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Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (1 ops.)
Latest filing published 29 Dec 2025 for ASP Isotopes Inc., €395k.
Filing timeline
BuySaleHeather Kiessling
Insider track record
Disclosed buys
0
Disclosed sells
1
Signal history
No signal scores available.
Heather Kiessling: trading record in brief
Heather Kiessling is a declared insider of ASP Isotopes Inc., with filings sourced from SEC (Form 4). Between 1 July 2024 and 18 December 2025, the trades on record add up to 3 filings.
Sales make up the whole of the open-market record (1 sale, €395k). Outside the open market, there are 2 share grants. 2025 to date brings no purchases and 1 sale.
The newest entry dates from 29 December 2025: an open-market sale of €395k, in ASP Isotopes Inc. The median gap between a trade and its publication by SEC (Form 4) is 1 day. For comparison, the SEC allows two business days to file a Form 4. A sale on its own says little: insiders also sell to pay tax, fund a purchase or diversify. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
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Declarations3 total
80,000 shares@ US$5.80100.0% of flowCommon StockSEC:0001477932-25-009230:0
400,000 sharesCommon StockSEC:0001477932-25-002717:0
400,000 sharesCommon StockSEC:0001477932-24-004011:0
3 of 3 declarations
