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 |
|---|---|---|---|---|---|---|
| 2022-07-01 | Petersen Floyd F. Director | Sale | −500 | $34.78 | $17K | 89,608 |
| 2022-06-30 | Gerst Diane G. Director | Option exercise | +3,333 | $20.03 | $67K | 16,175 |
| 2022-06-30 | Gerst Diane G. Director | Option exercise | +1,813 | $20.08 | $36K | 17,988 |
| 2022-06-30 | Gerst Diane G. Director | Sale | −5,146 | $35.00 | $180K | 12,842 |
| 2022-06-30 | Gerst Diane G. Director | Option exercise · Stock Option (right to buy) | −3,333 | 3,626 | ||
| 2022-06-30 | Gerst Diane G. Director | Option exercise · Stock Option (right to buy) | −1,813 | 6,190 | ||
| 2022-06-30 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise | +18,386 | $14.95 | $275K | 118,866 |
| 2022-06-30 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −18,386 | $34.95 | $643K | 100,480 |
| 2022-06-30 | PETERS WILLIAM J CFO, EVP & Treasurer | Option exercise · Employee Stock Option (right to buy) | −18,386 | 6,688 | ||
| 2022-06-17 | PETERS WILLIAM J CFO, EVP & Treasurer | Sale | −5,512 | $32.05 | $177K | 100,480 |
| 2022-06-14 | Liawatidewi Yakob EVP Corp Admin Center | Shares withheld for taxes | −128 | $31.02 | $4K | 61,607 |
| 2022-06-10 | ZASLOFF MICHAEL A Director | Grant or award | +4,163 | 51,369 | ||
| 2022-06-10 | ZASLOFF MICHAEL A Director | Grant or award · Stock Option (right to buy) | +10,984 | 10,984 | ||
| 2022-06-10 | PRINS RICHARD K Director | Grant or award | +4,163 | 47,342 | ||
| 2022-06-10 | PRINS RICHARD K Director | Grant or award · Stock Option (right to buy) | +10,984 | 10,984 | ||
| 2022-06-10 | Petersen Floyd F. Director | Grant or award | +4,163 | 90,108 | ||
| 2022-06-10 | Petersen Floyd F. Director | Grant or award · Stock Option (right to buy) | +10,984 | 10,984 | ||
| 2022-06-10 | Lee Howard Director | Grant or award | +4,163 | 142,939 | ||
| 2022-06-10 | Lee Howard Director | Grant or award · Stock Option (right to buy) | +10,984 | 10,984 | ||
| 2022-06-10 | Gerst Diane G. Director | Grant or award | +4,163 | 12,842 |
Page 23 of 81 · 1,602 trades