Amphastar Pharmaceuticals, Inc. · NASDAQ:AMPH
Peters William J sold 8,180 Amphastar Pharmaceuticals, Inc. shares (Form 4)
Traded Aug 7, 2026 · Filed Aug 11, 2026
On Aug 7, 2026, Peters William J (Director, CFO, EVP & TREASURER) sold 8,180 Amphastar Pharmaceuticals, Inc. shares at US$22.48 for US$184K under a trading plan, leaving 172,846 shares. Filed Aug 11, 2026 (Form 4).
- Sold
- 8,180 shares
- Price
- US$22.48
- Value
- US$184K
- Holding after
- 172,846 shares
- Trading plan
- Yes (Made under a plan set in advance)
- Role
- Director, CFO, EVP & TREASURER
The filing in full
| Date | Security | Transaction | Shares | Price | Holding after | Ownership |
|---|---|---|---|---|---|---|
| Aug 7, 2026 | Common Stock | Option exercise | 5,053 | US$19.79 | 181,026 | Direct |
| Aug 7, 2026 | Common Stock | Sale | 8,180 | US$22.48 | 172,846 | Direct |
Source
Related
- Amphastar Pharmaceuticals, Inc.
- Peters William J
- Amphastar Pharmaceuticals, Inc. shareholders
- Form 4 · Peters William J · Sep 23, 2026
- Form 4 · Zhou Rong · Sep 17, 2026
- Form 4 · Zhou Rong · Sep 3, 2026
- Form 4 · Prins Richard K · Aug 12, 2026
- Schedule 13G · Dimensional Fund Advisors LP · Jul 14, 2026
- Form 4 · Pierce Anthony T · Jul 13, 2026