Stergiou Angelos M. has filed 10 insider transactions across 1 company since February 2023.
Most recent transaction: a transaction of 187066 shares of SELLAS Life Sciences Group, Inc. ($SLS) on December 03, 2025.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 3, 2025 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | J | Common Stock | 187066 | $1.50 | 686,966.0000 | 142,442,239 | 21.40% | 0.13% |
| Jan. 10, 2025 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | A | Common Stock | 243900 | $0.00 | 859,032.0000 | 0 | 39.65% | 0.00% |
| Jan. 10, 2025 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | A | Stock Option (Right to Buy) | 385750 | $0.00 | 385,750.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | A | Common Stock | 257000 | $0.00 | 615,132.0000 | 0 | 71.76% | 0.00% |
| Dec. 4, 2024 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | J | Common Stock | 28289 | $1.13 | 358,132.0000 | 0 | 7.32% | 0.00% |
| Jan. 22, 2024 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | A | Common Stock | 159000 | $0.00 | 376,421.0000 | 0 | 73.13% | 0.00% |
| Jan. 22, 2024 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | A | Stock Option (Right to Buy) | 238500 | $0.00 | 238,500.0000 | 0 | 9999.99% | 0.00% |
| Dec. 6, 2023 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | J | Class A Common Stock | 12268 | $1.08 | 217,421.0000 | 0 | 5.34% | 0.00% |
| Feb. 2, 2023 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | A | Common Stock | 58000 | $0.00 | 219,689.0000 | 0 | 35.87% | 0.00% |
| Feb. 2, 2023 | SELLAS Life Sciences Group, Inc. | $SLS | Stergiou Angelos M. | President and CEO | A | Stock Option (Right to Buy) | 217500 | $0.00 | 217,500.0000 | 0 | 9999.99% | 0.00% |