GRYSKA DAVID W has filed 9 insider transactions across 2 companies since June 2023.
Most recent transaction: a grant/award of 75187 shares of Definium Therapeutics, Inc. ($DFTX) on June 12, 2025.
Activity breakdown: 2 open-market purchases and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| June 12, 2025 | Definium Therapeutics, Inc. | $DFTX | GRYSKA DAVID W | Not found | A | Stock Option (Right to Buy) | 75187 | $0.00 | 75,187.0000 | 75,368,359 | 9999.99% | 0.10% |
| March 20, 2025 | Forte Biosciences, Inc. | $FBRX | GRYSKA DAVID W | Not found | A | Stock Option (right to buy) | 31000 | $0.00 | 31,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 5, 2024 | Definium Therapeutics, Inc. | $DFTX | GRYSKA DAVID W | Not found | P | Common Shares | 2500 | $7.17 | 19,851.0000 | 0 | 14.41% | 0.00% |
| Aug. 23, 2024 | Definium Therapeutics, Inc. | $DFTX | GRYSKA DAVID W | Not found | P | Common Shares | 3500 | $5.98 | 17,351.0000 | 0 | 25.27% | 0.00% |
| Aug. 20, 2024 | Forte Biosciences, Inc. | $FBRX | GRYSKA DAVID W | Not found | A | Stock Option (right to buy) | 50000 | $0.00 | 50,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | Definium Therapeutics, Inc. | $DFTX | GRYSKA DAVID W | Not found | A | Stock Option (Right to Buy) | 16506 | $0.00 | 16,506.0000 | 0 | 9999.99% | 0.00% |
| June 21, 2023 | Definium Therapeutics, Inc. | $DFTX | GRYSKA DAVID W | Director | A | Common Shares | 13851 | $0.00 | 13,851.0000 | 0 | 9999.99% | 0.00% |
| June 21, 2023 | Definium Therapeutics, Inc. | $DFTX | GRYSKA DAVID W | Director | A | Stock Option (Right to Buy) | 37594 | $0.00 | 37,594.0000 | 0 | 9999.99% | 0.00% |
| June 21, 2023 | Definium Therapeutics, Inc. | $DFTX | GRYSKA DAVID W | Director | A | Director's Deferred Share Units | 13131 | $0.00 | 13,131.0000 | 0 | 9999.99% | 0.00% |