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 |
|---|---|---|---|---|---|---|
| 2018-12-14 | Zhang Jack Y. CEO & Chief Scientific Officer | Sale | −43,577 | $20.48 | $892K | 2,072,317 |
| 2018-12-13 | Zhang Jack Y. CEO & Chief Scientific Officer | Sale | −29,689 | $20.99 | $623K | 7,327,679 |
| 2018-12-13 | Applied Physics & Chemistry Laboratories, Inc. 10% owner | Sale | −29,689 | $20.99 | $623K | 7,327,679 |
| 2018-12-12 | Zhang Jack Y. CEO & Chief Scientific Officer | Sale | −37,469 | $21.21 | $795K | 7,357,368 |
| 2018-12-12 | Applied Physics & Chemistry Laboratories, Inc. 10% owner | Sale | −37,469 | $21.21 | $795K | 7,357,368 |
| 2018-12-12 | Petersen Floyd F. Director | Option exercise · Stock Option (right to buy) | −29,278 | 29,278 | ||
| 2018-12-11 | Zhang Jack Y. CEO & Chief Scientific Officer | Sale | −63,504 | $21.43 | $1.4M | 7,398,090 |
| 2018-12-11 | Zhang Jack Y. CEO & Chief Scientific Officer | Sale | −3,253 | $22.13 | $72K | 7,394,837 |
| 2018-12-11 | Applied Physics & Chemistry Laboratories, Inc. 10% owner | Sale | −63,504 | $21.43 | $1.4M | 7,398,090 |
| 2018-12-11 | Applied Physics & Chemistry Laboratories, Inc. 10% owner | Sale | −3,253 | $22.13 | $72K | 7,394,837 |
| 2018-12-11 | Koo Richard Director | Option exercise | +29,278 | $14.66 | $429K | 271,206 |
| 2018-12-11 | Koo Richard Director | Sale | −29,278 | $21.32 | $624K | 241,928 |
| 2018-12-11 | Koo Richard Director | Option exercise · Stock Option (right to buy) | −29,278 | 0 | ||
| 2018-12-10 | Shohet Stephen B. Director | Option exercise | +58,557 | $14.66 | $858K | 89,263 |
| 2018-12-10 | Shohet Stephen B. Director | Sale | −58,557 | $21.72 | $1.3M | 30,706 |
| 2018-12-10 | Shohet Stephen B. Director | Option exercise · Stock Option (right to buy) | −58,557 | 0 | ||
| 2018-12-07 | Lee Howard Director | Option exercise | +9,278 | $14.66 | $136K | 132,659 |
| 2018-12-07 | Lee Howard Director | Sale | −9,278 | $21.89 | $203K | 123,381 |
| 2018-12-07 | Lee Howard Director | Option exercise · Stock Option (right to buy) | −9,278 | 0 | ||
| 2018-12-06 | Lee Howard Director | Option exercise | +10,000 | $14.66 | $147K | 133,381 |
Page 50 of 81 · 1,602 trades