Who owns Amphastar Pharmaceuticals?
- Ticker: AMPH
- CUSIP Number: 03209r103
Tip: Access positions for across all investors
Analyze quarterly positions in Amphastar Pharmaceuticals with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Amphastar Pharmaceuticals stock
Who bought or sold Amphastar Pharmaceuticals this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| BlackRock | 5.2M | $105M | -4% | Jun 2026 |
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| Dimensional Fund Advisors | 2.3M | $47M | 14% | Jun 2026 |
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| State Street Corporation | 1.6M | $32M | 5% | Mar 2026 |
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| Vanguard Capital Management | 1.5M | $30M | -4% | Jun 2026 |
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| American Century Companies | 1.2M | $24M | 16% | Jun 2026 |
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| Marshall Wace | 1.1M | $22M | 4% | Jun 2026 |
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| Geode Capital Management | 970k | $20M | -1% | Jun 2026 |
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| Hanna Zanoni | 949k | $19M | -32% | Jun 2026 |
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| D. E. Shaw & Co | 887k | $18M | 33% | Jun 2026 |
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| Vanguard Portfolio Management | 810k | $16M | 3% | Jun 2026 |
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| LSV Asset Management | 642k | $13M | -1% | Jun 2026 |
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| Renaissance Technologies | 525k | $11M | -5% | Jun 2026 |
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| Goldman Sachs Group | 505k | $10M | 53% | Jun 2026 |
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| Systematic Financial Management | 437k | $8.8M | -3% | Jun 2026 |
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| Morgan Stanley | 420k | $8.2M | -29% | Mar 2026 |
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| UBS Group | 393k | $7.9M | -6% | Jun 2026 |
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| Hrt Financial | 388k | $7.8M | 590% | Jun 2026 |
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| Denali Advisors | 376k | $7.6M | 41% | Jun 2026 |
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| Northern Trust | 371k | $7.5M | 0% | Jun 2026 |
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| Bridge City Capital | 339k | $6.8M | 1% | Jun 2026 |
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| Charles Schwab Investment Management | 310k | $6.3M | -3% | Jun 2026 |
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| Sixth Street Partners Management Company | 310k | $6.3M | 100% | Jun 2026 |
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| Bridgeway Capital Management | 299k | $6.0M | -10% | Jun 2026 |
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| Royce & Associates | 295k | $5.9M | -27% | Jun 2026 |
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| Two Sigma Investments | 248k | $5.0M | 80% | Jun 2026 |
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| First Trust Advisors | 247k | $5.0M | 64% | Jun 2026 |
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| Pacer Advisors | 241k | $4.9M | -8% | Jun 2026 |
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| Bank of New York Mellon | 232k | $4.7M | -4% | Jun 2026 |
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| Vanguard Fiduciary Trust | 225k | $4.5M | -3% | Jun 2026 |
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| AQR Capital Management | 209k | $4.2M | 165% | Jun 2026 |
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| Principal Financial Group | 204k | $4.1M | -2% | Jun 2026 |
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| New York State Common Retirement Fund | 181k | $3.7M | 22% | Jun 2026 |
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| Jane Street | 179k | $3.6M | 16% | Jun 2026 |
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| Empowered Funds | 163k | $3.3M | -10% | Jun 2026 |
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| O'shaughnessy Asset Management | 159k | $3.2M | 53% | Jun 2026 |
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| Invesco | 158k | $3.2M | -74% | Jun 2026 |
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| Victory Capital Management | 150k | $3.0M | -40% | Jun 2026 |
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| Universal- Beteiligungs- und Servicegesellschaft mbH | 139k | $2.8M | 0% | Jun 2026 |
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| Bank of America Corporation | 137k | $2.8M | -22% | Jun 2026 |
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| Algert Coldiron Investors | 131k | $2.7M | 111% | Jun 2026 |
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| Lam Group | 131k | $2.6M | 0% | Jun 2026 |
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| Nordea Investment Management Ab | 127k | $2.6M | 3% | Jun 2026 |
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| Bessemer | 121k | $2.4M | -1% | Jun 2026 |
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| Arrowstreet Capital, Limited Partnership | 117k | $2.4M | -64% | Jun 2026 |
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| Public Sector Pension Investment Board | 117k | $2.4M | -8% | Jun 2026 |
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| Nuveen | 88k | $1.8M | 15% | Jun 2026 |
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| Vanguard Global Advisers | 88k | $1.8M | 75% | Jun 2026 |
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| Exchange Traded Concepts | 87k | $1.8M | 6% | Jun 2026 |
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| Rhumbline Advisers | 81k | $1.6M | -4% | Jun 2026 |
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| Squarepoint Ops | 79k | $1.6M | 178% | Jun 2026 |
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| Legal & General Group | 78k | $1.6M | -3% | Jun 2026 |
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| Assetmark | 69k | $1.4M | 28% | Jun 2026 |
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| Ameriprise Financial | 68k | $1.4M | -13% | Jun 2026 |
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| Robeco Institutional Asset Management B V | 66k | $1.3M | 0% | Jun 2026 |
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| Swiss National Bank | 65k | $1.3M | -11% | Jun 2026 |
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| Susquehanna International | 62k | $1.2M | 323% | Jun 2026 |
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| Jpmorgan Chase & Co | 58k | $1.2M | 100% | Jun 2026 |
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| Jump Financial | 57k | $1.1M | 100% | Jun 2026 |
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| Alliancebernstein | 56k | $1.1M | 0% | Jun 2026 |
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| Wells Fargo & Company | 56k | $1.1M | 33% | Jun 2026 |
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| Point72 Asset Management | 55k | $1.1M | 100% | Jun 2026 |
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| Bnp Paribas Arbitrage, Snc | 55k | $1.1M | -65% | Jun 2026 |
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| Creative Planning | 51k | $1.0M | 214% | Jun 2026 |
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| Voloridge Investment Management | 51k | $1.0M | -70% | Jun 2026 |
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| Intech Investment Management | 50k | $1.0M | 106% | Jun 2026 |
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| Steel Peak Wealth Management | 49k | $982k | 0% | Jun 2026 |
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| XTX Topco | 47k | $945k | -47% | Jun 2026 |
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| T. Rowe Price Associates | 45k | $880k | 22% | Mar 2026 |
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| Ubs Global Asset Management Americas | 44k | $889k | -20% | Jun 2026 |
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| Polaris Capital Management | 43k | $872k | 0% | Jun 2026 |
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| Citadel Advisors | 38k | $759k | -56% | Jun 2026 |
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| California State Teachers Retirement System | 36k | $730k | 28% | Jun 2026 |
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| Citigroup | 36k | $703k | 100% | Mar 2026 |
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| Deutsche Bank Aktiengesellschaft | 35k | $713k | 7% | Jun 2026 |
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| Prudential Financial | 35k | $709k | -31% | Jun 2026 |
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| Y-Intercept | 35k | $700k | 100% | Jun 2026 |
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| Vident Advisory | 34k | $691k | 47% | Jun 2026 |
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| Brevan Howard Capital Management | 34k | $690k | 194% | Jun 2026 |
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| Legato Capital Management | 34k | $689k | 0% | Jun 2026 |
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| Janney Montgomery Scott | 34k | $683k | 145% | Jun 2026 |
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| Segall Bryant & Hamill | 33k | $672k | 0% | Jun 2026 |
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| SummerHaven Investment Management | 33k | $659k | 0% | Jun 2026 |
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| Millennium Management | 32k | $642k | -91% | Jun 2026 |
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| SG Americas Securities | 32k | $640k | -3% | Jun 2026 |
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| Engineers Gate Manager | 30k | $609k | 100% | Jun 2026 |
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| FMR | 29k | $584k | 2138% | Jun 2026 |
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| Great-West Life Assurance Company | 27k | $541k | -11% | Jun 2026 |
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| Alaska Retirement Management Board | 26k | $524k | -4% | Jun 2026 |
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| Advisor OS | 25k | $513k | 0% | Jun 2026 |
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| Advisory Research | 25k | $511k | 0% | Jun 2026 |
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| Barclays | 25k | $509k | 18% | Jun 2026 |
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| Franklin Resources | 25k | $504k | -82% | Jun 2026 |
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| Quadrature Capital | 24k | $493k | -20% | Jun 2026 |
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| Campbell & Co. Investment Adviser | 23k | $468k | 100% | Jun 2026 |
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| Vanguard Asset Management | 23k | $465k | 0% | Jun 2026 |
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| Thrivent Financial for Lutherans | 22k | $450k | -6% | Jun 2026 |
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| New York State Teachers Retirement System | 21k | $427k | -3% | Jun 2026 |
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| Quantinno Capital Management | 21k | $420k | 100% | Jun 2026 |
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| MetLife Investment Advisors | 21k | $419k | 0% | Jun 2026 |
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| Raymond James Financial | 19k | $390k | 1% | Jun 2026 |
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| Russell Investments | 18k | $365k | 426% | Jun 2026 |
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| Illinois Municipal Retirement Fund | 18k | $352k | -11% | Jun 2026 |
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| Man Group | 17k | $350k | -53% | Jun 2026 |
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| State of Wisconsin Investment Board | 17k | $344k | -2% | Jun 2026 |
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| Jupiter Topco | 17k | $340k | 100% | Jun 2026 |
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| Henderson Group | 17k | $331k | 100% | Mar 2026 |
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| Assenagon Asset Management | 15k | $307k | 0% | Jun 2026 |
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| Louisiana State Employees Retirement System | 15k | $301k | -5% | Jun 2026 |
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| Mirae Asset Global Etfs Holdings | 15k | $300k | -12% | Jun 2026 |
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| Fox Run Management | 15k | $294k | 100% | Jun 2026 |
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| Manufacturers Life Insurance Company | 14k | $288k | -10% | Jun 2026 |
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| Jain Global | 14k | $286k | 100% | Jun 2026 |
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| Hohimer Wealth Management | 13k | $265k | 0% | Jun 2026 |
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| Advisor Group Holdings | 13k | $257k | -2% | Jun 2026 |
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| ProFund Advisors | 12k | $243k | 13% | Jun 2026 |
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| Envestnet Asset Management | 12k | $242k | -34% | Jun 2026 |
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| Canada Pension Plan Investment Board | 12k | $232k | -29% | Jun 2026 |
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| The Allstate Corporation | 11k | $229k | 100% | Jun 2026 |
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| Florida State Board of Administration | 11k | $220k | 0% | Jun 2026 |
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| Magnetar Financial | 11k | $220k | -3% | Jun 2026 |
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| State of New Jersey Common Pension Fund D | 10k | $211k | -17% | Jun 2026 |
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| Significant Wealth Partners | 10k | $210k | 100% | Jun 2026 |
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| Police & Firemen's Retirement System of New Jersey | 10k | $207k | 0% | Jun 2026 |
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| Gotham Asset Management | 10k | $205k | 100% | Jun 2026 |
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| Sterling Capital Management | 9.9k | $200k | -5% | Jun 2026 |
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| Mercer Global Advisors | 9.1k | $185k | 100% | Jun 2026 |
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| Teachers Retirement System Of The State Of Kentucky | 9.1k | $182k | 0% | Jun 2026 |
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| State of Tennessee, Treasury Department | 8.6k | $174k | 0% | Jun 2026 |
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| Vanguard Investments Australia | 8.6k | $173k | 0% | Jun 2026 |
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| Klp Kapitalforvaltning As | 7.9k | $159k | 0% | Jun 2026 |
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| Zurcher Kantonalbank | 7.8k | $157k | 0% | Jun 2026 |
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| Oregon Public Employees Retirement Fund | 7.7k | $156k | -4% | Jun 2026 |
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| Fifth Third Bancorp | 7.3k | $147k | -17% | Jun 2026 |
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| State of Wyoming | 7.0k | $142k | 100% | Jun 2026 |
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| China Universal Asset Management | 7.0k | $142k | -13% | Jun 2026 |
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| Corient IA | 6.7k | $135k | 0% | Jun 2026 |
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| Vestcor Investment Management Corp | 5.7k | $116k | -48% | Jun 2026 |
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| Public Employees' Retirement Association of Colorado | 5.3k | $106k | 0% | Jun 2026 |
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| Pnc Financial Services | 5.0k | $101k | -8% | Jun 2026 |
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| Royal Bank of Canada | 4.7k | $98k | 35% | Jun 2026 |
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| Basecamp Wealth Advisors | 4.4k | $89k | 1% | Jun 2026 |
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| New Age Alpha Advisors | 3.1k | $64k | 100% | Jun 2026 |
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| Summit Investment Advisors | 3.1k | $63k | 0% | Jun 2026 |
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| Parallel Advisors | 3.0k | $60k | 355% | Jun 2026 |
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| Federated Investors | 2.9k | $59k | -79% | Jun 2026 |
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| Hantz Financial Services | 2.4k | $49k | 19% | Jun 2026 |
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| Td Private Client Wealth | 2.4k | $48k | 0% | Jun 2026 |
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| Mirae Asset Global Investments | 2.4k | $46k | 6% | Mar 2026 |
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| Quantbot Technologies | 1.9k | $39k | 100% | Jun 2026 |
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| Tower Research Capital | 1.5k | $31k | -61% | Jun 2026 |
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| CX Institutional | 1.3k | $25k | -58% | Jun 2026 |
|
| Illumine Investment Management | 0 | $0 | -100% | Jun 2026 |
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Who sold out of Amphastar Pharmaceuticals?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| TD Asset Management | Mar 2026 | 1.5M | $30M |
| Btim | Mar 2026 | 945k | $19M |
| Epoch Investment Partners | Mar 2026 | 899k | $18M |
| Rice Hall James & Associates | Mar 2026 | 187k | $3.7M |
| Hussman Econometrics Advisors | Mar 2026 | 63k | $1.2M |
| Trexquant Investment | Mar 2026 | 48k | $938k |
| Hsbc Holdings | Mar 2026 | 38k | $754k |
| Freestone Grove Partners | Mar 2026 | 30k | $585k |
| Round Rock Advisors | Mar 2026 | 21k | $402k |
| Verition Fund Management | Mar 2026 | 19k | $364k |
| nVerses Capital | Mar 2026 | 18k | $346k |
| Quantedge Capital Pte | Mar 2026 | 14k | $265k |
| Mml Investors Services | Mar 2026 | 12k | $242k |
| Natixis Asset Management Advisors | Mar 2026 | 12k | $225k |
| PDT Partners | Mar 2026 | 11k | $224k |
| JustInvest | Mar 2026 | 10k | $202k |
| Amalgamated Bank | Mar 2026 | 10k | $200k |
| Arizona State Retirement System | Mar 2026 | 10k | $198k |