Yao Zhengbin has filed 10 insider transactions across 2 companies since June 2024.
Most recent transaction: a grant/award of 550000 shares of ArriVent BioPharma, Inc. ($AVBP) on February 02, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 2, 2026 | ArriVent BioPharma, Inc. | $AVBP | Yao Zhengbin | President and CEO | A | Stock Option (right to buy) | 550000 | $0.00 | 550,000.0000 | 38,462,600 | 9999.99% | 1.43% |
| July 30, 2025 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | A | Stock Option (Right to Buy) | 49800 | $0.00 | 49,800.0000 | 76,635,895 | 9999.99% | 0.06% |
| Feb. 3, 2025 | ArriVent BioPharma, Inc. | $AVBP | Yao Zhengbin | President and CEO | A | Stock Option (right to buy) | 380000 | $0.00 | 380,000.0000 | 31,469,328 | 9999.99% | 1.21% |
| June 27, 2024 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | A | Stock Option (Right to Buy) | 31016 | $0.00 | 31,016.0000 | 2,370,051 | 9999.99% | 1.31% |
| July 1, 2024 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | D | Stock Option (Right to Buy) | 31016 | $0.00 | 0.0000 | 2,446,022 | 100.00% | 1.27% |
| July 1, 2024 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | A | Stock Option (Right to Buy) | 31016 | $0.00 | 31,016.0000 | 2,446,022 | 9999.99% | 1.27% |
| July 1, 2024 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | D | Stock Option (Right to Buy) | 4278 | $0.00 | 0.0000 | 2,446,022 | 100.00% | 0.17% |
| July 1, 2024 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | A | Stock Option (Right to Buy) | 4278 | $0.00 | 4,278.0000 | 2,446,022 | 9999.99% | 0.17% |
| July 1, 2024 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | A | Common Stock | 23529 | $0.00 | 23,529.0000 | 2,446,022 | 9999.99% | 0.96% |
| July 1, 2024 | ALUMIS INC. | $ALMS | Yao Zhengbin | Not found | D | Class A Common Stock | 23529 | $0.00 | 0.0000 | 2,446,022 | 100.00% | 0.96% |