Paterson Dan, President and CEO of Verastem Inc. ($VSTM), sold shares on the open market 26 times over the last 365 days for a total of nearly $1 million. His most recent sale occurred on February 4, 2026. These $VSTM insider sales rank 4,952nd out of 11,678 individual insiders, below the average of $8.6 million per seller and 6.4 transactions. Paterson Dan recorded no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 4, 2026 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 970 | $6.69 | 612,919.0000 | 69,309,000 | 0.16% | 0.00% |
| Jan. 21, 2026 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Common Stock | 213785 | $0.00 | 613,889.0000 | 69,309,000 | 53.43% | 0.31% |
| Jan. 12, 2026 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 10321 | $7.16 | 400,104.0000 | 69,309,000 | 2.51% | 0.01% |
| Dec. 16, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 393 | $9.14 | 410,425.0000 | 73,157,000 | 0.10% | 0.00% |
| Dec. 11, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.00 | 410,818.0000 | 73,157,000 | 0.48% | 0.00% |
| Dec. 10, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.07 | 412,818.0000 | 73,157,000 | 0.48% | 0.00% |
| Dec. 8, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.50 | 416,818.0000 | 73,157,000 | 0.48% | 0.00% |
| Dec. 5, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.61 | 418,818.0000 | 73,157,000 | 0.48% | 0.00% |
| Dec. 9, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.25 | 414,818.0000 | 73,157,000 | 0.48% | 0.00% |
| Dec. 4, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.00 | 420,818.0000 | 73,157,000 | 0.47% | 0.00% |
| Dec. 2, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.32 | 424,818.0000 | 73,157,000 | 0.47% | 0.00% |
| Dec. 3, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.00 | 422,818.0000 | 73,157,000 | 0.47% | 0.00% |
| Nov. 28, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.79 | 428,818.0000 | 73,157,000 | 0.46% | 0.00% |
| Nov. 26, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.32 | 430,818.0000 | 73,157,000 | 0.46% | 0.00% |
| Dec. 1, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.39 | 426,818.0000 | 73,157,000 | 0.47% | 0.00% |
| Nov. 25, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.00 | 432,818.0000 | 73,157,000 | 0.46% | 0.00% |
| Nov. 24, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.00 | 434,818.0000 | 73,157,000 | 0.46% | 0.00% |
| Nov. 21, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.00 | 436,818.0000 | 73,157,000 | 0.46% | 0.00% |
| Nov. 3, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 1299 | $9.35 | 440,818.0000 | 73,157,000 | 0.29% | 0.00% |
| Nov. 3, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 2000 | $10.00 | 438,818.0000 | 73,157,000 | 0.45% | 0.00% |
| Sept. 16, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 390 | $9.99 | 442,117.0000 | 74,037,000 | 0.09% | 0.00% |
| Aug. 6, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 1332 | $5.81 | 442,507.0000 | 74,037,000 | 0.30% | 0.00% |
| June 20, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 17808 | $5.13 | 443,839.0000 | 54,173,000 | 3.86% | 0.03% |
| June 16, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 335 | $5.65 | 461,647.0000 | 54,173,000 | 0.07% | 0.00% |
| May 16, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Common Stock | 25000 | $0.00 | 370,659.0000 | 54,173,000 | 6.32% | 0.05% |
| May 16, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Common Stock | 150000 | $0.00 | 520,659.0000 | 54,173,000 | 22.37% | 0.28% |
| May 20, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 58677 | $8.13 | 461,982.0000 | 54,173,000 | 11.27% | 0.11% |
| May 5, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 820 | $7.30 | 345,659.0000 | 54,173,000 | 0.24% | 0.00% |
| March 17, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 244 | $6.95 | 346,479.0000 | 35,713,000 | 0.07% | 0.00% |
| Feb. 4, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 858 | $5.70 | 346,723.0000 | 35,713,000 | 0.25% | 0.00% |
| Jan. 10, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Common Stock | 100000 | $0.00 | 331,149.0000 | 35,713,000 | 43.26% | 0.28% |
| Jan. 10, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Common Stock | 25000 | $0.00 | 356,149.0000 | 35,713,000 | 7.55% | 0.07% |
| Jan. 13, 2025 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 8568 | $5.24 | 347,581.0000 | 35,713,000 | 2.41% | 0.02% |
| Dec. 19, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 183 | $4.37 | 231,149.0000 | 40,258,000 | 0.08% | 0.00% |
| Dec. 16, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 244 | $4.54 | 231,332.0000 | 40,258,000 | 0.11% | 0.00% |
| Nov. 5, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 812 | $3.84 | 231,576.0000 | 40,258,000 | 0.35% | 0.00% |
| Sept. 19, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 184 | $2.79 | 232,388.0000 | 26,861,000 | 0.08% | 0.00% |
| Sept. 16, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 246 | $2.80 | 232,572.0000 | 26,861,000 | 0.11% | 0.00% |
| Aug. 5, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 3245 | $2.16 | 232,818.0000 | 26,861,000 | 1.37% | 0.01% |
| June 18, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Common Stock | 150000 | $0.00 | 236,246.0000 | 26,832,000 | 173.92% | 0.56% |
| June 17, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 244 | $3.49 | 86,246.0000 | 26,832,000 | 0.28% | 0.00% |
| June 20, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 183 | $3.21 | 236,063.0000 | 26,832,000 | 0.08% | 0.00% |
| March 19, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 182 | $10.38 | 86,490.0000 | 22,054,000 | 0.21% | 0.00% |
| March 18, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | S | Common Stock | 244 | $10.71 | 86,672.0000 | 22,054,000 | 0.28% | 0.00% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 20832 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.09% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 12064 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.05% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 11166 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.05% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 5500 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.02% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 8333 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.04% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 6249 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.03% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 3750 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.02% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Stock Option (right to buy) | 23843 | $0.00 | 23,843.0000 | 22,054,000 | 9999.99% | 0.11% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | A | Stock Option (right to buy) | 144137 | $0.00 | 144,137.0000 | 22,054,000 | 9999.99% | 0.65% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 30708 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.14% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 33962 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.15% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 12500 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.06% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 16666 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.08% |
| March 11, 2024 | Verastem, Inc. | $VSTM | Paterson Dan | President and CEO | D | Stock Option (right to buy) | 6250 | $0.00 | 0.0000 | 22,054,000 | 100.00% | 0.03% |