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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
Bartlett & Co. Wealth Management LLC1$1880.00%−32−97.0%Reduced
Beaird Harris Wealth Management, LLC1$1880.00%−6−85.7%Reduced
IMA Wealth, Inc.2$3760.00%00.0%Unchanged
NVWM, LLC2$3760.00%00.0%Unchanged
Quaker Wealth Management, LLC2$3760.00%00.0%Unchanged
E Fund Management (Hong Kong) Co., Ltd.2$3760.00%+2New
High Note Wealth, LLC2$3760.00%+2New
Davis Capital Management2$3760.00%+2New
Winnow Wealth LLC2$3760.00%+2New
Quest 10 Wealth Builders, Inc.3$4960.00%00.0%Unchanged
Logan Capital Management Inc3$5640.00%00.0%Unchanged
Redwood Park Advisors LLC3$5640.00%00.0%Unchanged
North Star Investment Management Corp.3$5640.00%+3New
Plante Moran Financial Advisors, LLC3$5640.00%+3New
ZRC Wealth Management, LLC3$5640.00%+3New
Breakwater Investment Management3$5640.00%+3New
Seneschal Advisors, LLC3$5640.00%+3New
Hughes Financial Services, LLC3$5940.00%00.0%Unchanged
American Capital Advisory, LLC4$7520.00%00.0%Unchanged
DecisionPoint Financial, LLC5$9380.00%00.0%Unchanged
Financial Management Professionals, Inc.5$9400.00%−1−16.7%Reduced
Texas Capital Bancshares Inc5$9400.00%+5New
Longfellow Investment Management Co LLC6$1.13K0.00%00.0%Unchanged
Core Alternative Capital6$1.13K0.00%00.0%Unchanged
HFM Investment Advisors, LLC6$1.13K0.00%00.0%Unchanged
Bellevue Asset Management, LLC6$1.13K0.00%00.0%Unchanged
TFC Financial Management7$1.32K0.00%−56−88.9%Reduced
Motco7$1.32K0.00%00.0%Unchanged
CBIZ Investment Advisory Services, LLC7$1.32K0.00%+4+133.3%Added
United Community Bank7$1.32K0.00%+7New
Principia Wealth Advisory, LLC8$1.50K0.00%00.0%Unchanged
Central Trust Co8$1.50K0.00%+3+60.0%Added
Morton Brown Family Wealth, LLC9$1.69K0.00%00.0%Unchanged
Wolff Wiese Magana LLC10$1.88K0.00%00.0%Unchanged
SJS Investment Consulting Inc.10$1.88K0.00%00.0%Unchanged
LRI Investments, LLC11$2.07K0.00%−508−97.9%Reduced
Rosenberg Matthew Hamilton11$2.07K0.00%00.0%Unchanged
TD Capital Management LLC11$2.09K0.00%00.0%Unchanged
Turning Point Benefit Group, Inc.12$2.25K0.00%+12New
Rialto Wealth Management, LLC12$2.26K0.00%+2+20.0%Added
Highline Wealth Partners LLC12$2.26K0.00%+3+33.3%Added
Activest Wealth Management12$2.26K0.00%+11+1,100.0%Added
Godsey & Gibb Associates12$2.26K0.00%+12New
Cape Investment Advisory, Inc.12$2.26K0.00%+12New
Trifecta Capital Advisors, LLC13$2.44K0.00%−9−40.9%Reduced
Tortoise Investment Management, LLC13$2.44K0.00%+4+44.4%Added
Bay Harbor Wealth Management, LLC13$2.44K0.00%+5+62.5%Added
Wealth Watch Advisors, INC13$2.44K0.00%+13New
Valued Wealth Advisors LLC13$2.46K0.00%00.0%Unchanged
Brown, Lisle/Cummings, Inc.14$2.62K0.00%00.0%Unchanged
Heritage Wealth Advisors14$2.63K0.00%00.0%Unchanged
Clayton Financial Group LLC14$2.63K0.00%+14New
AdvisorNet Financial, Inc15$2.82K0.00%00.0%Unchanged
MPWM Advisory Solutions, LLC15$2.82K0.00%00.0%Unchanged
Penserra Capital Management LLC21$3.00K0.00%00.0%Unchanged
TSFG, LLC14$3.00K0.00%+14New
Salem Investment Counselors Inc17$3.20K0.00%00.0%Unchanged
Rakuten Securities, Inc.17$3.20K0.00%+2+13.3%Added
GPS Wealth Strategies Group, LLC18$3.40K0.00%00.0%Unchanged
Dunhill Financial, LLC18$3.44K0.00%00.0%Unchanged
Stone House Investment Management, LLC22$4.14K0.00%00.0%Unchanged
Kilter Group LLC22$4.14K0.00%+2+10.0%Added
Atlantic Trust, LLC24$4.51K0.00%00.0%Unchanged
Banque Transatlantique SA25$4.70K0.00%00.0%Unchanged
Cornerstone Planning Group LLC24$4.76K0.00%+12+100.0%Added
Horizon Financial Services, LLC26$4.89K0.00%+26New
Abound Wealth Management26$4.89K0.00%−3−10.3%Reduced
Raffa Wealth Management, LLC27$5.08K0.00%00.0%Unchanged
Key Financial Inc29$5.44K0.00%00.0%Unchanged
Park Place Capital Corp29$5.45K0.00%−119−80.4%Reduced
Bare Financial Services, Inc29$5.45K0.00%00.0%Unchanged
Jackson, Grant Investment Advisers, Inc.30$5.64K0.00%00.0%Unchanged
McIlrath & Eck, LLC33$6.20K0.00%00.0%Unchanged
Mowery & Schoenfeld Wealth Management, LLC34$6.39K0.01%00.0%Unchanged
Itau Unibanco Holding S.A.34$6.40K0.00%+34New
C M Bidwell & Associates Ltd35$6.58K0.00%00.0%Unchanged
Cedar Wealth Management, LLC36$6.77K0.00%00.0%Unchanged
Marquette Asset Management, LLC36$6.77K0.00%+36New
Cloud Capital Management, LLC40$7.00K0.00%+40New
South State Corp.40$7.52K0.00%−162−80.2%Reduced
Arcadia Investment Advisors LLC40$7.52K0.00%−46−53.5%Reduced
IMG Wealth Management, Inc.40$7.52K0.01%00.0%Unchanged
SBI Securities Co., Ltd.40$7.52K0.00%+8+25.0%Added
Robinswood Financial LLC41$7.76K0.00%00.0%Unchanged
Cherry Tree Wealth Management, LLC42$7.90K0.00%00.0%Unchanged
Noble Wealth Management PBC43$8.08K0.00%+43New
Grove Bank & Trust44$8.27K0.00%00.0%Unchanged
Gables Capital Management Inc.44$8.27K0.00%00.0%Unchanged
Princeton Global Asset Management LLC46$8.65K0.00%00.0%Unchanged
Alerus Financial NA46$8.65K0.00%+45+4,500.0%Added
Westend Capital Management, LLC47$8.84K0.00%00.0%Unchanged
JPL Wealth Management, LLC48$9.02K0.00%+48New
Howard Hughes Medical Institute49$9.21K0.01%00.0%Unchanged
Crewe Advisors LLC49$9.21K0.00%+49New
Your Advocates Ltd., LLP50$9.40K0.00%00.0%Unchanged
Bell Investment Advisors, Inc51$9.59K0.00%00.0%Unchanged
Salomon & Ludwin, LLC53$9.74K0.00%+53New
Aspect Partners, LLC53$9.96K0.00%00.0%Unchanged
Ritter Daniher Financial Advisory LLC53$9.96K0.00%+53New
DiNuzzo Private Wealth, Inc.54$9.98K0.00%00.0%Unchanged