Paterson Dan
SEC CIK 1563202 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| VSTM | Verastem, Inc. | Pres, COO | 589.9K | — | $1.27M | 47 | 2021-08-12 | 2026-08-03 |
Most active insiders at VSTM, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Paterson Dan | Pres, CEO, Dir | — | $502.1K |
| 2 | Bunn Paul A. | Dir | — | $138.0K |
| 3 | Kauffman Michael | Dir | — | $85.5K |
| 4 | Calkins Daniel | CFO | — | $54.2K |
| 5 | Stuglik Brian M | Dir | — | $5,411 |
| 6 | Gagnon Robert E. | Dir | — | $2,587 |
| 7 | Tollefson Karin Anna | Dir | — | — |
| 8 | ROBERTSON MICHELLE | Dir | — | — |
| 9 | Kapur Anil | Dir | — | — |
| 10 | JOHNSON JOHN | Dir | — | — |
Transactions 47
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-08-05 16:37 | 2026-08-03 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $5.81 | -1,302 | 589.9K | -0.2% | -$7,565 |
| T | 2026-06-24 16:45 | 2026-06-22 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $4.18 | -20.9K | 591.2K | -3% | -$87.2K |
| T | 2026-05-06 16:01 | 2026-05-04 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $5.82 | -806 | 612.1K | -0.1% | -$4,691 |
| 2026-02-05 | 2026-02-04 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $6.69 | -970 | 612.9K | -0.2% | -$6,489 | |
| 2026-01-23 | 2026-01-21 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | A - Grant | $0.00 | +213.8K | 613.9K | +53% | $0 | |
| 2026-01-14 | 2026-01-12 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $7.16 | -10.3K | 400.1K | -3% | -$73.9K | |
| 2025-12-18 | 2025-12-16 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $9.14 | -393 | 410.4K | -0.1% | -$3,592 | |
| M | 2025-12-12 | 2025-12-10+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $10.04 | -4,000 | 410.8K | -1.0% | -$40.1K |
| M | 2025-12-09 | 2025-12-05+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $10.45 | -6,000 | 418.8K | -1% | -$62.7K |
| M | 2025-12-04 | 2025-12-02+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $10.11 | -6,000 | 420.8K | -1% | -$60.6K |
| M | 2025-12-01 | 2025-11-26+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $10.50 | -6,000 | 428.8K | -1% | -$63.0K |
| M | 2025-11-25 | 2025-11-21+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $10.00 | -6,000 | 436.8K | -1% | -$60.0K |
| M | 2025-11-06 | 2025-11-03 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $9.74 | -3,299 | 438.8K | -0.7% | -$32.1K |
| 2025-09-18 | 2025-09-16 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $9.99 | -390 | 442.1K | -0.1% | -$3,896 | |
| 2025-08-06 | 2025-08-06 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $5.81 | -1,332 | 442.5K | -0.3% | -$7,739 | |
| 2025-06-24 | 2025-06-20 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $5.13 | -17.8K | 443.8K | -4% | -$91.4K | |
| 2025-06-20 | 2025-06-16 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $5.65 | -335 | 461.6K | -0.1% | -$1,893 | |
| 2025-05-20 | 2025-05-20 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $8.13 | -58.7K | 462.0K | -11% | -$477.0K | |
| M | 2025-05-20 | 2025-05-16 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | A - Grant | $0.00 | -175.0K | 370.7K | -32% | $0 |
| 2025-05-07 | 2025-05-05 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $7.30 | -820 | 345.7K | -0.2% | -$5,986 | |
| 2025-03-19 | 2025-03-17 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $6.95 | -244 | 346.5K | -0.1% | -$1,696 | |
| 2025-02-05 | 2025-02-04 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $5.70 | -858 | 346.7K | -0.2% | -$4,891 | |
| M | 2025-01-14 | 2025-01-10 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | A - Grant | $0.00 | +125.0K | 356.1K | +54% | $0 |
| 2025-01-14 | 2025-01-13 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $5.24 | -8,568 | 347.6K | -2% | -$44.9K | |
| M | 2024-12-20 | 2024-12-16+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $4.47 | -427 | 231.3K | -0.2% | -$1,907 |
| 2024-11-07 | 2024-11-05 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $3.84 | -812 | 231.6K | -0.3% | -$3,118 | |
| 2024-09-20 | 2024-09-19 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $2.79 | -184 | 232.4K | -0.1% | -$513.36 | |
| 2024-09-18 | 2024-09-16 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $2.80 | -246 | 232.6K | -0.1% | -$688.80 | |
| 2024-08-07 | 2024-08-05 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $2.16 | -3,245 | 232.8K | -1% | -$7,009 | |
| M | 2024-06-20 | 2024-06-17+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $3.37 | -427 | 236.1K | -0.2% | -$1,439 |
| 2024-06-20 | 2024-06-18 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | A - Grant | $0.00 | +150.0K | 236.2K | +174% | $0 | |
| M | 2024-03-20 | 2024-03-18+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $10.57 | -426 | 86.7K | -0.5% | -$4,502 |
| M | 2023-12-20 | 2023-12-18+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $7.68 | -427 | 86.9K | -0.5% | -$3,279 |
| M | 2023-09-20 | 2023-09-18+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | S - Sale | $9.88 | -423 | 87.5K | -0.5% | -$4,179 |
| D | 2023-08-04 | 2023-08-02 | VSTM | Verastem, Inc. | Paterson Dan | Pres, CEO, Dir | A - Grant | $0.00 | +50.0K | 87.8K | +132% | $0 |
| M | 2023-06-21 | 2023-06-16+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $10.08 | -427 | 37.9K | -1% | -$4,305 |
| M | 2023-03-20 | 2023-03-16+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $0.4128 | -5,477 | 460.7K | -1% | -$2,261 |
| M | 2022-12-20 | 2022-12-16+ | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $0.3952 | -18.6K | 466.8K | -4% | -$7,363 |
| 2022-09-21 | 2022-09-19 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $1.13 | -2,786 | 482.5K | -0.6% | -$3,148 | |
| 2022-06-22 | 2022-06-21 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $1.14 | -2,701 | 485.2K | -0.6% | -$3,079 | |
| 2022-05-17 | 2022-05-14 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | A - Grant | $0.00 | +15.0K | 492.9K | +3% | $0 | |
| 2022-05-17 | 2022-05-16 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $1.03 | -4,988 | 487.9K | -1% | -$5,138 | |
| 2022-03-23 | 2022-03-21 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $1.27 | -2,818 | 477.9K | -0.6% | -$3,579 | |
| 2022-01-05 | 2022-01-03 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $2.05 | -23.5K | 480.8K | -5% | -$48.2K | |
| 2021-12-22 | 2021-12-20 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | S - Sale | $2.27 | -11.0K | 504.3K | -2% | -$25.0K | |
| D | 2021-12-17 | 2021-12-15 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | A - Grant | $0.00 | +181.5K | 515.3K | +54% | $0 |
| D | 2021-12-17 | 2021-08-12 | VSTM | Verastem, Inc. | Paterson Dan | Pres, COO | F - Tax | $2.87 | -50.2K | 333.8K | -13% | -$144.2K |
Purchase Sale Sale after option exercise All abbreviations