Welcome to our dedicated page for Monopar Therapeutics SEC filings (Ticker: MNPR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Monopar Therapeutics Inc. filings document a clinical-stage biopharmaceutical issuer focused on ALXN1840 for Wilson disease and MNPR-101 radiopharmaceutical programs for uPAR-expressing cancers. Its 8-K reports furnish financial results, business updates, Regulation FD clinical presentations, conference materials and executive leadership changes, including ALXN1840 Phase 2 and Phase 3 analyses and MNPR-101 program regulatory updates.
Proxy and material-event filings cover shareholder voting matters, board governance, executive compensation, pay-versus-performance tables, capital-structure disclosures and material agreements. The filing record also provides formal context for reported operating results, financing activity and disclosures tied to investigational drug development and Nasdaq-listed common stock.
Monopar Therapeutics Chief Executive Officer and director Chandler Robinson reported an indirect acquisition of 62,815 shares of common stock on a Form 4. The shares were received at $0 per share through a pro rata liquidating distribution from Tactic Pharma, LLC and are held by the Chandler D. Robinson Irrevocable Trust U/A dated May 20, 2020. Following this transaction, Robinson also reports 85,718 common shares held directly.
Monopar Therapeutics director reports indirect share distribution. A reporting person who serves as a director of Monopar Therapeutics disclosed an indirect disposition of 43,499 shares of common stock on 12/16/2025 at a stated price of $0 per share, coded as transaction type "J" (other). The filing explains this relates to a pro rata distribution of Monopar shares by Gem Pharmaceuticals, LLC to its members, in which the reporting person states they have no pecuniary interest.
After the transaction, the reporting person reports 567,580 Monopar shares held indirectly through Gem and 93,750 shares held by DMH Business LLC. As a manager of Gem and of DMH Business LLC’s controlling owner, the reporting person may be deemed to share voting and dispositive power over these shares but disclaims beneficial ownership except to the extent of any pecuniary interest.
Monopar Therapeutics director reported receiving additional company shares in an insider transaction. On 12/16/2025, the reporting person acquired 7,710 shares of Monopar Therapeutics common stock at a stated price of $0, coded as transaction type J. After this transaction, the reporting person beneficially owned 13,883 shares, held directly.
According to the explanation provided, the shares were received through a pro rata distribution from Gem Pharmaceuticals, LLC, in which the reporting person is a non-managing member. The filing indicates it was submitted for one reporting person in their capacity as a director of Monopar Therapeutics.
Monopar Therapeutics (MNPR) reported that it furnished a press release announcing its financial results for the third quarter ended September 30, 2025. The notice was made via an 8-K under Item 2.02, with the press release attached as Exhibit 99.1. The company states this information is being furnished and is not deemed “filed” under Section 18 of the Exchange Act, nor incorporated by reference except if specifically referenced.
Monopar Therapeutics (MNPR) filed its Q3 2025 10-Q. The company ended September 30, 2025 with cash and cash equivalents of $127.7 million and investments of $16.0 million, lifting total assets to $144.2 million from $60.3 million at year-end 2024. Net loss was $3.44 million for the quarter and $8.52 million year-to-date, driven by R&D of $2.59 million and G&A of $1.50 million in Q3. Interest income contributed $655,473 in Q3 and $2.03 million year-to-date.
Monopar completed a September 2025 capital raise comprising 1,034,433 common shares at $67.67 and pre-funded warrants for 960,542 shares at $67.669, generating approximately $126.9 million in net proceeds after underwriting discounts. The company used $35.0 million to repurchase 550,229 shares at $63.6098 from Tactic Pharma. Shares outstanding were 6,662,930 at September 30, 2025 and 6,682,584 as of October 31, 2025. Management stated it has sufficient funds to meet obligations at least through December 31, 2027.
Monopar Therapeutics (MNPR) furnished an 8‑K under Regulation FD announcing it issued a press release about presenting new data and analyses from the Phase 2 ALXN1840‑WD‑204 copper balance study at the American Association for the Study of Liver Diseases (AASLD) – The Liver Meeting 2025. The press release is included as Exhibit 99.1 and incorporated by reference.
Monopar Therapeutics (MNPR) insider filing: Andrew Cittadine, the company's Chief Operating Officer and a director, reported equity activity dated 09/30/2025. He received 4,327 shares upon vesting and settlement of restricted stock units. To satisfy tax withholding on the vesting, 1,896 shares were surrendered at an indicated price of $81.67 per share.
After these transactions the filing shows beneficial ownership figures reported on the form: 50,185 shares following the acquisition line and 48,289 shares following the withholding line; the form also lists 38,674 restricted stock units/RSU-related shares held following the reported transactions. The form is executed by attorney-in-fact Quan Vu on 10/02/2025.
Monopar Therapeutics (MNPR) director and CEO Dr. Robinson Chandler reported insider transactions on Form 4 showing restricted stock unit vesting and resulting share movements on 09/30/2025. He received 8,726 shares upon vesting and settlement of RSUs and had 2,646 shares withheld to satisfy withholding taxes, leaving 82,198 shares reported as directly owned after the transactions. The filing also discloses 272,026 shares held by Tactic Pharma LLC, over which Dr. Robinson may be deemed to share voting and dispositive power; he expressly disclaims beneficial ownership of those shares except to the extent of his pecuniary interest. Transactions are tied to multiple RSU grants made in 2022, 2023 and 2025 with scheduled vesting through December 31, 2028.
Monopar Therapeutics (MNPR) insiders reported a significant sale of common stock by an affiliated investor group on 09/24/2025. Tactic Pharma LLC sold 550,229 shares at a reported price of $63.6098 per share, leaving beneficial ownership of 272,026 shares following the transaction. The Form 4 is filed on behalf of Tactic and its managers—Andrew P. Mazar, Chandler D. Robinson, Michael J. Brown, and Thomas V. O'Halloran—who collectively have voting control over the disclosed shares but disclaim ownership except for any pecuniary interest. Chandler D. Robinson remains subject to Section 16 reporting as CEO.
Amendment No. 2 to a Schedule 13D reports ownership changes by Tactic Pharma LLC and certain related persons in Monopar Therapeutics (MNPR) common stock. The filing states there are 6,611,661 shares outstanding after an Offering. Tactic Pharma agreed to sell 550,229 shares back to the issuer at $63.6098 per share, the same price as the Offering (net of underwriting fees), conditioned on the Offering closing. After giving effect to this transaction, several reporting persons (other than Chandler Robinson and Michael Brown) ceased to beneficially own more than 5% of the outstanding common stock. The filing also discloses a prior pro rata distribution of shares by TacticGem LLC and a mutual lock-up among Tactic Pharma and Gem Pharmecuticals until December 31, 2025, with a one-time waiver to permit the transaction described above.