Chandler Robinson - 20 Oct 2026 Form 4 Insider Report for Monopar Therapeutics (MNPR)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: MNPR
Reported as of: 20 Oct 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 20 Oct 2026, 16:59:34 UTC
Prior SEC filing: 02 Oct 2026
Source filing: View source filing
Reporting owner signature: /s/ Quan Vu, Attorney-in-fact

Filing notes and source

Key filing fact

Chandler Robinson filed Form 4 for Monopar Therapeutics (MNPR) on 20 Oct 2026.

Key facts

This page summarizes Chandler Robinson's Form 4 filing for Monopar Therapeutics (MNPR).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 20 Oct 2026, 16:59.

Change

Previous filing in this sequence was filed on 02 Oct 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001727334 Primary reporting owner

Robinson Chandler

Relationship: Chief Executive Officer, Director
Address: 1000 SKOKIE BLVD SUITE 350, WILMETTE
Signature: /s/ Quan Vu, Attorney-in-fact
Signature date: 20 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MNPR transaction

Common Stock

Tax liability

Transaction value
Shares: -597
Change %: -0.57%
Price: $92.59^*
Shares after: 104,127
Date: 20 Oct 2026
Ownership: Direct
Footnotes: F1

MNPR holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 62,815
Date: 20 Oct 2026
Ownership: See Footnote
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents additional shares withheld by the issuer to pay for the applicable withholding tax due to administrative error in connection with the vesting and settlement of 12,873 restricted stock units on June 30, 2026, as reported on a Form 4 filed July 2, 2026.

Footnote F2

Represents shares held by the Chandler D. Robinson Irrevocable Trust U/A dated May 20, 2020.