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, Q2 2021
Institutional positions in Amphastar Pharmaceuticals, Inc. as of Jun 30, 2021. 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
- 146
- +11 vs. Q1 2021
- Shares held
- 27.3M
- +1.23M (+4.7%) vs. Q1 2021
- Total value
- $549.6M
- +$72.7M (+15.2%) vs. Q1 2021
- New holders
- 28
- 53 more added
- Sold out
- 17
- 44 more reduced
Compare with Q1 2021: 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, Q2 2021
Shares, value and share of portfolio for each institution holding Amphastar Pharmaceuticals, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Parkside Financial Bank & Trust | 8 | $0 | 0.00% | +8 | New |
| Glassman Wealth Services | 12 | $0 | 0.00% | +12 | New |
| Kelly Financial Services LLC | 3,024 | $150 | 0.01% | +2,874+1,916.0% | Added |
| Aua Capital Management, LLC | 31 | $1.00K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 42 | $1.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 89 | $2.00K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 108 | $2.00K | 0.00% | −10−8.5% | Reduced |
| Group One Trading, L.P. | 100 | $2.00K | 0.00% | +100 | New |
| FMR LLC | 125 | $3.00K | 0.00% | 00.0% | Unchanged |
| Meeder Asset Management Inc | 142 | $3.00K | 0.00% | +8+6.0% | Added |
| Berman Capital Advisors, LLC | 172 | $3.00K | 0.00% | +152+760.0% | Added |
| Massmutual Trust Co FSB | 129 | $3.00K | 0.00% | +129 | New |
| Sageworth Trust Co | 210 | $4.00K | 0.00% | +210 | New |
| Signaturefd, LLC | 234 | $5.00K | 0.00% | −203−46.5% | Reduced |
| Russell Investments Group, Ltd. | 391 | $7.00K | 0.00% | −35,507−98.9% | Reduced |
| TCI Wealth Advisors, Inc. | 379 | $8.00K | 0.00% | 00.0% | Unchanged |
| Macquarie Group Ltd | 454 | $9.00K | 0.00% | 00.0% | Unchanged |
| Proequities, Inc. | 501 | $10.0K | 0.00% | +501 | New |
| Versant Capital Management, Inc | 549 | $11.0K | 0.00% | +76+16.1% | Added |
| Advisor Group Holdings, Inc. | 794 | $16.0K | 0.00% | +749+1,664.4% | Added |
| Simplex Trading, LLC | 800 | $16.0K | 0.00% | +800 | New |
| Pinnacle Financial Partners Inc | 1,000 | $20.0K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Advisors | 1,000 | $20.0K | 0.00% | +1,000 | New |
| Penserra Capital Management LLC | 1,085 | $21.0K | 0.00% | +15+1.4% | Added |
| US Bancorp | 1,161 | $23.0K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 1,307 | $26.0K | 0.00% | −185−12.4% | Reduced |
| FORA Capital, LLC | 1,338 | $27.0K | 0.01% | +1,338 | New |
| Sutton Wealth Advisors Inc. | 1,343 | $27.1K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,262 | $46.0K | 0.00% | −48−2.1% | Reduced |
| The PNC Financial Services Group, Inc. | 2,287 | $47.0K | 0.00% | −434−16.0% | Reduced |
| AdvisorNet Financial, Inc | 3,000 | $60.0K | 0.00% | +3,000 | New |
| Ameritas Investment Partners, Inc. | 3,073 | $62.0K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 3,479 | $70.0K | 0.00% | +3,479 | New |
| Royal Bank of Canada | 3,534 | $71.0K | 0.00% | +2,534+253.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,549 | $72.0K | 0.00% | −1,791−33.5% | Reduced |
| STRS Ohio | 4,100 | $82.0K | 0.00% | +4,100 | New |
| Mutual of America Capital Management LLC | 5,215 | $105.0K | 0.00% | +330+6.8% | Added |
| Eaton Vance Management | 6,643 | $134.0K | 0.00% | +6,500+4,545.5% | Added |
| Panagora Asset Management Inc | 7,916 | $160.0K | 0.00% | −1,276−13.9% | Reduced |
| Arizona State Retirement System | 10,330 | $208.0K | 0.00% | −733−6.6% | Reduced |
| Teachers Retirement System of the State of Kentucky | 10,331 | $208.0K | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 10,495 | $212.0K | 0.00% | +129+1.2% | Added |
| Oberweis Asset Management Inc | 10,600 | $214.0K | 0.05% | +10,600 | New |
| Ensign Peak Advisors, Inc | 10,900 | $220.0K | 0.00% | +7,700+240.6% | Added |
| MetLife Investment Management | 11,803 | $237.9K | 0.00% | 00.0% | Unchanged |
| Veriti Management LLC | 11,949 | $241.0K | 0.04% | +36+0.3% | Added |
| Aigen Investment Management, LP | 12,390 | $250.0K | 0.04% | −3,687−22.9% | Reduced |
| Bluestein R H & Co | 12,500 | $252.0K | 0.01% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 12,543 | $252.9K | 0.00% | +1,172+10.3% | Added |
| State of Tennessee, Treasury Department | 13,045 | $263.0K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 13,727 | $277.0K | 0.00% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 13,910 | $280.0K | 0.04% | +13,910 | New |
| DekaBank Deutsche Girozentrale | 14,900 | $299.0K | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 14,860 | $300.0K | 0.00% | 00.0% | Unchanged |
| QS Investors, LLC | 15,900 | $321.0K | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 15,868 | $331.0K | 0.00% | +4,299+37.2% | Added |
| Globeflex Capital L P | 16,457 | $332.0K | 0.06% | +16,457 | New |
| Millennium Management LLC | 16,510 | $333.0K | 0.00% | −103,185−86.2% | Reduced |
| Louisiana State Employees Retirement System | 16,500 | $333.0K | 0.01% | −100−0.6% | Reduced |
| Engineers Gate Manager LP | 17,184 | $346.0K | 0.02% | −4,986−22.5% | Reduced |
| Two Sigma Advisers, LP | 17,400 | $351.0K | 0.00% | −21,200−54.9% | Reduced |
| Amalgamated Bank | 18,011 | $363.0K | 0.00% | +18,011 | New |
| ProShare Advisors LLC | 19,158 | $386.0K | 0.00% | +1,768+10.2% | Added |
| Victory Capital Management Inc | 19,573 | $395.0K | 0.00% | +327+1.7% | Added |
| AQR Capital Management LLC | 19,868 | $401.0K | 0.00% | −4,653−19.0% | Reduced |
| Factorial Partners, LLC | 20,000 | $403.0K | 0.27% | +20,000 | New |
| New York State Teachers Retirement System | 20,327 | $410.0K | 0.00% | −100−0.5% | Reduced |
| Cubist Systematic Strategies, LLC | 20,363 | $411.0K | 0.00% | +5,357+35.7% | Added |
| 6 Meridian | 20,838 | $420.0K | 0.03% | −306−1.4% | Reduced |
| HSBC Holdings PLC | 21,718 | $435.0K | 0.00% | −1,215−5.3% | Reduced |
| Manufacturers Life Insurance Company, The | 21,695 | $437.0K | 0.00% | +62+0.3% | Added |
| State Board of Administration of Florida Retirement System | 22,334 | $450.0K | 0.00% | −28,232−55.8% | Reduced |
| BNP Paribas Arbitrage, SA | 22,649 | $456.6K | 0.00% | +7,640+50.9% | Added |
| Truist Financial Corp | 23,098 | $466.0K | 0.00% | +23,098 | New |
| American International Group, Inc. | 24,003 | $484.0K | 0.00% | −273−1.1% | Reduced |
| Citadel Advisors LLC | 24,373 | $492.0K | 0.00% | −15,056−38.2% | Reduced |
| Citigroup Inc | 25,202 | $508.0K | 0.00% | +12,515+98.6% | Added |
| State of Alaska, Department of Revenue | 25,378 | $511.0K | 0.01% | +613+2.5% | Added |
| Voya Investment Management LLC | 25,907 | $522.0K | 0.00% | +6,515+33.6% | Added |
| Texas Permanent School Fund | 27,334 | $551.0K | 0.01% | +70.0% | Added |
| Allianz Asset Management GmbH | 27,791 | $561.0K | 0.00% | +30+0.1% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 28,148 | $567.0K | 0.01% | −61−0.2% | Reduced |
| Thrivent Financial for Lutherans | 29,985 | $604.0K | 0.00% | −63−0.2% | Reduced |
| Comerica Bank | 32,650 | $610.0K | 0.00% | −2,779−7.8% | Reduced |
| LSV Asset Management | 30,400 | $612.0K | 0.00% | +30,400 | New |
| Great West Life Assurance Co | 30,450 | $614.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 30,887 | $623.0K | 0.00% | −11,056−26.4% | Reduced |
| Nisa Investment Advisors, LLC | 32,264 | $650.0K | 0.00% | −2,700−7.7% | Reduced |
| New York State Common Retirement Fund | 32,404 | $653.0K | 0.00% | +304+0.9% | Added |
| Ziegler Capital Management, LLC | 33,747 | $680.0K | 0.02% | +33,747 | New |
| D. E. Shaw & Co., Inc. | 35,699 | $720.0K | 0.00% | +17,921+100.8% | Added |
| HRT Financial LP | 36,048 | $726.0K | 0.01% | +36,048 | New |
| Tudor Investment Corp Et Al | 37,433 | $755.0K | 0.02% | −6,356−14.5% | Reduced |
| Jump Financial, LLC | 37,700 | $760.0K | 0.07% | +37,700 | New |
| Shell Asset Management Co | 38,622 | $779.0K | 0.02% | +2,090+5.7% | Added |
| Credit Suisse AG | 39,074 | $787.0K | 0.00% | −2,427−5.8% | Reduced |
| Squarepoint Ops LLC | 40,760 | $822.0K | 0.01% | +40,760 | New |
| UBS Asset Management Americas Inc | 43,811 | $883.2K | 0.00% | +2,724+6.6% | Added |
| Barclays PLC | 45,686 | $921.0K | 0.00% | −29,431−39.2% | Reduced |
| Summit Global Investments | 47,400 | $956.0K | 0.06% | −146−0.3% | Reduced |