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 |
|---|---|---|---|---|---|---|
| 2016-11-14 | Lee Howard Director | Option exercise | +20,000 | $14.23 | $285K | 134,527 |
| 2016-11-14 | Lee Howard Director | Sale | −20,000 | $20.56 | $411K | 114,527 |
| 2016-11-14 | Lee Howard Director | Option exercise · Stock Option (right to buy) | −20,000 | 17,994 | ||
| 2016-11-11 | PRINS RICHARD K Director | Option exercise | +5,000 | $10.77 | $54K | 31,000 |
| 2016-11-11 | PRINS RICHARD K Director | Sale | −8,000 | $20.06 | $161K | 23,000 |
| 2016-11-11 | PRINS RICHARD K Director | Option exercise · Stock Option (right to buy) | −5,000 | 27,500 | ||
| 2016-11-01 | Petersen Floyd F. Director | Sale | −400 | $18.09 | $7K | 59,517 |
| 2016-10-03 | Petersen Floyd F. Director | Sale | −400 | $18.75 | $8K | 59,917 |
| 2016-09-26 | Shandell Jason B. President and General Counsel | Option exercise | +56,996 | $10.93 | $623K | 259,957 |
| 2016-09-26 | Shandell Jason B. President and General Counsel | Sale | −56,996 | $19.50 | $1.1M | 202,961 |
| 2016-09-26 | Shandell Jason B. President and General Counsel | Option exercise · Employee Stock Option (right to buy) | −56,996 | 94,992 | ||
| 2016-09-21 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +55,081 | $16.75 | $923K | 1,143,416 |
| 2016-09-21 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −54,581 | $20.70 | $1.1M | 1,088,835 |
| 2016-09-21 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −500 | $21.45 | $11K | 1,088,335 |
| 2016-09-21 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise · Employee Stock Option (right to buy) | −55,081 | 0 | ||
| 2016-09-20 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +207,350 | $16.75 | $3.5M | 1,295,685 |
| 2016-09-20 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −76,152 | $20.73 | $1.6M | 1,219,533 |
| 2016-09-20 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −131,198 | $21.33 | $2.8M | 1,088,335 |
| 2016-09-20 | Zhang Jack Y. CEO & Chief Science Officer | Option exercise | +181,768 | $16.75 | $3.0M | 934,089 |
| 2016-09-20 | Zhang Jack Y. CEO & Chief Science Officer | Sale | −86,555 | $20.74 | $1.8M | 847,534 |
Page 65 of 81 · 1,602 trades