TSHA Insider Transactions
66 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–66; provenance stays internal.
TSHA insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Nagendran Sukumar | President and Head of R&D | 2026-07-10 | Sale | 200,000 | $6.24 |
| Nagendran Sukumar | President and Head of R&D | 2026-04-10 | Sale | 200,000.0 | $4.46 |
| Alam Kamran | CHIEF FINANCIAL OFFICER | 2026-02-04 | Sale | 1,655.0 | $4.52 |
| Alam Kamran | CHIEF FINANCIAL OFFICER | 2026-01-26 | Sale | 23,849.0 | $4.61 |
| Nagendran Sukumar | President and Head of R&D | 2026-01-26 | Sale | 26,918.0 | $4.61 |
| Nolan Sean P. | Chief Executive Officer | 2026-01-26 | Sale | 41,312.0 | $4.61 |
| Alam Kamran | CHIEF FINANCIAL OFFICER | 2026-01-23 | Sale | 78,968.0 | $4.75 |
| Nagendran Sukumar | President and Head of R&D | 2026-01-23 | Sale | 89,132.0 | $4.75 |
| Nolan Sean P. | Chief Executive Officer | 2026-01-23 | Sale | 136,789.0 | $4.75 |
| Nagendran Sukumar | President and Head of R&D | 2026-01-12 | Sale | 200,000.0 | $4.71 |
| Nagendran Sukumar | President and Head of R&D | 2025-12-01 | Sale | 260,047.0 | $4.51 |
| Nagendran Sukumar | President and Head of R&D | 2025-11-28 | Sale | 110,125.0 | $4.75 |
| Nagendran Sukumar | President and Head of R&D | 2025-09-10 | Sale | 200,000.0 | $3.23 |
| Nagendran Sukumar | President and Head of R&D | 2025-08-21 | Sale | 57,054.0 | $2.85 |
| Alam Kamran | CHIEF FINANCIAL OFFICER | 2025-08-21 | Sale | 54,491.0 | $2.85 |
| Manning Paul B | TenPercentOwner | 2025-05-30 | Purchase | 750,000.0 | $2.75 |
| Manning Paul B | TenPercentOwner | 2024-06-27 | Purchase | 1,333,333.0 | $2.25 |
| Manning Paul B | TenPercentOwner | 2023-11-17 | Purchase | 100,000.0 | $1.63 |
| Alam Kamran | Chief Financial Officer | 2023-08-24 | Sale | 33,000.0 | $2.33 |
| Manning Paul B | TenPercentOwner | 2023-08-16 | Purchase | 16,466,667.0 | $0.9 |
| Stalfort John A III | Director | 2023-08-16 | Purchase | 388,889.0 | $0.9 |
| Stalfort John A III | Director | 2023-08-16 | Purchase | 388,889.0 | $0.9 |
| Nolan Sean P. | Chief Executive Officer | 2023-08-16 | Purchase | 444,444.0 | $0.9 |
| Donenberg Phillip B. | Director | 2023-08-16 | Purchase | 111,111.0 | $0.9 |
| Session R.A. II | TenPercentOwner | 2023-07-13 | Sale | 5,344.0 | $0.7 |
| Session R.A. II | TenPercentOwner | 2023-07-12 | Sale | 80,528.0 | $0.71 |
| Session R.A. II | TenPercentOwner | 2023-06-23 | Sale | 18,100.0 | $0.7 |
| Session R.A. II | TenPercentOwner | 2023-06-22 | Sale | 10,508.0 | $0.7 |
| Session R.A. II | TenPercentOwner | 2023-06-21 | Sale | 138,962.0 | $0.7 |
| Session R.A. II | TenPercentOwner | 2023-06-20 | Sale | 295,653.0 | $0.71 |
| Nagendran Sukumar | President and Head of R&D | 2023-05-16 | Purchase | 5,000.0 | $0.68 |
| Manning Paul B | Director,TenPercentOwner | 2022-10-31 | Purchase | 1,500,000.0 | $2.0 |
| Alam Kamran | Chief Financial Officer | 2022-08-23 | Sale | 3,325.0 | $3.47 |
| Alam Kamran | Chief Financial Officer | 2022-08-22 | Sale | 9,717.0 | $3.5 |
| Alam Kamran | Chief Financial Officer | 2022-08-19 | Sale | 11,482.0 | $3.75 |
| Alam Kamran | Chief Financial Officer | 2022-08-18 | Sale | 7,476.0 | $3.87 |
| PRASAD SUYASH | CMO and Head of R&D | 2022-07-06 | Sale | 8,956.0 | $3.79 |
| PRASAD SUYASH | CMO and Head of R&D | 2022-07-05 | Sale | 3,905.0 | $3.51 |
| PRASAD SUYASH | CMO and Head of R&D | 2022-07-01 | Sale | 23,923.0 | $3.53 |
| PRASAD SUYASH | CMO and Head of R&D | 2022-06-30 | Sale | 13,892.0 | $3.72 |
| PRASAD SUYASH | CMO and Head of R&D | 2022-06-29 | Sale | 12,324.0 | $3.81 |
| Manning Paul B | Director,TenPercentOwner | 2022-02-03 | Purchase | 26,602.0 | $7.84 |
| Manning Paul B | Director,TenPercentOwner | 2022-02-03 | Purchase | 50,000.0 | $7.84 |
| Manning Paul B | Director,TenPercentOwner | 2022-02-02 | Purchase | 22,000.0 | $7.77 |
| Manning Paul B | Director,TenPercentOwner | 2022-02-02 | Purchase | 45,000.0 | $7.77 |
| Manning Paul B | Director,TenPercentOwner | 2022-02-02 | Purchase | 58,000.0 | $7.77 |
| Nagendran Sukumar | Director | 2022-02-02 | Purchase | 10,000.0 | $8.01 |
| Donenberg Phillip B. | Director | 2022-02-02 | Purchase | 3,000.0 | $7.78 |
| Manning Paul B | Director,TenPercentOwner | 2021-11-24 | Purchase | 2,202.0 | $13.19 |
| Session R.A. II | President and CEO | 2021-11-23 | Purchase | 26,008.0 | $12.65 |
| Session R.A. II | President and CEO | 2021-11-23 | Purchase | 16,510.0 | $12.12 |
| Manning Paul B | Director,TenPercentOwner | 2021-11-23 | Purchase | 20,000.0 | $12.54 |
| Alam Kamran | Chief Financial Officer | 2021-08-20 | Sale | 2,094.0 | $17.14 |
| Alam Kamran | Chief Financial Officer | 2021-08-20 | Sale | 9,746.0 | $16.7 |
| Alam Kamran | Chief Financial Officer | 2021-08-19 | Sale | 613.0 | $17.11 |
| Alam Kamran | Chief Financial Officer | 2021-08-19 | Sale | 9,354.0 | $16.43 |
| Alam Kamran | Chief Financial Officer | 2021-08-18 | Sale | 11,193.0 | $17.35 |
| PRASAD SUYASH | CMO and Head of R&D | 2021-07-01 | Sale | 19,706.0 | $21.12 |
| PRASAD SUYASH | CMO and Head of R&D | 2021-06-30 | Sale | 500.0 | $23.7 |
| PRASAD SUYASH | CMO and Head of R&D | 2021-06-30 | Sale | 6,202.0 | $22.44 |
| PRASAD SUYASH | CMO and Head of R&D | 2021-06-30 | Sale | 13,374.0 | $21.42 |
| PRASAD SUYASH | CMO and Head of R&D | 2021-06-29 | Sale | 300.0 | $25.19 |
| PRASAD SUYASH | CMO and Head of R&D | 2021-06-29 | Sale | 3,862.0 | $24.46 |
| PRASAD SUYASH | CMO and Head of R&D | 2021-06-29 | Sale | 35,056.0 | $23.74 |
| Nolan Sean P. | Director | 2021-05-20 | Purchase | 1,170.0 | $22.35 |
| Manning Paul B | Director,TenPercentOwner | 2021-05-14 | Purchase | 12,000.0 | $20.98 |