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 |
|---|---|---|---|---|---|---|
| 2020-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −27,179 | $14.19 | $386K | 2,120,137 |
| 2020-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −9,593 | $14.19 | $136K | 1,389,429 |
| 2020-03-13 | PETERS WILLIAM J CFO, SVP & Treasurer | Sale | −2,964 | $13.66 | $40K | 76,011 |
| 2020-03-13 | PETERS WILLIAM J CFO, SVP & Treasurer | Sale | −1,737 | $14.43 | $25K | 74,274 |
| 2020-03-02 | Petersen Floyd F. Director | Sale | −500 | $15.56 | $8K | 72,642 |
| 2020-02-07 | Shandell Jason B. President and General Counsel | Option exercise | +6,853 | $14.40 | $99K | 145,751 |
| 2020-02-07 | Shandell Jason B. President and General Counsel | Sale | −6,853 | $19.88 | $136K | 138,898 |
| 2020-02-07 | Shandell Jason B. President and General Counsel | Option exercise · Employee Stock Option (right to buy) | −6,853 | 46,944 | ||
| 2020-02-06 | Shandell Jason B. President and General Counsel | Option exercise | +21,933 | $14.40 | $316K | 160,831 |
| 2020-02-06 | Shandell Jason B. President and General Counsel | Sale | −21,933 | $19.83 | $435K | 138,898 |
| 2020-02-06 | Shandell Jason B. President and General Counsel | Option exercise · Employee Stock Option (right to buy) | −21,933 | 53,797 | ||
| 2020-02-05 | Shandell Jason B. President and General Counsel | Option exercise | +15,615 | $14.40 | $225K | 154,513 |
| 2020-02-05 | Shandell Jason B. President and General Counsel | Sale | −15,615 | $19.57 | $306K | 138,898 |
| 2020-02-05 | Shandell Jason B. President and General Counsel | Option exercise · Employee Stock Option (right to buy) | −15,615 | 75,730 | ||
| 2020-02-03 | Petersen Floyd F. Director | Sale | −500 | $19.12 | $10K | 73,142 |
| 2020-01-21 | PETERS WILLIAM J CFO, SVP & Treasurer | Sale | −3,990 | $20.07 | $80K | 78,975 |
| 2020-01-08 | Shandell Jason B. President and General Counsel | Option exercise | +25,000 | $10.93 | $273K | 163,898 |
| 2020-01-08 | Shandell Jason B. President and General Counsel | Sale | −25,000 | $18.44 | $461K | 138,898 |
| 2020-01-08 | Shandell Jason B. President and General Counsel | Option exercise · Employee Stock Option (right to buy) | −25,000 | 9,149 | ||
| 2020-01-02 | Petersen Floyd F. Director | Sale | −1,000 | $19.14 | $19K | 73,642 |
Page 42 of 81 · 1,602 trades