In the last 12 months, insiders at SELLAS Life Sciences Group, Inc. ($SLS) filed 76 transactions with the SEC: 4 open-market purchases totaling $185,406 and 0 sales totaling $0. Net insider sentiment: net buying.
SELLAS Life Sciences Group, Inc. operates in the Pharmaceutical preparations industry (Life sciences sector).
Most Active Insiders
- Stergiou Angelos M. (President and CEO) — 10 transactions totaling $325,815
- Kalin Katherine Bach (Director) — 9 transactions totaling $136,806
- CICIC DRAGAN (SVP, Chief Development Officer) — 6 transactions totaling $105,029
- Burns John Thomas (CFO) — 11 transactions totaling $99,148
- Wasman Jane (Director) — 8 transactions totaling $33,800
View all SEC Filings for SELLAS Life Sciences Group, Inc. (SLS).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 7, 2026 | Varian John | Director | A | Common Stock | 50000 | $0.00 | 72,900.0000 | 142,442,239 | 218.34% | 0.04% |
| Jan. 7, 2026 | CICIC DRAGAN | SVP, Chief Development Officer | A | Common Stock | 300000 | $0.00 | 557,805.0000 | 142,442,239 | 116.37% | 0.21% |
| Jan. 7, 2026 | SCHEINBERG DAVID A | Director | A | Common Stock | 50000 | $0.00 | 73,082.0000 | 142,442,239 | 216.62% | 0.04% |
| Jan. 7, 2026 | VAN NOSTRAND ROBERT L | Director | A | Common Stock | 50000 | $0.00 | 82,900.0000 | 142,442,239 | 151.98% | 0.04% |
| Jan. 7, 2026 | Wasman Jane | Director | A | Common Stock | 50000 | $0.00 | 92,900.0000 | 142,442,239 | 116.55% | 0.04% |
| Jan. 7, 2026 | Kalin Katherine Bach | Director | A | Common Stock | 50000 | $0.00 | 154,400.0000 | 142,442,239 | 47.89% | 0.04% |
| Jan. 7, 2026 | Burns John Thomas | CFO | A | Common Stock | 300000 | $0.00 | 554,327.0000 | 142,442,239 | 117.96% | 0.21% |
| Dec. 3, 2025 | CICIC DRAGAN | SVP, Chief Development Officer | J | Common Stock | 63800 | $1.50 | 257,805.0000 | 142,442,239 | 19.84% | 0.04% |
| Dec. 3, 2025 | Burns John Thomas | CFO | J | Common Stock | 58592 | $1.50 | 254,327.0000 | 142,442,239 | 18.72% | 0.04% |
| Dec. 3, 2025 | Stergiou Angelos M. | President and CEO | J | Common Stock | 187066 | $1.50 | 686,966.0000 | 142,442,239 | 21.40% | 0.13% |
| Nov. 19, 2025 | Kalin Katherine Bach | Director | P | Common Stock | 63400 | $1.59 | 104,400.0000 | 142,442,239 | 154.63% | 0.04% |
| June 12, 2025 | VAN NOSTRAND ROBERT L | Director | P | Common Stock | 10000 | $1.48 | 20,400.0000 | 90,846,692 | 96.15% | 0.01% |
| May 30, 2025 | Wasman Jane | Director | P | Common Stock | 20000 | $1.69 | 30,400.0000 | 90,846,692 | 192.31% | 0.02% |
| May 22, 2025 | Kalin Katherine Bach | Director | P | Common Stock | 20000 | $1.80 | 41,000.0000 | 90,846,692 | 95.24% | 0.02% |
| Jan. 10, 2025 | Kalin Katherine Bach | Director | A | Stock Option (Right to Buy) | 18500 | $0.00 | 18,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | Varian John | Director | A | Common Stock | 12500 | $0.00 | 22,900.0000 | 0 | 120.19% | 0.00% |
| Jan. 10, 2025 | CICIC DRAGAN | SVP, Chief Development Officer | A | Common Stock | 113000 | $0.00 | 228,328.0000 | 0 | 97.98% | 0.00% |
| Jan. 10, 2025 | CICIC DRAGAN | SVP, Chief Development Officer | A | Common Stock | 81300 | $0.00 | 309,628.0000 | 0 | 35.61% | 0.00% |
| Jan. 10, 2025 | CICIC DRAGAN | SVP, Chief Development Officer | A | Stock Option (Right to Buy) | 169500 | $0.00 | 169,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | Varian John | Director | A | Stock Option (Right to Buy) | 18500 | $0.00 | 18,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | Burns John Thomas | CFO | A | Common Stock | 81300 | $0.00 | 299,062.0000 | 0 | 37.33% | 0.00% |
| Jan. 10, 2025 | Burns John Thomas | CFO | A | Common Stock | 113000 | $0.00 | 217,762.0000 | 0 | 107.86% | 0.00% |
| Jan. 10, 2025 | Burns John Thomas | CFO | A | Stock Option (Right to Buy) | 169500 | $0.00 | 169,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | Stergiou Angelos M. | President and CEO | A | Common Stock | 257000 | $0.00 | 615,132.0000 | 0 | 71.76% | 0.00% |
| Jan. 10, 2025 | Stergiou Angelos M. | President and CEO | A | Common Stock | 243900 | $0.00 | 859,032.0000 | 0 | 39.65% | 0.00% |
| Jan. 10, 2025 | 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 | SCHEINBERG DAVID A | Director | A | Common Stock | 12500 | $0.00 | 23,082.0000 | 0 | 118.13% | 0.00% |
| Jan. 10, 2025 | SCHEINBERG DAVID A | Director | A | Stock Option (Right to Buy) | 18500 | $0.00 | 18,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | Wasman Jane | Director | A | Common Stock | 12500 | $0.00 | 22,900.0000 | 0 | 120.19% | 0.00% |
| Jan. 10, 2025 | Wasman Jane | Director | A | Stock Option (Right to Buy) | 18500 | $0.00 | 18,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | VAN NOSTRAND ROBERT L | Director | A | Common Stock | 12500 | $0.00 | 22,900.0000 | 0 | 120.19% | 0.00% |
| Jan. 10, 2025 | VAN NOSTRAND ROBERT L | Director | A | Stock Option (Right to Buy) | 18500 | $0.00 | 18,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 10, 2025 | Kalin Katherine Bach | Director | A | Common Stock | 12500 | $0.00 | 21,000.0000 | 0 | 147.06% | 0.00% |
| Dec. 4, 2024 | CICIC DRAGAN | SVP, Chief Development Officer | J | Common Stock | 8256 | $1.13 | 115,328.0000 | 0 | 6.68% | 0.00% |
| Dec. 4, 2024 | Stergiou Angelos M. | President and CEO | J | Common Stock | 28289 | $1.13 | 358,132.0000 | 0 | 7.32% | 0.00% |
| Dec. 4, 2024 | Burns John Thomas | CFO | J | Common Stock | 7165 | $1.13 | 104,762.0000 | 0 | 6.40% | 0.00% |
| Jan. 22, 2024 | Francomano Robert | Chief Commercial Officer | A | Stock Option (Right to Buy) | 30000 | $0.00 | 30,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | Varian John | Director | A | Common Stock | 6000 | $0.00 | 10,400.0000 | 0 | 136.36% | 0.00% |
| Jan. 22, 2024 | Varian John | Director | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | VAN NOSTRAND ROBERT L | Director | A | Common Stock | 6000 | $0.00 | 10,400.0000 | 0 | 136.36% | 0.00% |
| Jan. 22, 2024 | VAN NOSTRAND ROBERT L | Director | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | Burns John Thomas | CFO | A | Common Stock | 47000 | $0.00 | 101,927.0000 | 0 | 85.57% | 0.00% |
| Jan. 22, 2024 | Burns John Thomas | CFO | A | Stock Option (Right to Buy) | 75000 | $0.00 | 75,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | Wasman Jane | Director | A | Common Stock | 6000 | $0.00 | 10,400.0000 | 0 | 136.36% | 0.00% |
| Jan. 22, 2024 | Kalin Katherine Bach | Director | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | Wasman Jane | Director | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | Francomano Robert | Chief Commercial Officer | A | Common Stock | 20000 | $0.00 | 40,918.0000 | 0 | 95.61% | 0.00% |
| Jan. 22, 2024 | Kalin Katherine Bach | Director | A | Common Stock | 6000 | $0.00 | 8,500.0000 | 0 | 240.00% | 0.00% |
| Jan. 22, 2024 | WOOD BARBARA A | EVP, Gen. Counsel, Corp. Sec. | A | Stock Option (Right to Buy) | 50000 | $0.00 | 50,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | WOOD BARBARA A | EVP, Gen. Counsel, Corp. Sec. | A | Common Stock | 35000 | $0.00 | 117,225.0000 | 0 | 42.57% | 0.00% |
| Jan. 22, 2024 | SCHEINBERG DAVID A | Director | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | SCHEINBERG DAVID A | Director | A | Common Stock | 6000 | $0.00 | 10,582.0000 | 0 | 130.95% | 0.00% |
| Jan. 22, 2024 | Stergiou Angelos M. | President and CEO | A | Stock Option (Right to Buy) | 238500 | $0.00 | 238,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 22, 2024 | Stergiou Angelos M. | President and CEO | A | Common Stock | 159000 | $0.00 | 376,421.0000 | 0 | 73.13% | 0.00% |
| Dec. 6, 2023 | Stergiou Angelos M. | President and CEO | J | Class A Common Stock | 12268 | $1.08 | 217,421.0000 | 0 | 5.34% | 0.00% |
| Dec. 6, 2023 | Burns John Thomas | CFO | J | Class A Common Stock | 2929 | $1.08 | 54,927.0000 | 0 | 5.06% | 0.00% |
| Dec. 6, 2023 | WOOD BARBARA A | EVP, Gen. Counsel, Corp. Sec. | J | Class A Common Stock | 4119 | $1.08 | 82,225.0000 | 0 | 4.77% | 0.00% |
| Dec. 6, 2023 | Francomano Robert | Chief Commercial Officer | J | Class A Common Stock | 1082 | $1.08 | 20,918.0000 | 0 | 4.92% | 0.00% |
| Feb. 2, 2023 | Wasman Jane | Director | A | Common Stock | 2500 | $0.00 | 4,400.0000 | 0 | 131.58% | 0.00% |
| Feb. 2, 2023 | Wasman Jane | Director | A | Stock Option (Right to Buy) | 9500 | $0.00 | 9,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | VAN NOSTRAND ROBERT L | Director | A | Common Stock | 2500 | $0.00 | 4,400.0000 | 0 | 131.58% | 0.00% |
| Feb. 2, 2023 | VAN NOSTRAND ROBERT L | Director | A | Stock Option (Right to Buy) | 9500 | $0.00 | 9,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | SCHEINBERG DAVID A | Director | A | Common Stock | 2500 | $0.00 | 4,582.0000 | 0 | 120.08% | 0.00% |
| Feb. 2, 2023 | SCHEINBERG DAVID A | Director | A | Stock Option (Right to Buy) | 9500 | $0.00 | 9,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | Kalin Katherine Bach | Director | A | Common Stock | 2500 | $0.00 | 2,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | Kalin Katherine Bach | Director | A | Stock Option (Right to Buy) | 9500 | $0.00 | 9,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | WOOD BARBARA A | EVP, Gen. Counsel, Corp. Sec. | A | Common Stock | 20000 | $0.00 | 76,344.0000 | 0 | 35.50% | 0.00% |
| Feb. 2, 2023 | WOOD BARBARA A | EVP, Gen. Counsel, Corp. Sec. | A | Stock Option (Right to Buy) | 80000 | $0.00 | 80,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | Burns John Thomas | CFO | A | Common Stock | 20000 | $0.00 | 49,347.0000 | 0 | 68.15% | 0.00% |
| Feb. 2, 2023 | Burns John Thomas | CFO | A | Stock Option Right to Buy) | 75000 | $0.00 | 75,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | Stergiou Angelos M. | President and CEO | A | Common Stock | 58000 | $0.00 | 219,689.0000 | 0 | 35.87% | 0.00% |
| Feb. 2, 2023 | Francomano Robert | Chief Commercial Officer | A | Common Stock | 12000 | $0.00 | 12,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | Stergiou Angelos M. | President and CEO | A | Stock Option (Right to Buy) | 217500 | $0.00 | 217,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | Francomano Robert | Chief Commercial Officer | A | Stock Option (Right to Buy) | 45000 | $0.00 | 45,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 2, 2023 | Varian John | Director | A | Common Stock | 2500 | $0.00 | 4,400.0000 | 0 | 131.58% | 0.00% |
| Feb. 2, 2023 | Varian John | Director | A | Stock Option (Right to Buy) | 9500 | $0.00 | 9,500.0000 | 0 | 9999.99% | 0.00% |