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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
L2 Asset Management, LLC1,081$203.2K0.03%+1,081New
Boston Family Office LLC1,085$204.0K0.01%+1,085New
Cooper Financial Group1,092$205.3K0.02%−2,820−72.1%Reduced
Albert D Mason Inc1,106$207.9K0.14%00.0%Unchanged
Fukoku Mutual Life Insurance Co1,107$208.1K0.01%−367−24.9%Reduced
Leisure Capital Management1,124$211.3K0.07%00.0%Unchanged
ESL Trust Services, LLC1,125$211.5K0.04%00.0%Unchanged
Quotient Wealth Partners, LLC1,129$212.2K0.01%−10−0.9%Reduced
SageView Advisory Group, LLC1,153$216.8K0.01%−18−1.5%Reduced
First Interstate Bank1,157$217.5K0.01%−130−10.1%Reduced
Fi3 FINANCIAL ADVISORS, LLC1,170$220.0K0.07%+1,170New
Diversify Wealth Management, LLC1,114$221.4K0.01%−40−3.5%Reduced
Baader Bank INC1,229$221.8K0.02%+94+8.3%Added
Savvy Advisors, Inc.1,188$223.3K0.01%+1,188New
Guerra Pan Advisors, LLC1,192$224.1K0.14%00.0%Unchanged
LaSalle St. Investment Advisors, LLC1,202$225.0K0.04%−34,990−96.7%Reduced
Everpar Advisors LLC1,198$225.2K0.09%−36−2.9%Reduced
Mission Wealth Management, LP1,199$225.4K0.00%−40−3.2%Reduced
Riverstone Advisors, LLC1,200$225.6K0.11%00.0%Unchanged
Calamos Wealth Management LLC1,202$226.0K0.01%+1,202New
Allegiance Financial Group Advisory Services LLC1,206$226.7K0.05%−4−0.3%Reduced
Versant Capital Management, Inc1,217$228.8K0.03%+3+0.2%Added
Gilbert & Cook, Inc.1,225$230.3K0.03%+31+2.6%Added
BankPlus Trust Department1,240$233.1K0.06%+1,240New
TriaGen Wealth Management LLC1,250$235.0K0.06%−2−0.2%Reduced
Smithfield Trust Co1,250$235.0K0.01%00.0%Unchanged
Jackson Thornton Asset Management, LLC1,294$237.0K0.02%+1,294New
Valeo Financial Advisors, LLC1,276$239.9K0.01%−132−9.4%Reduced
SG Americas Securities, LLC1,277$240.0K0.00%−3,815−74.9%Reduced
Shelton Capital Management1,279$240.5K0.01%00.0%Unchanged
Tred Avon Family Wealth, LLC1,283$241.2K0.08%+1,283New
Weiss Asset Management LP1,290$242.5K0.00%+1,290New
FORA Capital, LLC1,298$244.0K0.04%−11,664−90.0%Reduced
Hilltop Holdings Inc.1,303$244.9K0.01%+1,303New
Poinciana Advisors Group, LLC1,305$245.3K0.21%00.0%Unchanged
Catalyst Financial Partners LLC1,319$248.0K0.03%+8+0.6%Added
Patton Fund Management, Inc.1,320$248.2K0.04%00.0%Unchanged
Conning Inc.1,327$249.5K0.01%00.0%Unchanged
Moody Aldrich Partners LLC1,344$252.7K0.05%+1,344New
Ridgecrest Wealth Partners, LLC1,350$253.8K0.11%00.0%Unchanged
Professional Advisory Services Inc1,350$254.0K0.03%00.0%Unchanged
Ewa, LLC1,352$254.2K0.07%−9−0.7%Reduced
Impact Capital Partners LLC1,361$255.9K0.08%+22+1.6%Added
Hancock Whitney Corp1,381$259.6K0.00%−2−0.1%Reduced
Evoke Wealth, LLC1,394$262.1K0.01%+189+15.7%Added
Radnor Capital Management, LLC1,400$263.2K0.04%00.0%Unchanged
Financial Consulate, Inc1,404$264.0K0.04%+1,404New
Checchi Capital Advisers, LLC1,410$265.1K0.02%−235−14.3%Reduced
PDS Planning, Inc1,420$267.0K0.02%+13+0.9%Added
Thomasville National Bank1,430$268.8K0.02%+1,430New
Waddell & Associates, LLC1,445$271.7K0.02%+1,445New
National Asset Management, Inc.1,445$271.7K0.01%−365−20.2%Reduced
Sowell Financial Services LLC1,447$272.1K0.01%−182−11.2%Reduced
Monetary Management Group Inc1,450$272.6K0.06%00.0%Unchanged
TownSquare Capital, LLC1,463$275.1K0.04%−3,529−70.7%Reduced
Change Path, LLC1,472$276.7K0.01%−1,544−51.2%Reduced
Massmutual Trust Co FSB1,475$277.3K0.01%−18−1.2%Reduced
Kohmann Bosshard Financial Services, LLC1,492$280.5K0.03%00.0%Unchanged
GTS Securities LLC1,494$280.9K0.01%+1,494New
Clifford Swan Investment Counsel LLC1,500$282.0K0.01%−1−0.1%Reduced
Whalen Wealth Management Inc.1,502$282.3K0.16%+1,502New
Ronald Blue Trust, Inc.1,504$282.7K0.00%+90+6.4%Added
Snowden Capital Advisors LLC1,509$283.7K0.01%−56−3.6%Reduced
Pinnacle Wealth Planning Services, Inc.1,516$285.0K0.03%+155+11.4%Added
Fedenia Advisers LLC1,519$285.6K0.11%+14+0.9%Added
Claret Asset Management Corp1,524$286.0K0.03%−18−1.2%Reduced
TD Private Client Wealth LLC1,532$288.0K0.01%+306+25.0%Added
Fullcircle Wealth LLC1,455$288.2K0.10%+33+2.3%Added
Riversedge Advisors, LLC1,546$290.6K0.05%+1,546New
Skopos Labs, Inc.1,620$292.4K0.04%−61−3.6%Reduced
Granite Harbor Advisors, Inc.1,564$294.0K0.12%00.0%Unchanged
Howard Capital Management Inc.1,565$294.2K0.00%+48+3.2%Added
Guardian Capital LP1,572$295.5K0.01%−7−0.4%Reduced
Chilton Investment Co LLC1,575$296.1K0.01%+389+32.8%Added
MidWestOne Financial Group, Inc.1,578$296.7K0.04%00.0%Unchanged
111 Capital1,616$303.8K0.06%−1,946−54.6%Reduced
Goodman Advisory Group, LLC1,619$304.4K0.08%00.0%Unchanged
Glenview Trust Co1,624$305.3K0.00%00.0%Unchanged
Mather Group, LLC.1,636$307.6K0.00%+298+22.3%Added
First Horizon Corp1,639$308.1K0.01%+1,639New
Cambria Investment Management, L.P.1,640$308.3K0.02%+168+11.4%Added
Flputnam Investment Management Co1,643$308.8K0.00%−320−16.3%Reduced
Hutchens & Kramer Investment Management Group, LLC1,643$308.9K0.12%+287+21.2%Added
CWM Advisors, LLC1,645$309.3K0.03%+84+5.4%Added
Strategic Investment Advisors1,655$311.2K0.03%−353−17.6%Reduced
Baker Tilly Wealth Management, LLC1,663$312.7K0.07%+63+3.9%Added
Dogwood Wealth Management LLC1,677$315.3K0.14%−748−30.8%Reduced
Counterpoint Mutual Funds LLC1,698$319.2K0.03%+1,698New
1832 Asset Management L.P.1,699$319.4K0.00%00.0%Unchanged
West Oak Capital, LLC1,700$319.6K0.13%00.0%Unchanged
Principal Securities, Inc.1,703$320.1K0.01%+36+2.2%Added
Signature Estate & Investment Advisors LLC1,706$320.8K0.01%−51−2.9%Reduced
Polymer Capital Management (HK) LTD1,716$322.6K0.04%+1,716New
Boothbay Fund Management, LLC1,719$323.2K0.01%−911−34.6%Reduced
Essex Financial Services, Inc.1,725$324.3K0.02%+109+6.7%Added
J.W. Cole Advisors, Inc.1,738$326.6K0.01%+27+1.6%Added
Westpac Banking Corp1,748$328.6K0.02%00.0%Unchanged
Fort Washington Investment Advisors Inc1,765$331.8K0.00%00.0%Unchanged
Journey Strategic Wealth LLC1,776$333.9K0.01%+214+13.7%Added
Ramirez Asset Management, Inc.1,795$337.5K0.05%00.0%Unchanged