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 |
|---|---|---|---|---|---|---|
| 2022-03-15 | Liawatidewi Yakob EVP Corp Admin Center | Grant or award · Employee Stock Option (right to buy) | +26,567 | 26,567 | ||
| 2022-03-15 | Zhou Rong EVP, Production Center | Grant or award | +13,658 | 83,965 | ||
| 2022-03-15 | Zhou Rong EVP, Production Center | Shares withheld for taxes | −1,652 | $34.74 | $57K | 82,313 |
| 2022-03-15 | Zhou Rong EVP, Production Center | Grant or award · Employee Stock Option (right to buy) | +31,516 | 31,516 | ||
| 2022-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Grant or award | +76,914 | 2,397,782 | ||
| 2022-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −14,759 | $34.74 | $513K | 2,383,023 |
| 2022-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Grant or award | +32,412 | 1,520,783 | ||
| 2022-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −4,786 | $34.74 | $166K | 1,515,997 |
| 2022-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Grant or award · Employee Stock Option (right to buy) | +177,461 | 177,461 | ||
| 2022-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Grant or award · Employee Stock Option (right to buy) | +74,784 | 74,784 | ||
| 2022-03-07 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise | +13,026 | $13.35 | $174K | 119,068 |
| 2022-03-07 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −13,026 | $29.35 | $382K | 106,042 |
| 2022-03-07 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) | −13,026 | 59,522 | ||
| 2022-03-01 | Petersen Floyd F. Director | Sale | −500 | $27.27 | $14K | 76,873 |
| 2022-02-25 | Zhou Rong EVP, Production Center | Option exercise | +7,000 | $10.93 | $77K | 83,553 |
| 2022-02-25 | Zhou Rong EVP, Production Center | Sale | −13,246 | $28.77 | $381K | 70,307 |
| 2022-02-25 | Zhou Rong EVP, Production Center | Option exercise · Employee Stock Option (right to buy) | −7,000 | 0 | ||
| 2022-02-25 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise | +23,000 | $14.95 | $344K | 129,042 |
| 2022-02-25 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −11,000 | $27.95 | $307K | 118,042 |
| 2022-02-25 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −12,000 | $28.95 | $347K | 106,042 |
Page 27 of 81 · 1,602 trades