SEC Form 4 · accession 0000899243-16-016354
Amphastar Pharmaceuticals, Inc. · AMPH
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Rong Zhou
Officer — EVP, Production
Period of report
Mar 17, 2016
Accepted (ET)
Mar 21, 2016 · 8:09 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,F2 | Mar 17, 2016 | A | 11,473 | $0.00 | A | 37,705 | D | |
| Common StockF3 | holding | — | — | — | 99,668 | I | See footnote | |
| Common StockF4 | holding | — | — | — | 5,000 | I | See footnote |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (right to buy)F5 | $11.33 | Mar 17, 2016 | A | 34,438 | A | — | Mar 17, 2026 | Common Stock | 34,438 | 34,438 | D |
Explanation of responses
- F1The reported shares are represented by deferred stock units, or DSUs, which vest in four equal annual installments beginning on March 17, 2017.
- F2Includes 772 shares acquired under the Issuer's 2014 Employee Stock Purchase Plan.
- F3The shares are held of record by the Zhou Family Trust for which the reporting person serves as a trustee.
- F4The shares are held of record by the reporting person's spouse.
- F5Shares subject to the option vest in four equal annual installments beginning on March 17, 2017.