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 |
|---|---|---|---|---|---|---|
| 2015-11-20 | Petersen Floyd F. Director | Sale | −31,529 | $14.29 | $451K | 57,231 |
| 2015-11-20 | Petersen Floyd F. Director | Option exercise · Stock Option (right to buy) | −38,462 | 0 | ||
| 2015-11-17 | PRINS RICHARD K Director | Sale | −3,772 | $13.95 | $53K | 28,950 |
| 2015-10-03 | Shandell Jason B. President | Shares withheld for taxes | −987 | $11.69 | $12K | 159,030 |
| 2015-09-28 | Shandell Jason B. President | Shares withheld for taxes | −770 | $10.97 | $8K | 160,017 |
| 2015-08-24 | PRINS RICHARD K Director | Gift | −3,000 | 32,722 | ||
| 2015-08-18 | PRINS RICHARD K Director | Option exercise | +2,100 | $10.77 | $23K | 44,822 |
| 2015-08-18 | PRINS RICHARD K Director | Sale | −9,100 | $14.66 | $133K | 35,722 |
| 2015-08-18 | PRINS RICHARD K Director | Option exercise · Stock Option (right to buy) | −2,100 | 40,000 | ||
| 2015-08-17 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise | +8,481 | $12.97 | $110K | 920,117 |
| 2015-08-17 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise | +8,481 | $12.97 | $110K | 670,147 |
| 2015-08-17 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise · Employee Stock Option (right to buy) | −8,481 | 0 | ||
| 2015-08-17 | Zhang Jack Y. CEO & Chief Scientific Officer | Option exercise · Employee Stock Option (right to buy) | −8,481 | 0 | ||
| 2015-08-17 | PRINS RICHARD K Director | Option exercise | +5,400 | $10.77 | $58K | 48,122 |
| 2015-08-17 | PRINS RICHARD K Director | Sale | −5,400 | $14.70 | $79K | 42,722 |
| 2015-08-17 | PRINS RICHARD K Director | Option exercise · Stock Option (right to buy) | −5,400 | 42,100 | ||
| 2015-07-17 | Shohet Stephen B. Director | Option exercise | +7,692 | $11.68 | $90K | 19,878 |
| 2015-07-17 | Shohet Stephen B. Director | Sale | −7,692 | $17.41 | $134K | 12,186 |
| 2015-07-17 | Shohet Stephen B. Director | Option exercise · Stock Option (right to buy) | −7,692 | 30,770 | ||
| 2015-07-17 | ZASLOFF MICHAEL A Director | Option exercise | +7,692 | $11.68 | $90K | 34,017 |
Page 73 of 81 · 1,602 trades