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 |
|---|---|---|---|---|---|
| Advisor Group Holdings, Inc. | 28,386 | $6.09M | 0.01% | −2,950−9.4% | Reduced |
| Aviso Financial Inc. | 29,137 | $6.25M | 0.22% | +85+0.3% | Added |
| JustInvest LLC | 29,216 | $6.26M | 0.06% | +561+2.0% | Added |
| ING Groep NV | 29,690 | $6.36M | 0.04% | −61−0.2% | Reduced |
| CCM Investment Advisers LLC | 29,710 | $6.37M | 0.61% | +29,710 | New |
| Brown Advisory Inc | 29,932 | $6.42M | 0.01% | −2,293−7.1% | Reduced |
| Capital International Inc | 30,049 | $6.44M | 0.05% | −17,850−37.3% | Reduced |
| UniSuper Management Pty Ltd | 30,275 | $6.49M | 0.04% | +8,322+37.9% | Added |
| Lighthouse Investment Partners, LLC | 30,276 | $6.49M | 0.24% | +6,859+29.3% | Added |
| US Bancorp | 30,334 | $6.50M | 0.01% | −1,169−3.7% | Reduced |
| Hikari Tsushin, Inc. | 30,529 | $6.54M | 0.45% | 00.0% | Unchanged |
| Grimes & Company, Inc. | 30,679 | $6.58M | 0.18% | −219−0.7% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 30,710 | $6.58M | 0.33% | −676−2.2% | Reduced |
| Clear Harbor Asset Management, LLC | 30,822 | $6.61M | 0.46% | +275+0.9% | Added |
| Petredis Investment Advisors LLC | 30,974 | $6.64M | 0.54% | −299−1.0% | Reduced |
| Saranac Partners Ltd | 30,929 | $6.64M | 2.88% | −9,254−23.0% | Reduced |
| Truist Financial Corp | 31,006 | $6.65M | 0.01% | −1,601−4.9% | Reduced |
| Erste Asset Management GmbH | 32,038 | $6.73M | 0.06% | −12,085−27.4% | Reduced |
| British Columbia Investment Management Corp | 31,731 | $6.80M | 0.04% | −9,171−22.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 31,833 | $6.82M | 0.02% | +31,833 | New |
| New York Life Investment Management LLC | 32,161 | $6.89M | 0.06% | +429+1.4% | Added |
| Oddo BHF Asset Management SAS | 32,237 | $6.91M | 0.27% | +3,917+13.8% | Added |
| StoneX Group Inc. | 32,651 | $7.00M | 0.38% | +63+0.2% | Added |
| Palmer Knight Co | 32,814 | $7.03M | 3.43% | +32,814 | New |
| Schroder Investment Management Group | 32,826 | $7.04M | 0.01% | −1,158−3.4% | Reduced |
| NEOS Investment Management LLC | 33,027 | $7.08M | 0.04% | +2,490+8.2% | Added |
| Argent Capital Management LLC | 33,528 | $7.19M | 0.23% | +10,928+48.4% | Added |
| Y-Intercept (Hong Kong) Ltd | 33,744 | $7.23M | 0.14% | +33,744 | New |
| Signature Wealth Management Partners, LLC | 33,950 | $7.28M | 3.65% | 00.0% | Unchanged |
| Marks Group Wealth Management, Inc | 34,086 | $7.31M | 0.70% | −7,714−18.5% | Reduced |
| SummitTX Capital, L.P. | 34,106 | $7.31M | 0.23% | +13,877+68.6% | Added |
| Martin Investment Management, LLC | 34,327 | $7.36M | 2.20% | +491+1.5% | Added |
| B. Metzler seel. Sohn & Co. AG | 34,388 | $7.37M | 0.07% | −7,003−16.9% | Reduced |
| Regency Capital Management Inc. | 34,392 | $7.37M | 3.30% | −348−1.0% | Reduced |
| Johnson Investment Counsel Inc | 34,716 | $7.44M | 0.06% | −70−0.2% | Reduced |
| Peapack Gladstone Financial Corp | 35,187 | $7.54M | 0.10% | −245−0.7% | Reduced |
| Mercer Global Advisors Inc | 35,372 | $7.58M | 0.01% | +10,081+39.9% | Added |
| Marietta Investment Partners LLC | 35,500 | $7.61M | 1.52% | −1,030−2.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 35,547 | $7.62M | 0.07% | +96+0.3% | Added |
| Railway Pension Investments Ltd | 35,872 | $7.69M | 0.11% | 00.0% | Unchanged |
| AIA Group Ltd | 35,962 | $7.71M | 0.11% | +6,176+20.7% | Added |
| Wealthfront Advisers LLC | 36,632 | $7.85M | 0.02% | +4,326+13.4% | Added |
| Osmosis Investment Management UK Ltd | 36,705 | $7.87M | 0.21% | +34,426+1,510.6% | Added |
| Toroso Investments, LLC | 36,759 | $7.88M | 0.02% | +25,566+228.4% | Added |
| Northstar Asset Management LLC | 36,768 | $7.88M | 1.77% | −687−1.8% | Reduced |
| ProShare Advisors LLC | 36,790 | $7.89M | 0.01% | −8,467−18.7% | Reduced |
| Public Sector Pension Investment Board | 37,125 | $7.96M | 0.02% | +7,297+24.5% | Added |
| Utah Retirement Systems | 37,455 | $8.03M | 0.08% | −543−1.4% | Reduced |
| Stephens Inc | 38,619 | $8.28M | 0.10% | −476−1.2% | Reduced |
| O'Shaughnessy Asset Management, LLC | 38,701 | $8.30M | 0.04% | +9,331+31.8% | Added |
| Decatur Capital Management, Inc. | 38,803 | $8.32M | 3.81% | −626−1.6% | Reduced |
| Ilmarinen Mutual Pension Insurance Co | 39,000 | $8.36M | 0.07% | 00.0% | Unchanged |
| Sawgrass Asset Management LLC | 39,409 | $8.45M | 1.27% | −1,252−3.1% | Reduced |
| USS Investment Management Ltd | 39,893 | $8.55M | 0.04% | 00.0% | Unchanged |
| Harvey Investment Co LLC | 39,972 | $8.57M | 0.94% | 00.0% | Unchanged |
| LGT Fund Management Co Ltd. | 40,355 | $8.65M | 0.38% | +19,191+90.7% | Added |
| Union Heritage Capital, LLC | 41,332 | $8.86M | 3.29% | 00.0% | Unchanged |
| Boston Trust Walden Corp | 42,000 | $9.00M | 0.07% | −2,410−5.4% | Reduced |
| Amalgamated Bank | 42,041 | $9.01M | 0.07% | −487−1.1% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 42,345 | $9.08M | 0.07% | +703+1.7% | Added |
| Terry L. Blaker | 42,398 | $9.09M | 0.35% | +4,132+10.8% | Added |
| DuPont Capital Management Corp | 43,771 | $9.38M | 1.07% | +43,771 | New |
| Swiss Life Asset Management Ltd | 55,916 | $9.41M | 0.05% | +35,061+168.1% | Added |
| Wealth Enhancement Advisory Services, LLC | 48,273 | $9.43M | 0.02% | −87,776−64.5% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 44,176 | $9.47M | 0.10% | +25,362+134.8% | Added |
| MUFG Securities EMEA plc | 45,437 | $9.74M | 0.15% | −17,000−27.2% | Reduced |
| Xponance, Inc. | 45,463 | $9.75M | 0.07% | +7,463+19.6% | Added |
| Carderock Capital Management Inc | 45,496 | $9.75M | 2.41% | +1,707+3.9% | Added |
| Verition Fund Management LLC | 45,797 | $9.82M | 0.10% | −23,384−33.8% | Reduced |
| IFM Investors Pty Ltd | 46,691 | $10.0M | 0.08% | +1,540+3.4% | Added |
| Papp L Roy & Associates | 46,717 | $10.0M | 1.15% | +1,346+3.0% | Added |
| Raiffeisen Bank International AG | 48,018 | $10.1M | 0.15% | −3,663−7.1% | Reduced |
| Cornerstone Advisors, LLC | 47,116 | $10.1M | 0.37% | +47,116 | New |
| Twinbeech Capital LP | 47,121 | $10.1M | 1.05% | +47,121 | New |
| Kornitzer Capital Management Inc | 47,575 | $10.2M | 0.22% | −15,700−24.8% | Reduced |
| Longaeva Partners L.P. | 47,729 | $10.2M | 0.49% | +47,729 | New |
| Retirement Systems of Alabama | 48,886 | $10.5M | 0.03% | −86−0.2% | Reduced |
| OP Asset Management Ltd | 49,857 | $10.7M | 0.11% | +25,360+103.5% | Added |
| SMA Capital LLC | 49,894 | $10.7M | 4.62% | −1,106−2.2% | Reduced |
| Cetera Investment Advisers | 50,157 | $10.8M | 0.01% | +4,240+9.2% | Added |
| PensionDanmark Pensionsforsikringsaktieselskab | 50,267 | $10.8M | 0.10% | +2,609+5.5% | Added |
| Montag A & Associates Inc | 51,361 | $11.0M | 0.51% | +343+0.7% | Added |
| Sienna Gestion | 53,078 | $11.1M | 0.73% | +43,078+430.8% | Added |
| HighTower Advisors, LLC | 52,507 | $11.3M | 0.01% | +6,740+14.7% | Added |
| Moneta Group Investment Advisors LLC | 52,542 | $11.3M | 0.08% | −213−0.4% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 52,773 | $11.3M | 0.06% | +14,700+38.6% | Added |
| Cramer Rosenthal McGlynn LLC | 53,493 | $11.5M | 0.84% | +1,370+2.6% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 53,624 | $11.5M | 0.06% | +77+0.1% | Added |
| MetLife Investment Management | 53,792 | $11.5M | 0.06% | −1,395−2.5% | Reduced |
| JLB & Associates Inc | 56,980 | $12.2M | 1.75% | −2,769−4.6% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 57,033 | $12.2M | 0.04% | +11,722+25.9% | Added |
| Banco Santander, S.A. | 57,036 | $12.2M | 0.10% | −56,755−49.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 57,290 | $12.3M | 0.10% | −116,248−67.0% | Reduced |
| Handelsbanken Fonder AB | 57,707 | $12.4M | 0.04% | −2,415−4.0% | Reduced |
| Stifel Financial Corp | 58,153 | $12.5M | 0.01% | −811−1.4% | Reduced |
| State of Michigan Retirement System | 60,153 | $12.9M | 0.07% | −100−0.2% | Reduced |
| Raub Brock Capital Management LP | 61,250 | $13.1M | 3.32% | +61,250 | New |
| EP Wealth Advisors, LLC | 61,290 | $13.1M | 0.06% | −3,536−5.5% | Reduced |
| Quantbot Technologies LP | 61,385 | $13.2M | 0.54% | +53,141+644.6% | Added |
| Investment Management Corp of Ontario | 61,502 | $13.2M | 0.17% | +42,550+224.5% | Added |