VSTM Insider Transactions — Page 2
285 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 101–200; provenance stays internal.
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Paterson Dan | President and CEO | 2023-12-18 | Sale | 244.0 | $7.64 |
| Stuglik Brian M | Director | 2023-12-18 | Sale | 487.0 | $7.64 |
| Calkins Daniel | Vice President of Finance | 2023-10-05 | Sale | 5.0 | $7.3 |
| Calkins Daniel | Vice President of Finance | 2023-09-25 | Sale | 25.0 | $9.4 |
| Calkins Daniel | Vice President of Finance | 2023-09-21 | Sale | 232.0 | $9.31 |
| Paterson Dan | President and CEO | 2023-09-19 | Sale | 183.0 | $9.84 |
| Gagnon Robert E. | Director | 2023-09-19 | Sale | 130.0 | $9.84 |
| Stuglik Brian M | Director | 2023-09-19 | Sale | 274.0 | $9.84 |
| Paterson Dan | President and CEO | 2023-09-18 | Sale | 240.0 | $9.91 |
| Gagnon Robert E. | Director | 2023-09-18 | Sale | 278.0 | $9.91 |
| Stuglik Brian M | Director | 2023-09-18 | Sale | 478.0 | $9.91 |
| Calkins Daniel | Vice President of Finance | 2023-07-06 | Sale | 5.0 | $8.02 |
| Calkins Daniel | Vice President of Finance | 2023-06-26 | Sale | 26.0 | $8.17 |
| Paterson Dan | President and COO | 2023-06-20 | Sale | 183.0 | $10.3 |
| Gagnon Robert E. | Director | 2023-06-20 | Sale | 130.0 | $10.3 |
| Stuglik Brian M | Chief Executive Officer | 2023-06-20 | Sale | 275.0 | $10.3 |
| Paterson Dan | President and COO | 2023-06-16 | Sale | 244.0 | $9.92 |
| Gagnon Robert E. | Director | 2023-06-16 | Sale | 283.0 | $9.92 |
| Stuglik Brian M | Chief Executive Officer | 2023-06-16 | Sale | 487.0 | $9.92 |
| Calkins Daniel | Vice President of Finance | 2023-04-05 | Sale | 75.0 | $0.37 |
| Calkins Daniel | Vice President of Finance | 2023-03-24 | Sale | 378.0 | $0.42 |
| Gagnon Robert E. | Director | 2023-03-20 | Sale | 1,664.0 | $0.43 |
| Paterson Dan | President and COO | 2023-03-20 | Sale | 2,339.0 | $0.43 |
| Stuglik Brian M | Chief Executive Officer | 2023-03-20 | Sale | 3,508.0 | $0.43 |
| Gagnon Robert E. | Director | 2023-03-16 | Sale | 3,654.0 | $0.4 |
| Paterson Dan | President and COO | 2023-03-16 | Sale | 3,138.0 | $0.4 |
| Stuglik Brian M | Chief Executive Officer | 2023-03-16 | Sale | 6,276.0 | $0.4 |
| Calkins Daniel | Vice President of Finance | 2023-01-05 | Sale | 74.0 | $0.43 |
| Calkins Daniel | Vice President of Finance | 2022-12-27 | Sale | 1,246.0 | $0.33 |
| Paterson Dan | President and COO | 2022-12-19 | Sale | 2,954.0 | $0.37 |
| Gagnon Robert E. | Director | 2022-12-19 | Sale | 1,429.0 | $0.37 |
| Stuglik Brian M | Chief Executive Officer | 2022-12-19 | Sale | 3,556.0 | $0.37 |
| Paterson Dan | President and COO | 2022-12-16 | Sale | 15,676.0 | $0.4 |
| Gagnon Robert E. | Director | 2022-12-16 | Sale | 12,408.0 | $0.4 |
| Stuglik Brian M | Chief Executive Officer | 2022-12-16 | Sale | 25,162.0 | $0.4 |
| Stuglik Brian M | Chief Executive Officer | 2022-09-19 | Sale | 3,355.0 | $1.13 |
| Paterson Dan | President and COO | 2022-09-19 | Sale | 2,786.0 | $1.13 |
| Gagnon Robert E. | Chief Financial Officer | 2022-09-19 | Sale | 1,348.0 | $1.13 |
| Stuglik Brian M | Chief Executive Officer | 2022-08-01 | Sale | 5,858.0 | $1.08 |
| Paterson Dan | President and COO | 2022-06-21 | Sale | 2,701.0 | $1.14 |
| Stuglik Brian M | Chief Executive Officer | 2022-06-21 | Sale | 3,362.0 | $1.14 |
| Gagnon Robert E. | Chief Financial Officer | 2022-06-21 | Sale | 1,351.0 | $1.14 |
| Paterson Dan | President and COO | 2022-05-16 | Sale | 4,988.0 | $1.03 |
| Stuglik Brian M | Chief Executive Officer | 2022-05-16 | Sale | 13,794.0 | $1.03 |
| Gagnon Robert E. | Chief Financial Officer | 2022-05-16 | Sale | 16,627.0 | $1.03 |
| Stuglik Brian M | Chief Executive Officer | 2022-05-02 | Sale | 5,857.0 | $1.41 |
| Paterson Dan | President and COO | 2022-03-21 | Sale | 2,818.0 | $1.27 |
| Stuglik Brian M | Chief Executive Officer | 2022-03-21 | Sale | 3,507.0 | $1.27 |
| Gagnon Robert E. | Chief Financial Officer | 2022-03-21 | Sale | 1,409.0 | $1.27 |
| Stuglik Brian M | Chief Executive Officer | 2022-01-31 | Sale | 5,695.0 | $1.48 |
| Stuglik Brian M | Chief Executive Officer | 2022-01-03 | Sale | 26,033.0 | $2.05 |
| Gagnon Robert E. | Chief Financial Officer | 2022-01-03 | Sale | 19,612.0 | $2.05 |
| Paterson Dan | President and COO | 2022-01-03 | Sale | 23,534.0 | $2.05 |
| Stuglik Brian M | Chief Executive Officer | 2021-12-20 | Sale | 13,682.0 | $2.27 |
| Paterson Dan | President and COO | 2021-12-20 | Sale | 10,994.0 | $2.27 |
| Gagnon Robert E. | Chief Financial Officer | 2021-12-20 | Sale | 5,497.0 | $2.27 |
| BARBERICH TIMOTHY J | Director | 2020-12-04 | Purchase | 50,000.0 | $2.17 |
| RA Capital Healthcare Fund LP | TenPercentOwner | 2020-06-25 | Sale | 1,161,300.0 | $1.91 |
| RA CAPITAL MANAGEMENT, L.P. | TenPercentOwner | 2020-06-25 | Sale | 1,161,300.0 | $1.91 |
| Kolchinsky Peter | TenPercentOwner | 2020-06-25 | Sale | 1,161,300.0 | $1.91 |
| Shah Rajeev M. | TenPercentOwner | 2020-06-25 | Sale | 1,161,300.0 | $1.91 |
| RA Capital Healthcare Fund LP | TenPercentOwner | 2020-04-27 | Sale | 1,301,300.0 | $2.31 |
| RA CAPITAL MANAGEMENT, L.P. | TenPercentOwner | 2020-04-27 | Sale | 1,301,300.0 | $2.31 |
| Kolchinsky Peter | TenPercentOwner | 2020-04-27 | Sale | 1,301,300.0 | $2.31 |
| Shah Rajeev M. | TenPercentOwner | 2020-04-27 | Sale | 1,301,300.0 | $2.31 |
| BARBERICH TIMOTHY J | Director | 2019-03-15 | Purchase | 33,000.0 | $3.21 |
| BARBERICH TIMOTHY J | Director | 2018-09-28 | Purchase | 5,000.0 | $7.31 |
| Lobacki Joseph M | Executive VP & CCO | 2018-09-28 | Purchase | 3,000.0 | $7.3 |
| Paterson Dan | Chief Operating Officer | 2018-09-28 | Purchase | 3,000.0 | $7.0 |
| Forrester Robert | President and CEO | 2018-09-28 | Purchase | 2,000.0 | $7.0 |
| Kauffman Michael | Director | 2018-09-28 | Purchase | 4,000.0 | $7.49 |
| Stuglik Brian M | Director | 2018-09-28 | Purchase | 600.0 | $7.3 |
| Stuglik Brian M | Director | 2018-09-28 | Purchase | 100.0 | $7.3 |
| Stuglik Brian M | Director | 2018-09-28 | Purchase | 300.0 | $7.31 |
| Forrester Robert | President and CEO | 2018-09-27 | Purchase | 10,000.0 | $7.0 |
| Forrester Robert | President and CEO | 2018-09-27 | Purchase | 500.0 | $7.0 |
| Paterson Dan | Chief Operating Officer | 2018-09-27 | Purchase | 1,200.0 | $7.04 |
| Paterson Dan | Chief Operating Officer | 2018-09-27 | Purchase | 800.0 | $7.01 |
| Lobacki Joseph M | Executive VP & CCO | 2018-06-08 | Purchase | 7,700.0 | $5.79 |
| Bloom Steven H. | Chief Strategy Officer | 2018-06-08 | Purchase | 3,000.0 | $5.98 |
| BARBERICH TIMOTHY J | Director | 2017-12-05 | Purchase | 60,538.0 | $3.95 |
| Rowinsky Eric K | Director | 2017-09-05 | Purchase | 2,000.0 | $3.84 |
| BARBERICH TIMOTHY J | Director | 2017-05-15 | Purchase | 30,000.0 | $2.45 |
| Kauffman Michael | Director | 2015-08-24 | Sale | 2,070.0 | $6.46 |
| Singh Monica | General Counsel | 2015-06-29 | Purchase | 1,000.0 | $6.95 |
| GREEN JOHN B | Chief Financial Officer | 2015-06-29 | Purchase | 500.0 | $7.12 |
| Forrester Robert | President and CEO | 2015-06-29 | Purchase | 2,000.0 | $7.11 |
| GREEN JOHN B | Chief Financial Officer | 2015-06-26 | Purchase | 500.0 | $7.39 |
| Paterson Dan | Chief Operating Officer | 2015-06-18 | Purchase | 1,000.0 | $8.05 |
| Forrester Robert | President and CEO | 2015-06-17 | Purchase | 1,000.0 | $7.97 |
| Kauffman Michael | Director | 2015-03-19 | Sale | 930.0 | $10.96 |
| BARBERICH TIMOTHY J | Director | 2015-01-28 | Purchase | 38,462.0 | $6.5 |
| Westphal Christoph H | Executive Chairman | 2015-01-28 | Purchase | 1,230,769.0 | $6.5 |
| Phanstiel S. Louise | Director | 2014-12-29 | Purchase | 10,000.0 | $8.54 |
| Horobin Joanna | Chief Medical Officer | 2014-12-29 | Purchase | 750.0 | $8.6 |
| SHERWIN STEPHEN A | Director | 2014-12-26 | Purchase | 2,500.0 | $8.56 |
| FRIEDMAN PAUL A | Director | 2014-12-24 | Purchase | 3,000.0 | $8.31 |
| TERMEER HENRI A | Director | 2014-12-23 | Purchase | 14,000.0 | $8.11 |
| TERMEER HENRI A | Director | 2014-12-23 | Purchase | 15,000.0 | $8.11 |
| TERMEER HENRI A | Director | 2014-12-23 | Purchase | 10,100.0 | $8.09 |