Ainscow Robert (CIK 1951275) reported 20 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-10). Recent activity: Sell ASPI (8,438 shares), Buy ASPI (800,000 shares), Sell ASPI (22,500 shares), Sell ASPI (25,000 shares), Sell ASPI (8,438 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-10 | ASP Isotopes Inc. (ASPI) | COO | Sell | 8,438 | $59,058 |
| 2026-06-03 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Buy | 800,000 | $0 |
| 2026-04-17 | ASP Isotopes Inc. (ASPI) | COO | Sell | 22,500 | $117,112 |
| 2026-04-13 | ASP Isotopes Inc. (ASPI) | COO | Sell | 25,000 | $112,775 |
| 2026-03-06 | ASP Isotopes Inc. (ASPI) | COO | Sell | 8,438 | $45,903 |
| 2025-12-11 | ASP Isotopes Inc. (ASPI) | Interim CEO and COO | Sell | 8,438 | $52,316 |
| 2025-11-28 | ASP Isotopes Inc. (ASPI) | Interim CEO and COO | Sell | 25,000 | $144,250 |
| 2025-11-19 | ASP Isotopes Inc. (ASPI) | Interim CEO and COO | Sell | 67,500 | $506,925 |
| 2025-10-16 | ASP Isotopes Inc. (ASPI) | Interim CEO and COO | Sell | 22,500 | $306,000 |
| 2025-09-10 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Sell | 8,438 | $71,976 |
| 2025-09-10 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Buy | 150,000 | $37,500 |
| 2025-09-10 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Sell | 4,396 | $37,498 |
| 2025-09-10 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Buy | 12,000 | $24,000 |
| 2025-09-10 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Sell | 2,813 | $23,995 |
| 2025-09-10 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Buy | 135,000 | $270,000 |
| 2025-09-10 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Sell | 31,652 | $269,992 |
| 2025-04-17 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Sell | 66,666 | $383,330 |
| 2025-04-17 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Sell | 66,666 | $363,330 |
| 2025-04-17 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Sell | 66,668 | $374,674 |
| 2025-04-15 | ASP Isotopes Inc. (ASPI) | Chief Operating Officer | Buy | 400,000 | $0 |
Source: SEC Form 4 filings · as of 2026-06-10