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 |
|---|---|---|---|---|---|---|
| 2015-06-09 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −28,324 | 167,630 | ||
| 2015-06-09 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −28,433 | 76,253 | ||
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −3,046 | $16.61 | $51K | 914,260 |
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −3,052 | $16.61 | $51K | 664,299 |
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +30,066 | $12.97 | $390K | 946,533 |
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −27,020 | $16.61 | $449K | 919,513 |
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +30,152 | $12.97 | $391K | 697,991 |
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −27,100 | $16.61 | $450K | 670,891 |
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −30,066 | 195,954 | ||
| 2015-06-08 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −30,152 | 104,686 | ||
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −4,831 | $16.46 | $80K | 917,306 |
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −6,173 | $16.47 | $102K | 667,351 |
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +48,980 | $12.97 | $635K | 960,616 |
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −44,149 | $16.46 | $727K | 916,467 |
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +50,162 | $12.97 | $651K | 711,828 |
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −43,989 | $16.47 | $724K | 667,839 |
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −48,980 | 226,020 | ||
| 2015-06-05 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −50,162 | 134,838 | ||
| 2015-05-27 | ZASLOFF MICHAEL A Director | Grant or award | +8,686 | 26,325 | ||
| 2015-05-27 | ZASLOFF MICHAEL A Director | Grant or award · Stock Option (right to buy) | +47,782 | 47,782 |
Page 77 of 81 · 1,602 trades