Amphastar Pharmaceuticals (AMPH)
NASDAQ:AMPH
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Recent Insider Trading Activity
Date | Name | Activity | Value |
|---|---|---|---|
Dec 18, 2025 | xxxxxxxxxxxxx | $256322 | |
Dec 15, 2025 | xxxxxxxxxxxxx | $107488 | |
Nov 25, 2025 | xxxxxxxxxxxxx | $113251 | |
Nov 17, 2025 | xxxxxxxxxxxxx | $441827 |
Recent Hedge Fund Trading Activity
Date | Firm | Activity | Value |
|---|---|---|---|
Dec 31, 2023 | xxxxxxxxxxxxx | $951547 | |
Dec 31, 2023 | xxxxxxxxxxxxx | $10780637 | |
Dec 31, 2023 | xxxxxxxxxxxxx | $9434514 | |
Dec 31, 2023 | xxxxxxxxxxxxx | $397737 |
Top Shareholders
Holder | # of Shares | Type | % Holding | Value |
|---|
Top Mutual Fund Holders
Holder | # of Shares | Type | % Holding | Value |
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Top ETF Holders
Holder | # of Shares | Type | % Holding | Value |
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FAQ
Who Owns Amphastar Pharmaceuticals (AMPH)?
Currently, no data Available
What percentage of Amphastar Pharmaceuticals (AMPH) stock is held by institutional investors?
Currently, no data Available
What percentage of Amphastar Pharmaceuticals (AMPH) stock is held by retail investors?
Currently, no data Available
Who owns the most shares of Amphastar Pharmaceuticals (AMPH)?
Currently, no data Available
What is the significance of the ownership structure for a publicly traded company?
The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.