CIK 0001297184 · Large accelerated filer
Amphastar Pharmaceuticals, Inc.
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- AMPH
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Entity type
- operating
- EIN
- 330702205
- Phone
- 909-980-9484
- Business address
- 11570 SIXTH STREET, RANCHO CUCAMONGA, CA, 91730
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $1,232,854
- in 4 filings, $918K under 10b5-1 plans
Net −$1,232,854. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2023-11-14 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −38,000 | 31,100 | ||
| 2023-11-14 | Deflin Gayle Director | Sale | −4,163 | $55.45 | $231K | 2,716 |
| 2023-11-13 | PRINS RICHARD K Director | Sale | −5,000 | $52.50 | $263K | 35,895 |
| 2023-11-01 | Petersen Floyd F. Director | Sale 10b5-1 | −500 | $45.30 | $23K | 81,833 |
| 2023-10-02 | Petersen Floyd F. Director | Sale 10b5-1 | −500 | $45.78 | $23K | 82,333 |
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise 10b5-1 | +10,000 | $19.79 | $198K | 115,603 |
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise 10b5-1 | +21,250 | $20.23 | $430K | 136,853 |
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise 10b5-1 | +25,250 | $13.03 | $329K | 162,103 |
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale 10b5-1 | −60,684 | $51.75 | $3.1M | 101,419 |
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale 10b5-1 | −59 | $52.26 | $3K | 101,360 |
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −10,000 | 5,053 | ||
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −21,250 | 36,475 | ||
| 2023-09-06 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −25,250 | 69,100 | ||
| 2023-08-28 | Liawatidewi Yakob EVP Corp Admin Center | Option exercise | +3,319 | $16.96 | $56K | 72,988 |
| 2023-08-28 | Liawatidewi Yakob EVP Corp Admin Center | Option exercise | +5,497 | $20.23 | $111K | 78,485 |
| 2023-08-28 | Liawatidewi Yakob EVP Corp Admin Center | Option exercise | +20,000 | $13.03 | $261K | 98,485 |
| 2023-08-28 | Liawatidewi Yakob EVP Corp Admin Center | Sale | −28,816 | $53.13 | $1.5M | 69,669 |
| 2023-08-28 | Liawatidewi Yakob EVP Corp Admin Center | Option exercise · Employee Stock Option (right to buy) | −3,319 | 0 | ||
| 2023-08-28 | Liawatidewi Yakob EVP Corp Admin Center | Option exercise · Employee Stock Option (right to buy) | −5,497 | 0 | ||
| 2023-08-28 | Liawatidewi Yakob EVP Corp Admin Center | Option exercise · Employee Stock Option (right to buy) | −20,000 | 16,176 |
Page 15 of 81 · 1,602 trades