Nasdaq · CIK 0001645469
MNPR Monopar Therapeutics
Insider trading from SEC Form 4. Last filing 8 d ago. Close $78.96 on Oct 9, 2026, +58% from the 52-week low and -36% from the high.
Last 90 days
Net insider value
-$3.2M
more sold than bought
Buys
0
$0 by 0 insiders
Sells
2
$3.2M by 2 insiders
Insiders on file
13
with a Form 4 at this company
Price and insider trades, last year
MNPROct 9, 2026 · close 78.96
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at Monopar Therapeutics, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 28Weak | Christopher M Starr director sell | $659k 8,400 shares | -62% | +56% from low-37% from high | |
| 28Weak | Chandler Robinson Chief Executive Officer sell | $2.6M 29,056 shares | -23% | +77% from low-28% from high | |
| 48Moderate | Quan Anh Vu Chief Financial Officer buy | $105k 1,500 shares | - | +213% from low-33% from high | |
| 40Moderate | Arthur J Klausner director sell | $344k 5,121 shares | -37% | +200% from low-35% from high | |
| 70Notable | Chandler Robinson Chief Executive Officer sell | $35M 550,229 shares | -67% | +1556% from low0% from high | |
| 65Notable | Chandler Robinson Chief Executive Officer sell | $672k 16,800 shares | -19% | +1722% from low-16% from high | |
| 70Notable | Christopher M Starr director sell | $672k 16,800 shares | -76% | +1722% from low-16% from high | |
| 55Moderate | Kim R Tsuchimoto director sell | $356k 8,904 shares | -44% | +1722% from low-16% from high | |
| 50Moderate | Chandler Robinson Chief Executive Officer sell | $1.2M 33,334 shares | -4% | +1505% from low-26% from high | |
| 35Weak | Karthik Radhakrishnan Chief Financial Officer buy | $25k 1,550 shares | - | - |
Planned sales
Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales
| Filed | Seller | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Apr 2, 2025 | Tactic Pharma LLC 10% Stockholder | 33,334 0.55% of outstanding | $1.2M | Apr 2, 2025 | none |
Transactions
The last 89 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | Christopher M Starr director | MOption exercise Common Stock10b5-1 | +8,400 | $0.01 | $42 | 13,573 | 8 d ago |
| Oct 1, 2026 | Christopher M Starr director | SOpen-market sale Common Stock10b5-1 | -4,631 | $78.09 | $362k | 8,942 | 8 d ago |
| Oct 1, 2026 | Christopher M Starr director | SOpen-market sale Common Stock10b5-1 | -2,970 | $78.82 | $234k | 5,972 | 8 d ago |
| Oct 1, 2026 | Christopher M Starr director | SOpen-market sale Common Stock10b5-1 | -799 | $79.67 | $64k | 5,173 | 8 d ago |
| Oct 1, 2026 | Christopher M Starr director | MOption exercise Stock Optionderivative10b5-1 | -8,400 | $0.00 | $0 | 8,400 | 8 d ago |
| Sep 30, 2026 | Andrew Cittadine Chief Operating Officer | MOption exercise Common Stock | +4,384 | - | - | 59,998 | 11 d ago |
| Sep 30, 2026 | Quan Anh Vu Chief Financial Officer | MOption exercise Common Stock | +614 | - | - | 2,835 | 11 d ago |
| Sep 30, 2026 | Chandler Robinson Chief Executive Officer | MOption exercise Common Stock | +9,801 | - | - | 109,068 | 11 d ago |
| Sep 30, 2026 | Andrew Cittadine Chief Operating Officer | FTax withholding Common Stock | -1,944 | $79.67 | $155k | 58,054 | 11 d ago |
| Sep 30, 2026 | Quan Anh Vu Chief Financial Officer | FTax withholding Common Stock | -180 | $79.67 | $14k | 2,655 | 11 d ago |
| Sep 30, 2026 | Chandler Robinson Chief Executive Officer | FTax withholding Common Stock | -4,344 | $79.67 | $346k | 104,724 | 11 d ago |
| Sep 30, 2026 | Andrew Cittadine Chief Operating Officer | MOption exercise Restricted Stock Unitderivative | -4,384 | $0.00 | $0 | 35,115 | 11 d ago |
| Sep 30, 2026 | Quan Anh Vu Chief Financial Officer | MOption exercise Restricted Stock Unitderivative | -614 | $0.00 | $0 | 7,984 | 11 d ago |
| Sep 30, 2026 | Chandler Robinson Chief Executive Officer | MOption exercise Restricted Stock Unitderivative | -9,801 | $0.00 | $0 | 83,602 | 11 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | MOption exercise Common Stock10b5-1 | +14,056 | $30.00 | $422k | 113,323 | 15 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | MOption exercise Common Stock10b5-1 | +15,000 | $14.00 | $210k | 128,323 | 15 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | SOpen-market sale Common Stock10b5-1 | -10,450 | $87.15 | $911k | 117,873 | 15 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | SOpen-market sale Common Stock10b5-1 | -9,638 | $87.96 | $848k | 108,235 | 15 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | SOpen-market sale Common Stock10b5-1 | -8,368 | $88.97 | $745k | 99,867 | 15 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | SOpen-market sale Common Stock10b5-1 | -600 | $89.79 | $54k | 99,267 | 15 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | MOption exercise Stock Optionderivative10b5-1 | -14,056 | $0.00 | $0 | 15,044 | 15 d ago |
| Sep 24, 2026 | Chandler Robinson Chief Executive Officer | MOption exercise Stock Optionderivative10b5-1 | -15,000 | $0.00 | $0 | 27,204 | 15 d ago |
| Mar 31, 2026 | Andrew Cittadine Chief Operating Officer | MOption exercise Common Stock | +3,514 | - | - | 54,240 | Apr 2, 2026 |
| Mar 31, 2026 | Andrew Cittadine Chief Operating Officer | FTax withholding Common Stock | -1,571 | $54.79 | $86k | 52,669 | Apr 2, 2026 |
| Mar 31, 2026 | Andrew Cittadine Chief Operating Officer | MOption exercise Restricted Stock Unitderivative | -3,514 | $0.00 | $0 | 44,753 | Apr 2, 2026 |
| Mar 2, 2026 | Susan Rodriguez CCSO | AGrant or award Stock Optionsderivative | +48,728 | $0.00 | $0 | 48,728 | Mar 4, 2026 |
| Jan 28, 2025 | Chandler Robinson Chief Executive Officer | JOther Common Stockindirect: See Footnote | +62,815 | $0.00 | $0 | 62,815 | Jan 30, 2026 |
| Jan 1, 2026 | Patrice Rioux other | AGrant or award Stock Optionderivative | +2,000 | $0.00 | $0 | 2,000 | Jan 5, 2026 |
| Dec 31, 2025 | Andrew Cittadine Chief Operating Officer | MOption exercise Common Stock | +4,326 | - | - | 52,615 | Jan 5, 2026 |
| Dec 31, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Common Stock | +8,724 | - | - | 88,276 | Jan 5, 2026 |
| Dec 31, 2025 | Andrew Cittadine Chief Operating Officer | FTax withholding Common Stock | -1,889 | $65.30 | $123k | 50,726 | Jan 5, 2026 |
| Dec 31, 2025 | Chandler Robinson Chief Executive Officer | FTax withholding Common Stock | -2,558 | $65.30 | $167k | 85,718 | Jan 5, 2026 |
| Dec 31, 2025 | Andrew Cittadine Chief Operating Officer | MOption exercise Restricted Stock Unitderivative | -4,326 | $0.00 | $0 | 48,267 | Jan 5, 2026 |
| Dec 31, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Restricted Stock Unitderivative | -8,724 | $0.00 | $0 | 113,008 | Jan 5, 2026 |
| Dec 26, 2025 | Quan Anh Vu Chief Financial Officer | POpen-market purchase Common Stock | +1,500 | $69.95 | $105k | 1,500 | Dec 29, 2025 |
| Dec 18, 2025 | Arthur J Klausner director | SOpen-market sale Common Stock | -4,660 | $67.06 | $312k | 9,223 | Dec 19, 2025 |
| Dec 18, 2025 | Arthur J Klausner director | SOpen-market sale Common Stock | -461 | $68.09 | $31k | 8,762 | Dec 19, 2025 |
| Dec 16, 2025 | Diane Hendricks owner | JOther Common Stockindirect: See footnote | -43,499 | $0.00 | $0 | 567,580 | Dec 17, 2025 |
| Dec 16, 2025 | Arthur J Klausner director | JOther Common Stock | +7,710 | $0.00 | $0 | 13,883 | Dec 17, 2025 |
| Dec 2, 2025 | Christopher M Starr director | AGrant or award Stock Optionsderivative | +2,924 | $0.00 | $0 | 2,924 | Dec 8, 2025 |
| Dec 2, 2025 | Lavina Talukdar director | AGrant or award Stock Optionsderivative | +2,924 | $0.00 | $0 | 2,924 | Dec 8, 2025 |
| Dec 2, 2025 | Kim R Tsuchimoto director | AGrant or award Stock Optionsderivative | +2,924 | $0.00 | $0 | 2,924 | Dec 8, 2025 |
| Dec 2, 2025 | Quan Anh Vu Chief Financial Officer | AGrant or award Stock Optionsderivative | +7,135 | $0.00 | $0 | 7,135 | Dec 8, 2025 |
| Dec 2, 2025 | Chandler Robinson Chief Executive Officer | AGrant or award Stock Optionsderivative | +16,753 | $0.00 | $0 | 16,753 | Dec 8, 2025 |
| Dec 2, 2025 | Arthur J Klausner director | AGrant or award Stock Optionsderivative | +2,924 | $0.00 | $0 | 2,924 | Dec 8, 2025 |
| Dec 2, 2025 | Andrew Cittadine Chief Operating Officer | AGrant or award Stock Optionsderivative | +8,969 | $0.00 | $0 | 8,969 | Dec 8, 2025 |
| Dec 2, 2025 | Raymond Anderson director | AGrant or award Stock Optionsderivative | +2,924 | $0.00 | $0 | 2,924 | Dec 8, 2025 |
| Dec 2, 2025 | Quan Anh Vu Chief Financial Officer | AGrant or award Restricted Stock Unitsderivative | +9,826 | $0.00 | $0 | 9,826 | Dec 8, 2025 |
| Dec 2, 2025 | Andrew Cittadine Chief Operating Officer | AGrant or award Restricted Stock Unitsderivative | +13,919 | $0.00 | $0 | 52,593 | Dec 8, 2025 |
| Dec 2, 2025 | Chandler Robinson Chief Executive Officer | AGrant or award Restricted Stock Unitsderivative | +49,133 | $0.00 | $0 | 121,732 | Dec 8, 2025 |
| Sep 30, 2025 | Andrew Cittadine Chief Operating Officer | MOption exercise Common Stock | +4,327 | - | - | 50,185 | Oct 2, 2025 |
| Sep 30, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Common Stock | +8,726 | - | - | 82,198 | Oct 2, 2025 |
| Sep 30, 2025 | Andrew Cittadine Chief Operating Officer | FTax withholding Common Stock | -1,896 | $81.67 | $155k | 48,289 | Oct 2, 2025 |
| Sep 30, 2025 | Chandler Robinson Chief Executive Officer | FTax withholding Common Stock | -2,646 | $81.67 | $216k | 79,552 | Oct 2, 2025 |
| Sep 30, 2025 | Andrew Cittadine Chief Operating Officer | MOption exercise Restricted Stock Unitsderivative | -4,327 | $0.00 | $0 | 38,674 | Oct 2, 2025 |
| Sep 30, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Restricted Stock Unitsderivative | -8,726 | $0.00 | $0 | 72,599 | Oct 2, 2025 |
| Sep 24, 2025 | Chandler Robinson Chief Executive Officer | SOpen-market sale Common Stock | -550,229 | $63.61 | $35M | 272,026 | Sep 26, 2025 |
| Jul 14, 2025 | Chandler Robinson Chief Executive Officer | XIn-the-money exercise Common Stock | +16,800 | $0.01 | $84 | 90,272 | Jul 16, 2025 |
| Jul 14, 2025 | Kim R Tsuchimoto director | XIn-the-money exercise Common Stock | +8,904 | $0.01 | $45 | 20,390 | Jul 16, 2025 |
| Jul 14, 2025 | Christopher M Starr director | XIn-the-money exercise Common Stock | +16,800 | $0.01 | $84 | 21,973 | Jul 16, 2025 |
| Jul 14, 2025 | Christopher M Starr director | SOpen-market sale Common Stock | -16,800 | $40.00 | $672k | 5,173 | Jul 16, 2025 |
| Jul 14, 2025 | Kim R Tsuchimoto director | SOpen-market sale Common Stock | -8,904 | $40.00 | $356k | 11,486 | Jul 16, 2025 |
| Jul 14, 2025 | Chandler Robinson Chief Executive Officer | SOpen-market sale Common Stock | -16,800 | $40.00 | $672k | 73,472 | Jul 16, 2025 |
| Jul 14, 2025 | Kim R Tsuchimoto director | XIn-the-money exercise Stock Optionsderivative | -4,200 | $0.00 | $0 | 0 | Jul 16, 2025 |
| Jul 14, 2025 | Christopher M Starr director | XIn-the-money exercise Stock Optionsderivative | -16,800 | $0.00 | $0 | 0 | Jul 16, 2025 |
| Jul 14, 2025 | Chandler Robinson Chief Executive Officer | XIn-the-money exercise Stock Optionsderivative | -16,800 | $0.00 | $0 | 0 | Jul 16, 2025 |
| Jul 14, 2025 | Kim R Tsuchimoto director | XIn-the-money exercise Stock Optionsderivative | -4,704 | $0.00 | $0 | 0 | Jul 16, 2025 |
| Jun 30, 2025 | Andrew Cittadine Chief Operating Officer | MOption exercise Common Stock | +6,863 | - | - | 48,848 | Jul 2, 2025 |
| Jun 30, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Common Stock | +13,344 | - | - | 79,337 | Jul 2, 2025 |
| Jun 30, 2025 | Chandler Robinson Chief Executive Officer | FTax withholding Common Stock | -5,865 | $35.78 | $210k | 73,472 | Jul 2, 2025 |
| Jun 30, 2025 | Andrew Cittadine Chief Operating Officer | FTax withholding Common Stock | -2,990 | $35.78 | $107k | 45,858 | Jul 2, 2025 |
| Jun 30, 2025 | Andrew Cittadine Chief Operating Officer | MOption exercise Restricted Stock Unitsderivative | -6,863 | $0.00 | $0 | 43,001 | Jul 2, 2025 |
| Jun 30, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Restricted Stock Unitsderivative | -13,344 | $0.00 | $0 | 81,325 | Jul 2, 2025 |
| Apr 2, 2025 | Chandler Robinson Chief Executive Officer | SOpen-market sale Common Stock | -33,334 | $35.00 | $1.2M | 822,255 | Apr 4, 2025 |
| Mar 31, 2025 | Andrew Cittadine Chief Operating Officer | MOption exercise Common Stock | +1,791 | - | - | 42,729 | Apr 2, 2025 |
| Mar 31, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Common Stock | +4,106 | - | - | 67,197 | Apr 2, 2025 |
| Mar 31, 2025 | Andrew Cittadine Chief Operating Officer | FTax withholding Common Stock | -744 | $36.41 | $27k | 41,985 | Apr 2, 2025 |
| Mar 31, 2025 | Chandler Robinson Chief Executive Officer | FTax withholding Common Stock | -1,204 | $36.41 | $44k | 65,993 | Apr 2, 2025 |
| Mar 31, 2024 | Andrew Cittadine Chief Operating Officer | MOption exercise Restricted Stock Unitsderivative | -1,791 | $0.00 | $0 | 49,864 | Apr 2, 2025 |
| Mar 31, 2025 | Chandler Robinson Chief Executive Officer | MOption exercise Restricted Stock Unitsderivative | -4,106 | $0.00 | $0 | 94,669 | Apr 2, 2025 |
| Mar 4, 2025 | Andrew Cittadine Chief Operating Officer | AGrant or award Stock Optionsderivative | +43,445 | $0.00 | $0 | 43,445 | Mar 7, 2025 |
| Mar 4, 2025 | Arthur J Klausner director | AGrant or award Stock Optionsderivative | +11,365 | $0.00 | $0 | 11,365 | Mar 7, 2025 |
| Mar 4, 2025 | Raymond Anderson director | AGrant or award Stock Optionsderivative | +11,365 | $0.00 | $0 | 11,365 | Mar 7, 2025 |
| Mar 4, 2025 | Andrew Cittadine Chief Operating Officer | AGrant or award Restricted Stock Unitsderivative | +40,581 | $0.00 | $0 | 51,655 | Mar 7, 2025 |
| Dec 31, 2024 | Andrew Cittadine Chief Operating Officer | MOption exercise Common Stock | +1,790 | - | - | 41,659 | Jan 2, 2025 |
| Dec 31, 2024 | Andrew Cittadine Chief Operating Officer | FTax withholding Common Stock | -721 | $22.00 | $16k | 40,938 | Jan 2, 2025 |
| Dec 31, 2024 | Andrew Cittadine Chief Operating Officer | MOption exercise Restricted Stock Unitsderivative | -1,790 | $0.00 | $0 | 11,074 | Jan 2, 2025 |
| Dec 9, 2024 | TacticGem LLC owner | JOther Common Stock | -1,433,334 | $0.00 | $0 | 0 | Dec 17, 2024 |
| Oct 28, 2024 | Karthik Radhakrishnan Chief Financial Officer | POpen-market purchase Common Stock | +1,550 | $16.25 | $25k | 1,550 | Oct 30, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Raymond Andersondirector
- Andrew CittadineChief Operating Officer
- Diane Hendricksowner
- Arthur J Klausnerdirector
- Patrice Riouxother
- Karthik RadhakrishnanChief Financial Officer
- Chandler RobinsonChief Executive Officer
- Susan RodriguezCCSO
- Christopher M Starrdirector
- TacticGem LLCowner
- Lavina Talukdardirector
- Kim R Tsuchimotodirector
- Quan Anh VuChief Financial Officer
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.