Amphastar Pharmaceuticals, Inc.
Nasdaq · Pharmaceutical Preparations
Company Overview
A concise company profile alongside the latest public filing activity.
Amphastar Pharmaceuticals develops, manufactures, and markets generic and proprietary injectable, inhalation, and intranasal pharmaceutical products, including insulin, epinephrine, and naloxone formulations, primarily for the U.S. hospital and retail pharmacy markets.
Company profile sourced from SEC filings.
Corporate Insider Trades
Open-market purchases and sales by directors, officers, and other company insiders.
| Insider | Type | Value | Shares / Price | Date |
|---|---|---|---|---|
| Zhou RongSENIOR EVP, PRODUCTION CENTER | Sell | $75K | 3,187at $23.63 | Sep 2, 2026 |
| PRINS RICHARD KInsider | Sell | $162K | 7,973at $20.30 | Aug 11, 2026 |
Source: SEC EDGAR Form 4 filings
Congressional Trades
Recent disclosures by members of the U.S. House and Senate.
Source: Senate eFD and House Clerk STOCK Act disclosures
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For informational purposes only, not investment advice. Filings can be delayed, corrected, or amended. Trading activity alone does not predict future performance.