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 |
|---|---|---|---|---|---|---|
| 2024-03-04 | Zhou Rong SENIOR EVP, PRODUCTION CENTER | Grant or award | +12,521 | 124,941 | ||
| 2024-03-04 | Zhou Rong SENIOR EVP, PRODUCTION CENTER | Grant or award · Employee Stock Option (right to buy) | +26,378 | 26,378 | ||
| 2024-03-04 | PETERS WILLIAM J CFO, EVP & TREASURER | Grant or award | +19,440 | 120,800 | ||
| 2024-03-04 | PETERS WILLIAM J CFO, EVP & TREASURER | Grant or award · Employee Stock Option (right to buy) | +40,955 | 40,955 | ||
| 2024-03-01 | Petersen Floyd F. Director | Sale 10b5-1 | −451 | $45.60 | $21K | 79,882 |
| 2024-03-01 | Petersen Floyd F. Director | Sale 10b5-1 | −49 | $46.53 | $2K | 79,833 |
| 2024-02-01 | Petersen Floyd F. Director | Sale 10b5-1 | −474 | $53.07 | $25K | 80,359 |
| 2024-02-01 | Petersen Floyd F. Director | Sale 10b5-1 | −26 | $53.64 | $1K | 80,333 |
| 2024-01-10 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −78,236 | $54.32 | $4.2M | 1,157,566 |
| 2024-01-10 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −50,514 | $54.89 | $2.8M | 1,107,052 |
| 2024-01-10 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −920 | $55.95 | $51K | 1,106,132 |
| 2024-01-10 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −1,716 | $57.00 | $98K | 1,104,416 |
| 2024-01-09 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −50,678 | $56.70 | $2.9M | 1,271,280 |
| 2024-01-09 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −31,764 | $57.70 | $1.8M | 1,239,516 |
| 2024-01-09 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −3,714 | $58.35 | $217K | 1,235,802 |
| 2024-01-08 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −18,858 | $56.98 | $1.1M | 1,436,744 |
| 2024-01-08 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −41,282 | $58.25 | $2.4M | 1,395,462 |
| 2024-01-08 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −37,865 | $59.24 | $2.2M | 1,357,597 |
| 2024-01-08 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −27,563 | $59.99 | $1.7M | 1,330,034 |
| 2024-01-08 | Luo Mary Z. COO,Chief Scientist & Chairman | Sale 10b5-1 | −4,261 | $61.19 | $261K | 1,325,773 |
Page 13 of 81 · 1,602 trades