ASPI insider trading — ASP Isotopes Inc.
Over the last 90 days, insiders at ASP Isotopes Inc. (ASPI) made 2 open-market purchases worth $62K and 1 open-market sale worth $92K, making them net sellers by $30K. The largest purchase was by Ryan Robert John Andrew (Director), who bought 15,000 shares for $40K on Sep 30, 2026. The largest sale was by Ainscow Donald George (EVP, Gen Counsel, Secretary), who sold 23,678 shares for $92K on Sep 2, 2026.
Updated Oct 16, 2026.
Recent ASPI insider transactions
Every Form 4 filed by ASP Isotopes Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Ryan Robert John Andrew | Director | P · Purchase | Direct | 15,000 | $2.68 | $40K | Form 4 |
| Sep 28, 2026 | Ryan Robert John Andrew | Director | P · Purchase | Direct | 8,000 | $2.70 | $22K | Form 4 |
| Sep 8, 2026 | Ainscow Robert | COO | S · Sale · 10b5-1 | Direct | 8,438 | $4.29 | $36K | Form 4 |
| Sep 2, 2026 | Ainscow Donald George | EVP, Gen Counsel, Secretary | S · Sale | Direct | 23,678 | $3.89 | $92K | Form 4 |
| Sep 2, 2026 | Ainscow Robert | COO | S · Sale · 10b5-1 | Direct | 25,000 | $3.90 | $98K | Form 4 |
| Sep 4, 2026 | Mann Paul Elliot | Chairman and CEO | S · Sale · 10b5-1 | Direct | 83,759 | $4.10 | $343K | Form 4 |
| Sep 3, 2026 | Mann Paul Elliot | Chairman and CEO | S · Sale · 10b5-1 | Direct | 83,758 | $3.92 | $328K | Form 4 |
| Sep 2, 2026 | Mann Paul Elliot | Chairman and CEO | S · Sale · 10b5-1 | Direct | 83,758 | $3.91 | $327K | Form 4 |
ASPI insider trading FAQ
Are insiders buying ASPI stock?
Yes. In the last 90 days, ASP Isotopes Inc. insiders made 2 open-market purchases totaling $62K, and 1 open-market sale totaling $92K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading ASPI?
Recent buyers: Ryan Robert John Andrew. Recent sellers: Ainscow Donald George.
Where does ASPI insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.