ASP Isotopes Inc.

ASPI·NASDAQ·$6.93Share Price as of 11/2·$576MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/14/26 10-QQ1 ended 03/31/2605/20/26 10-K/AFY 202504/30/26 10-KFY 202504/10/26 10-QQ3 ended 09/30/2511/19/25

Disclosures

8-KCurrent report10/26/26 8-KCurrent report10/15/26 8-KCurrent report10/02/26 8-KCurrent report09/08/26 8-KCurrent report08/20/26

Prospectuses and Registrations

S-3ASRAutomatic shelf registration07/16/26 S-8Registration of securities for employees05/21/26 S-8Registration of securities for employees05/21/26 424B5Prospectus supplement10/16/25 424B5Prospectus supplement10/15/25

Proxies

DEF 14ADefinitive proxy11/25/25 DEF 14ADefinitive proxy10/21/24 DEF 14ADefinitive proxy11/02/23

Ownership

Form 4Insider transaction10/21/26 144Proposed sale of securities10/16/26 Form 4Insider transaction10/16/26 144Proposed sale of securities10/14/26 Form 3Initial insider ownership10/08/26

Other

42542510/26/26 42542508/06/26 42542508/05/26 DD07/17/26 42542506/25/26