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 |
|---|---|---|---|---|---|
| Amalgamated Bank | 42,041 | $9.01M | 0.07% | −487−1.1% | Reduced |
| Boston Trust Walden Corp | 42,000 | $9.00M | 0.07% | −2,410−5.4% | Reduced |
| Union Heritage Capital, LLC | 41,332 | $8.86M | 3.29% | 00.0% | Unchanged |
| LGT Fund Management Co Ltd. | 40,355 | $8.65M | 0.38% | +19,191+90.7% | Added |
| Harvey Investment Co LLC | 39,972 | $8.57M | 0.94% | 00.0% | Unchanged |
| USS Investment Management Ltd | 39,893 | $8.55M | 0.04% | 00.0% | Unchanged |
| Sawgrass Asset Management LLC | 39,409 | $8.45M | 1.27% | −1,252−3.1% | Reduced |
| Ilmarinen Mutual Pension Insurance Co | 39,000 | $8.36M | 0.07% | 00.0% | Unchanged |
| Decatur Capital Management, Inc. | 38,803 | $8.32M | 3.81% | −626−1.6% | Reduced |
| O'Shaughnessy Asset Management, LLC | 38,701 | $8.30M | 0.04% | +9,331+31.8% | Added |
| Stephens Inc | 38,619 | $8.28M | 0.10% | −476−1.2% | Reduced |
| Utah Retirement Systems | 37,455 | $8.03M | 0.08% | −543−1.4% | Reduced |
| Public Sector Pension Investment Board | 37,125 | $7.96M | 0.02% | +7,297+24.5% | Added |
| ProShare Advisors LLC | 36,790 | $7.89M | 0.01% | −8,467−18.7% | Reduced |
| Northstar Asset Management LLC | 36,768 | $7.88M | 1.77% | −687−1.8% | Reduced |
| Toroso Investments, LLC | 36,759 | $7.88M | 0.02% | +25,566+228.4% | Added |
| Osmosis Investment Management UK Ltd | 36,705 | $7.87M | 0.21% | +34,426+1,510.6% | Added |
| Wealthfront Advisers LLC | 36,632 | $7.85M | 0.02% | +4,326+13.4% | Added |
| AIA Group Ltd | 35,962 | $7.71M | 0.11% | +6,176+20.7% | Added |
| Railway Pension Investments Ltd | 35,872 | $7.69M | 0.11% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 35,547 | $7.62M | 0.07% | +96+0.3% | Added |
| Marietta Investment Partners LLC | 35,500 | $7.61M | 1.52% | −1,030−2.8% | Reduced |
| Mercer Global Advisors Inc | 35,372 | $7.58M | 0.01% | +10,081+39.9% | Added |
| Peapack Gladstone Financial Corp | 35,187 | $7.54M | 0.10% | −245−0.7% | Reduced |
| Johnson Investment Counsel Inc | 34,716 | $7.44M | 0.06% | −70−0.2% | Reduced |
| Regency Capital Management Inc. | 34,392 | $7.37M | 3.30% | −348−1.0% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 34,388 | $7.37M | 0.07% | −7,003−16.9% | Reduced |
| Martin Investment Management, LLC | 34,327 | $7.36M | 2.20% | +491+1.5% | Added |
| SummitTX Capital, L.P. | 34,106 | $7.31M | 0.23% | +13,877+68.6% | Added |
| Marks Group Wealth Management, Inc | 34,086 | $7.31M | 0.70% | −7,714−18.5% | Reduced |
| Signature Wealth Management Partners, LLC | 33,950 | $7.28M | 3.65% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 33,744 | $7.23M | 0.14% | +33,744 | New |
| Argent Capital Management LLC | 33,528 | $7.19M | 0.23% | +10,928+48.4% | Added |
| NEOS Investment Management LLC | 33,027 | $7.08M | 0.04% | +2,490+8.2% | Added |
| Schroder Investment Management Group | 32,826 | $7.04M | 0.01% | −1,158−3.4% | Reduced |
| Palmer Knight Co | 32,814 | $7.03M | 3.43% | +32,814 | New |
| StoneX Group Inc. | 32,651 | $7.00M | 0.38% | +63+0.2% | Added |
| Oddo BHF Asset Management SAS | 32,237 | $6.91M | 0.27% | +3,917+13.8% | Added |
| New York Life Investment Management LLC | 32,161 | $6.89M | 0.06% | +429+1.4% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 31,833 | $6.82M | 0.02% | +31,833 | New |
| British Columbia Investment Management Corp | 31,731 | $6.80M | 0.04% | −9,171−22.4% | Reduced |
| Erste Asset Management GmbH | 32,038 | $6.73M | 0.06% | −12,085−27.4% | Reduced |
| Truist Financial Corp | 31,006 | $6.65M | 0.01% | −1,601−4.9% | Reduced |
| Saranac Partners Ltd | 30,929 | $6.64M | 2.88% | −9,254−23.0% | Reduced |
| Petredis Investment Advisors LLC | 30,974 | $6.64M | 0.54% | −299−1.0% | Reduced |
| Clear Harbor Asset Management, LLC | 30,822 | $6.61M | 0.46% | +275+0.9% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 30,710 | $6.58M | 0.33% | −676−2.2% | Reduced |
| Grimes & Company, Inc. | 30,679 | $6.58M | 0.18% | −219−0.7% | Reduced |
| Hikari Tsushin, Inc. | 30,529 | $6.54M | 0.45% | 00.0% | Unchanged |
| US Bancorp | 30,334 | $6.50M | 0.01% | −1,169−3.7% | Reduced |
| Lighthouse Investment Partners, LLC | 30,276 | $6.49M | 0.24% | +6,859+29.3% | Added |
| UniSuper Management Pty Ltd | 30,275 | $6.49M | 0.04% | +8,322+37.9% | Added |
| Capital International Inc | 30,049 | $6.44M | 0.05% | −17,850−37.3% | Reduced |
| Brown Advisory Inc | 29,932 | $6.42M | 0.01% | −2,293−7.1% | Reduced |
| CCM Investment Advisers LLC | 29,710 | $6.37M | 0.61% | +29,710 | New |
| ING Groep NV | 29,690 | $6.36M | 0.04% | −61−0.2% | Reduced |
| JustInvest LLC | 29,216 | $6.26M | 0.06% | +561+2.0% | Added |
| Aviso Financial Inc. | 29,137 | $6.25M | 0.22% | +85+0.3% | Added |
| Advisor Group Holdings, Inc. | 28,386 | $6.09M | 0.01% | −2,950−9.4% | Reduced |
| Farmers & Merchants Investments Inc | 28,267 | $6.06M | 0.17% | −586−2.0% | Reduced |
| Eurizon Capital SGR S.p.A. | 28,237 | $6.03M | 0.02% | +2,565+10.0% | Added |
| Ostrum Asset Management | 27,910 | $5.98M | 0.34% | +6,929+33.0% | Added |
| Pinebridge Investments LLC | 27,604 | $5.92M | 0.05% | −1,426−4.9% | Reduced |
| Yousif Capital Management, LLC | 27,210 | $5.83M | 0.07% | +2,045+8.1% | Added |
| Credit Agricole S A | 27,185 | $5.83M | 0.02% | −53,709−66.4% | Reduced |
| Guinness Atkinson Asset Management Inc | 27,172 | $5.82M | 2.91% | −3,933−12.6% | Reduced |
| Capital Group Private Client Services, Inc. | 27,057 | $5.80M | 0.10% | −15,926−37.1% | Reduced |
| Mackenzie Financial Corp | 26,876 | $5.76M | 0.01% | −9,049−25.2% | Reduced |
| Concurrent Investment Advisors, LLC | 26,808 | $5.75M | 0.06% | +4,067+17.9% | Added |
| Jefferies Financial Group Inc. | 26,803 | $5.75M | 0.07% | +2,881+12.0% | Added |
| Mendel Money Management | 26,756 | $5.74M | 2.40% | −512−1.9% | Reduced |
| Quadrant Capital Group LLC | 26,675 | $5.72M | 0.17% | +180+0.7% | Added |
| Oregon Public Employees Retirement Fund | 26,389 | $5.66M | 0.07% | +65+0.2% | Added |
| Pathstone Holdings, LLC | 26,318 | $5.64M | 0.02% | +22+0.1% | Added |
| State of Alaska, Department of Revenue | 26,269 | $5.63M | 0.06% | −85−0.3% | Reduced |
| Horizon Investments, LLC | 25,856 | $5.54M | 0.06% | −209−0.8% | Reduced |
| Bogart Wealth, LLC | 25,764 | $5.52M | 0.21% | +267+1.0% | Added |
| Campbell & CO Investment Adviser LLC | 25,618 | $5.49M | 0.31% | +24,500+2,191.4% | Added |
| Macquarie Group Ltd | 25,398 | $5.44M | 0.03% | −9,987−28.2% | Reduced |
| Promethos Capital, LLC | 25,392 | $5.44M | 1.46% | −1,650−6.1% | Reduced |
| Colony Group, LLC | 25,295 | $5.42M | 0.01% | +2,800+12.4% | Added |
| Ethic Inc. | 25,256 | $5.41M | 0.08% | +2,095+9.0% | Added |
| Assetmark, Inc | 24,848 | $5.33M | 0.01% | +1,680+7.3% | Added |
| Ayrshire Capital Management LLC | 24,441 | $5.24M | 2.71% | +24,441 | New |
| Atlantic Union Bankshares Corp | 24,406 | $5.23M | 0.10% | −1,132−4.4% | Reduced |
| Elo Mutual Pension Insurance Co | 24,296 | $5.21M | 0.09% | +1,940+8.7% | Added |
| Vinva Investment Management Ltd | 24,969 | $5.20M | 0.06% | −10,087−28.8% | Reduced |
| Empowered Funds, LLC | 24,212 | $5.19M | 0.03% | +24,212 | New |
| Numerai GP LLC | 23,799 | $5.10M | 0.51% | +22,170+1,361.0% | Added |
| Capital Investment Services of America, Inc. | 23,634 | $5.07M | 0.53% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 23,277 | $4.99M | 0.17% | −12,533−35.0% | Reduced |
| M&T Bank Corp | 23,119 | $4.96M | 0.02% | −3,251−12.3% | Reduced |
| Roundview Capital LLC | 22,946 | $4.92M | 0.31% | +486+2.2% | Added |
| Carnegie Capital Asset Management, LLC | 22,929 | $4.92M | 0.10% | −2,437−9.6% | Reduced |
| Allstate Corp | 22,797 | $4.89M | 0.05% | +6,705+41.7% | Added |
| Warren Averett Asset Management, LLC | 22,192 | $4.76M | 0.04% | +487+2.2% | Added |
| Kestra Advisory Services, LLC | 21,370 | $4.58M | 0.02% | +246+1.2% | Added |
| Susquehanna International Group, LLP | 20,890 | $4.48M | 0.01% | −12,651−37.7% | Reduced |
| Fulcrum Asset Management LLP | 21,485 | $4.48M | 0.68% | +782+3.8% | Added |
| Fuller & Thaler Asset Management, Inc. | 20,492 | $4.39M | 0.01% | +62+0.3% | Added |