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 |
|---|---|---|---|---|---|---|
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −7,635 | $16.15 | $123K | 911,636 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +42,223 | $12.97 | $548K | 703,889 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −38,471 | $16.17 | $622K | 665,418 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −3,752 | $16.17 | $61K | 661,666 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −83,253 | 58,542 | ||
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −42,223 | 8,481 | ||
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +12,860 | $12.97 | $167K | 936,241 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −11,600 | $16.47 | $191K | 924,641 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +12,930 | $12.97 | $168K | 687,662 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −11,664 | $16.47 | $192K | 675,998 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −12,860 | 141,795 | ||
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −12,930 | 50,704 | ||
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +12,860 | $12.97 | $167K | 924,496 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −11,600 | $16.47 | $191K | 912,896 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −1,260 | $16.47 | $21K | 911,636 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +12,930 | $12.97 | $168K | 674,596 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −11,664 | $16.47 | $192K | 662,932 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −1,266 | $16.47 | $21K | 661,666 |
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −12,860 | 141,795 | ||
| 2015-06-11 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −12,930 | 50,704 |
Page 75 of 81 · 1,602 trades