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Amphastar Pharmaceuticals shares owned by Significant Wealth Partners

Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by Significant Wealth Partners from 13F filings

Historical chart of Significant Wealth Partners investment in Amphastar Pharmaceuticals

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All positions including Amphastar Pharmaceuticals held by Significant Wealth Partners consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Amphastar Pharmaceuticals by Significant Wealth Partners

Quarter filed Position value Share count Share price at filing
2025-09-30 $548k 21k 26.65
2025-06-30 $371k 16k 22.96
2025-03-31 $296k 10k 28.99
2024-12-31 $265k 7.1k 37.13

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View all positions for Significant Wealth Partners

Top funds holding Amphastar Pharmaceuticals

BlackRock
Vanguard Group
TD Asset Management
Dimensional Fund Advisors
State Street Corporation
Hanna Zanoni
Btim
Epoch Investment Partners
Geode Capital Management
Marshall Wace
Millennium Management
Morgan Stanley
Renaissance Technologies
D. E. Shaw & Co
Systematic Financial Management

View all funds holding Amphastar Pharmaceuticals