Ainscow Robert — SEC Form 4 filings
SEC reporting owner CIK 1951275. 16 Form 4 filings on record with FilingPulse; latest filed 2026-09-10.
Transaction summary — filings shown
Covers all 16 filings on record, filed 2024-07-15 to 2026-09-10. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing — 19,992 shares.
- Open-market sales (code S, non-derivative): 14 legs across 12 filings — 429,690 shares, $2,671,238 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 12.
- Largest priced transaction: sale of 67,500 shares @ $7.51 ($506,722) in ASP Isotopes Inc., filed 2025-11-19.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| ASP Isotopes Inc. (ASPI) | COO | 16 | 1 leg · 19,992 sh | 14 legs · 429,690 sh · $2,671,238 | 12 |
Form 4 filings — Ainscow Robert
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-10 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 8,438 @ $4.29 | EDGAR |
| 2026-09-04 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 25,000 @ $3.90 | EDGAR |
| 2026-06-10 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 8,438 @ $7.00 | EDGAR |
| 2026-06-03 | 4 | ASP Isotopes Inc. (ASPI) | Grant/award (A): 800,000 | EDGAR |
| 2026-04-17 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 22,500 @ $5.21 | EDGAR |
| 2026-04-13 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 25,000 @ $4.51 | EDGAR |
| 2026-03-06 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 8,438 @ $5.44 | EDGAR |
| 2025-12-11 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 8,438 @ $6.20 | EDGAR |
| 2025-11-28 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 25,000 @ $5.77 | EDGAR |
| 2025-11-19 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 67,500 @ $7.51 | EDGAR |
| 2025-10-16 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 22,500 @ $13.60 | EDGAR |
| 2025-09-10 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 8,438 @ $8.53 · Option exercise (M): 150,000 @ $0.25 · Tax withholding (F): 4,396 @ $8.53 · Option exercise (M): 12,000 @ $2 · Tax withholding (F): 2,813 @ $8.53 · Option exercise (M): 135,000 @ $2 · +4 more | EDGAR |
| 2025-04-17 | 4 | ASP Isotopes Inc. (ASPI) | Sale (S): 66,666 @ $5.75 · Sale (S): 66,666 @ $5.45 · Sale (S): 66,668 @ $5.62 | EDGAR |
| 2025-04-15 | 4 | ASP Isotopes Inc. (ASPI) | Grant/award (A): 400,000 | EDGAR |
| 2024-09-10 | 4 | ASP Isotopes Inc. (ASPI) | Grant/award (A): 300,000 | EDGAR |
| 2024-07-15 | 4 | ASP Isotopes Inc. (ASPI) | Purchase (P): 19,992 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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