Insider Transactions Reported by 14 Insiders of ASP Isotopes Inc.

Symbol
ASPI on Nasdaq
Location
Washington, DC

Insiders trading volume in the past year

ASP Isotopes Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Paul Elliot Mann Executive Chairman, Director $44,640,622 -$8,763,781 -16% 01 Dec 2025
AK Jensen Investment Management Ltd 10%+ Owner $40,490,134 11 Oct 2024
Robert Ainscow Interim CEO and COO $9,591,419 -$2,202,558 -19% 08 Dec 2025
Duncan Moore Director $9,232,534 -$696,233 -7% 29 Aug 2025
Hendrik Strydom Director, 10%+ Owner $7,099,052 15 Nov 2022
Donald Ainscow EVP, Gen Counsel, Secretary $5,380,000 01 Aug 2025
Todd Wider Director $4,571,702 -$648,823 -12% 18 Dec 2025
Heather Kiessling Chief Financial Officer $4,247,035 -$463,840 -9.8% 18 Dec 2025
Robert John Andrew Ryan Director $3,861,154 18 Dec 2025
Sergey Vasnetsov Director $3,685,063 01 Mar 2023
Einar Ronander Chief Scientific Adviser, 10%+ Owner $3,453,527 09 Nov 2022
Joshua J. Donfeld Director $1,060,000 26 Oct 2023
Michael Gorley Director $698,015 -$624,237 -47% 18 Dec 2025
Ralph L. Hunter JR Director $278,346 18 Dec 2025

Recent Insider Transactions by Companies or Individuals for ASP Isotopes Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.