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Chandler Robinson

Chief Executive Officer

Director Officer 10% Owner
3 filings analyzed · 1 company · Latest 2025-09-26

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Companies

Company Buys Sells Direction
Monopar Therapeutics MNPR 0 3 Net selling

Activity

September 2025
2025-09-26 Monopar Therapeutics MNPR Joint filing
high
Sell
550,229 shares
$34,999,957
Significance 8/10

CEO Chandler Robinson sold 550.2K shares of MNPR at $63.61 for $35.0M, reducing stake by 66.9%

Chandler Robinson, Chief Executive Officer, executed a substantial sale of 550,229 shares at $63.61, reducing his holdings from 822,255 shares to 272,026 shares—a reduction of 66.9% of his pre-transaction position. The $35.0M transaction represents a material liquidation of CEO equity holdings in a single transaction. This large-scale disposition by the company's top executive merits investor scrutiny regarding his commitment to the business and the confidence signaled by retaining only 272,026 shares going forward.

July 2025
2025-07-16 Monopar Therapeutics MNPR
high
Sell
16,800 shares
$672,020
Significance 6/10

CEO Robinson Chandler sold 16,800 shares (16.8K) of MNPR at $40.00 for $672.0K, reducing stake by 18.6% while company reports $-2.6M net loss and zero revenue.

CEO Robinson Chandler executed a material reduction in MNPR holdings, selling 16,800 shares at $40.00 and retaining 73,472 shares post-transaction. This sale occurred against a backdrop of deteriorating fundamentals: the company reported Revenue $0.00 (latest quarter) and Net income $-2,624,972.00, with negative full-year profitability. The stock is trading -20.8% from its 52-week high of $51.89, suggesting the sale came after significant appreciation yet below peak levels. While the 30-day price movement of +20.0% and 90-day movement of +3.7% indicate recent momentum, the underlying business remains unprofitable with no current-quarter revenue, making visibility into operational recovery limited. Investors should monitor whether this 18.6% reduction in the CEO's stake reflects a broader shift in insider positioning at an unprofitable pre-commercial or early-stage biotech company.

April 2025
2025-04-04 Monopar Therapeutics MNPR Joint filing
low
Sell
33,334 shares
$1,166,690
Significance 4/10

CEO Chandler Robinson sold 33,334 shares of MNPR at $35.00 for $1,166,690.00

Chandler Robinson, Chief Executive Officer, sold 33,334 shares on 2025-04-02 at $35.00, reducing his holdings from 855,589 shares to 822,255 shares. The sale generated $1,166,690.00 and represents a -3.9% reduction in his pre-transaction position. As a CEO with substantial remaining holdings of 822,255 shares, this modest-sized open-market sale warrants standard disclosure monitoring but does not signal abnormal portfolio activity or structural changes in executive positioning.

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