| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Report Date |
|---|---|---|---|---|---|
| Manu Ohri | CFO & Secretary | $100,450 | 11 Aug 2023 | ||
| Gregory Berk | Pres. of R&D, CMO | 15 Jul 2022 | |||
| Michael Martin Breen | CEO and Director, Director | 04 Sep 2025 | |||
| Andrew J. Ritter | Director | 08 May 2025 | |||
| Bruce Wendel | Director | 27 Jan 2023 | |||
| Rajesh C. Shrotriya MD | Director | 27 Jan 2023 | |||
| Gavin Choy | Acting Chief Financial Officer | 31 Dec 2021 | |||
| Charles J. Casamento | Director | 04 Sep 2025 | |||
| Hilary Kramer | Director | 04 Sep 2025 | |||
| Alan Louis Urban | Chief Financial Officer | 04 Sep 2025 | |||
| David C. Mun-Gavin | Director | 04 Sep 2025 |
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| David C. Mun-Gavin | GTBP | Option to purchase Common Stock | Award | 31,250 | 31,250 | 04 Sep 2025 | Direct | |||
| Michael Martin Breen | GTBP | Option to purchase Common Stock | Award | 300,000 | 100,000 | 04 Sep 2025 | Direct | |||
| Alan Louis Urban | GTBP | Option to purchase Common Stock | Award | 100,000 | 50,000 | 04 Sep 2025 | Direct | |||
| Charles J. Casamento | GTBP | Option to purchase Common Stock | Award | 62,500 | 62,500 | 04 Sep 2025 | Direct | |||
| Hilary Kramer | GTBP | Option to purchase Common Stock | Award | 31,250 | 31,250 | 04 Sep 2025 | Direct |