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.
| 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, Q3 2025
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Squarepoint Ops LLC | 6,160 | $1.16M | 0.00% | −152,114−96.1% | Reduced |
| MUFG Securities Americas Inc. | 6,228 | $1.17M | 0.08% | +1,111+21.7% | Added |
| GAMMA Investing LLC | 6,269 | $1.18M | 0.06% | +835+15.4% | Added |
| FSM Wealth Advisors, LLC | 6,368 | $1.20M | 0.17% | +176+2.8% | Added |
| Noesis Capital Mangement Corp | 6,393 | $1.20M | 0.19% | 00.0% | Unchanged |
| Wetherby Asset Management Inc | 6,407 | $1.20M | 0.05% | +364+6.0% | Added |
| Miracle Mile Advisors, LLC | 6,454 | $1.21M | 0.02% | −1,711−21.0% | Reduced |
| RSM US Wealth Management LLC | 6,523 | $1.23M | 0.02% | +853+15.0% | Added |
| Waldron Private Wealth LLC | 6,525 | $1.23M | 0.05% | 00.0% | Unchanged |
| Monte Financial Group, LLC | 6,578 | $1.24M | 0.45% | +343+5.5% | Added |
| Park Avenue Securities LLC | 6,600 | $1.24M | 0.01% | −138−2.0% | Reduced |
| Meiji Yasuda Life Insurance Co | 6,710 | $1.26M | 0.04% | 00.0% | Unchanged |
| Catalytic Wealth RIA, LLC | 6,713 | $1.26M | 0.04% | +3,318+97.7% | Added |
| Kovitz Investment Group Partners, LLC | 6,742 | $1.27M | 0.00% | +944+16.3% | Added |
| RFG - Bristol Wealth Advisors, LLC | 6,750 | $1.27M | 0.37% | −6−0.1% | Reduced |
| Banco Bilbao Vizcaya Argentaria, S.A. | 6,763 | $1.27M | 0.01% | +1,850+37.7% | Added |
| Davenport & Co LLC | 6,930 | $1.30M | 0.01% | −20.0% | Reduced |
| Merit Financial Group, LLC | 7,034 | $1.32M | 0.01% | +507+7.8% | Added |
| Fifth Third Bancorp | 7,086 | $1.33M | 0.00% | +161+2.3% | Added |
| Brown Brothers Harriman & Co | 7,130 | $1.34M | 0.01% | +444+6.6% | Added |
| Integrated Wealth Concepts LLC | 7,139 | $1.34M | 0.01% | −2,904−28.9% | Reduced |
| Inspire Advisors, LLC | 7,232 | $1.36M | 0.13% | +32+0.4% | Added |
| Keeler Thomas Management LLC | 7,301 | $1.37M | 0.56% | +101+1.4% | Added |
| HB Wealth Management, LLC | 7,308 | $1.37M | 0.01% | +2,255+44.6% | Added |
| Allstate Corp | 7,330 | $1.38M | 0.03% | +7,330 | New |
| Dark Forest Capital Management LP | 7,334 | $1.38M | 0.05% | −2,467−25.2% | Reduced |
| Banque Pictet & Cie SA | 7,358 | $1.38M | 0.01% | −35−0.5% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 7,361 | $1.38M | 0.02% | −5−0.1% | Reduced |
| Private Advisor Group, LLC | 7,361 | $1.38M | 0.01% | +174+2.4% | Added |
| Douglass Winthrop Advisors, LLC | 7,478 | $1.41M | 0.02% | 00.0% | Unchanged |
| Lido Advisors, LLC | 7,521 | $1.41M | 0.01% | +1,045+16.1% | Added |
| South Dakota Investment Council | 7,607 | $1.43M | 0.03% | −200−2.6% | Reduced |
| Cim, LLC | 7,645 | $1.44M | 0.19% | +56+0.7% | Added |
| Pallas Capital Advisors LLC | 7,702 | $1.45M | 0.05% | −157−2.0% | Reduced |
| ICW Investment Advisors LLC | 7,780 | $1.46M | 0.53% | +396+5.4% | Added |
| Value Partners Investments Inc. | 7,873 | $1.48M | 0.12% | +320+4.2% | Added |
| Atria Investments LLC | 7,945 | $1.49M | 0.02% | −310−3.8% | Reduced |
| WBI Investments | 8,042 | $1.51M | 0.39% | +5,099+173.3% | Added |
| Adviser Investments LLC | 8,052 | $1.51M | 0.02% | +5,235+185.8% | Added |
| WoodTrust Financial Corp | 8,143 | $1.53M | 0.18% | −14,768−64.5% | Reduced |
| Crestwood Advisors Group LLC | 8,154 | $1.53M | 0.03% | +186+2.3% | Added |
| Empirical Finance, LLC | 8,173 | $1.54M | 0.07% | +78+1.0% | Added |
| Carret Asset Management, LLC | 8,275 | $1.56M | 0.15% | 00.0% | Unchanged |
| Addison Capital Co | 8,296 | $1.56M | 0.46% | +8,296 | New |
| Absher Wealth Management, LLC | 8,343 | $1.57M | 0.19% | +5+0.1% | Added |
| Intech Investment Management LLC | 8,416 | $1.58M | 0.01% | −44−0.5% | Reduced |
| Diversified Trust Co | 8,474 | $1.59M | 0.03% | −872−9.3% | Reduced |
| Polymer Capital Management (US) LLC | 8,500 | $1.60M | 0.21% | −7,660−47.4% | Reduced |
| Gateway Investment Advisers LLC | 8,628 | $1.62M | 0.02% | +30+0.3% | Added |
| E. Ohman J:or Asset Management AB | 8,640 | $1.62M | 0.04% | 00.0% | Unchanged |
| AustralianSuper Pty Ltd | 8,676 | $1.63M | 0.01% | −216,057−96.1% | Reduced |
| Mayfair Advisory Group, LLC | 8,698 | $1.64M | 0.70% | 00.0% | Unchanged |
| Affinity Capital Advisors, LLC | 8,844 | $1.65M | 0.25% | 00.0% | Unchanged |
| Vident Advisory, LLC | 8,785 | $1.65M | 0.02% | +669+8.2% | Added |
| Vestmark Advisory Solutions, Inc. | 8,827 | $1.66M | 0.03% | −5,004−36.2% | Reduced |
| Crossmark Global Holdings, Inc. | 8,828 | $1.66M | 0.02% | −1,027−10.4% | Reduced |
| Illumine Investment Management, LLC | 8,848 | $1.66M | 1.19% | −152−1.7% | Reduced |
| Prudential PLC | 8,857 | $1.67M | 0.01% | −94,998−91.5% | Reduced |
| QRG Capital Management, Inc. | 8,967 | $1.69M | 0.02% | +2,078+30.2% | Added |
| Portfolio Design Labs, LLC | 9,124 | $1.72M | 0.29% | −9,746−51.6% | Reduced |
| AG2R la Mondiale Gestion D'Actifs | 9,560 | $1.73M | 0.09% | 00.0% | Unchanged |
| Wasatch Advisors Inc | 9,218 | $1.73M | 0.01% | +1,889+25.8% | Added |
| Rodgers Brothers Inc. | 9,250 | $1.74M | 0.21% | 00.0% | Unchanged |
| Oppenheimer & Co Inc | 9,336 | $1.76M | 0.02% | −1,203−11.4% | Reduced |
| Tower Research Capital LLC (TRC) | 9,463 | $1.78M | 0.05% | +382+4.2% | Added |
| Resources Management Corp | 9,604 | $1.81M | 0.23% | −25−0.3% | Reduced |
| Harfst & Associates, Inc. | 9,614 | $1.81M | 0.33% | +86+0.9% | Added |
| Trivant Custom Portfolio Group, LLC | 9,806 | $1.84M | 0.95% | +37+0.4% | Added |
| Toroso Investments, LLC | 10,070 | $1.89M | 0.01% | −2,108−17.3% | Reduced |
| Sumitomo Life Insurance Co | 10,158 | $1.91M | 0.06% | −306−2.9% | Reduced |
| Advisors Asset Management, Inc. | 10,337 | $1.94M | 0.03% | +2,534+32.5% | Added |
| Candriam Luxembourg S.C.A. | 10,430 | $1.96M | 0.01% | 00.0% | Unchanged |
| New Mexico Educational Retirement Board | 10,450 | $1.97M | 0.06% | −400−3.7% | Reduced |
| We Are One Seven, LLC | 10,560 | $1.99M | 0.05% | +834+8.6% | Added |
| S-Bank Fund Management Ltd | 10,616 | $2.00M | 0.26% | −138−1.3% | Reduced |
| Plato Investment Management Ltd | 10,704 | $2.00M | 0.14% | 00.0% | Unchanged |
| Mirabaud & Cie SA | 10,800 | $2.03M | 0.65% | 00.0% | Unchanged |
| Farringdon Capital, Ltd. | 10,808 | $2.03M | 0.52% | +6,415+146.0% | Added |
| iA Global Asset Management Inc. | 10,821 | $2.03M | 0.03% | +10,821 | New |
| Investment Management Corp of Ontario | 10,840 | $2.04M | 0.03% | +5,214+92.7% | Added |
| Valley National Advisers Inc | 10,966 | $2.06M | 0.32% | +10,966 | New |
| Cove Private Wealth, LLC | 11,000 | $2.07M | 0.66% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 11,025 | $2.07M | 0.00% | +673+6.5% | Added |
| Securian Asset Management, Inc | 11,061 | $2.08M | 0.06% | −1,018−8.4% | Reduced |
| CIBC World Markets Inc. | 11,114 | $2.09M | 0.00% | −788−6.6% | Reduced |
| Tikehau Investment Management | 11,250 | $2.12M | 3.09% | +5,150+84.4% | Added |
| Cypress Advisory Group LLC | 11,405 | $2.14M | 1.59% | +45+0.4% | Added |
| Maryland State Retirement & Pension System | 11,487 | $2.16M | 0.05% | +290+2.6% | Added |
| Gulf International Bank (UK) Ltd | 11,567 | $2.17M | 0.07% | −194−1.6% | Reduced |
| Convergence Financial, LLC | 11,597 | $2.18M | 0.33% | +499+4.5% | Added |
| Cambridge Investment Research Advisors, Inc. | 11,659 | $2.19M | 0.01% | +6,543+127.9% | Added |
| Manchester Capital Management LLC | 11,741 | $2.21M | 0.30% | +11,741 | New |
| Harvest Portfolios Group Inc. | 11,809 | $2.22M | 0.04% | +838+7.6% | Added |
| Rathbone Brothers plc | 11,851 | $2.23M | 0.01% | −50−0.4% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 11,859 | $2.23M | 0.02% | +2,487+26.5% | Added |
| Louisiana State Employees Retirement System | 12,100 | $2.27M | 0.04% | −100−0.8% | Reduced |
| Dai-Ichi Life Insurance Company, Ltd | 12,180 | $2.29M | 0.06% | 00.0% | Unchanged |
| MML Investors Services, LLC | 12,262 | $2.31M | 0.01% | −316−2.5% | Reduced |
| Burney Co | 12,411 | $2.33M | 0.07% | −1,102−8.2% | Reduced |
| Northwestern Mutual Wealth Management Co | 12,419 | $2.33M | 0.00% | −831−6.3% | Reduced |