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 2021
Institutional positions in Amphastar Pharmaceuticals, Inc. as of Sep 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
- 140
- −4 vs. Q2 2021
- Shares held
- 27.9M
- +679.9K (+2.5%) vs. Q2 2021
- Total value
- $530.8M
- −$18.5M (−3.4%) vs. Q2 2021
- New holders
- 11
- 51 more added
- Sold out
- 15
- 54 more reduced
2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Amphastar Pharmaceuticals, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Eaton Vance Management | 1,541 | $0 | 0.00% | −5,102−76.8% | Reduced |
| Aua Capital Management, LLC | 23 | $0 | 0.00% | −8−25.8% | Reduced |
| Lindbrook Capital, LLC | 42 | $1.00K | 0.00% | 00.0% | Unchanged |
| Glassman Wealth Services | 57 | $1.00K | 0.00% | +45+375.0% | Added |
| Fifth Third Bancorp | 75 | $1.00K | 0.00% | +75 | New |
| Carroll Financial Associates, Inc. | 85 | $1.00K | 0.00% | +85 | New |
| Meridian Wealth Partners, LLC | 56 | $1.00K | 0.00% | +56 | New |
| Parallel Advisors, LLC | 109 | $2.00K | 0.00% | +109 | New |
| Kelly Financial Services LLC | 150 | $2.85K | 0.00% | −2,874−95.0% | Reduced |
| Meeder Asset Management Inc | 177 | $3.00K | 0.00% | +35+24.6% | Added |
| Berman Capital Advisors, LLC | 179 | $3.00K | 0.00% | +7+4.1% | Added |
| Daiwa Securities Group Inc. | 165 | $3.00K | 0.00% | +76+85.4% | Added |
| Point72 Hong Kong Ltd | 139 | $3.00K | 0.00% | +139 | New |
| Sageworth Trust Co | 210 | $4.00K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 333 | $6.00K | 0.00% | +99+42.3% | Added |
| TCI Wealth Advisors, Inc. | 379 | $7.00K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 356 | $7.00K | 0.00% | +248+229.6% | Added |
| Macquarie Group Ltd | 454 | $9.00K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 503 | $10.0K | 0.00% | −46−8.4% | Reduced |
| Advisor Group Holdings, Inc. | 558 | $11.0K | 0.00% | −236−29.7% | Reduced |
| Proequities, Inc. | 629 | $12.0K | 0.00% | +128+25.5% | Added |
| Simplex Trading, LLC | 800 | $16.0K | 0.00% | 00.0% | Unchanged |
| Pinnacle Financial Partners Inc | 1,000 | $19.0K | 0.00% | 00.0% | Unchanged |
| Penserra Capital Management LLC | 1,100 | $20.0K | 0.00% | +15+1.4% | Added |
| Captrust Financial Advisors | 1,182 | $22.0K | 0.00% | −125−9.6% | Reduced |
| US Bancorp | 1,161 | $22.0K | 0.00% | 00.0% | Unchanged |
| Sutton Wealth Advisors Inc. | 1,343 | $25.5K | 0.01% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,151 | $41.0K | 0.00% | −136−5.9% | Reduced |
| AdvisorNet Financial, Inc | 3,000 | $57.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 3,073 | $58.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,549 | $67.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,467 | $85.0K | 0.00% | +2,205+97.5% | Added |
| Royal Bank of Canada | 4,524 | $87.0K | 0.00% | +990+28.0% | Added |
| STRS Ohio | 4,700 | $89.0K | 0.00% | +600+14.6% | Added |
| Mutual of America Capital Management LLC | 4,931 | $94.0K | 0.00% | −284−5.4% | Reduced |
| First Mercantile Trust Co | 5,533 | $105.0K | 0.01% | +5,533 | New |
| UBS Group AG | 9,260 | $176.0K | 0.00% | −21,627−70.0% | Reduced |
| Teachers Retirement System of the State of Kentucky | 10,331 | $196.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 10,380 | $197.0K | 0.00% | +50+0.5% | Added |
| Oberweis Asset Management Inc | 10,600 | $202.0K | 0.04% | 00.0% | Unchanged |
| Campbell & CO Investment Adviser LLC | 10,600 | $202.0K | 0.07% | +10,600 | New |
| Ensign Peak Advisors, Inc | 10,900 | $207.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 11,803 | $224.4K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 11,789 | $225.0K | 0.00% | −1,256−9.6% | Reduced |
| Bluestein R H & Co | 12,500 | $238.0K | 0.01% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 12,543 | $238.4K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 13,727 | $261.0K | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 14,315 | $272.0K | 0.00% | −21,733−60.3% | Reduced |
| Cubist Systematic Strategies, LLC | 14,604 | $278.0K | 0.00% | −5,759−28.3% | Reduced |
| Bank of Montreal | 14,317 | $279.0K | 0.00% | −1,551−9.8% | Reduced |
| Oregon Public Employees Retirement Fund | 14,760 | $281.0K | 0.00% | −100−0.7% | Reduced |
| Maryland State Retirement & Pension System | 14,542 | $281.0K | 0.01% | +14,542 | New |
| DekaBank Deutsche Girozentrale | 14,900 | $283.0K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 15,959 | $303.0K | 0.00% | −3,199−16.7% | Reduced |
| Globeflex Capital L P | 16,457 | $313.0K | 0.07% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 16,600 | $316.0K | 0.00% | −800−4.6% | Reduced |
| Amalgamated Bank | 17,720 | $337.0K | 0.00% | −291−1.6% | Reduced |
| Louisiana State Employees Retirement System | 17,800 | $338.0K | 0.01% | +1,300+7.9% | Added |
| Acadian Asset Management LLC | 18,502 | $350.0K | 0.00% | −80,933−81.4% | Reduced |
| AQR Capital Management LLC | 19,277 | $366.0K | 0.00% | −591−3.0% | Reduced |
| Truist Financial Corp | 19,376 | $368.0K | 0.00% | −3,722−16.1% | Reduced |
| New York State Teachers Retirement System | 20,327 | $386.0K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 20,436 | $388.0K | 0.00% | −1,259−5.8% | Reduced |
| Deutsche Bank AG | 22,077 | $420.0K | 0.00% | −53,800−70.9% | Reduced |
| HSBC Holdings PLC | 21,718 | $420.0K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 23,225 | $442.0K | 0.00% | −778−3.2% | Reduced |
| Jump Financial, LLC | 24,000 | $456.0K | 0.03% | −13,700−36.3% | Reduced |
| Occudo Quantitative Strategies LP | 24,850 | $472.0K | 0.06% | +10,940+78.6% | Added |
| Franklin Resources Inc | 26,489 | $504.0K | 0.00% | +15,994+152.4% | Added |
| Nisa Investment Advisors, LLC | 26,547 | $505.0K | 0.00% | −5,717−17.7% | Reduced |
| New York State Common Retirement Fund | 26,798 | $509.0K | 0.00% | −5,606−17.3% | Reduced |
| State of Alaska, Department of Revenue | 26,978 | $512.0K | 0.01% | +1,600+6.3% | Added |
| Texas Permanent School Fund | 27,359 | $520.0K | 0.01% | +25+0.1% | Added |
| PDT Partners, LLC | 27,537 | $523.0K | 0.04% | +27,537 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 28,042 | $533.0K | 0.01% | −106−0.4% | Reduced |
| Allianz Asset Management GmbH | 28,017 | $533.0K | 0.00% | +226+0.8% | Added |
| Thrivent Financial for Lutherans | 29,895 | $568.0K | 0.00% | −90−0.3% | Reduced |
| Citigroup Inc | 30,509 | $580.0K | 0.00% | +5,307+21.1% | Added |
| Comerica Bank | 31,927 | $613.0K | 0.00% | −723−2.2% | Reduced |
| Voya Investment Management LLC | 32,717 | $622.0K | 0.00% | +6,810+26.3% | Added |
| Great West Life Assurance Co | 32,694 | $627.0K | 0.00% | +2,244+7.4% | Added |
| UBS Asset Management Americas Inc | 34,016 | $646.6K | 0.00% | −9,795−22.4% | Reduced |
| Credit Suisse AG | 34,667 | $659.0K | 0.00% | −4,407−11.3% | Reduced |
| Shell Asset Management Co | 37,022 | $704.0K | 0.02% | −1,600−4.1% | Reduced |
| Guggenheim Capital LLC | 37,056 | $704.0K | 0.00% | +37,056 | New |
| Factorial Partners, LLC | 39,000 | $741.0K | 0.50% | +19,000+95.0% | Added |
| Tudor Investment Corp Et Al | 43,459 | $826.0K | 0.02% | +6,026+16.1% | Added |
| State Board of Administration of Florida Retirement System | 44,141 | $839.0K | 0.00% | +21,807+97.6% | Added |
| Victory Capital Management Inc | 46,530 | $885.0K | 0.00% | +26,957+137.7% | Added |
| Ziegler Capital Management, LLC | 47,483 | $903.0K | 0.03% | +13,736+40.7% | Added |
| BNP Paribas Arbitrage, SA | 47,861 | $909.8K | 0.00% | +25,212+111.3% | Added |
| LSV Asset Management | 49,300 | $937.0K | 0.00% | +18,900+62.2% | Added |
| State of Wisconsin Investment Board | 50,600 | $962.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 50,866 | $967.0K | 0.00% | −235−0.5% | Reduced |
| Bank of America Corp | 56,767 | $1.08M | 0.00% | −6,169−9.8% | Reduced |
| Cornercap Investment Counsel Inc | 57,649 | $1.10M | 0.13% | −7,275−11.2% | Reduced |
| Winton Group Ltd | 58,326 | $1.11M | 0.06% | +4,574+8.5% | Added |
| Summit Global Investments | 60,500 | $1.15M | 0.09% | +13,100+27.6% | Added |
| Renaissance Group LLC | 60,819 | $1.16M | 0.05% | −1,008−1.6% | Reduced |
| Barclays PLC | 63,817 | $1.21M | 0.00% | +18,131+39.7% | Added |