- 0.77% |
$446 - $1.28K
|
144K
$583K
|
|
|
May 15, 2025
Q1 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
BUY
|
- |
10.6K+ 103.01% |
$4.24K - $12.2K
|
20.9K
$84.7K
|
|
|
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
|
Morgan Stanley
New York, NY |
SELL
|
- |
-60.9K- 6.48% |
$24.4K - $70K
|
879K
$3.56M
|
|
|
May 15, 2025
Q1 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
BUY
|
- |
1.25K+ 4.35% |
$499 - $1.44K
|
30K
$121K
|
|
|
May 15, 2025
Q1 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
SELL
|
- |
-130K- 41.58% |
$51.8K - $149K
|
182K
$737K
|
|