SEC Form 4 · accession 0001104659-18-072627
Amphastar Pharmaceuticals, Inc. · AMPH
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Richard Koo
Director
Period of report
Dec 11, 2018
Accepted (ET)
Dec 12, 2018 · 8:39 pm EST
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 Stock | Dec 11, 2018 | M | 29,278 | $14.66 | A | 271,206 | D | |
| Common StockF1 | Dec 11, 2018 | S | 29,278 | $21.3155 | D | 241,928 | D | |
| Common StockF2 | holding | — | — | — | 10,000 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F3 | $14.66 | Dec 11, 2018 | M | 29,278 | D | — | Dec 20, 2018 | Common Stock | 29,278 | 0 | D |
Explanation of responses
- F1The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.06 to $21.66, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.
- F2The reported shares are held directly by Richard Y. Koo, a sole proprietorship, for which the Reporting Person is the sole owner.
- F3Shares subject to the option are fully vested and immediately exercisable.