Summary
Latest filing:
Robert Ainscow is COO of ASP Isotopes Inc. (ASPI). 10 SEC Form 4 filings on record going back to 2025, most recently on 11 September 2026. Most recent open-market trade: sold $36K of ASPI on 11 September 2026. Lifetime open-market sales: $1.09M.
Recent Transactions
5Every recent SEC Form 4 transaction Robert Ainscow has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Robert Ainscow files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Paul Elliot Mann - $3.07M of ASPI open-market activity in the last 12 months
- Todd Wider - $649K of ASPI open-market activity in the last 12 months
- Michael Gorley - $624K of ASPI open-market activity in the last 12 months
- Donald George Ainscow - $92K of ASPI open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Robert Ainscow?
Robert Ainscow is a corporate insider, tracked as COO of ASP Isotopes Inc. (ASPI). InsiderAlpha holds 10 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Robert Ainscow submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Robert Ainscow been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($1.09M) across all tracked filings.
Where can I see all of Robert Ainscow's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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