Asp Isotopes INC Schedule 13G passive stakes

The Vanguard Group has filed an amended Schedule 13G, indicating it no longer holds a beneficial ownership stake in ASP Isotopes Inc. following an internal realignment.

BNP Paribas Asset Management UK Ltd has disclosed a 0.9% beneficial ownership stake in ASP Isotopes Inc. as of December 31, 2025.

The Vanguard Group has reported a 5.77% beneficial ownership stake in ASP Isotopes Inc, holding 6,406,244 common shares as of December 31, 2025.

Encompass Capital Advisors LLC and Todd J. Kantor have reported a passive beneficial ownership of 5.13% in ASP Isotopes Inc.'s common stock.

AK Jensen Investment Management Ltd has reported an increased beneficial ownership of 5.4% in ASP Isotopes Inc., holding 4,955,261 common shares.

AWM Investment Company, Inc. has filed an amended Schedule 13G, disclosing a beneficial ownership of 4.3% of ASP Isotopes Inc.'s common stock.

AWM Investment Company, Inc. has disclosed a 6.9% beneficial ownership stake in ASP Isotopes Inc. common stock, held for investment purposes.

BNP Paribas Asset Management UK Ltd has reported a 5.1% beneficial ownership stake in ASP Isotopes Inc. common stock, held for ordinary course of business.

Paul E. Mann has filed an amended Schedule 13G, reporting a beneficial ownership of 10.8% in ASP Isotopes Inc.'s Common Stock as of December 31, 2024.

Paul Elliot Mann has reported a passive beneficial ownership of 11.9% in ASP Isotopes Inc., totaling 6,577,199 shares as of December 31, 2023.

Paul E. Mann has reported a beneficial ownership of 14.2% of ASP Isotopes Inc.'s common stock as of December 31, 2022, including shares held directly and exercisable warrants.

AK Jensen Investment Management Limited has filed an amended Schedule 13G, revealing a beneficial ownership of 6.6% of ASP Isotopes Inc.'s common stock as of December 31, 2024.

BlackRock, Inc. has reported a 5.5% beneficial ownership stake in ASP Isotopes Inc., holding 3,955,388 shares of common stock as of December 31, 2024.