Equity awards and tax withholding for Amphastar Pharmaceuticals (AMPH) insiders
Rhea-AI Filing Summary
Amphastar Pharmaceuticals insiders reported routine equity compensation and related tax withholding. CEO Jack Y. Zhang and COO Mary Z. Luo, who are also major shareholders and directors, received grants of restricted stock units (RSUs) and employee stock options tied to common stock. The RSUs, totaling 180,504 shares held directly and 72,462 shares held indirectly, vest in four equal annual installments beginning on March 9, 2027. They also received employee stock options for 372,338 shares held directly and 149,472 shares held indirectly, with a $19.21 exercise price and the same four-year vesting schedule. In connection with RSU vesting, 14,785 directly held shares and 4,395 indirectly held shares of common stock were withheld at $18.91 per share to cover tax liabilities, a non‑market transaction. Following these updates, reported holdings include 3,014,621 shares of common stock held directly, 1,252,428 shares held indirectly, and 6,827,679 additional shares held indirectly through Applied Physics and Chemistry Laboratories, Inc. and a related trust.
Positive
- None.
Negative
- None.
Insider Trade Summary
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Tax Withholding | Common Stock | 14,785 | $18.91 | $280K |
| Tax Withholding | Common Stock | 4,395 | $18.91 | $83K |
| Grant/Award | Employee Stock Option (right to buy) | 372,338 | $0.00 | -- |
| Grant/Award | Employee Stock Option (right to buy) | 149,472 | $0.00 | -- |
| Grant/Award | Common Stock | 180,504 | $0.00 | -- |
| Grant/Award | Common Stock | 72,462 | $0.00 | -- |
| holding | Common Stock | -- | -- | -- |
Footnotes (1)
- The reported shares are represented by restricted stock units, or RSUs, which vest in four equal annual installments beginning on March 9, 2027. The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of RSUs. The securities are held of record by Mary Z. Luo. The reporting persons are husband and wife. The shares are held of record by Applied Physics and Chemistry Laboratories, Inc., of which the reporting persons and The Bill Luobei Zhang 2004 Irrevocable Trust are the sole owners. The shares subject to the option vest in four equal annual installments beginning on March 9, 2027.
