Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-06-23 Purchase | 2025-06-23 4:35 pm | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 270,270 | $0.37 | $100,000 | 1,785,255 (Direct) | View |
| 2025-06-23 Purchase | 2025-06-23 4:35 pm | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 675,675 | $0.37 | $250,000 | 3,926,990 (Direct) | View |
| 2023-12-26 Purchase | 2023-12-27 07:32 am | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 28,986 | $0.69 | $20,000 | 80,556 (Direct) | View |
| 2023-12-26 Purchase | 2023-12-27 07:31 am | Moleculin Biotech Inc. | MBRX | George Robert E. Director | 14,493 | $0.69 | $10,000 | 14,660 (Direct) | View |
| 2023-12-26 Purchase | 2023-12-27 07:31 am | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 188,404 | $0.69 | $129,999 | 680,880 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-11-12 Option Award | 2025-11-14 4:08 pm | N/A 2035-11-12 | Moleculin Biotech Inc. | MBRX | PICKER DONALD H CSO | 400,000 | $0 | 791,016 (Direct) | View |
| 2025-11-12 Option Award | 2025-11-14 4:08 pm | N/A 2035-11-12 | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. EVP & CFO | 1,000,000 | $0 | 3,635,390 (Direct) | View |
| 2025-11-12 Option Award | 2025-11-14 4:07 pm | N/A 2035-11-12 | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 1,580,000 | $0 | 7,171,462 (Direct) | View |
| 2025-11-12 Option Award | 2025-11-14 4:07 pm | 2026-11-12 2035-11-12 | Moleculin Biotech Inc. | MBRX | Yan Joy Director | 150,000 | $0 | 164,001 (Direct) | View |
| 2025-11-12 Option Award | 2025-11-14 4:06 pm | 2026-11-12 2035-11-12 | Moleculin Biotech Inc. | MBRX | Cermak Elizabeth Director | 150,000 | $0 | 164,668 (Direct) | View |
| 2025-11-12 Option Award | 2025-11-14 4:06 pm | 2026-11-12 2035-11-12 | Moleculin Biotech Inc. | MBRX | CANNON MICHAEL D Director | 150,000 | $0 | 165,336 (Direct) | View |
| 2025-11-12 Option Award | 2025-11-14 4:05 pm | 2026-11-12 2035-11-12 | Moleculin Biotech Inc. | MBRX | Climaco John M Director | 150,000 | $0 | 165,169 (Direct) | View |
| 2025-11-12 Option Award | 2025-11-14 4:05 pm | 2026-11-12 2035-11-12 | Moleculin Biotech Inc. | MBRX | George Robert E. Director | 150,000 | $0 | 165,336 (Direct) | View |
| 2025-11-04 Exercise | 2025-11-06 8:25 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 8,750 | $0 | 112,279 (Direct) | View |
| 2025-11-04 Tax Withholding | 2025-11-06 8:25 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 2,131 | $0.497 | 112,279 (Direct) | View |
| 2025-11-04 Exercise | 2025-11-06 8:24 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 28,750 | $0 | 3,146,087 (Direct) | View |
| 2025-11-04 Tax Withholding | 2025-11-06 8:24 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 7,001 | $0.497 | 3,146,087 (Direct) | View |
| 2025-11-04 Exercise | 2025-11-06 8:24 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 5,023 | $0.497 | 1,320,884 (Direct) | View |
| 2025-11-04 Exercise | 2025-11-06 8:24 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 20,625 | $0 | 1,320,884 (Direct) | View |
| 2025-06-20 Exercise | 2025-06-23 4:35 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 7,039 | $0 | 1,785,255 (Direct) | View |
| 2025-06-20 Tax Withholding | 2025-06-23 4:35 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 1,715 | $0.267 | 1,785,255 (Direct) | View |
| 2025-06-20 Exercise | 2025-06-23 4:35 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 12,740 | $0 | 3,926,990 (Direct) | View |
| 2025-06-20 Tax Withholding | 2025-06-23 4:35 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 3,104 | $0.267 | 3,926,990 (Direct) | View |
| 2025-06-20 Exercise | 2025-06-23 4:34 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 2,844 | $0 | 220,434 (Direct) | View |
| 2025-06-20 Tax Withholding | 2025-06-23 4:34 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 693 | $0.267 | 220,434 (Direct) | View |
| 2025-06-16 Exercise | 2025-06-18 9:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 833 | $0 | 242,677 (Direct) | View |
| 2025-06-16 Tax Withholding | 2025-06-18 9:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 203 | $0.6852 | 242,677 (Direct) | View |
| 2025-06-16 Exercise | 2025-06-18 9:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 1,667 | $0 | 428,371 (Direct) | View |
| 2025-06-16 Tax Withholding | 2025-06-18 9:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 406 | $0.6852 | 428,371 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:06 pm | N/A 2034-11-04 | Moleculin Biotech Inc. | MBRX | Yan Joy Director | 10,000 | $0 | 14,001 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:05 pm | N/A 2034-11-04 | Moleculin Biotech Inc. | MBRX | Cermak Elizabeth Director | 10,000 | $0 | 14,668 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:04 pm | N/A 2034-11-04 | Moleculin Biotech Inc. | MBRX | Climaco John M Director | 10,000 | $0 | 15,169 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:03 pm | N/A 2034-11-04 | Moleculin Biotech Inc. | MBRX | George Robert E. Director | 10,000 | $0 | 15,336 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:03 pm | N/A 2034-11-04 | Moleculin Biotech Inc. | MBRX | CANNON MICHAEL D Director | 10,000 | $0 | 15,336 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:03 pm | N/A 2034-11-04 | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 80,744 | $0 | 274,818 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:00 pm | N/A 2034-11-04 | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 166,680 | $0 | 573,691 (Direct) | View |
| 2024-11-04 Option Award | 2024-11-06 8:00 pm | N/A 2024-11-04 | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 258,590 | $0 | 913,046 (Direct) | View |
| 2024-07-02 Exercise | 2024-07-05 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 982 | $0 | 170,187 (Direct) | View |
| 2024-07-02 Tax Withholding | 2024-07-05 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 240 | $3.57 | 170,187 (Direct) | View |
| 2024-06-22 Exercise | 2024-06-25 6:02 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 1,766 | $0 | 34,359 (Direct) | View |
| 2024-06-22 Tax Withholding | 2024-06-25 6:02 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 524 | $3.74 | 34,359 (Direct) | View |
| 2024-06-22 Exercise | 2024-06-25 6:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 4,329 | $0 | 76,200 (Direct) | View |
| 2024-06-22 Tax Withholding | 2024-06-25 6:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 1,053 | $3.74 | 76,200 (Direct) | View |
| 2024-06-22 Exercise | 2024-06-25 6:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 8,990 | $0 | 170,427 (Direct) | View |
| 2024-06-22 Tax Withholding | 2024-06-25 6:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 2,190 | $3.74 | 170,427 (Direct) | View |
| 2024-06-20 Exercise | 2024-06-21 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 1,078 | $0 | 34,883 (Direct) | View |
| 2024-06-20 Tax Withholding | 2024-06-21 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | PICKER DONALD H Chief Science Officer | 320 | $3.78 | 34,883 (Direct) | View |
| 2024-06-20 Exercise | 2024-06-21 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 2,712 | $0 | 77,253 (Direct) | View |
| 2024-06-20 Tax Withholding | 2024-06-21 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 636 | $3.78 | 77,253 (Direct) | View |
| 2024-06-20 Exercise | 2024-06-21 5:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 3,750 | $0 | 172,617 (Direct) | View |
| 2024-06-20 Tax Withholding | 2024-06-21 5:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 914 | $3.78 | 172,617 (Direct) | View |
| 2024-06-16 Exercise | 2024-06-18 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 834 | $0 | 77,889 (Direct) | View |
| 2024-06-16 Tax Withholding | 2024-06-18 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 196 | $4.14 | 77,889 (Direct) | View |
| 2024-06-16 Exercise | 2024-06-18 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 1,667 | $0 | 173,531 (Direct) | View |
| 2024-06-16 Tax Withholding | 2024-06-18 5:01 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 406 | $4.14 | 173,531 (Direct) | View |
| 2023-07-11 Exercise | 2023-07-13 6:35 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 13,204 | $0 | 2,420,621 (Direct) | View |
| 2023-07-11 Tax Withholding | 2023-07-13 6:35 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 3,216 | $0.5903 | 2,420,621 (Direct) | View |
| 2023-07-02 Exercise | 2023-07-05 6:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 14,717 | $0 | 2,423,837 (Direct) | View |
| 2023-07-02 Tax Withholding | 2023-07-05 6:00 pm | N/A N/A | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 3,584 | $0.5788 | 2,423,837 (Direct) | View |
| 2023-06-22 Option Award | 2023-06-26 6:21 pm | N/A 2033-06-22 | Moleculin Biotech Inc. | MBRX | Foster Jonathan P. Chief Financial Officer | 409,688 | $0 | 1,921,564 (Direct) | View |
| 2023-06-22 Option Award | 2023-06-26 6:20 pm | N/A 2033-06-22 | Moleculin Biotech Inc. | MBRX | KLEMP WALTER V CEO and President | 939,375 | $0 | 3,372,757 (Direct) | View |