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 |
|---|---|---|---|---|---|---|
| 2022-02-25 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) | −23,000 | 25,074 | ||
| 2022-02-08 | Zhou Rong EVP, Production Center | Option exercise | +7,000 | $10.93 | $77K | 83,553 |
| 2022-02-08 | Zhou Rong EVP, Production Center | Sale | −7,000 | $26.77 | $187K | 76,553 |
| 2022-02-08 | Zhou Rong EVP, Production Center | Option exercise · Employee Stock Option (right to buy) | −7,000 | 7,000 | ||
| 2022-02-08 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise | +10,000 | $14.95 | $150K | 116,042 |
| 2022-02-08 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −10,000 | $26.95 | $270K | 106,042 |
| 2022-02-08 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) | −10,000 | 48,074 | ||
| 2022-02-01 | Petersen Floyd F. Director | Sale | −89 | $23.37 | $2K | 77,784 |
| 2022-02-01 | Petersen Floyd F. Director | Sale | −411 | $24.24 | $10K | 77,373 |
| 2022-01-10 | Zhou Rong EVP, Production Center | Option exercise | +14,000 | $10.93 | $153K | 97,481 |
| 2022-01-10 | Zhou Rong EVP, Production Center | Sale | −10,677 | $24.96 | $267K | 86,804 |
| 2022-01-10 | Zhou Rong EVP, Production Center | Sale | −10,251 | $25.77 | $264K | 76,553 |
| 2022-01-10 | Zhou Rong EVP, Production Center | Option exercise · Employee Stock Option (right to buy) | −14,000 | 14,000 | ||
| 2022-01-10 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise | +16,000 | $14.40 | $230K | 122,042 |
| 2022-01-10 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −16,000 | $25.40 | $406K | 106,042 |
| 2022-01-10 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) | −16,000 | 50,777 | ||
| 2022-01-07 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise | +31,776 | $14.40 | $458K | 137,818 |
| 2022-01-07 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −20,000 | $24.15 | $483K | 117,818 |
| 2022-01-07 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −11,776 | $24.90 | $293K | 106,042 |
| 2022-01-07 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) | −31,776 | 66,777 |
Page 28 of 81 · 1,602 trades