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 |
|---|---|---|---|---|---|---|
| 2015-07-17 | ZASLOFF MICHAEL A Director | Sale | −7,692 | $17.41 | $134K | 26,325 |
| 2015-07-17 | ZASLOFF MICHAEL A Director | Option exercise · Stock Option (right to buy) | −7,692 | 30,770 | ||
| 2015-07-05 | Shandell Jason B. President | Shares withheld for taxes | −3,394 | $17.24 | $59K | 160,787 |
| 2015-06-17 | Zhou Rong EVP, Production | Sale | −1,000 | $16.48 | $16K | 26,232 |
| 2015-06-15 | Gerst Diane G. EVP, QA & Regulatory Affairs | Grant or award | +1,544 | 20,178 | ||
| 2015-06-15 | Gerst Diane G. EVP, QA & Regulatory Affairs | Grant or award · Employee Stock Option (right to buy) | +4,685 | 4,685 | ||
| 2015-06-15 | Zhou Rong EVP, Production | Grant or award | +1,544 | 27,232 | ||
| 2015-06-15 | Zhou Rong EVP, Production | Grant or award · Employee Stock Option (right to buy) | +4,685 | 4,685 | ||
| 2015-06-15 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +50,061 | $12.97 | $649K | 961,697 |
| 2015-06-15 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −45,382 | $16.29 | $739K | 916,315 |
| 2015-06-15 | Zhang Jack Y. CEO & Chief Science Officer | Shares withheld for taxes | −4,679 | $16.29 | $76K | 911,636 |
| 2015-06-15 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −50,061 | 8,481 | ||
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +83,253 | $12.97 | $1.1M | 1,007,894 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −75,618 | $16.15 | $1.2M | 932,276 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +42,223 | $12.97 | $548K | 718,221 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −38,471 | $16.17 | $622K | 679,750 |
| 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 | ||
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +83,253 | $12.97 | $1.1M | 994,889 |
| 2015-06-12 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −75,618 | $16.15 | $1.2M | 919,271 |
Page 74 of 81 · 1,602 trades