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 2022
Institutional positions in Amphastar Pharmaceuticals, Inc. as of Mar 31, 2022. 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
- 203
- +36 vs. Q4 2021
- Shares held
- 29.8M
- +671.0K (+2.3%) vs. Q4 2021
- Total value
- $1.07B
- +$392.5M (+57.8%) vs. Q4 2021
- New holders
- 55
- 69 more added
- Sold out
- 19
- 61 more reduced
1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Amphastar Pharmaceuticals, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Parallel Advisors, LLC | 13 | $0 | 0.00% | −100−88.5% | Reduced |
| Sageworth Trust Co of South Dakota | 26 | $1.00K | 0.00% | −129−83.2% | Reduced |
| Aua Capital Management, LLC | 30 | $1.00K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 97 | $3.00K | 0.00% | 00.0% | Unchanged |
| Ellevest, Inc. | 75 | $3.00K | 0.00% | +75 | New |
| Zions Bancorporation, N.A. | 80 | $3.00K | 0.00% | +80 | New |
| Parkside Financial Bank & Trust | 117 | $4.00K | 0.00% | 00.0% | Unchanged |
| Glassman Wealth Services | 98 | $4.00K | 0.00% | +9+10.1% | Added |
| Lindbrook Capital, LLC | 105 | $4.00K | 0.00% | +29+38.2% | Added |
| City State Bank | 150 | $5.00K | 0.00% | 00.0% | Unchanged |
| Meeder Asset Management Inc | 136 | $5.00K | 0.00% | +136 | New |
| Kelly Financial Services LLC | 150 | $5.38K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 165 | $6.00K | 0.00% | 00.0% | Unchanged |
| Tarbox Family Office, Inc. | 168 | $6.00K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 162 | $6.00K | 0.00% | +162 | New |
| Covestor Ltd | 201 | $7.00K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 179 | $7.00K | 0.00% | +179 | New |
| Quadrant Capital Group LLC | 394 | $14.0K | 0.00% | +149+60.8% | Added |
| TD Private Client Wealth LLC | 436 | $15.7K | 0.00% | +436 | New |
| TCI Wealth Advisors, Inc. | 432 | $16.0K | 0.00% | +53+14.0% | Added |
| Anfield Capital Management, LLC | 509 | $18.0K | 0.01% | +509 | New |
| Versant Capital Management, Inc | 516 | $19.0K | 0.01% | −48−8.5% | Reduced |
| Fifth Third Bancorp | 537 | $19.0K | 0.00% | +89+19.9% | Added |
| CWM, LLC | 529 | $19.0K | 0.00% | +298+129.0% | Added |
| Quantbot Technologies LP | 600 | $21.0K | 0.00% | +600 | New |
| Signaturefd, LLC | 719 | $26.0K | 0.00% | +262+57.3% | Added |
| Pinnacle Financial Partners Inc | 1,000 | $36.0K | 0.00% | 00.0% | Unchanged |
| Proequities, Inc. | 1,169 | $42.0K | 0.00% | +323+38.2% | Added |
| Sutton Wealth Advisors Inc. | 1,355 | $48.6K | 0.02% | +5+0.4% | Added |
| US Bancorp | 1,353 | $49.0K | 0.00% | +43+3.3% | Added |
| Allworth Financial LP | 1,847 | $66.0K | 0.00% | +57+3.2% | Added |
| Lazard Asset Management LLC | 1,917 | $68.0K | 0.00% | +71+3.8% | Added |
| The PNC Financial Services Group, Inc. | 2,017 | $73.0K | 0.00% | +81+4.2% | Added |
| Point72 Hong Kong Ltd | 2,070 | $74.0K | 0.01% | +2,070 | New |
| Nisa Investment Advisors, LLC | 2,090 | $75.0K | 0.00% | −24,395−92.1% | Reduced |
| Metropolitan Life Insurance Co | 2,267 | $81.4K | 0.00% | −7,848−77.6% | Reduced |
| Group One Trading, L.P. | 2,500 | $90.0K | 0.00% | +2,500 | New |
| Captrust Financial Advisors | 2,770 | $99.0K | 0.00% | +1,478+114.4% | Added |
| Altshuler Shaham Ltd | 2,816 | $101.0K | 0.00% | +549+24.2% | Added |
| AdvisorNet Financial, Inc | 3,000 | $108.0K | 0.01% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 3,073 | $110.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 3,172 | $114.0K | 0.06% | +588+22.8% | Added |
| USA Financial Portformulas Corp | 3,415 | $123.0K | 0.13% | +3,415 | New |
| FinTrust Capital Advisors, LLC | 4,000 | $143.0K | 0.03% | +4,000 | New |
| STRS Ohio | 5,300 | $190.0K | 0.00% | +600+12.8% | Added |
| Mutual of America Capital Management LLC | 5,309 | $191.0K | 0.00% | +275+5.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,401 | $194.0K | 0.00% | −1,309−19.5% | Reduced |
| Los Angeles Capital Management LLC | 5,635 | $202.0K | 0.00% | +5,635 | New |
| Profund Advisors LLC | 5,963 | $214.0K | 0.01% | +5,963 | New |
| Envestnet Asset Management Inc | 6,621 | $238.0K | 0.00% | +6,621 | New |
| Dynamic Technology Lab Private Ltd | 6,990 | $251.0K | 0.03% | +6,990 | New |
| Belvedere Trading LLC | 6,867 | $268.0K | 0.19% | +6,867 | New |
| Teacher Retirement System of Texas | 7,917 | $284.0K | 0.00% | +7,917 | New |
| AdvisorShares Investments LLC | 8,200 | $294.0K | 0.05% | +8,200 | New |
| Aaron Wealth Advisors | 10,805 | $301.0K | 0.01% | +10,805 | New |
| Eqis Capital Management, Inc. | 8,556 | $307.0K | 0.03% | +8,556 | New |
| HSBC Holdings PLC | 8,416 | $308.0K | 0.00% | +8,416 | New |
| Money Concepts Capital Corp | 9,102 | $327.0K | 0.02% | −528−5.5% | Reduced |
| Jane Street Group, LLC | 9,276 | $333.0K | 0.00% | −10,090−52.1% | Reduced |
| Veriti Management LLC | 9,535 | $342.0K | 0.04% | −30−0.3% | Reduced |
| Tower Research Capital LLC (TRC) | 10,283 | $370.0K | 0.00% | +9,196+846.0% | Added |
| Teachers Retirement System of the State of Kentucky | 10,331 | $371.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 10,347 | $371.0K | 0.00% | +50.0% | Added |
| Ensign Peak Advisors, Inc | 10,900 | $391.0K | 0.00% | 00.0% | Unchanged |
| Gotham Asset Management, LLC | 10,940 | $393.0K | 0.01% | +10,940 | New |
| Public Employees Retirement Association of Colorado | 11,238 | $403.0K | 0.00% | −2,489−18.1% | Reduced |
| SG Americas Securities, LLC | 11,401 | $409.0K | 0.00% | −24,546−68.3% | Reduced |
| IndexIQ Advisors LLC | 11,499 | $413.0K | 0.01% | +11,499 | New |
| Panagora Asset Management Inc | 12,027 | $432.0K | 0.00% | −17,938−59.9% | Reduced |
| Cornerstone Investment Partners, LLC | 12,045 | $432.0K | 0.02% | +16+0.1% | Added |
| Bluestein R H & Co | 12,500 | $449.0K | 0.02% | 00.0% | Unchanged |
| ProShare Advisors LLC | 13,176 | $473.0K | 0.00% | −2,803−17.5% | Reduced |
| Bank of Montreal | 13,029 | $477.0K | 0.00% | +371+2.9% | Added |
| Oberweis Asset Management Inc | 13,500 | $485.0K | 0.10% | 00.0% | Unchanged |
| AQR Capital Management LLC | 13,499 | $485.0K | 0.00% | +2,924+27.7% | Added |
| Lido Advisors, LLC | 13,731 | $492.0K | 0.01% | +13,731 | New |
| Oregon Public Employees Retirement Fund | 13,760 | $494.0K | 0.01% | −400−2.8% | Reduced |
| State of Tennessee, Treasury Department | 13,895 | $499.0K | 0.00% | +2,106+17.9% | Added |
| Jupiter Asset Management Ltd | 13,898 | $499.0K | 0.01% | +13,898 | New |
| Algert Global LLC | 14,243 | $511.0K | 0.03% | +14,243 | New |
| Maryland State Retirement & Pension System | 14,775 | $530.0K | 0.01% | +233+1.6% | Added |
| Manufacturers Life Insurance Company, The | 15,426 | $553.8K | 0.00% | −4,216−21.5% | Reduced |
| Hightower 6M Holding, LLC | 16,113 | $578.0K | 0.04% | +16,113 | New |
| Raymond James & Associates | 16,692 | $599.0K | 0.00% | +16,692 | New |
| Winton Group Ltd | 16,721 | $600.0K | 0.03% | −19,574−53.9% | Reduced |
| Franklin Resources Inc | 16,847 | $605.0K | 0.00% | −10,026−37.3% | Reduced |
| Amalgamated Bank | 16,909 | $607.0K | 0.00% | −1,024−5.7% | Reduced |
| Amalgamated Financial Corp. | 16,909 | $607.0K | 0.00% | +16,909 | New |
| DekaBank Deutsche Girozentrale | 16,800 | $612.0K | 0.00% | +1,500+9.8% | Added |
| Marshall Wace, LLP | 17,417 | $625.0K | 0.00% | +17,417 | New |
| Capital Impact Advisors, LLC | 17,760 | $638.0K | 0.46% | +17,760 | New |
| Truist Financial Corp | 19,376 | $696.0K | 0.00% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 17,900 | $700.0K | 0.02% | +100+0.6% | Added |
| MetLife Investment Management | 20,467 | $734.8K | 0.00% | +8,664+73.4% | Added |
| Voya Investment Management LLC | 20,891 | $750.0K | 0.00% | −13,479−39.2% | Reduced |
| Royce & Associates LP | 20,900 | $750.0K | 0.01% | +894+4.5% | Added |
| Deutsche Bank AG | 20,978 | $753.0K | 0.00% | −2,281−9.8% | Reduced |
| American International Group, Inc. | 21,189 | $761.0K | 0.00% | −1,302−5.8% | Reduced |
| New York State Teachers Retirement System | 21,459 | $770.0K | 0.00% | +1,032+5.1% | Added |
| Schonfeld Strategic Advisors LLC | 22,500 | $807.0K | 0.01% | +22,500 | New |