SEC Form 4 · accession 0001104659-18-019047
Amphastar Pharmaceuticals, Inc. · AMPH
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
William J Peters
Officer — CFO, SVP & Treasurer
Period of report
Mar 16, 2018
Accepted (ET)
Mar 20, 2018 · 8:04 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001297184
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Mar 16, 2018 | F | 2,915 | $19.91 | D | 97,758 | D | |
| Common StockF1 | Mar 17, 2018 | F | 3,434 | $19.91 | D | 94,324 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of by restricted stock units, or RSUs.