NASDAQ:VSTM | Insider Transactions | Verastem, Inc.

VSTM Insider Transactions

285 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.

VSTM insiders transaction timeline

PurchaseSale
2012-01-27: 3 purchases — CHP III LP, CHP III Management, L.L.C.2012-02-01: 20 purchases — EVNIN LUKE, KAILIAN VAUGHN M, St Peter Steven and 16 more2012-12-18: 2 purchases — CHP III LP, CLARKE JOHN K2013-01-02: 1 purchase — Westphal Christoph H2013-01-29: 1 purchase — Westphal Christoph H2013-03-05: 1 purchase — Westphal Christoph H2013-03-21: 1 purchase — Westphal Christoph H2013-04-17: 3 purchases — CLARKE JOHN K, Westphal Christoph H, CHP III LP2013-05-01: 2 purchases — CLARKE JOHN K, CHP III LP2013-05-03: 1 purchase — Westphal Christoph H2013-05-13: 2 purchases — CLARKE JOHN K, CHP III LP2013-05-21: 1 purchase — Westphal Christoph H2013-06-07: 1 purchase — Westphal Christoph H2013-06-10: 1 purchase — Phanstiel S. Louise2013-06-11: 4 purchases — CHP III LP, Phanstiel S. Louise, CLARKE JOHN K and 1 more2013-06-12: 4 purchases — CLARKE JOHN K, Phanstiel S. Louise, TERMEER HENRI A and 1 more2013-06-13: 1 purchase — Forrester Robert2013-07-01: 1 purchase — ALDRICH RICHARD2013-07-08: 1 purchase — ALDRICH RICHARD2013-07-15: 1 purchase — ALDRICH RICHARD2013-07-24: 1 purchase — ALDRICH RICHARD2013-07-29: 1 purchase — ALDRICH RICHARD2013-08-05: 1 purchase — ALDRICH RICHARD2013-08-12: 1 purchase — ALDRICH RICHARD2013-08-19: 1 purchase — ALDRICH RICHARD2013-08-26: 1 purchase — ALDRICH RICHARD2013-09-03: 1 purchase — ALDRICH RICHARD2013-09-09: 1 purchase — ALDRICH RICHARD2013-09-16: 1 purchase — ALDRICH RICHARD2013-09-23: 1 purchase — ALDRICH RICHARD2013-09-30: 1 purchase — ALDRICH RICHARD2013-10-07: 1 purchase — ALDRICH RICHARD2013-10-14: 1 purchase — ALDRICH RICHARD2013-10-21: 1 purchase — ALDRICH RICHARD2013-10-28: 1 purchase — ALDRICH RICHARD2013-11-04: 1 purchase — ALDRICH RICHARD2013-11-11: 1 purchase — ALDRICH RICHARD2013-11-18: 1 purchase — Westphal Christoph H2014-05-13: 3 purchases — GREEN JOHN B, Pachter Jonathan, Forrester Robert2014-05-14: 1 purchase — Westphal Christoph H2014-05-15: 1 purchase — Paterson Dan2014-05-20: 1 purchase — ALDRICH RICHARD2014-05-30: 1 purchase — BARBERICH TIMOTHY J2014-09-17: 1 purchase — Kauffman Michael2014-11-11: 1 purchase — Lawton Alison Frances2014-12-19: 3 purchases — Westphal Christoph H, Paterson Dan, Forrester Robert2014-12-23: 6 purchases — TERMEER HENRI A, GREEN JOHN B, Singh Monica2014-12-24: 1 purchase — FRIEDMAN PAUL A2014-12-26: 1 purchase — SHERWIN STEPHEN A2014-12-29: 2 purchases — Phanstiel S. Louise, Horobin Joanna2015-01-28: 2 purchases — BARBERICH TIMOTHY J, Westphal Christoph H2015-03-19: 1 sale — Kauffman Michael2015-06-17: 1 purchase — Forrester Robert2015-06-18: 1 purchase — Paterson Dan2015-06-26: 1 purchase — GREEN JOHN B2015-06-29: 3 purchases — Singh Monica, GREEN JOHN B, Forrester Robert2015-08-24: 1 sale — Kauffman Michael2017-05-15: 1 purchase — BARBERICH TIMOTHY J2017-09-05: 1 purchase — Rowinsky Eric K2017-12-05: 1 purchase — BARBERICH TIMOTHY J2018-06-08: 2 purchases — Lobacki Joseph M, Bloom Steven H.2018-09-27: 4 purchases — Forrester Robert, Paterson Dan2018-09-28: 8 purchases — BARBERICH TIMOTHY J, Lobacki Joseph M, Paterson Dan and 3 more2019-03-15: 1 purchase — BARBERICH TIMOTHY J2020-04-27: 4 sales — RA Capital Healthcare Fund LP, RA CAPITAL MANAGEMENT, L.P., Kolchinsky Peter and 1 more2020-06-25: 4 sales — RA Capital Healthcare Fund LP, RA CAPITAL MANAGEMENT, L.P., Kolchinsky Peter and 1 more2020-12-04: 1 purchase — BARBERICH TIMOTHY J2021-12-20: 3 sales — Stuglik Brian M, Paterson Dan, Gagnon Robert E.2022-01-03: 3 sales — Stuglik Brian M, Gagnon Robert E., Paterson Dan2022-01-31: 1 sale — Stuglik Brian M2022-03-21: 3 sales — Paterson Dan, Stuglik Brian M, Gagnon Robert E.2022-05-02: 1 sale — Stuglik Brian M2022-05-16: 3 sales — Paterson Dan, Stuglik Brian M, Gagnon Robert E.2022-06-21: 3 sales — Paterson Dan, Stuglik Brian M, Gagnon Robert E.2022-08-01: 1 sale — Stuglik Brian M2022-09-19: 3 sales — Stuglik Brian M, Paterson Dan, Gagnon Robert E.2022-12-16: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2022-12-19: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2022-12-27: 1 sale — Calkins Daniel2023-01-05: 1 sale — Calkins Daniel2023-03-16: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2023-03-20: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2023-03-24: 1 sale — Calkins Daniel2023-04-05: 1 sale — Calkins Daniel2023-06-16: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2023-06-20: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2023-06-26: 1 sale — Calkins Daniel2023-07-06: 1 sale — Calkins Daniel2023-09-18: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2023-09-19: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2023-09-21: 1 sale — Calkins Daniel2023-09-25: 1 sale — Calkins Daniel2023-10-05: 1 sale — Calkins Daniel2023-12-18: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2023-12-19: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2023-12-20: 1 sale — Calkins Daniel2023-12-26: 1 sale — Calkins Daniel2024-01-05: 1 sale — Calkins Daniel2024-01-12: 1 sale — Gagnon Robert E.2024-02-06: 1 sale — Gagnon Robert E.2024-03-18: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2024-03-19: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2024-03-20: 1 sale — Calkins Daniel2024-03-25: 1 sale — Calkins Daniel2024-04-05: 1 sale — Calkins Daniel2024-06-17: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2024-06-20: 4 sales — Calkins Daniel, Gagnon Robert E., Paterson Dan and 1 more2024-06-24: 1 sale — Calkins Daniel2024-07-09: 1 sale — Calkins Daniel2024-08-05: 1 sale — Paterson Dan2024-09-16: 3 sales — Gagnon Robert E., Stuglik Brian M, Paterson Dan2024-09-19: 3 sales — Gagnon Robert E., Paterson Dan, Stuglik Brian M2024-09-20: 1 sale — Calkins Daniel2024-09-24: 1 sale — Calkins Daniel2024-10-07: 1 sale — Calkins Daniel2024-11-05: 1 sale — Paterson Dan2024-12-16: 3 sales — Gagnon Robert E., Stuglik Brian M, Paterson Dan2024-12-19: 3 sales — Gagnon Robert E., Stuglik Brian M, Paterson Dan2024-12-20: 1 sale — Calkins Daniel2024-12-24: 1 sale — Calkins Daniel2025-01-06: 1 sale — Calkins Daniel2025-01-13: 1 sale — Paterson Dan2025-02-04: 1 sale — Paterson Dan2025-03-17: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2025-03-20: 1 sale — Calkins Daniel2025-03-24: 1 sale — Calkins Daniel2025-05-05: 1 sale — Paterson Dan2025-05-20: 2 sales — Calkins Daniel, Paterson Dan2025-06-16: 3 sales — Paterson Dan, Gagnon Robert E., Stuglik Brian M2025-06-20: 2 sales — Paterson Dan, Calkins Daniel2025-06-23: 1 sale — Calkins Daniel2025-08-06: 1 sale — Paterson Dan2025-09-16: 3 sales — Stuglik Brian M, Gagnon Robert E., Paterson Dan2025-09-22: 1 sale — Calkins Daniel2025-09-24: 1 sale — Calkins Daniel2025-10-09: 1 sale — Bunn Paul A.2025-11-03: 2 sales — Paterson Dan2025-11-21: 3 sales — Bunn Paul A., Kauffman Michael, Paterson Dan2025-11-24: 1 sale — Paterson Dan2025-11-25: 1 sale — Paterson Dan2025-11-26: 1 sale — Paterson Dan2025-11-28: 1 sale — Paterson Dan2025-12-01: 1 sale — Paterson Dan2025-12-02: 1 sale — Paterson Dan2025-12-03: 1 sale — Paterson Dan2025-12-04: 1 sale — Paterson Dan2025-12-05: 1 sale — Paterson Dan2025-12-08: 1 sale — Paterson Dan2025-12-09: 1 sale — Paterson Dan2025-12-10: 1 sale — Paterson Dan2025-12-11: 1 sale — Paterson Dan2025-12-16: 3 sales — Stuglik Brian M, Paterson Dan, Gagnon Robert E.2025-12-24: 1 sale — Calkins Daniel2026-01-12: 2 sales — Paterson Dan, Calkins Daniel2026-02-04: 1 sale — Paterson Dan2026-05-04: 1 sale — Paterson Dan2026-06-22: 3 sales — Paterson Dan, Calkins Daniel2026-08-03: 1 sale — Paterson Dan2012-01-272026-08-03
Insider profileRoleDateTransactionSharesPrice
Paterson DanPresident and CEO2026-08-03Sale1,302$5.81
Paterson DanPresident and CEO2026-06-22Sale20,871.0$4.18
Calkins DanielChief Financial Officer2026-06-22Sale57.0$4.13
Calkins DanielChief Financial Officer2026-06-22Sale4,032.0$4.18
Paterson DanPresident and CEO2026-05-04Sale806.0$5.82
Paterson DanPresident and CEO2026-02-04Sale970.0$6.69
Paterson DanPresident and CEO2026-01-12Sale10,321.0$7.16
Calkins DanielChief Financial Officer2026-01-12Sale5,039.0$7.16
Calkins DanielChief Financial Officer2025-12-24Sale80.0$7.86
Stuglik Brian MDirector2025-12-16Sale592.0$9.14
Paterson DanPresident and CEO2025-12-16Sale393.0$9.14
Gagnon Robert E.Director2025-12-16Sale283.0$9.14
Paterson DanPresident and CEO2025-12-11Sale2,000.0$10.0
Paterson DanPresident and CEO2025-12-10Sale2,000.0$10.07
Paterson DanPresident and CEO2025-12-09Sale2,000.0$10.25
Paterson DanPresident and CEO2025-12-08Sale2,000.0$10.5
Paterson DanPresident and CEO2025-12-05Sale2,000.0$10.61
Paterson DanPresident and CEO2025-12-04Sale2,000.0$10.0
Paterson DanPresident and CEO2025-12-03Sale2,000.0$10.0
Paterson DanPresident and CEO2025-12-02Sale2,000.0$10.32
Paterson DanPresident and CEO2025-12-01Sale2,000.0$10.39
Paterson DanPresident and CEO2025-11-28Sale2,000.0$10.79
Paterson DanPresident and CEO2025-11-26Sale2,000.0$10.32
Paterson DanPresident and CEO2025-11-25Sale2,000.0$10.0
Paterson DanPresident and CEO2025-11-24Sale2,000.0$10.0
Bunn Paul A.Director2025-11-21Sale6,250.0$10.0
Kauffman MichaelDirector2025-11-21Sale8,550.0$10.0
Paterson DanPresident and CEO2025-11-21Sale2,000.0$10.0
Paterson DanPresident and CEO2025-11-03Sale2,000.0$10.0
Paterson DanPresident and CEO2025-11-03Sale1,299.0$9.35
Bunn Paul A.Director2025-10-09Sale8,333.0$9.06
Calkins DanielChief Financial Officer2025-09-24Sale25.0$9.23
Calkins DanielChief Financial Officer2025-09-22Sale57.0$9.08
Stuglik Brian MDirector2025-09-16Sale587.0$9.99
Gagnon Robert E.Director2025-09-16Sale281.0$9.99
Paterson DanPresident and CEO2025-09-16Sale390.0$9.99
Paterson DanPresident and CEO2025-08-06Sale1,332.0$5.81
Calkins DanielChief Financial Officer2025-06-23Sale25.0$4.71
Paterson DanPresident and CEO2025-06-20Sale17,808.0$5.13
Calkins DanielChief Financial Officer2025-06-20Sale4,110.0$5.13
Paterson DanPresident and CEO2025-06-16Sale335.0$5.65
Gagnon Robert E.Director2025-06-16Sale284.0$5.65
Stuglik Brian MDirector2025-06-16Sale594.0$5.65
Calkins DanielChief Financial Officer2025-05-20Sale11,143.0$8.13
Paterson DanPresident and CEO2025-05-20Sale58,677.0$8.13
Paterson DanPresident and CEO2025-05-05Sale820.0$7.3
Calkins DanielChief Financial Officer2025-03-24Sale26.0$7.04
Calkins DanielChief Financial Officer2025-03-20Sale65.0$6.89
Paterson DanPresident and CEO2025-03-17Sale244.0$6.95
Gagnon Robert E.Director2025-03-17Sale284.0$6.95
Stuglik Brian MDirector2025-03-17Sale593.0$6.95
Paterson DanPresident and CEO2025-02-04Sale858.0$5.7
Paterson DanPresident and CEO2025-01-13Sale8,568.0$5.24
Calkins DanielChief Financial Officer2025-01-06Sale6.0$6.94
Calkins DanielChief Financial Officer2024-12-24Sale28.0$3.91
Calkins DanielChief Financial Officer2024-12-20Sale65.0$4.34
Gagnon Robert E.Director2024-12-19Sale130.0$4.37
Stuglik Brian MDirector2024-12-19Sale334.0$4.37
Paterson DanPresident and CEO2024-12-19Sale183.0$4.37
Gagnon Robert E.Director2024-12-16Sale285.0$4.54
Stuglik Brian MDirector2024-12-16Sale595.0$4.54
Paterson DanPresident and CEO2024-12-16Sale244.0$4.54
Paterson DanPresident and CEO2024-11-05Sale812.0$3.84
Calkins DanielChief Financial Officer2024-10-07Sale6.0$2.86
Calkins DanielChief Financial Officer2024-09-24Sale28.0$2.68
Calkins DanielChief Financial Officer2024-09-20Sale65.0$2.8
Gagnon Robert E.Director2024-09-19Sale131.0$2.79
Paterson DanPresident and CEO2024-09-19Sale184.0$2.79
Stuglik Brian MDirector2024-09-19Sale336.0$2.79
Gagnon Robert E.Director2024-09-16Sale287.0$2.8
Stuglik Brian MDirector2024-09-16Sale600.0$2.8
Paterson DanPresident and CEO2024-09-16Sale246.0$2.8
Paterson DanPresident and CEO2024-08-05Sale3,245.0$2.16
Calkins DanielChief Financial Officer2024-07-09Sale7.0$2.62
Calkins DanielChief Financial Officer2024-06-24Sale28.0$3.15
Calkins DanielChief Financial Officer2024-06-20Sale67.0$3.16
Gagnon Robert E.Director2024-06-20Sale131.0$3.21
Paterson DanPresident and CEO2024-06-20Sale183.0$3.21
Stuglik Brian MDirector2024-06-20Sale335.0$3.21
Gagnon Robert E.Director2024-06-17Sale283.0$3.49
Paterson DanPresident and CEO2024-06-17Sale244.0$3.49
Stuglik Brian MDirector2024-06-17Sale593.0$3.49
Calkins DanielChief Financial Officer2024-04-05Sale6.0$10.87
Calkins DanielChief Financial Officer2024-03-25Sale25.0$12.02
Calkins DanielChief Financial Officer2024-03-20Sale55.0$11.07
Gagnon Robert E.Director2024-03-19Sale130.0$10.38
Paterson DanPresident and CEO2024-03-19Sale182.0$10.38
Stuglik Brian MDirector2024-03-19Sale273.0$10.38
Gagnon Robert E.Director2024-03-18Sale283.0$10.71
Paterson DanPresident and CEO2024-03-18Sale244.0$10.71
Stuglik Brian MDirector2024-03-18Sale537.0$10.71
Gagnon Robert E.Director2024-02-06Sale9,204.0$13.7
Gagnon Robert E.Director2024-01-12Sale9,204.0$10.95
Calkins DanielChief Financial Officer2024-01-05Sale6.0$8.5
Calkins DanielChief Financial Officer2023-12-26Sale25.0$8.08
Calkins DanielChief Financial Officer2023-12-20Sale57.0$7.93
Gagnon Robert E.Director2023-12-19Sale130.0$7.73
Paterson DanPresident and CEO2023-12-19Sale183.0$7.73
Stuglik Brian MDirector2023-12-19Sale274.0$7.73
Gagnon Robert E.Director2023-12-18Sale284.0$7.64