BlackRock, Inc. Increases Stake in ASP Isotopes Inc. to 6.6% Ownership

BlackRock, Inc. has filed an amended Schedule 13G (Amendment No. 1) regarding its holdings in ASP Isotopes Inc. (ASPI). As of the event date on March 31, 2026, BlackRock reported beneficial ownership of 8,274,763 shares of common stock, representing a 6.6% ownership stake in the company. This filing indicates an increase in holdings compared to the previously reported position of 0.0 shares. The filing person, BlackRock, Inc., is a parent holding company based in New York. Out of the total shares owned, BlackRock holds sole voting power over 8,117,277 shares and sole dispositive power over all 8,274,763 shares. The securities were acquired in the ordinary course of business and not with the intent to influence or change the control of the issuer. Various subsidiaries of BlackRock are identified as having the right to receive dividends or proceeds from the sale of these shares, though no single individual's interest exceeds 5% of the total outstanding common shares.