M
$ Value
$0
Shares
1,592
Price
$0
Filed
Jul 17
Insider
Name
Paone Antoinette
Title
CHIEF OPERATING OFFICER
CIK
0001907682
Roles
Officer
Transaction Details
Transaction Date
2025-07-15
Code
M
Table
Derivative
Ownership
Direct
Equity Swap
No
Shares After
9,548
Footnotes
Each restricted stock unit represents the right to receive one share of the company's common stock. | Includes 11,259 shares acquired under the company's employee stock purchase plan since April 15, 2025. | On January 20, 2023, the reporting person was granted 25,467 restricted stock units. The shares underlying the restricted stock units vest over four years, with 25% of the shares vested on January 15, 2024 and the remaining shares vesting in equal quarterly installments thereafter.
Filing Info
Paone Antoinette's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2025-10-15 | GBIO | M | — |
| 2025-10-15 | GBIO | F | $315 |
| 2025-10-15 | GBIO | M | $0 |
| 2025-07-15 | GBIO | M | — |
| 2025-07-15 | GBIO | F | $199 |
| 2025-07-15 | GBIO | M | $0 |
Other Insiders at GBIO (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| JONAS JEFFREY M | — | — | 2026-02-09 |
| Rowland Charles A Jr | — | — | 2026-02-09 |
| Christensen Gustav | — | — | 2026-02-09 |
| Quinn Anthony G. | — | — | 2026-02-09 |
| Rhodes Jason P | — | — | 2026-02-09 |
| Atlas Venture Fund X, L.P. | — | — | 2026-02-09 |
| Cooper Ronald Harold Wilfred | — | — | 2026-02-09 |
| Stehman-Breen Catherine | — | — | 2026-02-09 |
| MCDONOUGH GEOFF | — | — | 2026-02-09 |
| Nicholson Donald William | — | — | 2026-02-09 |
|
Howze Yalonda
INTERIM CEO & PRESIDENT
|
— | — | 2026-02-02 |
|
Howze Yalonda
INTERIM CEO AND PRESIDENT
|
— | — | 2026-02-09 |
| Appelhans Dannielle | — | — | 2026-02-09 |
|
Conway Kevin John
CHIEF FINANCIAL OFFICER
|
— | — | 2026-02-09 |
|
Conway Kevin John
Chief Financial Officer
|
— | — | 2026-02-02 |