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 2024
Institutional positions in Amphastar Pharmaceuticals, Inc. as of Jun 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
- 269
- 0 vs. Q1 2024
- Shares held
- 34.4M
- +857.8K (+2.6%) vs. Q1 2024
- Total value
- $1.37B
- −$96.0M (−6.5%) vs. Q1 2024
- New holders
- 38
- 100 more added
- Sold out
- 38
- 100 more reduced
2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2024
Shares, value and share of portfolio for each institution holding Amphastar Pharmaceuticals, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State of Alaska, Department of Revenue | 22,395 | $895.0K | 0.01% | −369−1.6% | Reduced |
| Corebridge Financial, Inc. | 22,303 | $892.1K | 0.00% | +22,303 | New |
| Manufacturers Life Insurance Company, The | 22,246 | $889.8K | 0.00% | +954+4.5% | Added |
| Winton Group Ltd | 22,234 | $889.4K | 0.06% | +1,653+8.0% | Added |
| Illinois Municipal Retirement Fund | 21,295 | $851.8K | 0.01% | −70−0.3% | Reduced |
| DekaBank Deutsche Girozentrale | 20,848 | $832.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 20,767 | $830.7K | 0.00% | −23,835−53.4% | Reduced |
| State of Tennessee, Treasury Department | 19,614 | $784.6K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 19,524 | $781.0K | 0.00% | +19,524 | New |
| Tudor Investment Corp Et Al | 19,427 | $777.1K | 0.01% | +19,427 | New |
| Louisiana State Employees Retirement System | 19,200 | $768.0K | 0.01% | +700+3.8% | Added |
| Shaker Investments LLC | 18,545 | $741.8K | 0.32% | −30,645−62.3% | Reduced |
| Deutsche Bank AG | 18,145 | $725.8K | 0.00% | −2,630−12.7% | Reduced |
| Susquehanna International Group, LLP | 17,693 | $707.7K | 0.00% | −3,715−17.4% | Reduced |
| Handelsbanken Fonder AB | 16,900 | $676.0K | 0.00% | +2,800+19.9% | Added |
| Capital Impact Advisors, LLC | 16,425 | $657.0K | 1.85% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 15,906 | $636.0K | 0.07% | −1,783−10.1% | Reduced |
| Glenmede Trust Co NA | 15,445 | $617.8K | 0.00% | −1,591−9.3% | Reduced |
| CI Private Wealth, LLC | 15,337 | $613.5K | 0.00% | −61−0.4% | Reduced |
| Sherbrooke Park Advisers LLC | 15,147 | $605.9K | 0.11% | +5,423+55.8% | Added |
| Legato Capital Management LLC | 14,810 | $592.4K | 0.08% | +4,303+41.0% | Added |
| Truist Financial Corp | 14,485 | $579.4K | 0.00% | −895−5.8% | Reduced |
| US Bancorp | 14,354 | $574.2K | 0.00% | −2,702−15.8% | Reduced |
| Advisory Research Inc | 14,270 | $570.8K | 0.11% | +941+7.1% | Added |
| Comerica Bank | 13,393 | $535.7K | 0.00% | −2,198−14.1% | Reduced |
| Maryland State Retirement & Pension System | 13,299 | $532.0K | 0.01% | −282−2.1% | Reduced |
| Quantbot Technologies LP | 12,430 | $497.2K | 0.02% | +1,482+13.5% | Added |
| Yousif Capital Management, LLC | 12,182 | $487.3K | 0.01% | −1,525−11.1% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 11,870 | $475.0K | 0.00% | +11,870 | New |
| Schonfeld Strategic Advisors LLC | 11,750 | $470.0K | 0.00% | +5,521+88.6% | Added |
| Teachers Retirement System of the State of Kentucky | 11,691 | $467.0K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 11,481 | $459.0K | 0.00% | −137−1.2% | Reduced |
| Cim, LLC | 10,016 | $454.9K | 0.07% | +701+7.5% | Added |
| Crossmark Global Holdings, Inc. | 11,300 | $452.0K | 0.01% | +275+2.5% | Added |
| Juncture Wealth Strategies, LLC | 11,220 | $448.8K | 0.19% | −340−2.9% | Reduced |
| Invst, LLC | 11,638 | $448.2K | 0.05% | +5,857+101.3% | Added |
| Arizona State Retirement System | 10,943 | $437.7K | 0.00% | +410+3.9% | Added |
| Stephens Inc | 10,935 | $437.4K | 0.01% | +1,796+19.7% | Added |
| State Board of Administration of Florida Retirement System | 10,913 | $436.5K | 0.00% | +5,290+94.1% | Added |
| Intech Investment Management LLC | 10,658 | $426.3K | 0.01% | +10,658 | New |
| Guidance Capital, Inc | 9,770 | $425.2K | 0.14% | +1,353+16.1% | Added |
| Raymond James Financial Services Advisors, Inc. | 10,389 | $415.6K | 0.00% | +1,505+16.9% | Added |
| Commonwealth Equity Services, LLC | 10,190 | $408.0K | 0.00% | −17−0.2% | Reduced |
| First Trust Advisors LP | 9,710 | $388.4K | 0.00% | −57,376−85.5% | Reduced |
| PDT Partners, LLC | 9,702 | $388.1K | 0.04% | +9,702 | New |
| Sanctuary Advisors, LLC | 9,439 | $388.0K | 0.00% | +9,439 | New |
| STRS Ohio | 9,700 | $388.0K | 0.00% | −7,400−43.3% | Reduced |
| Vestcor Inc | 9,383 | $375.0K | 0.01% | 00.0% | Unchanged |
| UniSuper Management Pty Ltd | 9,331 | $373.2K | 0.00% | +2,600+38.6% | Added |
| Cynosure Management, LLC | 9,276 | $371.0K | 0.06% | +2,022+27.9% | Added |
| Oregon Public Employees Retirement Fund | 9,242 | $369.7K | 0.01% | −800−8.0% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 9,100 | $364.0K | 0.00% | +9,100 | New |
| Royce & Associates LP | 9,076 | $363.0K | 0.00% | +9,076 | New |
| ProShare Advisors LLC | 8,840 | $353.6K | 0.00% | −2,133−19.4% | Reduced |
| Man Group plc | 8,776 | $351.0K | 0.00% | +8,776 | New |
| Campbell & CO Investment Adviser LLC | 8,668 | $346.7K | 0.03% | −5,124−37.2% | Reduced |
| Teacher Retirement System of Texas | 8,583 | $343.0K | 0.00% | +54+0.6% | Added |
| Profund Advisors LLC | 8,490 | $339.6K | 0.01% | −168−1.9% | Reduced |
| Tower Research Capital LLC (TRC) | 8,458 | $338.3K | 0.01% | +7,277+616.2% | Added |
| Cornerstone Investment Partners, LLC | 8,455 | $338.2K | 0.02% | −690−7.5% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 8,219 | $328.8K | 0.00% | +149+1.8% | Added |
| Hennion & Walsh Asset Management, Inc. | 8,087 | $323.5K | 0.02% | −147−1.8% | Reduced |
| Capstone Investment Advisors, LLC | 7,944 | $317.8K | 0.01% | +7,944 | New |
| Bank of Montreal | 7,654 | $315.6K | 0.00% | +8+0.1% | Added |
| Alps Advisors Inc | 7,889 | $315.6K | 0.00% | −39−0.5% | Reduced |
| Pathstone Holdings, LLC | 7,452 | $298.1K | 0.00% | +1,845+32.9% | Added |
| Lazard Asset Management LLC | 7,479 | $298.0K | 0.00% | −1,538−17.1% | Reduced |
| Petrus Trust Company, LTA | 7,061 | $282.4K | 0.03% | 00.0% | Unchanged |
| Gallacher Capital Management LLC | 6,971 | $278.8K | 0.15% | +6,971 | New |
| HSBC Holdings PLC | 6,718 | $271.1K | 0.00% | −711−9.6% | Reduced |
| LPL Financial LLC | 6,752 | $270.1K | 0.00% | +6,752 | New |
| Everence Capital Management Inc | 6,470 | $267.0K | 0.02% | 00.0% | Unchanged |
| Deerfield Management Company, L.P. (Series C) | 6,623 | $264.9K | 0.00% | +6,623 | New |
| Verition Fund Management LLC | 6,511 | $260.4K | 0.00% | +6,511 | New |
| Fox Run Management, L.L.C. | 6,487 | $259.5K | 0.05% | −1,202−15.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,244 | $249.8K | 0.00% | −2,623−29.6% | Reduced |
| Guggenheim Capital LLC | 6,184 | $247.4K | 0.00% | +1,573+34.1% | Added |
| Virtus Investment Advisers, Inc. | 6,109 | $244.4K | 0.21% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 5,898 | $235.9K | 0.11% | +2,291+63.5% | Added |
| Amundi | 6,022 | $232.2K | 0.00% | −857−12.5% | Reduced |
| MML Investors Services, LLC | 5,806 | $232.0K | 0.00% | +5,806 | New |
| Rafferty Asset Management, LLC | 5,760 | $230.4K | 0.00% | +343+6.3% | Added |
| China Universal Asset Management Co., Ltd. | 5,745 | $229.8K | 0.03% | −3,501−37.9% | Reduced |
| Hancock Whitney Corp | 5,738 | $229.5K | 0.01% | −369−6.0% | Reduced |
| First Hawaiian Bank | 5,519 | $220.8K | 0.01% | −345−5.9% | Reduced |
| Court Place Advisors, LLC | 5,500 | $220.0K | 0.07% | +5,500 | New |
| Allianz Asset Management GmbH | 5,400 | $216.0K | 0.00% | +5,400 | New |
| Alan B. Lancz & Associates, Inc. | 5,400 | $216.0K | 0.21% | +5,400 | New |
| Public Employees Retirement Association of Colorado | 5,265 | $211.0K | 0.00% | −784−13.0% | Reduced |
| Aigen Investment Management, LP | 5,171 | $206.8K | 0.04% | +5,171 | New |
| Pictet Asset Management Holding SA | 5,116 | $204.6K | 0.00% | 00.0% | Unchanged |
| Oakworth Capital, Inc. | 5,023 | $200.9K | 0.01% | +5,023 | New |
| Walleye Capital LLC | 5,017 | $200.7K | 0.00% | +5,017 | New |
| Mendota Financial Group, LLC | 4,504 | $180.2K | 0.10% | +4,504 | New |
| Quest Partners LLC | 4,349 | $174.0K | 0.02% | +4,348+434,800.0% | Added |
| Ameritas Investment Partners, Inc. | 3,987 | $159.5K | 0.01% | 00.0% | Unchanged |
| EMC Capital Management | 3,113 | $125.0K | 0.07% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 3,014 | $120.6K | 0.00% | −31,307−91.2% | Reduced |
| 1620 Investment Advisors, Inc. | 2,318 | $92.7K | 0.07% | +2,318 | New |
| nVerses Capital, LLC | 2,200 | $88.0K | 0.05% | +600+37.5% | Added |