Jonathan P. Foster, CFO of Moleculin Biotech ($MBRX), made one open market purchase of company shares in the past year, totaling nearly $100,000, with the most recent on June 23, 2025. This ranks 2,261st among 4,983 individual insiders by purchase value in our database, compared to an average of $1.5 million over 3.29 transactions. He reported no open market sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 18, 2026 | Empery Digital Inc. | $EMPD | Foster Jonathan P. | Director | J | Stock Option (Right to buy) | 1 | $0.00 | 0.0000 | 42,337,879 | 100.00% | 0.00% |
| Feb. 18, 2026 | Empery Digital Inc. | $EMPD | Foster Jonathan P. | Director | J | Stock Option (Right to buy) | 2 | $0.00 | 0.0000 | 42,337,879 | 100.00% | 0.00% |
| Feb. 18, 2026 | Empery Digital Inc. | $EMPD | Foster Jonathan P. | Director | J | Stock Option (Right to buy) | 1 | $0.00 | 0.0000 | 42,337,879 | 100.00% | 0.00% |
| Nov. 12, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | EVP & CFO | A | Performance Based Restricted Stock Units | 400000 | $0.00 | 2,017,695.0000 | 50,910,476 | 24.73% | 0.79% |
| Nov. 12, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | EVP & CFO | A | Stock option (right to buy) | 600000 | $0.00 | 1,617,695.0000 | 50,910,476 | 58.96% | 1.18% |
| Nov. 4, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 20625 | $0.00 | 308,212.0000 | 14,000,494 | 7.17% | 0.15% |
| Nov. 4, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Restricted Stock Units | 20625 | $0.00 | 1,017,695.0000 | 14,000,494 | 1.99% | 0.15% |
| Nov. 4, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 5023 | $0.50 | 303,189.0000 | 14,000,494 | 1.63% | 0.04% |
| July 21, 2025 | Empery Digital Inc. | $EMPD | Foster Jonathan P. | Director | A | Common Stock | 20000 | $10.00 | 20,000.0000 | 630,865 | 9999.99% | 3.17% |
| July 17, 2025 | Empery Digital Inc. | $EMPD | Foster Jonathan P. | Director | A | Stock options (right to buy) | 10000 | $0.00 | 10,000.0000 | 630,865 | 9999.99% | 1.59% |
| June 20, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Restricted Stock Units | 2711 | $0.00 | 231,838.0000 | 14,000,494 | 1.16% | 0.02% |
| June 22, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Restricted Stock Units | 4328 | $0.00 | 227,510.0000 | 14,000,494 | 1.87% | 0.03% |
| June 23, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | P | Series E Warrants | 810810 | $0.00 | 1,038,320.0000 | 14,000,494 | 43.85% | 5.79% |
| June 20, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 2711 | $0.00 | 14,704.0000 | 14,000,494 | 22.60% | 0.02% |
| June 20, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | F | Common Stock | 661 | $0.27 | 14,043.0000 | 14,000,494 | 4.50% | 0.00% |
| June 22, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 4328 | $0.00 | 18,371.0000 | 14,000,494 | 30.82% | 0.03% |
| June 22, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | F | Common Stock | 1054 | $0.27 | 17,317.0000 | 14,000,494 | 5.74% | 0.01% |
| June 23, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | P | Common Stock | 270270 | $0.37 | 287,587.0000 | 14,000,494 | 1560.72% | 1.93% |
| June 16, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | F | Common Stock | 203 | $0.69 | 11,993.0000 | 14,000,494 | 1.66% | 0.00% |
| June 16, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 833 | $0.00 | 12,196.0000 | 14,000,494 | 7.33% | 0.01% |
| June 16, 2025 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Restricted Stock Units | 833 | $0.00 | 230,684.0000 | 14,000,494 | 0.36% | 0.01% |
| Nov. 4, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | A | Stock option (right to buy) | 65000 | $0.00 | 129,837.0000 | 0 | 100.25% | 0.00% |
| Nov. 4, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | A | Restricted Stock Units | 82500 | $0.00 | 212,337.0000 | 0 | 63.54% | 0.00% |
| Oct. 25, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | A | Performance Based Restricted Stock Units | 19180 | $0.00 | 231,517.0000 | 0 | 9.03% | 0.00% |
| June 22, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | F | Common Stock | 1053 | $3.74 | 11,363.0000 | 0 | 8.48% | 0.00% |
| June 22, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Restricted Stock Units | 4329 | $0.00 | 64,837.0000 | 0 | 6.26% | 0.00% |
| June 22, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 4329 | $0.00 | 12,416.0000 | 0 | 53.53% | 0.00% |
| June 20, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 2712 | $0.00 | 8,723.0000 | 0 | 45.12% | 0.00% |
| June 20, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | F | Common Stock | 636 | $3.78 | 8,087.0000 | 0 | 7.29% | 0.00% |
| June 20, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Restricted Stock Units | 2712 | $0.00 | 69,166.0000 | 0 | 3.77% | 0.00% |
| June 16, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Restricted Stock Units | 834 | $0.00 | 71,878.0000 | 0 | 1.15% | 0.00% |
| June 16, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | F | Common Stock | 196 | $4.14 | 6,011.0000 | 0 | 3.16% | 0.00% |
| June 16, 2024 | Moleculin Biotech, Inc. | $MBRX | Foster Jonathan P. | Chief Financial Officer | M | Common Stock | 834 | $0.00 | 6,207.0000 | 0 | 15.52% | 0.00% |
| July 12, 2023 | Empery Digital Inc. | $EMPD | Foster Jonathan P. | Director | A | Stock Option | 200000 | $0.00 | 376,250.0000 | 0 | 113.48% | 0.00% |
| July 26, 2022 | Empery Digital Inc. | $EMPD | Foster Jonathan P. | Director | A | Stock Option | 101250 | $0.00 | 176,250.0000 | 0 | 135.00% | 0.00% |