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 |
|---|---|---|---|---|---|---|
| 2017-10-17 | Gerst Diane G. EVP, QA & Regulatory Affairs | Sale | −523 | $18.48 | $10K | 33,825 |
| 2017-10-13 | PETERS WILLIAM J CFO, SVP & Treasurer | Sale | −3,026 | $18.56 | $56K | 83,496 |
| 2017-10-12 | Shohet Stephen B. Director | Option exercise | +7,862 | $10.77 | $85K | 31,978 |
| 2017-10-12 | Shohet Stephen B. Director | Sale | −7,862 | $18.73 | $147K | 24,116 |
| 2017-10-12 | Shohet Stephen B. Director | Option exercise · Stock Option (right to buy) | −7,862 | 70,762 | ||
| 2017-10-05 | Gerst Diane G. EVP, QA & Regulatory Affairs | Option exercise | +8,444 | $11.33 | $96K | 42,792 |
| 2017-10-05 | Gerst Diane G. EVP, QA & Regulatory Affairs | Sale | −8,444 | $18.87 | $159K | 34,348 |
| 2017-10-05 | Gerst Diane G. EVP, QA & Regulatory Affairs | Option exercise · Employee Stock Option (right to buy) | −8,444 | 25,330 | ||
| 2017-10-04 | Petersen Floyd F. Director | Option exercise | +39,312 | $10.77 | $423K | 103,873 |
| 2017-10-04 | Petersen Floyd F. Director | Sale | −39,312 | $18.59 | $731K | 64,561 |
| 2017-10-04 | Petersen Floyd F. Director | Option exercise · Stock Option (right to buy) | −39,312 | 0 | ||
| 2017-10-02 | ZASLOFF MICHAEL A Director | Option exercise | +63,624 | $10.77 | $685K | 101,879 |
| 2017-10-02 | ZASLOFF MICHAEL A Director | Sale | −63,624 | $18.18 | $1.2M | 38,255 |
| 2017-10-02 | ZASLOFF MICHAEL A Director | Option exercise · Stock Option (right to buy) | −63,624 | 0 | ||
| 2017-09-13 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise | −176,987 | $11.53 | $2.0M | 1,731,937 |
| 2017-09-13 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −153,882 | $15.86 | $2.4M | 1,578,055 |
| 2017-09-13 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise | −138,632 | $11.53 | $1.6M | 1,197,337 |
| 2017-09-13 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −120,504 | $15.87 | $1.9M | 1,076,833 |
| 2017-09-13 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise · Employee Stock Option (right to buy) | −176,987 | 0 | ||
| 2017-09-13 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise · Employee Stock Option (right to buy) | −138,632 | 0 |
Page 60 of 81 · 1,602 trades