Paul Schimmel bought aTyr Pharma Inc. ($ATYR) shares on the open market twice in the last year, totaling about $912,000. His most recent purchase was on October 9, 2025. These buys rank him 607th among nearly 5,000 insiders by purchase value, below the average of 1.5 million per insider across about 3.3 transactions. He made no open market sales in the period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct. 9, 2025 | aTYR PHARMA INC | $ATYR | SCHIMMEL PAUL | Not found | P | Common Stock | 317999 | $0.94 | 2,101,056.0000 | 88,858,612 | 17.83% | 0.36% |
| Oct. 8, 2025 | aTYR PHARMA INC | $ATYR | SCHIMMEL PAUL | Not found | P | Common Stock | 682001 | $0.90 | 1,783,057.0000 | 88,858,612 | 61.94% | 0.77% |
| May 1, 2025 | aTYR PHARMA INC | $ATYR | SCHIMMEL PAUL | Not found | A | Stock Option (right to buy) | 50000 | $0.00 | 50,000.0000 | 88,858,612 | 9999.99% | 0.06% |
| July 24, 2024 | aTYR PHARMA INC | $ATYR | SCHIMMEL PAUL | Not found | P | Common Stock | 52300 | $1.93 | 1,101,056.0000 | 0 | 4.99% | 0.00% |
| July 22, 2024 | aTYR PHARMA INC | $ATYR | SCHIMMEL PAUL | Not found | P | Common Stock | 41052 | $1.74 | 1,042,108.0000 | 0 | 4.10% | 0.00% |
| July 23, 2024 | aTYR PHARMA INC | $ATYR | SCHIMMEL PAUL | Not found | P | Common Stock | 6648 | $1.82 | 1,048,756.0000 | 0 | 0.64% | 0.00% |
| May 22, 2024 | aTYR PHARMA INC | $ATYR | SCHIMMEL PAUL | Not found | A | Stock Option (right to buy) | 24000 | $0.00 | 24,000.0000 | 0 | 9999.99% | 0.00% |