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Livermore
Livermore
ZHEN

Ametek Inc

AME
Exchange
NYSE
Industry
Industrial Instruments For Measurement, Display, and Control
SEC CIK
0001037868

In the last 90 days, Ametek Inc insiders filed 1 open-market purchase and 1 sale; 1,201 institutions reported holding it in 13F filings for Q2 2026, worth $49.7B in total; superinvestors Giverny Capital and ARK Invest hold it.

13F holders, Q3 2025

Institutional positions in Ametek Inc as of Sep 30, 2025. 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
1,034
+47 vs. Q2 2025
Shares held
199.4M
−280.9K (−0.1%) vs. Q2 2025
Total value
$37.4B
+$1.30B (+3.6%) vs. Q2 2025
New holders
120
390 more added
Sold out
73
341 more reduced

17 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AME 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 holdersQ3 2025: 1,034 institutions
Q1 2021: 695 institutionsQ2 2021: 723 institutionsQ3 2021: 719 institutionsQ4 2021: 772 institutionsQ1 2022: 753 institutionsQ2 2022: 745 institutionsQ3 2022: 753 institutionsQ4 2022: 790 institutionsQ1 2023: 777 institutionsQ2 2023: 823 institutionsQ3 2023: 814 institutionsQ4 2023: 859 institutionsQ1 2024: 910 institutionsQ2 2024: 900 institutionsQ3 2024: 916 institutionsQ4 2024: 989 institutionsQ1 2025: 1,000 institutionsQ2 2025: 1,004 institutionsQ3 2025: 1,034 institutionsQ4 2025: 1,128 institutionsQ1 2026: 1,159 institutionsQ2 2026: 1,201 institutions
Value heldQ3 2025: $37.4B
Q1 2021: $25.4BQ2 2021: $26.8BQ3 2021: $24.9BQ4 2021: $29.5BQ1 2022: $26.6BQ2 2022: $21.7BQ3 2022: $22.7BQ4 2022: $28.9BQ1 2023: $29.2BQ2 2023: $32.6BQ3 2023: $29.9BQ4 2023: $33.3BQ1 2024: $37.0BQ2 2024: $33.9BQ3 2024: $34.3BQ4 2024: $36.0BQ1 2025: $34.7BQ2 2025: $36.8BQ3 2025: $37.4BQ4 2025: $42.1BQ1 2026: $43.0BQ2 2026: $49.7B
Institutions holding AME and their total value by quarter
QuarterHoldersValue
Q2 20261,201$49.7B
Q1 20261,159$43.0B
Q4 20251,128$42.1B
Q3 20251,034$37.4B
Q2 20251,004$36.8B
Q1 20251,000$34.7B
Q4 2024989$36.0B
Q3 2024916$34.3B
Q2 2024900$33.9B
Q1 2024910$37.0B
Q4 2023859$33.3B
Q3 2023814$29.9B
Q2 2023823$32.6B
Q1 2023777$29.2B
Q4 2022790$28.9B
Q3 2022753$22.7B
Q2 2022745$21.7B
Q1 2022753$26.6B
Q4 2021772$29.5B
Q3 2021719$24.9B
Q2 2021723$26.8B
Q1 2021695$25.4B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q2 2025.

Institutions holding AME in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Canada Post Corp Registered Pension Plan3,822$714.2K0.03%00.0%Unchanged
Envestnet Portfolio Solutions, Inc.3,798$714.0K0.00%+2+0.1%Added
Inceptionr LLC3,751$705.2K0.17%−7,400−66.4%Reduced
Greenleaf Trust3,723$699.9K0.01%+20+0.5%Added
Edmond de Rothschild Holding S.A.3,702$696.0K0.01%+500+15.6%Added
Whittier Trust Co of Nevada Inc3,784$695.3K0.01%00.0%Unchanged
Capstone Investment Advisors, LLC3,694$694.5K0.01%+3,694New
Dynamic Technology Lab Private Ltd3,620$681.0K0.12%+3,620New
Tema ETFs LLC3,612$679.1K0.06%+3,612New
Kera Capital Partners, Inc.3,579$672.9K0.10%+3,579New
Beacon Pointe Advisors, LLC3,557$668.8K0.01%+1,695+91.0%Added
HBK Sorce Advisory LLC3,531$656.0K0.02%−1,637−31.7%Reduced
Continuum Advisory, LLC3,486$655.4K0.07%+342+10.9%Added
Ifrah Financial Services, Inc.3,443$647.2K0.17%−16−0.5%Reduced
Wedmont Private Capital3,523$639.2K0.02%−313−8.2%Reduced
Cardiff Park Advisors, LLC3,375$634.5K0.05%00.0%Unchanged
Connecticut Wealth Management, LLC3,320$624.2K0.03%00.0%Unchanged
Axq Capital, LP3,308$621.9K0.24%−9,110−73.4%Reduced
Cullen/Frost Bankers, Inc.3,294$619.3K0.01%−20−0.6%Reduced
Umb Bank N A3,286$617.8K0.01%+139+4.4%Added
Sapience Investments, LLC3,258$612.5K2.40%−6−0.2%Reduced
Prosperity Consulting Group, LLC3,254$611.7K0.03%+172+5.6%Added
Ossiam3,241$609.3K0.01%−1,998−38.1%Reduced
Unique Wealth Strategies, LLC3,212$603.8K0.24%+3,212New
Fiduciary Trust Co3,179$597.6K0.01%+180+6.0%Added
Summit Financial, LLC3,177$597.2K0.01%−149−4.5%Reduced
Net Worth Advisory Group3,166$595.3K0.17%−1,986−38.5%Reduced
Blalock Williams, LLC3,164$594.9K0.52%+157+5.2%Added
Compass Ion Advisors, LLC3,163$594.6K0.06%+2+0.1%Added
Canandaigua National Bank & Trust Co3,148$591.8K0.05%00.0%Unchanged
D.A. Davidson & Co.3,042$572.0K0.00%−210−6.5%Reduced
Caxton Associates LLP3,022$568.1K0.02%+1,833+154.2%Added
Whittier Trust Co3,076$565.2K0.01%00.0%Unchanged
Bridgefront Capital, LLC3,002$564.4K0.17%−3,832−56.1%Reduced
Shoker Investment Counsel, Inc.3,000$564.0K0.17%00.0%Unchanged
Jefferies Financial Group Inc.2,976$559.5K0.01%+2,976New
DSG Capital Advisors, LLC2,950$554.6K0.09%00.0%Unchanged
Nippon Life Global Investors Americas, Inc.2,910$547.1K0.02%−1,230−29.7%Reduced
Modera Wealth Management, LLC2,865$538.5K0.01%−38−1.3%Reduced
Fulton Bank, N.A.2,863$538.2K0.02%−100−3.4%Reduced
LexAurum Advisors, LLC2,844$534.7K0.08%+10.0%Added
EverSource Wealth Advisors, LLC2,844$534.7K0.02%+321+12.7%Added
Sherbrooke Park Advisers LLC2,836$533.2K0.25%+2,836New
Truvestments Capital LLC2,826$531.3K0.10%−319−10.1%Reduced
Sym Financial Corp2,817$529.6K0.06%+2,817New
Huntington National Bank2,800$526.4K0.00%+505+22.0%Added
Headlands Technologies LLC2,791$524.7K0.04%−1,912−40.7%Reduced
NorthRock Partners, LLC2,769$520.6K0.01%+1,121+68.0%Added
Parallel Advisors, LLC2,766$520.0K0.01%+53+2.0%Added
Transcend Wealth Collective, LLC2,758$518.5K0.04%+753+37.6%Added
Anchor Capital Advisors LLC2,733$513.8K0.01%00.0%Unchanged
Investment Advisory Group, LLC2,718$511.0K0.14%00.0%Unchanged
Fidelis Capital Partners, LLC2,712$509.9K0.04%+47+1.8%Added
Grant Private Wealth Management Inc2,707$508.9K0.31%+2,707New
Chicago Partners Investment Group LLC2,745$508.1K0.01%+226+9.0%Added
Forum Financial Management, LP2,698$507.2K0.01%+10.0%Added
Tributary Capital Management, LLC2,695$506.7K0.05%−130−4.6%Reduced
Maridea Wealth Management LLC2,704$506.6K0.08%+2,704New
Stanley-Laman Group, Ltd.2,687$505.2K0.07%+2,687New
Element Capital Management LLC2,676$503.1K0.71%+2,676New
MQS Management LLC2,640$496.3K0.29%−95−3.5%Reduced
Sagespring Wealth Partners, LLC2,632$494.8K0.01%−26−1.0%Reduced
Susquehanna Fundamental Investments, LLC2,625$493.5K0.02%−15,877−85.8%Reduced
O'Brien Wealth Partners LLC2,547$478.8K0.06%00.0%Unchanged
Profund Advisors LLC2,541$477.7K0.02%−368−12.7%Reduced
Williams Jones Wealth Management, LLC.2,537$477.0K0.01%00.0%Unchanged
Point72 Asia (Singapore) Pte. Ltd.2,535$476.6K0.07%+2,535New
Caerus Investment Advisors, LLC2,532$476.0K0.19%+2,532New
Level Four Advisory Services, LLC2,524$474.5K0.02%+13+0.5%Added
Grandfield & Dodd, LLC2,522$474.1K0.03%00.0%Unchanged
Moran Wealth Management, LLC2,522$474.1K0.01%+2,522New
DRW Securities, LLC2,507$470.8K0.02%+2,507New
Segment Wealth Management, LLC2,423$455.5K0.03%00.0%Unchanged
Sageworth Trust Co2,423$455.5K0.02%+2,423New
Citizens Financial Group Inc2,396$450.5K0.01%+150+6.7%Added
GSB Wealth Management, LLC2,382$447.8K0.10%+2,382New
Frank, Rimerman Advisors LLC2,352$442.2K0.03%−9−0.4%Reduced
Banque Cantonale Vaudoise2,325$437.0K0.02%+2,325New
Twinbeech Capital LP2,320$436.2K0.02%−25,603−91.7%Reduced
First Financial Bankshares Inc2,313$434.8K0.01%+2,313New
Fieldview Capital Management, LLC2,294$431.3K0.07%+2,294New
Conrad Siegel Investment Advisors, Inc.2,277$428.1K0.09%−1,658−42.1%Reduced
Cigna Investments Inc2,280$428.0K0.06%00.0%Unchanged
Lecap Asset Management Ltd2,254$423.8K0.15%−5,956−72.5%Reduced
RDA Financial Network2,243$421.7K0.10%−147−6.2%Reduced
DGS Capital Management, LLC2,240$421.1K0.08%+2,240New
First Manhattan Co2,222$417.7K0.00%+59+2.7%Added
Kestra Private Wealth Services, LLC2,219$417.2K0.01%−191−7.9%Reduced
Schmidt P J Investment Management Inc2,203$414.2K0.07%00.0%Unchanged
Advisory Alpha, LLC2,194$408.5K0.01%+1,006+84.7%Added
Perbak Capital Partners LLP2,172$408.3K0.07%+2,172New
Point72 (DIFC) Ltd2,165$407.0K0.03%+2,165New
Shell Asset Management Co2,166$407.0K0.04%−704−24.5%Reduced
KFA Private Wealth Group, LLC2,160$406.1K0.12%00.0%Unchanged
Forefront Wealth Partners, LLC2,146$403.5K0.10%−365−14.5%Reduced
Holocene Advisors, LP2,142$402.7K0.00%−26,742−92.6%Reduced
Capital Investment Counsel, Inc2,125$399.5K0.05%−100−4.5%Reduced
Essential Partners LLC2,123$399.1K0.13%+2+0.1%Added
Independent Advisor Alliance2,115$397.6K0.01%−339−13.8%Reduced
Oxford Asset Management LLP2,106$395.9K0.13%+2,106New