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 |
|---|---|---|---|---|---|---|
| 2019-06-12 | Koo Richard Director | Grant or award | +5,491 | 247,419 | ||
| 2019-06-12 | Koo Richard Director | Grant or award · Stock Option (right to buy) | +13,915 | 13,915 | ||
| 2019-06-12 | Gerst Diane G. Director | Grant or award | +2,745 | 2,745 | ||
| 2019-06-12 | Gerst Diane G. Director | Grant or award · Stock Option (right to buy) | +6,959 | 6,959 | ||
| 2019-06-07 | Lee Howard Director | Shares withheld for taxes | −791 | $20.11 | $16K | 122,590 |
| 2019-05-06 | Zhou Rong EVP, Production Center | Option exercise | +9,600 | $20.26 | $194K | 66,707 |
| 2019-05-06 | Zhou Rong EVP, Production Center | Sale | −9,600 | $22.76 | $218K | 57,107 |
| 2019-05-06 | Zhou Rong EVP, Production Center | Option exercise · Employee Stock Option (right to buy) | −9,600 | 0 | ||
| 2019-05-01 | Shandell Jason B. President and General Counsel | Option exercise | +10,000 | $10.93 | $109K | 169,947 |
| 2019-05-01 | Shandell Jason B. President and General Counsel | Sale | −10,000 | $21.97 | $220K | 159,947 |
| 2019-05-01 | Shandell Jason B. President and General Counsel | Option exercise · Employee Stock Option (right to buy) | −10,000 | 34,149 | ||
| 2019-04-16 | Shandell Jason B. President and General Counsel | Sale | −9,478 | $20.67 | $196K | 159,947 |
| 2019-03-26 | Zhou Rong EVP, Production Center | Shares withheld for taxes | −814 | $20.54 | $17K | 57,107 |
| 2019-03-26 | Liawatidewi Yakob SVP Corp Admin Center | Shares withheld for taxes | −885 | $20.54 | $18K | 41,273 |
| 2019-03-26 | PETERS WILLIAM J CFO, SVP & Treasurer | Shares withheld for taxes | −2,553 | $20.54 | $52K | 86,339 |
| 2019-03-26 | Shandell Jason B. President and General Counsel | Shares withheld for taxes | −6,603 | $20.54 | $136K | 169,425 |
| 2019-03-17 | Liawatidewi Yakob SVP Corp Admin Center | Shares withheld for taxes | −1,307 | $20.23 | $26K | 42,158 |
| 2019-03-17 | PETERS WILLIAM J CFO, SVP & Treasurer | Shares withheld for taxes | −5,228 | $20.23 | $106K | 88,892 |
| 2019-03-17 | Zhou Rong EVP, Production Center | Shares withheld for taxes | −1,510 | $20.23 | $31K | 57,921 |
| 2019-03-17 | Shandell Jason B. President and General Counsel | Shares withheld for taxes | −9,876 | $20.23 | $200K | 176,028 |
Page 45 of 81 · 1,602 trades