Heather Kiessling

Chief Financial Officer, ASP Isotopes Inc.

Bought, 12 months

$0.0M

Sold, 12 months

$0.8M

Companies

Latest trade

Oct 16, 2026

Companies

ASP Isotopes Inc.Chief Financial Officer −$0.8M

Trades

ASPI Sold 21,830 shares at $2.19 $0.0M Oct 16

ASPI Sold 23,124 shares at $6.28 · planned $0.1M Jul 1

ASPI Sold 23,124 shares at $5.48 · planned $0.1M Apr 15

ASPI Sold 80,000 shares at $5.80 $0.5M Dec 18

Open-market trades from SEC Form 4 only: no grants, option exercises or gifts. People are matched by the name on their filings, so two people with the same name share this page. For information only — not investment advice.