TPST Insider Transactions
128 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
TPST insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Angel Matthew | CEO and President | 2026-03-24 | Purchase | 231,482.0 | $2.16 |
| Angel Matthew | CEO and President | 2026-03-24 | Purchase | 231,482.0 | $2.16 |
| Versant Ventures IV, LLC | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Venture Capital IV, L.P. | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Side Fund IV, L.P. | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Venture Capital VI, L.P. | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Ventures VI GP-GP, LLC | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Ventures VI GP, L.P. | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Vantage II, L.P. | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Vantage II GP-GP, LLC | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Vantage II GP, L.P. | TenPercentOwner | 2024-08-12 | Sale | 387,999.0 | $1.1 |
| Versant Ventures IV, LLC | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Venture Capital IV, L.P. | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Side Fund IV, L.P. | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Venture Capital VI, L.P. | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Ventures VI GP-GP, LLC | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Ventures VI GP, L.P. | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Vantage II, L.P. | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Vantage II GP-GP, LLC | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Versant Vantage II GP, L.P. | TenPercentOwner | 2024-08-08 | Sale | 400,000.0 | $1.35 |
| Brady Stephen R | President and CEO | 2024-07-03 | Purchase | 35,000.0 | $2.11 |
| Whiting Samuel | Chief Medical Officer | 2024-07-02 | Purchase | 4,672.0 | $2.13 |
| Trojanowski Justin | Corporate Controller | 2024-06-28 | Purchase | 7,500.0 | $2.16 |
| Woiwode Thomas | Director,TenPercentOwner | 2022-04-29 | Purchase | 2,118,644.0 | $2.36 |
| Dubensky Thomas W. | President | 2022-01-07 | Purchase | 2,000.0 | $4.78 |
| Whiting Samuel | Chief Medical Officer | 2022-01-06 | Purchase | 1,700.0 | $4.8 |
| ALDRICH RICHARD | Director | 2016-06-01 | Purchase | 425,000.0 | $7.0 |
| Dipp Michelle | Chief Executive Officer | 2016-06-01 | Purchase | 425,000.0 | $7.0 |
| ALDRICH RICHARD | Director | 2016-05-18 | Purchase | 20,000.0 | $7.86 |
| Dipp Michelle | Chief Executive Officer | 2016-05-18 | Purchase | 20,000.0 | $7.86 |
| ALDRICH RICHARD | Director | 2016-05-17 | Purchase | 20,000.0 | $7.56 |
| Dipp Michelle | Chief Executive Officer | 2016-05-17 | Purchase | 20,000.0 | $7.56 |
| Dipp Michelle | Chief Executive Officer | 2016-05-16 | Purchase | 20,000.0 | $7.69 |
| Dipp Michelle | Chief Executive Officer | 2016-05-13 | Purchase | 16,295.0 | $7.06 |
| ALDRICH RICHARD | Director | 2016-05-13 | Purchase | 16,295.0 | $7.06 |
| Dipp Michelle | Chief Executive Officer | 2016-05-12 | Purchase | 5,600.0 | $7.13 |
| Dipp Michelle | Chief Executive Officer | 2016-05-12 | Purchase | 14,200.0 | $6.72 |
| ALDRICH RICHARD | Director | 2016-05-12 | Purchase | 5,600.0 | $7.13 |
| ALDRICH RICHARD | Director | 2016-05-12 | Purchase | 14,200.0 | $6.72 |
| Dipp Michelle | Chief Executive Officer | 2016-05-11 | Purchase | 20,000.0 | $7.64 |
| ALDRICH RICHARD | Director | 2016-05-11 | Purchase | 20,000.0 | $7.64 |
| CHAPMAN PAUL W.D. | Chief Operating Officer | 2016-05-10 | Purchase | 3,100.0 | $7.37 |
| ALDRICH RICHARD | Director | 2016-05-10 | Purchase | 19,900.0 | $7.72 |
| Dipp Michelle | Chief Executive Officer | 2016-05-10 | Purchase | 19,900.0 | $7.72 |
| Dipp Michelle | Chief Executive Officer | 2016-03-24 | Purchase | 30,000.0 | $9.23 |
| ALDRICH RICHARD | Director | 2016-03-24 | Purchase | 30,000.0 | $9.23 |
| Dipp Michelle | Chief Executive Officer | 2016-03-23 | Purchase | 8,100.0 | $10.18 |
| Dipp Michelle | Chief Executive Officer | 2016-03-23 | Purchase | 21,700.0 | $9.58 |
| ALDRICH RICHARD | Director | 2016-03-23 | Purchase | 8,100.0 | $10.18 |
| ALDRICH RICHARD | Director | 2016-03-23 | Purchase | 21,700.0 | $9.58 |
| ALDRICH RICHARD | Director | 2016-03-22 | Purchase | 29,800.0 | $10.53 |
| Dipp Michelle | Chief Executive Officer | 2016-03-22 | Purchase | 29,800.0 | $10.53 |
| ALDRICH RICHARD | Director | 2016-03-21 | Purchase | 21,100.0 | $10.71 |
| ALDRICH RICHARD | Director | 2016-03-21 | Purchase | 8,900.0 | $9.52 |
| Dipp Michelle | Chief Executive Officer | 2016-03-21 | Purchase | 21,100.0 | $10.71 |
| Dipp Michelle | Chief Executive Officer | 2016-03-21 | Purchase | 8,900.0 | $9.52 |
| Dipp Michelle | Chief Executive Officer | 2016-03-18 | Purchase | 29,900.0 | $8.72 |
| ALDRICH RICHARD | Director | 2016-03-18 | Purchase | 29,900.0 | $8.72 |
| Dipp Michelle | Chief Executive Officer | 2016-03-17 | Purchase | 29,800.0 | $7.79 |
| ALDRICH RICHARD | Director | 2016-03-17 | Purchase | 29,800.0 | $7.79 |
| ALDRICH RICHARD | Director | 2016-03-16 | Purchase | 7,800.0 | $8.13 |
| ALDRICH RICHARD | Director | 2016-03-16 | Purchase | 21,729.0 | $7.59 |
| Dipp Michelle | Chief Executive Officer | 2016-03-16 | Purchase | 7,800.0 | $8.13 |
| Dipp Michelle | Chief Executive Officer | 2016-03-16 | Purchase | 21,729.0 | $7.59 |
| ALDRICH RICHARD | Director | 2016-03-15 | Purchase | 11,900.0 | $8.44 |
| ALDRICH RICHARD | Director | 2016-03-15 | Purchase | 17,600.0 | $7.8 |
| Dipp Michelle | Chief Executive Officer | 2016-03-15 | Purchase | 11,900.0 | $8.44 |
| Dipp Michelle | Chief Executive Officer | 2016-03-15 | Purchase | 17,600.0 | $7.8 |
| ALDRICH RICHARD | Director | 2016-03-14 | Purchase | 30,000.0 | $8.05 |
| Dipp Michelle | Chief Executive Officer | 2016-03-14 | Purchase | 30,000.0 | $8.05 |
| ALDRICH RICHARD | Director | 2016-03-11 | Purchase | 132,732.0 | $7.5 |
| Dipp Michelle | Chief Executive Officer | 2016-03-11 | Purchase | 132,732.0 | $7.5 |
| Young Jeffrey E | Chief Financial Officer | 2015-10-05 | Purchase | 3,450.0 | $10.7 |
| KOZIN MARC D | Director | 2015-10-05 | Purchase | 4,800.0 | $10.79 |
| FISHER MARY | Director | 2015-09-09 | Purchase | 6,100.0 | $16.49 |
| KOZIN MARC D | Director | 2015-09-08 | Purchase | 3,000.0 | $17.6 |
| Dipp Michelle | Chief Executive Officer | 2015-08-24 | Purchase | 300.0 | $18.56 |
| Dipp Michelle | Chief Executive Officer | 2015-05-26 | Purchase | 300.0 | $31.02 |
| ALDRICH RICHARD | Director | 2015-05-16 | Purchase | 20,000.0 | $7.69 |
| TZIANABOS ARTHUR | President and CSO | 2015-04-09 | Purchase | 225.0 | $28.77 |
| McNeely Theresa | EVP, Chief Comm. Officer | 2015-04-09 | Purchase | 226.0 | $29.68 |
| Young Jeffrey E | Chief Financial Officer | 2015-04-08 | Purchase | 300.0 | $29.93 |
| McNeely Theresa | EVP, Chief Comm. Officer | 2015-04-08 | Purchase | 174.0 | $28.79 |
| ALDRICH RICHARD | Director | 2015-04-08 | Purchase | 2,500.0 | $29.97 |
| Malley Thomas | Director | 2015-04-08 | Purchase | 5,000.0 | $28.5 |
| KOZIN MARC D | Director | 2015-04-08 | Purchase | 3,000.0 | $28.45 |
| TZIANABOS ARTHUR | President and CSO | 2015-04-08 | Purchase | 175.0 | $28.04 |
| Dipp Michelle | Chief Executive Officer | 2015-04-02 | Purchase | 1,000.0 | $32.49 |
| Malley Thomas | Director | 2015-01-13 | Purchase | 35,000.0 | $50.0 |
| Dipp Michelle | President and CEO | 2014-11-24 | Purchase | 300.0 | $24.53 |
| Stock Harald F. | Director | 2014-09-23 | Purchase | 522.0 | $14.22 |
| Stock Harald F. | Director | 2014-08-26 | Purchase | 580.0 | $12.99 |
| Stock Harald F. | Director | 2014-08-12 | Purchase | 678.0 | $11.02 |
| Stock Harald F. | Director | 2014-07-29 | Purchase | 830.0 | $8.98 |
| Dipp Michelle | President and CEO | 2014-07-28 | Purchase | 450.0 | $9.0 |
| Stock Harald F. | Director | 2014-07-15 | Purchase | 760.0 | $9.65 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2014-07-07 | Purchase | 1,000.0 | $9.49 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2014-07-07 | Purchase | 2,000.0 | $9.49 |
| Stock Harald F. | Director | 2014-07-01 | Purchase | 806.0 | $9.28 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2014-06-30 | Purchase | 2,000.0 | $9.16 |