| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For GERN | |||||
| 2025-08-07 | Semerjian, Harout | Director, President and CEO | Purchased | 4000000 | $0.00 |
| 2025-08-07 | Semerjian, Harout | Director, President and CEO | Purchased | 7000000 | $0.00 |
| 2025-06-30 | Spiegel, Robert J. | Director | Purchased | 5540 | $1.41 |
| 2025-05-21 | O'farrell, Elizabeth G. | Director | Purchased | 180000 | $0.00 |
| 2025-05-21 | Spiegel, Robert J. | Director | Purchased | 180000 | $0.00 |
| 2025-05-21 | Aggarwal, Gaurav | Director | Purchased | 180000 | $0.00 |
| 2025-05-21 | Bir, Dawn Carter | Director, Interim President and CEO | Purchased | 180000 | $0.00 |
| 2025-05-21 | Lawlis, V Bryan | Director | Purchased | 180000 | $0.00 |
| 2025-05-21 | Mcdonald, John F | Director | Purchased | 180000 | $0.00 |
| 2025-05-21 | Molineaux, Susan | Director | Purchased | 180000 | $0.00 |
| 2025-05-09 | Lawlis, V Bryan | Director | Purchased | 13300 | $1.18 |
| 2025-03-31 | Spiegel, Robert J. | Director | Purchased | 4913 | $1.59 |
| 2025-02-27 | Samuels, Scott Alan | EVP, Chief Legal Officer | Purchased | 15000 | $1.61 |
| 2025-02-27 | Scarlett, John A | Director, Chairman, President and CEO | Purchased | 12500 | $1.77 |
| 2025-02-27 | Ziegler, James | EVP, Chief Commercial Officer | Purchased | 100000 | $1.60 |
| 2025-02-18 | Ziegler, James | EVP, Chief Commercial Officer | Purchased | 529000 | $0.00 |
| 2025-02-18 | Grethlein, Andrew J | EVP, Chief Operating Officer | Purchased | 839000 | $0.00 |
| 2025-02-18 | Grethlein, Andrew J | EVP, Chief Operating Officer | Purchased | 140000 | $0.00 |
| 2025-02-18 | Robertson, Michelle | EVP, Chief Financial Officer | Purchased | 656000 | $0.00 |
| 2025-02-18 | Robertson, Michelle | EVP, Chief Financial Officer | Purchased | 110000 | $0.00 |
