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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.

Institutional holdersQ2 2024: 269 institutions
Q1 2021: 135 institutionsQ2 2021: 146 institutionsQ3 2021: 140 institutionsQ4 2021: 168 institutionsQ1 2022: 203 institutionsQ2 2022: 223 institutionsQ3 2022: 207 institutionsQ4 2022: 213 institutionsQ1 2023: 218 institutionsQ2 2023: 246 institutionsQ3 2023: 256 institutionsQ4 2023: 276 institutionsQ1 2024: 271 institutionsQ2 2024: 269 institutionsQ3 2024: 279 institutionsQ4 2024: 264 institutionsQ1 2025: 241 institutionsQ2 2025: 245 institutionsQ3 2025: 243 institutionsQ4 2025: 236 institutionsQ1 2026: 215 institutionsQ2 2026: 212 institutions
Value heldQ2 2024: $1.37B
Q1 2021: $476.9MQ2 2021: $549.6MQ3 2021: $530.8MQ4 2021: $678.8MQ1 2022: $1.07BQ2 2022: $1.06BQ3 2022: $839.3MQ4 2022: $816.7MQ1 2023: $1.13BQ2 2023: $1.80BQ3 2023: $1.47BQ4 2023: $2.06BQ1 2024: $1.47BQ2 2024: $1.37BQ3 2024: $1.72BQ4 2024: $1.31BQ1 2025: $963.6MQ2 2025: $752.0MQ3 2025: $872.8MQ4 2025: $899.7MQ1 2026: $634.0MQ2 2026: $572.1M
Institutions holding AMPH and their total value by quarter
QuarterHoldersValue
Q2 2026212$572.1M
Q1 2026215$634.0M
Q4 2025236$899.7M
Q3 2025243$872.8M
Q2 2025245$752.0M
Q1 2025241$963.6M
Q4 2024264$1.31B
Q3 2024279$1.72B
Q2 2024269$1.37B
Q1 2024271$1.47B
Q4 2023276$2.06B
Q3 2023256$1.47B
Q2 2023246$1.80B
Q1 2023218$1.13B
Q4 2022213$816.7M
Q3 2022207$839.3M
Q2 2022223$1.06B
Q1 2022203$1.07B
Q4 2021168$678.8M
Q3 2021140$530.8M
Q2 2021146$549.6M
Q1 2021135$476.9M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Amphastar Pharmaceuticals, Inc.; share changes are against Q1 2024.

Institutions holding AMPH in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
SJS Investment Consulting Inc.1$400.00%−1−50.0%Reduced
JFS Wealth Advisors, LLC3$1200.00%−8−72.7%Reduced
Abound Wealth Management6$2400.00%00.0%Unchanged
Parallel Advisors, LLC11$4400.00%−9−45.0%Reduced
Kayne Anderson Rudnick Investment Management LLC15$6000.00%00.0%Unchanged
Rothschild Investment LLC15$6000.00%+10+200.0%Added
Bell Investment Advisors, Inc27$1.08K0.00%+12+80.0%Added
Farmers & Merchants Investments Inc28$1.12K0.00%00.0%Unchanged
Carolinas Wealth Consulting LLC33$1.31K0.00%00.0%Unchanged
First Horizon Advisors, Inc.36$1.44K0.00%−103−74.1%Reduced
Jones Financial Companies LLLP40$1.60K0.00%+40New
Umb Bank N A44$1.76K0.00%+28+175.0%Added
Rise Advisors, LLC50$2.00K0.00%00.0%Unchanged
Globeflex Capital L P51$2.04K0.00%−2,305−97.8%Reduced
Caitlin John, LLC54$2.16K0.00%−19,968−99.7%Reduced
Lindbrook Capital, LLC54$2.16K0.00%−9−14.3%Reduced
CoreCap Advisors, LLC59$2.36K0.00%+59New
LGT Financial Advisors LLC83$3.32K0.01%−50−37.6%Reduced
Massmutual Trust Co FSB97$3.88K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC99$4.00K0.00%+9+10.0%Added
Smartleaf Asset Management LLC100$4.04K0.00%+100New
Eagle Bay Advisors LLC105$4.20K0.00%00.0%Unchanged
Parkside Financial Bank & Trust108$4.32K0.00%00.0%Unchanged
Clearstead Advisors, LLC108$4.32K0.00%+8+8.0%Added
Public Employees Retirement System of Ohio131$5.24K0.00%+76+138.2%Added
Farther Finance Advisors, LLC145$5.58K0.00%+47+48.0%Added
Daiwa Securities Group Inc.154$6.00K0.00%−40−20.6%Reduced
NBC Securities, Inc.165$6.00K0.00%00.0%Unchanged
City State Bank150$6.00K0.00%00.0%Unchanged
Kelly Financial Services LLC150$6.00K0.00%00.0%Unchanged
Quarry LP182$7.28K0.00%+182New
Global Retirement Partners, LLC192$7.68K0.00%+145+308.5%Added
Trivant Custom Portfolio Group, LLC200$8.00K0.00%00.0%Unchanged
Spire Wealth Management202$8.08K0.00%+202New
Silicon Valley Capital Partners229$9.16K0.00%00.0%Unchanged
Richardson Financial Services Inc.243$9.72K0.01%+136+127.1%Added
Covestor Ltd268$10.0K0.01%+69+34.7%Added
Versant Capital Management, Inc268$10.7K0.00%00.0%Unchanged
Harbour Investments, Inc.270$10.8K0.00%00.0%Unchanged
CIBC Private Wealth Group, LLC328$12.3K0.00%+29+9.7%Added
Signaturefd, LLC352$14.1K0.00%−15−4.1%Reduced
GAMMA Investing LLC390$15.6K0.00%+105+36.8%Added
Point72 Hong Kong Ltd401$16.0K0.00%−1,999−83.3%Reduced
NVWM, LLC408$16.3K0.00%+54+15.3%Added
Fifth Third Bancorp610$24.4K0.00%+2+0.3%Added
Steward Partners Investment Advisory, LLC650$26.0K0.00%+400+160.0%Added
ADAR1 Capital Management, LLC700$28.0K0.01%00.0%Unchanged
Principal Securities, Inc.731$29.2K0.00%+439+150.3%Added
Point72 Asia (Singapore) Pte. Ltd.746$29.8K0.01%−3,756−83.4%Reduced
Quadrant Capital Group LLC793$31.7K0.00%−10−1.2%Reduced
Simplex Trading, LLC815$32.0K0.00%+815New
Group One Trading, L.P.814$32.6K0.00%+814New
Huntington National Bank889$35.6K0.00%+56+6.7%Added
Advisors Asset Management, Inc.926$37.0K0.00%−4−0.4%Reduced
Pacer Advisors, Inc.927$37.1K0.00%+135+17.0%Added
Proequities, Inc.940$37.6K0.00%+48+5.4%Added
CWM, LLC964$39.0K0.00%+218+29.2%Added
Leonteq Securities AG1,000$40.0K0.01%−200−16.7%Reduced
Pinnacle Financial Partners Inc1,000$43.9K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC1,154$46.2K0.00%+1+0.1%Added
Virtus Fund Advisers, LLC1,178$47.1K0.19%+88+8.1%Added
Innealta Capital, LLC1,371$54.8K0.02%+1,371New
Allworth Financial LP1,426$56.5K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.1,460$58.9K0.00%−16,460−91.9%Reduced
KBC Group NV1,509$60.0K0.00%+538+55.4%Added
TD Private Client Wealth LLC1,672$66.9K0.00%+16+1.0%Added
Ronald Blue Trust, Inc.1,604$70.4K0.00%+309+23.9%Added
Point72 (DIFC) Ltd2,127$85.1K0.01%−8,406−79.8%Reduced
The PNC Financial Services Group, Inc.2,153$86.1K0.00%−4,489−67.6%Reduced
nVerses Capital, LLC2,200$88.0K0.05%+600+37.5%Added
1620 Investment Advisors, Inc.2,318$92.7K0.07%+2,318New
Russell Investments Group, Ltd.3,014$120.6K0.00%−31,307−91.2%Reduced
EMC Capital Management3,113$125.0K0.07%00.0%Unchanged
Ameritas Investment Partners, Inc.3,987$159.5K0.01%00.0%Unchanged
Quest Partners LLC4,349$174.0K0.02%+4,348+434,800.0%Added
Mendota Financial Group, LLC4,504$180.2K0.10%+4,504New
Walleye Capital LLC5,017$200.7K0.00%+5,017New
Oakworth Capital, Inc.5,023$200.9K0.01%+5,023New
Pictet Asset Management Holding SA5,116$204.6K0.00%00.0%Unchanged
Aigen Investment Management, LP5,171$206.8K0.04%+5,171New
Public Employees Retirement Association of Colorado5,265$211.0K0.00%−784−13.0%Reduced
Allianz Asset Management GmbH5,400$216.0K0.00%+5,400New
Alan B. Lancz & Associates, Inc.5,400$216.0K0.21%+5,400New
Court Place Advisors, LLC5,500$220.0K0.07%+5,500New
First Hawaiian Bank5,519$220.8K0.01%−345−5.9%Reduced
Hancock Whitney Corp5,738$229.5K0.01%−369−6.0%Reduced
China Universal Asset Management Co., Ltd.5,745$229.8K0.03%−3,501−37.9%Reduced
Rafferty Asset Management, LLC5,760$230.4K0.00%+343+6.3%Added
MML Investors Services, LLC5,806$232.0K0.00%+5,806New
Amundi6,022$232.2K0.00%−857−12.5%Reduced
EntryPoint Capital, LLC5,898$235.9K0.11%+2,291+63.5%Added
Virtus Investment Advisers, Inc.6,109$244.4K0.21%00.0%Unchanged
Guggenheim Capital LLC6,184$247.4K0.00%+1,573+34.1%Added
Zurcher Kantonalbank (Zurich Cantonalbank)6,244$249.8K0.00%−2,623−29.6%Reduced
Fox Run Management, L.L.C.6,487$259.5K0.05%−1,202−15.6%Reduced
Verition Fund Management LLC6,511$260.4K0.00%+6,511New
Deerfield Management Company, L.P. (Series C)6,623$264.9K0.00%+6,623New
Everence Capital Management Inc6,470$267.0K0.02%00.0%Unchanged
LPL Financial LLC6,752$270.1K0.00%+6,752New
HSBC Holdings PLC6,718$271.1K0.00%−711−9.6%Reduced