Heather Kiessling

Insider Reports History

Location
Washington, Dc, DC
Signature
/s/ Donald Ainscow, as attorney-in-fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Heather Kiessling:

Company Role Class Num Shares Value Price $ Report Date Ownership
ASP Isotopes Inc. Chief Financial Officer Common Stock 732,500 $4,247,035 $5.80 18 Dec 2025 Direct

Insider Reports Filed by Heather Kiessling

Symbol Company Period Transactions Value $ Form Type Role Filing Time
ASPI ASP Isotopes Inc. 18 Dec 2025 1 -$463,840 4 Chief Financial Officer 29 Dec 2025, 21:30
ASPI ASP Isotopes Inc. 14 Apr 2025 1 $0 4 Chief Financial Officer 15 Apr 2025, 08:42
ASPI ASP Isotopes Inc. 01 Jul 2024 1 $0 4 Chief Financial Officer 01 Jul 2024, 16:21
ASPI ASP Isotopes Inc. 01 Jul 2024 0 $0 3 Chief Financial Officer 01 Jul 2024, 16:21