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 |
|---|---|---|---|---|---|---|
| 2018-03-17 | PETERS WILLIAM J CFO, SVP & Treasurer | Shares withheld for taxes | −3,434 | $19.91 | $68K | 94,324 |
| 2018-03-17 | Shandell Jason B. President and General Counsel | Shares withheld for taxes | −6,486 | $19.91 | $129K | 244,886 |
| 2018-03-17 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −30,487 | $19.91 | $607K | 2,061,347 |
| 2018-03-17 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −9,589 | $19.91 | $191K | 1,354,973 |
| 2018-03-16 | Zhou Rong EVP, Production Center | Shares withheld for taxes | −1,128 | $19.91 | $22K | 55,938 |
| 2018-03-16 | PETERS WILLIAM J CFO, SVP & Treasurer | Shares withheld for taxes | −2,915 | $19.91 | $58K | 97,758 |
| 2018-03-16 | Shandell Jason B. President and General Counsel | Shares withheld for taxes | −5,495 | $19.91 | $109K | 251,372 |
| 2018-03-16 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −19,360 | $19.91 | $385K | 2,091,834 |
| 2018-03-16 | Zhang Jack Y. CEO & Chief Scientific Officer | Shares withheld for taxes | −7,771 | $19.91 | $155K | 1,364,562 |
| 2018-03-15 | PRINS RICHARD K Director | Option exercise | +16,598 | $14.66 | $243K | 45,442 |
| 2018-03-15 | PRINS RICHARD K Director | Sale | −16,598 | $19.90 | $330K | 28,844 |
| 2018-03-15 | PRINS RICHARD K Director | Option exercise · Stock Option (right to buy) | −16,598 | 20,000 | ||
| 2018-03-15 | Zhou Rong EVP, Production Center | Grant or award | +8,969 | 57,066 | ||
| 2018-03-15 | Zhou Rong EVP, Production Center | Grant or award · Employee Stock Option (right to buy) | +20,827 | 20,827 | ||
| 2018-03-15 | PETERS WILLIAM J CFO, SVP & Treasurer | Grant or award | +22,359 | 100,673 | ||
| 2018-03-15 | PETERS WILLIAM J CFO, SVP & Treasurer | Grant or award · Employee Stock Option (right to buy) | +51,921 | 51,921 | ||
| 2018-03-15 | Shandell Jason B. President and General Counsel | Grant or award | +39,919 | 256,867 | ||
| 2018-03-15 | Shandell Jason B. President and General Counsel | Grant or award · Employee Stock Option (right to buy) | +92,692 | 92,692 | ||
| 2018-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Grant or award | +98,029 | 2,111,194 | ||
| 2018-03-15 | Zhang Jack Y. CEO & Chief Scientific Officer | Grant or award | +41,687 | 1,372,333 |
Page 56 of 81 · 1,602 trades