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 |
|---|---|---|---|---|---|
| Globeflex Capital L P | 2,356 | $103.5K | 0.01% | 00.0% | Unchanged |
| Mark Sheptoff Financial Planning, LLC | 2,250 | $98.8K | 0.05% | −4,750−67.9% | Reduced |
| Metropolitan Life Insurance Co | 2,110 | $92.7K | 0.00% | −87−4.0% | Reduced |
| Catalyst Funds Management Pty Ltd | 1,700 | $74.6K | 0.02% | +1,700 | New |
| TD Private Client Wealth LLC | 1,656 | $72.7K | 0.00% | +412+33.1% | Added |
| nVerses Capital, LLC | 1,600 | $70.3K | 0.17% | +1,600 | New |
| State of Wyoming | 1,487 | $65.3K | 0.01% | +669+81.8% | Added |
| Allworth Financial LP | 1,426 | $62.6K | 0.00% | −44−3.0% | Reduced |
| Ronald Blue Trust, Inc. | 1,295 | $56.9K | 0.00% | +219+20.4% | Added |
| Leonteq Securities AG | 1,200 | $52.7K | 0.01% | +200+20.0% | Added |
| Tower Research Capital LLC (TRC) | 1,181 | $51.9K | 0.00% | −10,275−89.7% | Reduced |
| Nisa Investment Advisors, LLC | 1,153 | $50.6K | 0.00% | −1,277−52.6% | Reduced |
| Virtus Fund Advisers, LLC | 1,090 | $47.9K | 0.17% | +109+11.1% | Added |
| Pinnacle Financial Partners Inc | 1,000 | $43.9K | 0.00% | 00.0% | Unchanged |
| KBC Group NV | 971 | $43.0K | 0.00% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 930 | $40.8K | 0.00% | +87+10.3% | Added |
| Proequities, Inc. | 892 | $39.2K | 0.00% | +52+6.2% | Added |
| Huntington National Bank | 833 | $36.6K | 0.00% | +72+9.5% | Added |
| Quadrant Capital Group LLC | 803 | $35.3K | 0.00% | −223−21.7% | Reduced |
| Pacer Advisors, Inc. | 792 | $34.8K | 0.00% | −178−18.4% | Reduced |
| CWM, LLC | 746 | $33.0K | 0.00% | +285+61.8% | Added |
| ADAR1 Capital Management, LLC | 700 | $30.7K | 0.01% | +700 | New |
| Gladius Capital Management LP | 648 | $28.5K | 0.03% | +648 | New |
| Fifth Third Bancorp | 608 | $26.7K | 0.00% | +9+1.5% | Added |
| Whittier Trust Co | 387 | $17.0K | 0.00% | +387 | New |
| Signaturefd, LLC | 367 | $16.1K | 0.00% | −8−2.1% | Reduced |
| NVWM, LLC | 354 | $15.5K | 0.00% | −9−2.5% | Reduced |
| CIBC Private Wealth Group, LLC | 299 | $13.0K | 0.00% | +299 | New |
| Principal Securities, Inc. | 292 | $12.8K | 0.00% | −256−46.7% | Reduced |
| GAMMA Investing LLC | 285 | $12.5K | 0.00% | +43+17.8% | Added |
| Harbour Investments, Inc. | 270 | $11.9K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 268 | $11.8K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 250 | $11.0K | 0.00% | 00.0% | Unchanged |
| Contravisory Investment Management, Inc. | 238 | $10.5K | 0.00% | 00.0% | Unchanged |
| Silicon Valley Capital Partners | 229 | $10.1K | 0.00% | 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 |
| Trivant Custom Portfolio Group, LLC | 200 | $8.78K | 0.01% | 00.0% | Unchanged |
| NBC Securities, Inc. | 165 | $7.00K | 0.00% | +165 | New |
| City State Bank | 150 | $7.00K | 0.00% | +150 | New |
| Kelly Financial Services LLC | 150 | $6.59K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 139 | $6.10K | 0.00% | −23−14.2% | Reduced |
| LGT Financial Advisors LLC | 133 | $5.84K | 0.01% | 00.0% | Unchanged |
| Elequin Capital LP | 110 | $4.83K | 0.00% | +110 | New |
| Parkside Financial Bank & Trust | 108 | $4.74K | 0.00% | 00.0% | Unchanged |
| Richardson Financial Services Inc. | 107 | $4.70K | 0.00% | −64−37.4% | Reduced |
| Eagle Bay Advisors LLC | 105 | $4.61K | 0.00% | +105 | New |
| Massmutual Trust Co FSB | 97 | $4.26K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 98 | $4.26K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 100 | $4.24K | 0.00% | −19−16.0% | Reduced |
| Capital Advisors, Ltd. LLC | 90 | $4.00K | 0.00% | 00.0% | Unchanged |
| Crewe Advisors LLC | 71 | $3.12K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 63 | $2.77K | 0.00% | −32−33.7% | Reduced |
| Public Employees Retirement System of Ohio | 55 | $2.42K | 0.00% | +55 | New |
| Rise Advisors, LLC | 50 | $2.20K | 0.00% | +50 | New |
| Global Retirement Partners, LLC | 47 | $2.06K | 0.00% | −49−51.0% | Reduced |
| Private Wealth Management Group, LLC | 40 | $1.76K | 0.00% | 00.0% | Unchanged |
| Carolinas Wealth Consulting LLC | 33 | $1.44K | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 28 | $1.23K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 20 | $878 | 0.00% | −75−78.9% | Reduced |
| Umb Bank N A | 16 | $703 | 0.00% | +16 | New |
| 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 |
| JFS Wealth Advisors, LLC | 11 | $484 | 0.00% | −1−8.3% | Reduced |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 7 | $307 | 0.00% | −73−91.3% | Reduced |
| Abound Wealth Management | 6 | $264 | 0.00% | +6 | New |
| Rothschild Investment LLC | 5 | $220 | 0.00% | +5 | New |
| SJS Investment Consulting Inc. | 2 | $88 | 0.00% | −3−60.0% | Reduced |
| Quest Partners LLC | 1 | $44 | 0.00% | +1 | New |
| Sofos Investments, Inc. | 1 | $41 | 0.00% | +1 | New |
| Beacon Harbor Wealth Advisors, Inc. | 0 | $0 | 0.00% | −103,140−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −77,080−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −48,749−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −45,000−100.0% | Sold out |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −40,770−100.0% | Sold out |
| Eagle Asset Management Inc | 0 | $0 | 0.00% | −36,042−100.0% | Sold out |
| Tucker Asset Management LLC | 0 | $0 | 0.00% | −27,956−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −23,231−100.0% | Sold out |
| Exchange Traded Concepts, LLC | 0 | $0 | 0.00% | −21,440−100.0% | Sold out |
| Zacks Investment Management | 0 | $0 | 0.00% | −20,268−100.0% | Sold out |
| Calamos Advisors LLC | 0 | $0 | 0.00% | −19,479−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −16,820−100.0% | Sold out |
| Jackson Creek Investment Advisors LLC | 0 | $0 | 0.00% | −16,618−100.0% | Sold out |
| Wakefield Asset Management LLLP | 0 | $0 | 0.00% | −14,128−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −13,400−100.0% | Sold out |
| Advisor Resource Council | 0 | $0 | 0.00% | −13,162−100.0% | Sold out |
| Thoroughbred Financial Services, LLC | 0 | $0 | 0.00% | −13,095−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −12,948−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −12,875−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −11,000−100.0% | Sold out |
| Westover Capital Advisors, LLC | 0 | $0 | 0.00% | −10,483−100.0% | Sold out |
| Janney Montgomery Scott LLC | 0 | $0 | 0.00% | −10,368−100.0% | Sold out |
| New York Life Investment Management LLC | 0 | $0 | 0.00% | −9,245−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −8,719−100.0% | Sold out |
| AXS Investments LLC | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −7,800−100.0% | Sold out |
| Csenge Advisory Group | 0 | $0 | 0.00% | −6,672−100.0% | Sold out |
| National Asset Management, Inc. | 0 | $0 | 0.00% | −6,628−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −6,436−100.0% | Sold out |