Kiessling Heather

ASP Isotopes Inc. Common Stock · Chief Financial Officer

Kiessling Heather is listed in public filings as officer: Chief Financial Officer. This Kiessling Heather insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include ASP Isotopes Inc. Common Stock (ASPI). Investors use Kiessling Heather's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
ASP Isotopes Inc. Common StockASPI--1.5M sharesGrant / ExerciseMay 28, 2026Disclosure amount unavailable840k shares----

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
ASP Isotopes Inc. Common StockASPI$3.9M709.4k sharesSellApr 15, 2026$126.7K23.1k shares$5.48--
ASP Isotopes Inc. Common StockASPI$4.2M732.5k sharesSellDec 18, 2025$463.8K80k shares$5.80--
ASP Isotopes Inc. Common StockASPI--812.5k sharesGrant / ExerciseApr 14, 2025Disclosure amount unavailable400k shares----
ASP Isotopes Inc. Common StockASPI--412.5k sharesGrant / ExerciseJul 1, 2024Disclosure amount unavailable400k shares----