Kiessling Heather Insider Trading -- Recent SEC Form 4 Transactions

Kiessling Heather (CIK 2026548) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-02). Recent activity: Sell ASPI (23,124 shares), Buy ASPI (840,000 shares), Sell ASPI (23,124 shares), Sell ASPI (80,000 shares), Buy ASPI (400,000 shares). Source: SEC Form 4.

DateCompanyRoleTypeSharesValue
2026-07-02ASP Isotopes Inc. (ASPI)Chief Financial OfficerSell23,124$145,219
2026-06-03ASP Isotopes Inc. (ASPI)Chief Financial OfficerBuy840,000$0
2026-04-17ASP Isotopes Inc. (ASPI)Chief Financial OfficerSell23,124$126,673
2025-12-29ASP Isotopes Inc. (ASPI)Chief Financial OfficerSell80,000$464,000
2025-04-15ASP Isotopes Inc. (ASPI)Chief Financial OfficerBuy400,000$0

Source: SEC Form 4 filings · as of 2026-07-02