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, Q1 2024
Institutional positions in Amphastar Pharmaceuticals, Inc. as of Mar 31, 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
- 271
- −5 vs. Q4 2023
- Shares held
- 33.6M
- +264.9K (+0.8%) vs. Q4 2023
- Total value
- $1.47B
- −$585.9M (−28.5%) vs. Q4 2023
- New holders
- 48
- 89 more added
- Sold out
- 53
- 98 more reduced
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding Amphastar Pharmaceuticals, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sofos Investments, Inc. | 1 | $41 | 0.00% | +1 | New |
| Quest Partners LLC | 1 | $44 | 0.00% | +1 | New |
| SJS Investment Consulting Inc. | 2 | $88 | 0.00% | −3−60.0% | Reduced |
| Rothschild Investment LLC | 5 | $220 | 0.00% | +5 | New |
| Abound Wealth Management | 6 | $264 | 0.00% | +6 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 7 | $307 | 0.00% | −73−91.3% | Reduced |
| JFS Wealth Advisors, LLC | 11 | $484 | 0.00% | −1−8.3% | Reduced |
| Bell Investment Advisors, Inc | 15 | $659 | 0.00% | 00.0% | Unchanged |
| Financial Synergies Wealth Advisors, Inc. | 15 | $659 | 0.00% | 00.0% | Unchanged |
| Kayne Anderson Rudnick Investment Management LLC | 15 | $659 | 0.00% | +15 | New |
| Umb Bank N A | 16 | $703 | 0.00% | +16 | New |
| Parallel Advisors, LLC | 20 | $878 | 0.00% | −75−78.9% | Reduced |
| Farmers & Merchants Investments Inc | 28 | $1.23K | 0.00% | 00.0% | Unchanged |
| Carolinas Wealth Consulting LLC | 33 | $1.44K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 40 | $1.76K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 47 | $2.06K | 0.00% | −49−51.0% | Reduced |
| Rise Advisors, LLC | 50 | $2.20K | 0.00% | +50 | New |
| Public Employees Retirement System of Ohio | 55 | $2.42K | 0.00% | +55 | New |
| Lindbrook Capital, LLC | 63 | $2.77K | 0.00% | −32−33.7% | Reduced |
| Crewe Advisors LLC | 71 | $3.12K | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 90 | $4.00K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 100 | $4.24K | 0.00% | −19−16.0% | Reduced |
| Farther Finance Advisors, LLC | 98 | $4.26K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 97 | $4.26K | 0.00% | 00.0% | Unchanged |
| Eagle Bay Advisors LLC | 105 | $4.61K | 0.00% | +105 | New |
| Richardson Financial Services Inc. | 107 | $4.70K | 0.00% | −64−37.4% | Reduced |
| Parkside Financial Bank & Trust | 108 | $4.74K | 0.00% | 00.0% | Unchanged |
| Elequin Capital LP | 110 | $4.83K | 0.00% | +110 | New |
| LGT Financial Advisors LLC | 133 | $5.84K | 0.01% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 139 | $6.10K | 0.00% | −23−14.2% | Reduced |
| Kelly Financial Services LLC | 150 | $6.59K | 0.00% | 00.0% | Unchanged |
| NBC Securities, Inc. | 165 | $7.00K | 0.00% | +165 | New |
| City State Bank | 150 | $7.00K | 0.00% | +150 | New |
| Trivant Custom Portfolio Group, LLC | 200 | $8.78K | 0.01% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 194 | $9.00K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 199 | $9.00K | 0.01% | +35+21.3% | Added |
| Silicon Valley Capital Partners | 229 | $10.1K | 0.00% | 00.0% | Unchanged |
| Contravisory Investment Management, Inc. | 238 | $10.5K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 250 | $11.0K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 268 | $11.8K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 270 | $11.9K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 285 | $12.5K | 0.00% | +43+17.8% | Added |
| Principal Securities, Inc. | 292 | $12.8K | 0.00% | −256−46.7% | Reduced |
| CIBC Private Wealth Group, LLC | 299 | $13.0K | 0.00% | +299 | New |
| NVWM, LLC | 354 | $15.5K | 0.00% | −9−2.5% | Reduced |
| Signaturefd, LLC | 367 | $16.1K | 0.00% | −8−2.1% | Reduced |
| Whittier Trust Co | 387 | $17.0K | 0.00% | +387 | New |
| Fifth Third Bancorp | 608 | $26.7K | 0.00% | +9+1.5% | Added |
| Gladius Capital Management LP | 648 | $28.5K | 0.03% | +648 | New |
| ADAR1 Capital Management, LLC | 700 | $30.7K | 0.01% | +700 | New |
| CWM, LLC | 746 | $33.0K | 0.00% | +285+61.8% | Added |
| Pacer Advisors, Inc. | 792 | $34.8K | 0.00% | −178−18.4% | Reduced |
| Quadrant Capital Group LLC | 803 | $35.3K | 0.00% | −223−21.7% | Reduced |
| Huntington National Bank | 833 | $36.6K | 0.00% | +72+9.5% | Added |
| Proequities, Inc. | 892 | $39.2K | 0.00% | +52+6.2% | Added |
| Advisors Asset Management, Inc. | 930 | $40.8K | 0.00% | +87+10.3% | Added |
| KBC Group NV | 971 | $43.0K | 0.00% | 00.0% | Unchanged |
| Pinnacle Financial Partners Inc | 1,000 | $43.9K | 0.00% | 00.0% | Unchanged |
| Virtus Fund Advisers, LLC | 1,090 | $47.9K | 0.17% | +109+11.1% | Added |
| Nisa Investment Advisors, LLC | 1,153 | $50.6K | 0.00% | −1,277−52.6% | Reduced |
| Tower Research Capital LLC (TRC) | 1,181 | $51.9K | 0.00% | −10,275−89.7% | Reduced |
| Leonteq Securities AG | 1,200 | $52.7K | 0.01% | +200+20.0% | Added |
| Ronald Blue Trust, Inc. | 1,295 | $56.9K | 0.00% | +219+20.4% | Added |
| Allworth Financial LP | 1,426 | $62.6K | 0.00% | −44−3.0% | Reduced |
| State of Wyoming | 1,487 | $65.3K | 0.01% | +669+81.8% | Added |
| nVerses Capital, LLC | 1,600 | $70.3K | 0.17% | +1,600 | New |
| TD Private Client Wealth LLC | 1,656 | $72.7K | 0.00% | +412+33.1% | Added |
| Catalyst Funds Management Pty Ltd | 1,700 | $74.6K | 0.02% | +1,700 | New |
| Metropolitan Life Insurance Co | 2,110 | $92.7K | 0.00% | −87−4.0% | Reduced |
| Mark Sheptoff Financial Planning, LLC | 2,250 | $98.8K | 0.05% | −4,750−67.9% | Reduced |
| Globeflex Capital L P | 2,356 | $103.5K | 0.01% | 00.0% | Unchanged |
| Point72 Hong Kong Ltd | 2,400 | $105.4K | 0.01% | +2,400 | New |
| EMC Capital Management | 3,113 | $137.0K | 0.08% | +3,113 | New |
| EntryPoint Capital, LLC | 3,607 | $158.4K | 0.14% | +2,859+382.2% | Added |
| Ameritas Investment Partners, Inc. | 3,987 | $175.1K | 0.01% | 00.0% | Unchanged |
| Point72 Asia (Singapore) Pte. Ltd. | 4,502 | $197.7K | 0.05% | +4,055+907.2% | Added |
| Guggenheim Capital LLC | 4,611 | $202.5K | 0.00% | +133+3.0% | Added |
| Shell Asset Management Co | 5,128 | $205.0K | 0.01% | −514−9.1% | Reduced |
| State Board of Administration of Florida Retirement System | 5,623 | $210.9K | 0.00% | −5,340−48.7% | Reduced |
| Vontobel Holding Ltd. | 4,826 | $211.9K | 0.00% | +4,826 | New |
| Pictet Asset Management Holding SA | 5,116 | $224.6K | 0.00% | 00.0% | Unchanged |
| Perigon Wealth Management, LLC | 5,215 | $229.0K | 0.01% | −6,887−56.9% | Reduced |
| Rafferty Asset Management, LLC | 5,417 | $237.9K | 0.00% | +1,788+49.3% | Added |
| Stratos Wealth Partners, LTD. | 5,492 | $241.2K | 0.00% | −1,434−20.7% | Reduced |
| Brevan Howard Capital Management LP | 5,514 | $242.1K | 0.02% | +5,514 | New |
| Corton Capital Inc. | 5,586 | $245.3K | 0.09% | −329−5.6% | Reduced |
| Pathstone Holdings, LLC | 5,607 | $246.2K | 0.00% | −76−1.3% | Reduced |
| Invst, LLC | 5,781 | $251.1K | 0.03% | +5,781 | New |
| First Hawaiian Bank | 5,864 | $257.5K | 0.01% | 00.0% | Unchanged |
| Amundi | 6,879 | $265.9K | 0.00% | +1,800+35.4% | Added |
| Public Employees Retirement Association of Colorado | 6,049 | $266.0K | 0.00% | −360−5.6% | Reduced |
| Hancock Whitney Corp | 6,107 | $268.2K | 0.01% | +2,252+58.4% | Added |
| Virtus Investment Advisers, Inc. | 6,109 | $268.2K | 0.19% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 6,229 | $273.5K | 0.00% | +6,229 | New |
| Graham Capital Management, L.P. | 6,339 | $278.3K | 0.01% | +6,339 | New |
| Everence Capital Management Inc | 6,470 | $284.0K | 0.02% | 00.0% | Unchanged |
| Baird Financial Group, Inc. | 6,567 | $288.4K | 0.00% | −8,972−57.7% | Reduced |
| Mackenzie Financial Corp | 6,592 | $289.5K | 0.00% | +837+14.5% | Added |
| The PNC Financial Services Group, Inc. | 6,642 | $291.7K | 0.00% | +4,394+195.5% | Added |
| UniSuper Management Pty Ltd | 6,731 | $295.6K | 0.00% | +6,731 | New |