Ainscow Robert, COO of ASP Isotopes Inc. ($ASPI), sold shares on the open market nine times over the past year, totaling $2.25 million. His most recent sale occurred on March 6, 2026. These ASPI insider sales rank 3,265th among 11,678 individuals in our database, where the average is $8.6 million across about 6.4 transactions. Robert made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 6, 2026 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | COO | S | Common Stock | 8438 | $5.44 | 1,537,817.0000 | 110,840,122 | 0.55% | 0.01% |
| Dec. 8, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Interim CEO and COO | S | Common Stock | 8438 | $6.20 | 1,546,255.0000 | 110,840,122 | 0.54% | 0.01% |
| Nov. 25, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Interim CEO and COO | S | Common Stock | 25000 | $5.77 | 1,554,693.0000 | 110,840,122 | 1.58% | 0.02% |
| Nov. 17, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Interim CEO and COO | S | Common Stock | 67500 | $7.51 | 1,579,693.0000 | 72,068,059 | 4.10% | 0.09% |
| Oct. 14, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Interim CEO and COO | S | Common Stock | 22500 | $13.60 | 1,647,193.0000 | 72,068,059 | 1.35% | 0.03% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | F | Common Stock | 2813 | $8.53 | 1,566,345.0000 | 72,068,059 | 0.18% | 0.00% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | M | Common Stock | 135000 | $2.00 | 1,701,345.0000 | 72,068,059 | 8.62% | 0.19% |
| Sept. 8, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | S | Common Stock | 8438 | $8.53 | 1,411,554.0000 | 72,068,059 | 0.59% | 0.01% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | M | Common Stock | 150000 | $0.25 | 1,564,554.0000 | 72,068,059 | 10.60% | 0.21% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | F | Common Stock | 4396 | $8.53 | 1,557,158.0000 | 72,068,059 | 0.28% | 0.01% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | M | Common Stock | 12000 | $2.00 | 1,569,158.0000 | 72,068,059 | 0.77% | 0.02% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | F | Common Stock | 31652 | $8.53 | 1,669,693.0000 | 72,068,059 | 1.86% | 0.04% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | M | Employee Stock Option (right to buy) | 150000 | $0.00 | 0.0000 | 72,068,059 | 100.00% | 0.21% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | M | Employee Stock Option (right to buy) | 12000 | $0.00 | 0.0000 | 72,068,059 | 100.00% | 0.02% |
| Sept. 9, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | M | Employee Stock Option (right to buy) | 135000 | $0.00 | 0.0000 | 72,068,059 | 100.00% | 0.19% |
| April 15, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | S | Common Stock | 66666 | $5.75 | 1,553,326.0000 | 72,068,059 | 4.12% | 0.09% |
| April 16, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | S | Common Stock | 66666 | $5.45 | 1,486,660.0000 | 72,068,059 | 4.29% | 0.09% |
| April 17, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | S | Common Stock | 66668 | $5.62 | 1,419,992.0000 | 72,068,059 | 4.48% | 0.09% |
| April 14, 2025 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | A | Common Stock | 400000 | $0.00 | 1,619,992.0000 | 72,068,059 | 32.79% | 0.56% |
| Sept. 6, 2024 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | A | Common Stock | 300000 | $0.00 | 1,219,992.0000 | 0 | 32.61% | 0.00% |
| July 15, 2024 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Operating Officer | P | Common Stock | 19992 | $0.00 | 919,992.0000 | 0 | 2.22% | 0.00% |
| Dec. 30, 2022 | ASP Isotopes Inc. | $ASPI | Ainscow Robert | Chief Financial Officer | A | Common Stock | 50000 | $0.00 | 900,000.0000 | 0 | 5.88% | 0.00% |