Skip to main content

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
The PNC Financial Services Group, Inc.2,153$86.1K0.00%−4,489−67.6%Reduced
Point72 (DIFC) Ltd2,127$85.1K0.01%−8,406−79.8%Reduced
Ronald Blue Trust, Inc.1,604$70.4K0.00%+309+23.9%Added
TD Private Client Wealth LLC1,672$66.9K0.00%+16+1.0%Added
KBC Group NV1,509$60.0K0.00%+538+55.4%Added
Mirae Asset Global Investments Co., Ltd.1,460$58.9K0.00%−16,460−91.9%Reduced
Allworth Financial LP1,426$56.5K0.00%00.0%Unchanged
Innealta Capital, LLC1,371$54.8K0.02%+1,371New
Virtus Fund Advisers, LLC1,178$47.1K0.19%+88+8.1%Added
Nisa Investment Advisors, LLC1,154$46.2K0.00%+1+0.1%Added
Pinnacle Financial Partners Inc1,000$43.9K0.00%00.0%Unchanged
Leonteq Securities AG1,000$40.0K0.01%−200−16.7%Reduced
CWM, LLC964$39.0K0.00%+218+29.2%Added
Proequities, Inc.940$37.6K0.00%+48+5.4%Added
Pacer Advisors, Inc.927$37.1K0.00%+135+17.0%Added
Advisors Asset Management, Inc.926$37.0K0.00%−4−0.4%Reduced
Huntington National Bank889$35.6K0.00%+56+6.7%Added
Group One Trading, L.P.814$32.6K0.00%+814New
Simplex Trading, LLC815$32.0K0.00%+815New
Quadrant Capital Group LLC793$31.7K0.00%−10−1.2%Reduced
Point72 Asia (Singapore) Pte. Ltd.746$29.8K0.01%−3,756−83.4%Reduced
Principal Securities, Inc.731$29.2K0.00%+439+150.3%Added
ADAR1 Capital Management, LLC700$28.0K0.01%00.0%Unchanged
Steward Partners Investment Advisory, LLC650$26.0K0.00%+400+160.0%Added
Fifth Third Bancorp610$24.4K0.00%+2+0.3%Added
NVWM, LLC408$16.3K0.00%+54+15.3%Added
Point72 Hong Kong Ltd401$16.0K0.00%−1,999−83.3%Reduced
GAMMA Investing LLC390$15.6K0.00%+105+36.8%Added
Signaturefd, LLC352$14.1K0.00%−15−4.1%Reduced
CIBC Private Wealth Group, LLC328$12.3K0.00%+29+9.7%Added
Harbour Investments, Inc.270$10.8K0.00%00.0%Unchanged
Versant Capital Management, Inc268$10.7K0.00%00.0%Unchanged
Covestor Ltd268$10.0K0.01%+69+34.7%Added
Richardson Financial Services Inc.243$9.72K0.01%+136+127.1%Added
Silicon Valley Capital Partners229$9.16K0.00%00.0%Unchanged
Spire Wealth Management202$8.08K0.00%+202New
Trivant Custom Portfolio Group, LLC200$8.00K0.00%00.0%Unchanged
Global Retirement Partners, LLC192$7.68K0.00%+145+308.5%Added
Quarry LP182$7.28K0.00%+182New
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
Farther Finance Advisors, LLC145$5.58K0.00%+47+48.0%Added
Public Employees Retirement System of Ohio131$5.24K0.00%+76+138.2%Added
Parkside Financial Bank & Trust108$4.32K0.00%00.0%Unchanged
Clearstead Advisors, LLC108$4.32K0.00%+8+8.0%Added
Eagle Bay Advisors LLC105$4.20K0.00%00.0%Unchanged
Smartleaf Asset Management LLC100$4.04K0.00%+100New
Capital Advisors, Ltd. LLC99$4.00K0.00%+9+10.0%Added
Massmutual Trust Co FSB97$3.88K0.00%00.0%Unchanged
LGT Financial Advisors LLC83$3.32K0.01%−50−37.6%Reduced
CoreCap Advisors, LLC59$2.36K0.00%+59New
Caitlin John, LLC54$2.16K0.00%−19,968−99.7%Reduced
Lindbrook Capital, LLC54$2.16K0.00%−9−14.3%Reduced
Globeflex Capital L P51$2.04K0.00%−2,305−97.8%Reduced
Rise Advisors, LLC50$2.00K0.00%00.0%Unchanged
Umb Bank N A44$1.76K0.00%+28+175.0%Added
Jones Financial Companies LLLP40$1.60K0.00%+40New
First Horizon Advisors, Inc.36$1.44K0.00%−103−74.1%Reduced
Carolinas Wealth Consulting LLC33$1.31K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc28$1.12K0.00%00.0%Unchanged
Bell Investment Advisors, Inc27$1.08K0.00%+12+80.0%Added
Kayne Anderson Rudnick Investment Management LLC15$6000.00%00.0%Unchanged
Rothschild Investment LLC15$6000.00%+10+200.0%Added
Parallel Advisors, LLC11$4400.00%−9−45.0%Reduced
Abound Wealth Management6$2400.00%00.0%Unchanged
JFS Wealth Advisors, LLC3$1200.00%−8−72.7%Reduced
SJS Investment Consulting Inc.1$400.00%−1−50.0%Reduced
State of New Jersey Common Pension Fund D0$00.00%−50,610−100.0%Sold out
Hillsdale Investment Management Inc.0$00.00%−39,279−100.0%Sold out
Buck Wealth Strategies, LLC0$00.00%−38,318−100.0%Sold out
Navellier & Associates Inc0$00.00%−34,591−100.0%Sold out
Texas Permanent School Fund0$00.00%−32,704−100.0%Sold out
AXA S.A.0$00.00%−29,678−100.0%Sold out
Arrowstreet Capital, Limited Partnership0$00.00%−22,539−100.0%Sold out
D.A. Davidson & Co.0$00.00%−21,651−100.0%Sold out
American International Group, Inc.0$00.00%−20,347−100.0%Sold out
HRT Financial LP0$00.00%−18,608−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−17,428−100.0%Sold out
Versor Investments LP0$00.00%−16,700−100.0%Sold out
Shariaportfolio, Inc.0$00.00%−16,019−100.0%Sold out
Concurrent Investment Advisors, LLC0$00.00%−15,778−100.0%Sold out
Nations Financial Group Inc,0$00.00%−14,923−100.0%Sold out
Annex Advisory Services, LLC0$00.00%−14,777−100.0%Sold out
BI Asset Management Fondsmaeglerselskab A/S0$00.00%−12,455−100.0%Sold out
Mackenzie Financial Corp0$00.00%−6,592−100.0%Sold out
Baird Financial Group, Inc.0$00.00%−6,567−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−6,339−100.0%Sold out
Corton Capital Inc.0$00.00%−5,586−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−5,514−100.0%Sold out
Stratos Wealth Partners, LTD.0$00.00%−5,492−100.0%Sold out
Perigon Wealth Management, LLC0$00.00%−5,215−100.0%Sold out
Vontobel Holding Ltd.0$00.00%−4,826−100.0%Sold out
Mark Sheptoff Financial Planning, LLC0$00.00%−2,250−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−2,110−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−1,700−100.0%Sold out
State of Wyoming0$00.00%−1,487−100.0%Sold out
Gladius Capital Management LP0$00.00%−648−100.0%Sold out
Whittier Trust Co0$00.00%−387−100.0%Sold out