Hunter Heidi made one open market purchase of IO Biotech ($IOBT) shares worth nearly $21,000 in the last year, with the most recent on May 30, 2025. This ranks her 3,785th among 4,983 insiders by purchase value, well below the average of $1.5 million across 3.29 transactions per insider. She reported no open market sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 23, 2025 | SUTRO BIOPHARMA, INC. | $STRO | Hunter Heidi | Not found | A | Stock Option (right to buy) | 1500 | $0.00 | 1,500.0000 | 85,135,290 | 9999.99% | 0.00% |
| June 6, 2025 | SUTRO BIOPHARMA, INC. | $STRO | Hunter Heidi | Not found | A | Stock Option (right to buy) | 50000 | $0.00 | 50,000.0000 | 83,775,336 | 9999.99% | 0.06% |
| June 5, 2025 | IO Biotech, Inc. | $IOBT | Hunter Heidi | Not found | A | Stock Option (Right to Buy) | 35144 | $0.00 | 35,144.0000 | 65,880,914 | 9999.99% | 0.05% |
| May 30, 2025 | IO Biotech, Inc. | $IOBT | Hunter Heidi | Not found | P | Common Stock | 15000 | $1.39 | 15,000.0000 | 65,880,914 | 9999.99% | 0.02% |
| June 6, 2024 | SUTRO BIOPHARMA, INC. | $STRO | Hunter Heidi | Not found | A | Stock Option (right to buy) | 35000 | $0.00 | 35,000.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2024 | IO Biotech, Inc. | $IOBT | Hunter Heidi | Not found | A | Stock Option (Right to Buy) | 45642 | $0.00 | 45,642.0000 | 0 | 9999.99% | 0.00% |