Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Howard Lee currently holds 159,350 shares of Amphastar Pharmaceuticals, Inc. (AMPH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Howard Lee has been a net seller of AMPH stock. They have purchased $65.0K and sold $5.0M worth of shares.
Howard Lee's most recent insider trade was on Jun 2, 2026, when they sold 769 shares at $18.45 per share.
Howard Lee serves as Executive at Amphastar Pharmaceuticals, Inc. (AMPH). They have executed 66 insider transactions totaling $5.1M over their tenure at the company.
Howard Lee holds the position of Executive at Amphastar Pharmaceuticals, Inc., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 19 years and currently hold a stake valued at $0.
Howard Lee has shown a selling trading pattern, with $65.0K in total purchases and $5.0M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Howard Lee was on Jun 1, 2023, when they sold $750.9K worth of AMPH shares. This transaction involved 16,679 shares at $45.02 per share.
Howard Lee currently owns 159,350 shares of Amphastar Pharmaceuticals, Inc. (AMPH), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Howard Lee's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Howard Lee has 66 Form 4 filings on record as an insider at Amphastar Pharmaceuticals, Inc..
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