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, Q1 2026
Institutional positions in Ametek Inc as of Mar 31, 2026. 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
- 1,159
- +49 vs. Q4 2025
- Shares held
- 200.9M
- +27.5M (+15.9%) vs. Q4 2025
- Total value
- $43.0B
- +$7.42B (+20.8%) vs. Q4 2025
- New holders
- 138
- 466 more added
- Sold out
- 89
- 372 more reduced
18 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,201 | $49.7B |
| Q1 2026 | 1,159 | $43.0B |
| Q4 2025 | 1,128 | $42.1B |
| Q3 2025 | 1,034 | $37.4B |
| Q2 2025 | 1,004 | $36.8B |
| Q1 2025 | 1,000 | $34.7B |
| Q4 2024 | 989 | $36.0B |
| Q3 2024 | 916 | $34.3B |
| Q2 2024 | 900 | $33.9B |
| Q1 2024 | 910 | $37.0B |
| Q4 2023 | 859 | $33.3B |
| Q3 2023 | 814 | $29.9B |
| Q2 2023 | 823 | $32.6B |
| Q1 2023 | 777 | $29.2B |
| Q4 2022 | 790 | $28.9B |
| Q3 2022 | 753 | $22.7B |
| Q2 2022 | 745 | $21.7B |
| Q1 2022 | 753 | $26.6B |
| Q4 2021 | 772 | $29.5B |
| Q3 2021 | 719 | $24.9B |
| Q2 2021 | 723 | $26.8B |
| Q1 2021 | 695 | $25.4B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nuveen, LLC | 690,784 | $148.1M | 0.04% | +208,213+43.1% | Added |
| Natixis Advisors, L.P. | 717,573 | $153.8M | 0.21% | +45,282+6.7% | Added |
| Compagnie Lombard Odier SCmA | 729,155 | $156.3M | 1.92% | +30,394+4.3% | Added |
| Alecta Pensionsforsakring, Omsesidigt | 730,365 | $156.5M | 0.76% | −743,600−50.4% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 748,801 | $159.5M | 0.48% | −61,922−7.6% | Reduced |
| Westfield Capital Management Co LP | 745,832 | $159.9M | 0.67% | −154,384−17.1% | Reduced |
| Snyder Capital Management L P | 750,790 | $160.9M | 3.12% | −62,643−7.7% | Reduced |
| Balyasny Asset Management LLC | 763,415 | $163.6M | 0.32% | −307,140−28.7% | Reduced |
| Jones Financial Companies LLLP | 795,422 | $166.6M | 0.08% | +643,034+422.0% | Added |
| Primecap Management Co | 823,154 | $176.5M | 0.14% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 852,057 | $180.5M | 0.30% | 00.0% | Unchanged |
| Veritas Investment Partners (UK) Ltd. | 854,750 | $183.2M | 4.68% | −32,017−3.6% | Reduced |
| Nordea Investment Management AB | 898,125 | $189.0M | 0.18% | +45,540+5.3% | Added |
| Maren Capital LLC | 889,503 | $190.7M | 9.97% | +14,166+1.6% | Added |
| D. E. Shaw & Co., Inc. | 890,254 | $190.8M | 0.15% | −536,680−37.6% | Reduced |
| Gabelli Funds LLC | 928,813 | $199.1M | 1.34% | −15,370−1.6% | Reduced |
| American Century Companies Inc | 932,630 | $199.9M | 0.10% | +195,951+26.6% | Added |
| Neuberger Berman Group LLC | 1,016,768 | $218.0M | 0.17% | +131,767+14.9% | Added |
| Barclays PLC | 1,024,007 | $219.5M | 0.08% | +314,554+44.3% | Added |
| AQR Capital Management LLC | 1,044,473 | $221.0M | 0.10% | +147,050+16.4% | Added |
| Man Group plc | 1,139,692 | $244.3M | 0.51% | +42,183+3.8% | Added |
| HSBC Holdings PLC | 1,159,724 | $248.4M | 0.15% | −103,764−8.2% | Reduced |
| Deutsche Bank AG | 1,210,543 | $259.5M | 0.09% | −7,148−0.6% | Reduced |
| Amundi | 1,253,439 | $268.7M | 0.07% | −502,267−28.6% | Reduced |
| Boston Partners | 1,255,789 | $269.2M | 0.28% | −52,764−4.0% | Reduced |
| Vanguard Fiduciary Trust Co | 1,294,702 | $277.5M | 0.07% | +1,294,702 | New |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 1,299,987 | $278.7M | 0.25% | +1,110,421+585.8% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 1,319,928 | $282.9M | 0.83% | −115,579−8.1% | Reduced |
| Franklin Resources Inc | 1,323,876 | $283.8M | 0.07% | −11,513−0.9% | Reduced |
| UBS Group AG | 1,327,195 | $284.5M | 0.05% | +458,515+52.8% | Added |
| Legal & General Group Plc | 1,354,196 | $290.3M | 0.07% | −7,503−0.6% | Reduced |
| Charles Schwab Investment Management Inc | 1,426,165 | $305.7M | 0.05% | +38,123+2.7% | Added |
| Massachusetts Financial Services Co | 1,413,837 | $305.9M | 0.10% | +453,900+47.3% | Added |
| Qube Research & Technologies Ltd | 1,437,730 | $308.2M | 0.44% | +315,895+28.2% | Added |
| Citadel Advisors LLC | 1,445,049 | $309.8M | 0.22% | −290,552−16.7% | Reduced |
| Royal Bank of Canada | 1,447,207 | $310.2M | 0.06% | −1,617−0.1% | Reduced |
| Lazard Asset Management LLC | 1,618,526 | $346.9M | 0.57% | +70,693+4.6% | Added |
| Two Sigma Investments, LP | 1,631,092 | $349.6M | 0.29% | +620,621+61.4% | Added |
| UBS Asset Management Americas Inc | 1,632,084 | $349.9M | 0.07% | +119,539+7.9% | Added |
| Bank of America Corp | 1,648,119 | $353.3M | 0.03% | +115,311+7.5% | Added |
| Goldman Sachs Group Inc | 1,684,628 | $361.1M | 0.05% | −651,441−27.9% | Reduced |
| Principal Financial Group Inc | 1,778,484 | $381.2M | 0.20% | −259,099−12.7% | Reduced |
| Capital World Investors | 1,849,072 | $396.4M | 0.05% | +758,082+69.5% | Added |
| EdgePoint Investment Group Inc. | 1,874,241 | $401.8M | 3.22% | −1,044,703−35.8% | Reduced |
| Dimensional Fund Advisors LP | 2,075,229 | $444.8M | 0.09% | +29,001+1.4% | Added |
| Northern Trust Corp | 2,350,147 | $503.8M | 0.07% | +12,939+0.6% | Added |
| Bank of New York Mellon Corp | 2,504,770 | $536.9M | 0.10% | +120,134+5.0% | Added |
| Wellington Management Group LLP | 2,797,091 | $599.6M | 0.11% | −10,573−0.4% | Reduced |
| Invesco Ltd. | 3,130,864 | $671.1M | 0.07% | −1,150,618−26.9% | Reduced |
| Flossbach Von Storch AG | 3,458,134 | $741.3M | 3.46% | −362,242−9.5% | Reduced |
| Morgan Stanley | 3,868,352 | $829.2M | 0.05% | −94,710−2.4% | Reduced |
| FMR LLC | 4,358,253 | $934.2M | 0.05% | −139,488−3.1% | Reduced |
| JPMorgan Chase & Co | 4,657,399 | $970.5M | 0.07% | +548,092+13.3% | Added |
| Geode Capital Management, LLC | 6,125,313 | $1.31B | 0.08% | +234,077+4.0% | Added |
| Price T Rowe Associates Inc | 6,924,498 | $1.48B | 0.17% | −967,516−12.3% | Reduced |
| Vanguard Portfolio Management LLC | 9,850,858 | $2.11B | 0.11% | +9,850,858 | New |
| State Street Corp | 10,083,885 | $2.16B | 0.07% | +127,524+1.3% | Added |
| Vanguard Capital Management LLC | 14,926,515 | $3.20B | 0.08% | +14,926,515 | New |
| BlackRock, Inc. | 18,828,257 | $4.04B | 0.07% | −824,909−4.2% | Reduced |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −651,600−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −117,719−100.0% | Sold out |
| Tribune Investment Group LP | 0 | $0 | 0.00% | −60,000−100.0% | Sold out |
| Pinnbrook Capital Management LP | 0 | $0 | 0.00% | −52,161−100.0% | Sold out |
| Ofi Invest Asset Management | 0 | $0 | 0.00% | −43,087−100.0% | Sold out |
| Night Squared LP | 0 | $0 | 0.00% | −35,858−100.0% | Sold out |
| Rakuten Investment Management, Inc. | 0 | $0 | 0.00% | −30,315−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −18,333−100.0% | Sold out |
| Delta Global Management LP | 0 | $0 | 0.00% | −11,987−100.0% | Sold out |
| Bellwether Advisors, LLC | 0 | $0 | 0.00% | −11,011−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −10,628−100.0% | Sold out |
| Accurate Wealth Management, LLC | 0 | $0 | 0.00% | −9,746−100.0% | Sold out |
| Runnymede Capital Advisors, Inc. | 0 | $0 | 0.00% | −9,718−100.0% | Sold out |
| Mirabaud & Cie SA | 0 | $0 | 0.00% | −8,300−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −6,569−100.0% | Sold out |
| Blue Jean Financial LLC | 0 | $0 | 0.00% | −6,056−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −5,631−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −5,543−100.0% | Sold out |
| United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −4,983−100.0% | Sold out |
| Northwest & Ethical Investments L.P. | 0 | $0 | 0.00% | −4,169−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −4,151−100.0% | Sold out |
| Fortis Capital Advisors, LLC | 0 | $0 | 0.00% | −4,151−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −3,835−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −3,299−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −3,227−100.0% | Sold out |
| Blalock Williams, LLC | 0 | $0 | 0.00% | −2,895−100.0% | Sold out |
| Investment Advisory Group, LLC | 0 | $0 | 0.00% | −2,718−100.0% | Sold out |
| Forum Financial Management, LP | 0 | $0 | 0.00% | −2,714−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −2,625−100.0% | Sold out |
| Cynosure Management, LLC | 0 | $0 | 0.00% | −2,427−100.0% | Sold out |
| McElhenny Sheffield Capital Management, LLC | 0 | $0 | 0.00% | −2,193−100.0% | Sold out |
| HighPoint Advisor Group LLC | 0 | $0 | 0.00% | −2,067−100.0% | Sold out |
| First Financial Bankshares Inc | 0 | $0 | 0.00% | −1,993−100.0% | Sold out |
| NewEdge Wealth, LLC | 0 | $0 | 0.00% | −1,950−100.0% | Sold out |
| JMN Financial LLC | 0 | $0 | 0.00% | −1,894−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −1,800−100.0% | Sold out |
| Moran Wealth Management, LLC | 0 | $0 | 0.00% | −1,742−100.0% | Sold out |
| Hutchens & Kramer Investment Management Group, LLC | 0 | $0 | 0.00% | −1,643−100.0% | Sold out |
| Howard Capital Management Inc. | 0 | $0 | 0.00% | −1,573−100.0% | Sold out |
| Sage Mountain Advisors LLC | 0 | $0 | 0.00% | −1,519−100.0% | Sold out |