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CIK 0001645469 · Non-accelerated filer<br>Smaller reporting company

Monopar Therapeutics

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Ticker
MNPR
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
320463781
Phone
8473880349
Business address
1000 SKOKIE BLVD SUITE 350, WILMETTE, IL, 60091
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$5,335,315
in 9 filings, $5.3M under 10b5-1 plans

Net −$5,335,315. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Robinson Chandler −$2.6M Chief Executive Officer sold 23% of stake
  2. Tsuchimoto Kim R −$1.2M Director sold 100% of stake
  3. Anderson Raymond −$918K Director sold 64% of stake
  4. STARR CHRISTOPHER M −$659K Director sold 62% of stake
  5. RIOUX PATRICE −$111 Acting Chief Medical Officer sold <1% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-03-31 Robinson Chandler Chief Executive Officer Option exercise +6,732 92,450
2026-03-31 Robinson Chandler Chief Executive Officer Shares withheld for taxes −1,972 $54.79 $108K 90,478
2026-03-31 Robinson Chandler Chief Executive Officer Option exercise · Restricted Stock Unit −6,732 106,276
2026-03-31 Cittadine Andrew Chief Operating Officer Option exercise +3,514 54,240
2026-03-31 Cittadine Andrew Chief Operating Officer Shares withheld for taxes −1,571 $54.79 $86K 52,669
2026-03-31 Cittadine Andrew Chief Operating Officer Option exercise · Restricted Stock Unit −3,514 44,753
2026-03-02 Rodriguez Susan CCSO Grant or award · Stock Options +48,728 48,728
2026-01-01 RIOUX PATRICE Acting Chief Medical Officer Grant or award · Stock Option +2,000 2,000
2025-12-31 Robinson Chandler Chief Executive Officer Option exercise +8,724 88,276
2025-12-31 Robinson Chandler Chief Executive Officer Shares withheld for taxes −2,558 $65.30 $167K 85,718
2025-12-31 Robinson Chandler Chief Executive Officer Option exercise · Restricted Stock Unit −8,724 113,008
2025-12-31 Cittadine Andrew Chief Operating Officer Option exercise +4,326 52,615
2025-12-31 Cittadine Andrew Chief Operating Officer Shares withheld for taxes −1,889 $65.30 $123K 50,726
2025-12-31 Cittadine Andrew Chief Operating Officer Option exercise · Restricted Stock Unit −4,326 48,267
2025-12-26 Vu Quan Anh Chief Financial Officer Purchase +1,500 $69.95 $105K 1,500
2025-12-18 KLAUSNER ARTHUR J Director Sale −4,660 $67.06 $312K 9,223
2025-12-18 KLAUSNER ARTHUR J Director Sale −461 $68.09 $31K 8,762
2025-12-16 Hendricks Diane 10% owner Other disposition −43,499 567,580
2025-12-16 KLAUSNER ARTHUR J Director Other acquisition +7,710 13,883
2025-12-02 Cittadine Andrew Chief Operating Officer Grant or award · Stock Options +8,969 8,969

Page 5 of 14 · 265 trades