Thomas Teisseyre, COO of Hyperfine, Inc. ($HYPR), made four open market sales of company stock over the past year, totaling $5,571. His most recent sale occurred on February 13, 2026. These transactions rank 11,391st among 11,678 insiders in the database by sale value, well below the average of $8.6 million across 6.4 sales per insider. Teisseyre recorded 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 31, 2026 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | A | Class A Common Stock | 330000 | $0.00 | 684,648.0000 | 82,113,369 | 93.05% | 0.40% |
| March 23, 2026 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 24188 | $1.21 | 354,648.0000 | 82,113,369 | 6.38% | 0.03% |
| Feb. 13, 2026 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 821 | $1.11 | 378,836.0000 | 82,113,369 | 0.22% | 0.00% |
| Nov. 19, 2025 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 1405 | $1.08 | 379,657.0000 | 82,113,369 | 0.37% | 0.00% |
| Aug. 18, 2025 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 1151 | $1.33 | 381,062.0000 | 62,776,930 | 0.30% | 0.00% |
| March 31, 2025 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | A | Class A Common Stock | 300000 | $0.00 | 382,213.0000 | 62,776,930 | 364.91% | 0.48% |
| May 16, 2025 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 2776 | $0.58 | 82,213.0000 | 62,776,930 | 3.27% | 0.00% |
| Feb. 20, 2025 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 3238 | $1.08 | 84,989.0000 | 0 | 3.67% | 0.00% |
| Feb. 18, 2025 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 3237 | $1.20 | 84,990.0000 | 0 | 3.67% | 0.00% |
| Nov. 18, 2024 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 2800 | $0.85 | 88,227.0000 | 0 | 3.08% | 0.00% |
| Aug. 16, 2024 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 2746 | $1.05 | 91,027.0000 | 0 | 2.93% | 0.00% |
| May 16, 2024 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 2753 | $0.88 | 93,773.0000 | 0 | 2.85% | 0.00% |
| March 28, 2024 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | A | Stock Option (right to buy) | 500000 | $0.00 | 500,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 16, 2024 | Hyperfine, Inc. | $HYPR | TEISSEYRE THOMAS | Chief Operating Officer | S | Class A Common Stock | 3230 | $1.11 | 96,526.0000 | 0 | 3.24% | 0.00% |