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Active cluster sell — 5 distinct insiders, $4.5M, window ends Oct 1, 2026.
Figures computed from official regulatory filings — .
Analysttarget 129.92 USD (+66%) · consensus 4.5/5 · 11 buy · 1 hold · 0 sell
Ownershipinsiders 23.35% · institutions 94.82% · short 18.4% of float
In USD · as of Oct 5, 2026
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Monopar Therapeutics Inc., a clinical-stage biopharmaceutical company, engages in developing therapeutics for the treatment of cancer in the United States. The company develops ALXN1840, a late-stage, investigational once-daily and oral medicine; MNPR-101, a proprietary humanized monoclonal antibody that is conjugated with different radioisotopes for the treatment of advanced solid tumors expressing urokinase plasminogen activator receptor; and MNPR-101-Zr, which is in phase 1 imaging and dosimetry clinical trial, a radiopharmaceutical imaging agent comprised of MNPR-101 conjugated to zirconium-89. It develops MNPR-101-Lu, a Phase1a stage radiotherapeutic comprised of MNPR-101 conjugated to actinium-225. The company has collaborations NorthStar to develop radio-immuno-therapeutics targeting severe COVID-19; Excel Diagnostics and Nuclear Oncology Center, for the investigational imaging agent MNPR-101-Zr and investigational therapeutic agent MNPR-101-Lu; license agreement with Alexion to develop and commercialize ALXN1840, a drug candidate for Wilson disease. The company was founded in 2014 and is headquartered in Wilmette, Illinois.
Market information source · Oct 5, 2026
SEC company identity · Oct 5, 2026
Open-market timeline · full history
19 buys35 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| STARR CHRISTOPHER M | Sell | $234.1K | SEC |
| STARR CHRISTOPHER M | Sell | $361.6K | SEC |
| STARR CHRISTOPHER M | Exercise | $42 | SEC |
| STARR CHRISTOPHER M | Sell | $63.7K | Unusual size | SEC |
| STARR CHRISTOPHER M | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Cittadine Andrewtrack record | Other | $154.9K | SEC |
| Vu Quan Anh | Exercise | n/a (No price was disclosed in the filing) | SEC |
| Robinson Chandler | Other | $346.1K | Unusual size | SEC |
| Cittadine Andrewtrack record | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Vu Quan Anh | Other | $14.3K | SEC |
| Vu Quan Anh | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Robinson Chandler | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Cittadine Andrewtrack record | Exercise | n/a (No price was disclosed in the filing) | SEC |
| Robinson Chandler | Exercise | n/a (No price was disclosed in the filing) | SEC |
| Robinson Chandler | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Robinson Chandler | Sell | $910.7K | SEC |
| Robinson Chandler | Sell | $53.9K | SEC |
| Robinson Chandler | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Robinson Chandler | Exercise | $421.7K | SEC |
| Robinson Chandler | Sell | $744.5K | SEC |
| Robinson Chandler | Sell | $847.8K | SEC |
| Robinson Chandler | Exercise | $210K | SEC |
| Anderson Raymond | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Anderson Raymond | Exercise | $52.2K | Unusual size | SEC |
| Tsuchimoto Kim R | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |