Amphastar Pharmaceuticals, Inc.
AMPH- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001297184
In the last 90 days, Amphastar Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 5 sales; 212 institutions reported holding it in 13F filings for Q2 2026, worth $572.1M in total; no superinvestor holds it.
13F holders, Q3 2024
Institutional positions in Amphastar Pharmaceuticals, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 279
- +11 vs. Q2 2024
- Shares held
- 35.4M
- +7.01M (+24.7%) vs. Q2 2024
- Total value
- $1.72B
- +$580.9M (+51.1%) vs. Q2 2024
- New holders
- 43
- 99 more added
- Sold out
- 32
- 93 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMPH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 212 | $572.1M |
| Q1 2026 | 215 | $634.0M |
| Q4 2025 | 236 | $899.7M |
| Q3 2025 | 243 | $872.8M |
| Q2 2025 | 245 | $752.0M |
| Q1 2025 | 241 | $963.6M |
| Q4 2024 | 264 | $1.31B |
| Q3 2024 | 279 | $1.72B |
| Q2 2024 | 269 | $1.37B |
| Q1 2024 | 271 | $1.47B |
| Q4 2023 | 276 | $2.06B |
| Q3 2023 | 256 | $1.47B |
| Q2 2023 | 246 | $1.80B |
| Q1 2023 | 218 | $1.13B |
| Q4 2022 | 213 | $816.7M |
| Q3 2022 | 207 | $839.3M |
| Q2 2022 | 223 | $1.06B |
| Q1 2022 | 203 | $1.07B |
| Q4 2021 | 168 | $678.8M |
| Q3 2021 | 140 | $530.8M |
| Q2 2021 | 146 | $549.6M |
| Q1 2021 | 135 | $476.9M |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding Amphastar Pharmaceuticals, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Winton Group Ltd | 23,915 | $1.16M | 0.08% | +1,681+7.6% | Added |
| New York State Teachers Retirement System | 23,866 | $1.16M | 0.00% | −4,114−14.7% | Reduced |
| D. E. Shaw & Co., Inc. | 23,659 | $1.15M | 0.00% | +23,659 | New |
| Deutsche Bank AG | 23,243 | $1.13M | 0.00% | +5,098+28.1% | Added |
| MetLife Investment Management | 22,607 | $1.10M | 0.01% | 00.0% | Unchanged |
| Corebridge Financial, Inc. | 22,062 | $1.07M | 0.01% | −241−1.1% | Reduced |
| Manufacturers Life Insurance Company, The | 21,867 | $1.06M | 0.00% | −379−1.7% | Reduced |
| State of Alaska, Department of Revenue | 21,667 | $1.05M | 0.01% | −728−3.3% | Reduced |
| Redwood Investments, LLC | 21,486 | $1.04M | 0.31% | −5,283−19.7% | Reduced |
| Illinois Municipal Retirement Fund | 21,390 | $1.04M | 0.01% | +95+0.4% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 21,084 | $1.02M | 0.00% | +1,560+8.0% | Added |
| DekaBank Deutsche Girozentrale | 20,848 | $989.0K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 19,850 | $963.3K | 0.00% | +236+1.2% | Added |
| Wellington Management Group LLP | 19,723 | $957.2K | 0.00% | +19,723 | New |
| Segall Bryant & Hamill, LLC | 18,968 | $920.5K | 0.01% | +18,968 | New |
| LPL Financial LLC | 18,856 | $915.1K | 0.00% | +12,104+179.3% | Added |
| Shaker Investments LLC | 18,536 | $899.6K | 0.37% | −90.0% | Reduced |
| Legato Capital Management LLC | 18,461 | $895.9K | 0.11% | +3,651+24.7% | Added |
| Louisiana State Employees Retirement System | 18,400 | $893.0K | 0.02% | −800−4.2% | Reduced |
| First Trust Advisors LP | 18,029 | $874.9K | 0.00% | +8,319+85.7% | Added |
| Voya Investment Management LLC | 17,207 | $835.1K | 0.00% | −41,759−70.8% | Reduced |
| Handelsbanken Fonder AB | 16,900 | $820.0K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 16,169 | $784.7K | 0.00% | +16,169 | New |
| Cubist Systematic Strategies, LLC | 16,132 | $782.9K | 0.01% | −38,975−70.7% | Reduced |
| CI Private Wealth, LLC | 15,347 | $744.8K | 0.00% | +10+0.1% | Added |
| Susquehanna International Group, LLP | 14,783 | $717.4K | 0.00% | −2,910−16.4% | Reduced |
| Invst, LLC | 14,390 | $698.3K | 0.08% | +2,752+23.6% | Added |
| XTX Topco Ltd | 13,891 | $674.1K | 0.05% | +13,891 | New |
| Advisory Research Inc | 13,810 | $670.2K | 0.12% | −460−3.2% | Reduced |
| Intech Investment Management LLC | 12,989 | $630.4K | 0.01% | +2,331+21.9% | Added |
| Comerica Bank | 12,906 | $626.3K | 0.00% | −487−3.6% | Reduced |
| Maryland State Retirement & Pension System | 12,821 | $622.2K | 0.01% | −478−3.6% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 11,915 | $578.0K | 0.00% | +45+0.4% | Added |
| Yousif Capital Management, LLC | 11,756 | $570.5K | 0.01% | −426−3.5% | Reduced |
| Teachers Retirement System of the State of Kentucky | 11,691 | $567.0K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 11,276 | $547.0K | 0.00% | −205−1.8% | Reduced |
| Arizona State Retirement System | 11,265 | $546.7K | 0.00% | +322+2.9% | Added |
| State Board of Administration of Florida Retirement System | 10,913 | $529.6K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 10,894 | $528.7K | 0.00% | +2,054+23.2% | Added |
| Guidance Capital, Inc | 10,388 | $528.1K | 0.17% | +618+6.3% | Added |
| Juncture Wealth Strategies, LLC | 10,652 | $516.9K | 0.20% | −568−5.1% | Reduced |
| Pathstone Holdings, LLC | 10,121 | $491.2K | 0.00% | +2,669+35.8% | Added |
| Cim, LLC | 9,952 | $483.0K | 0.07% | −64−0.6% | Reduced |
| Teacher Retirement System of Texas | 9,812 | $476.0K | 0.00% | +1,229+14.3% | Added |
| International Assets Investment Management, LLC | 22,809 | $470.0K | 0.00% | +22,809 | New |
| Schonfeld Strategic Advisors LLC | 9,607 | $466.2K | 0.00% | −2,143−18.2% | Reduced |
| Sanctuary Advisors, LLC | 10,240 | $465.5K | 0.00% | +801+8.5% | Added |
| Raymond James Financial Services Advisors, Inc. | 9,517 | $461.9K | 0.00% | −872−8.4% | Reduced |
| Vestcor Inc | 9,383 | $455.0K | 0.01% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 9,362 | $454.3K | 0.05% | +3,617+63.0% | Added |
| Sterling Capital Management LLC | 9,319 | $452.3K | 0.01% | +9,319 | New |
| EntryPoint Capital, LLC | 9,310 | $451.8K | 0.26% | +3,412+57.9% | Added |
| Royce & Associates LP | 9,076 | $440.5K | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 8,942 | $434.0K | 0.01% | −300−3.2% | Reduced |
| Cornerstone Investment Partners, LLC | 8,725 | $423.4K | 0.02% | +270+3.2% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 8,115 | $393.8K | 0.00% | −104−1.3% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 8,032 | $389.8K | 0.02% | −55−0.7% | Reduced |
| Profund Advisors LLC | 7,956 | $386.1K | 0.01% | −534−6.3% | Reduced |
| Bank of Montreal | 7,854 | $377.1K | 0.00% | +200+2.6% | Added |
| Quest Partners LLC | 7,586 | $368.1K | 0.03% | +3,237+74.4% | Added |
| Cynosure Management, LLC | 7,426 | $360.4K | 0.05% | −1,850−19.9% | Reduced |
| Alps Advisors Inc | 7,395 | $358.9K | 0.00% | −494−6.3% | Reduced |
| Lazard Asset Management LLC | 7,401 | $358.0K | 0.00% | −78−1.0% | Reduced |
| US Bancorp | 7,368 | $357.6K | 0.00% | −6,986−48.7% | Reduced |
| HSBC Holdings PLC | 7,284 | $354.5K | 0.00% | +566+8.4% | Added |
| Sherbrooke Park Advisers LLC | 7,140 | $346.5K | 0.08% | −8,007−52.9% | Reduced |
| Hohimer Wealth Management, LLC | 6,994 | $339.4K | 0.07% | +6,994 | New |
| ExodusPoint Capital Management, LP | 6,961 | $338.0K | 0.00% | −44,354−86.4% | Reduced |
| Allianz Asset Management GmbH | 6,700 | $325.2K | 0.00% | +1,300+24.1% | Added |
| BCJ Capital Management, LLC | 6,617 | $321.1K | 0.02% | +6,617 | New |
| Everence Capital Management Inc | 6,470 | $314.0K | 0.02% | 00.0% | Unchanged |
| Centiva Capital, LP | 6,465 | $313.7K | 0.01% | −17,110−72.6% | Reduced |
| Amundi | 6,684 | $309.3K | 0.00% | +662+11.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,244 | $303.0K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 6,249 | $303.0K | 0.02% | +6,249 | New |
| Tudor Investment Corp Et Al | 6,115 | $296.8K | 0.00% | −13,312−68.5% | Reduced |
| Virtus Investment Advisers, Inc. | 6,109 | $296.5K | 0.23% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 5,735 | $278.3K | 0.00% | −84,817−93.7% | Reduced |
| Truist Financial Corp | 5,725 | $277.8K | 0.00% | −8,760−60.5% | Reduced |
| Rafferty Asset Management, LLC | 5,714 | $277.3K | 0.00% | −46−0.8% | Reduced |
| Commonwealth Equity Services, LLC | 5,651 | $274.0K | 0.00% | −4,539−44.5% | Reduced |
| First Hawaiian Bank | 5,519 | $267.8K | 0.01% | 00.0% | Unchanged |
| Court Place Advisors, LLC | 5,500 | $266.9K | 0.08% | 00.0% | Unchanged |
| Cornercap Investment Counsel Inc | 5,421 | $263.1K | 0.08% | +5,421 | New |
| Alan B. Lancz & Associates, Inc. | 5,400 | $262.1K | 0.24% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 5,265 | $256.0K | 0.00% | 00.0% | Unchanged |
| Cetera Investment Advisers | 5,237 | $254.2K | 0.00% | +5,237 | New |
| Verition Fund Management LLC | 5,162 | $250.5K | 0.00% | −1,349−20.7% | Reduced |
| Pictet Asset Management Holding SA | 5,116 | $248.3K | 0.00% | 00.0% | Unchanged |
| Hancock Whitney Corp | 5,109 | $247.9K | 0.01% | −629−11.0% | Reduced |
| Oakworth Capital, Inc. | 5,023 | $243.8K | 0.02% | 00.0% | Unchanged |
| Petrus Trust Company, LTA | 5,013 | $243.3K | 0.02% | −2,048−29.0% | Reduced |
| Brinker Capital Investments, LLC | 4,919 | $238.7K | 0.00% | +4,919 | New |
| Orion Portfolio Solutions, LLC | 4,919 | $238.7K | 0.00% | +4,919 | New |
| Two Sigma Securities, LLC | 4,916 | $238.6K | 0.02% | +4,916 | New |
| Shell Asset Management Co | 4,850 | $235.0K | 0.01% | +4,850 | New |
| Dynamic Technology Lab Private Ltd | 4,682 | $227.0K | 0.02% | −11,224−70.6% | Reduced |
| Mendota Financial Group, LLC | 4,507 | $218.7K | 0.10% | +3+0.1% | Added |
| Xponance, Inc. | 4,497 | $218.2K | 0.00% | +4,497 | New |
| Cresset Asset Management, LLC | 4,363 | $211.7K | 0.00% | +4,363 | New |