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, Q4 2025
Institutional positions in Ametek Inc as of Dec 31, 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
- 1,128
- +115 vs. Q3 2025
- Shares held
- 205.3M
- +7.26M (+3.7%) vs. Q3 2025
- Total value
- $42.1B
- +$4.98B (+13.4%) vs. Q3 2025
- New holders
- 185
- 400 more added
- Sold out
- 70
- 372 more reduced
21 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Grimes & Company, Inc. | 30,898 | $6.34M | 0.15% | +30,898 | New |
| Petredis Investment Advisors LLC | 31,273 | $6.42M | 0.50% | −403−1.3% | Reduced |
| Advisor Group Holdings, Inc. | 31,336 | $6.44M | 0.01% | −2,140−6.4% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 31,386 | $6.44M | 0.31% | −3,558−10.2% | Reduced |
| US Bancorp | 31,503 | $6.47M | 0.01% | −414−1.3% | Reduced |
| Guinness Atkinson Asset Management Inc | 31,105 | $6.49M | 3.06% | −1,800−5.5% | Reduced |
| New York Life Investment Management LLC | 31,732 | $6.51M | 0.06% | +103+0.3% | Added |
| CIBC World Markets Corp | 32,050 | $6.58M | 0.03% | +32,050 | New |
| Brown Advisory Inc | 32,225 | $6.62M | 0.01% | −104−0.3% | Reduced |
| Wealthfront Advisers LLC | 32,306 | $6.63M | 0.01% | +3,321+11.5% | Added |
| StoneX Group Inc. | 32,588 | $6.69M | 0.29% | −171−0.5% | Reduced |
| Truist Financial Corp | 32,607 | $6.69M | 0.01% | −856−2.6% | Reduced |
| Tredje AP-fonden | 32,716 | $6.72M | 0.05% | +16,440+101.0% | Added |
| Ascent Group, LLC | 33,418 | $6.86M | 0.23% | −4,821−12.6% | Reduced |
| Susquehanna International Group, LLP | 33,541 | $6.89M | 0.01% | +300+0.9% | Added |
| Martin Investment Management, LLC | 33,836 | $6.95M | 1.94% | −2,421−6.7% | Reduced |
| Signature Wealth Management Partners, LLC | 33,950 | $6.97M | 3.45% | −105−0.3% | Reduced |
| Schroder Investment Management Group | 33,984 | $6.98M | 0.01% | −3,034−8.2% | Reduced |
| Regency Capital Management Inc. | 34,740 | $7.13M | 2.97% | +390+1.1% | Added |
| Johnson Investment Counsel Inc | 34,786 | $7.14M | 0.06% | −1,154−3.2% | Reduced |
| Vinva Investment Management Ltd | 35,056 | $7.26M | 0.09% | +16,475+88.7% | Added |
| Macquarie Group Ltd | 35,385 | $7.26M | 0.03% | −115,171−76.5% | Reduced |
| Peapack Gladstone Financial Corp | 35,432 | $7.28M | 0.09% | −1,562−4.2% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 35,451 | $7.28M | 0.06% | −1,614−4.4% | Reduced |
| Comerica Bank | 35,607 | $7.31M | 0.03% | −30,895−46.5% | Reduced |
| Graham Capital Management, L.P. | 35,810 | $7.35M | 0.25% | −6,281−14.9% | Reduced |
| Night Squared LP | 35,858 | $7.36M | 2.07% | +35,858 | New |
| Railway Pension Investments Ltd | 35,872 | $7.36M | 0.09% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 35,925 | $7.42M | 0.01% | −172−0.5% | Reduced |
| Marietta Investment Partners LLC | 36,530 | $7.50M | 1.49% | +383+1.1% | Added |
| Ofi Invest Asset Management | 43,087 | $7.53M | 0.11% | +43,087 | New |
| Northstar Asset Management LLC | 37,455 | $7.69M | 1.63% | −65−0.2% | Reduced |
| Utah Retirement Systems | 37,998 | $7.80M | 0.07% | 00.0% | Unchanged |
| Xponance, Inc. | 38,000 | $7.80M | 0.06% | +2,447+6.9% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 38,073 | $7.82M | 0.07% | +4,200+12.4% | Added |
| Terry L. Blaker | 38,266 | $7.86M | 0.29% | +7,147+23.0% | Added |
| Ilmarinen Mutual Pension Insurance Co | 39,000 | $8.01M | 0.06% | 00.0% | Unchanged |
| Stephens Inc | 39,095 | $8.03M | 0.10% | +46+0.1% | Added |
| Decatur Capital Management, Inc. | 39,429 | $8.10M | 3.29% | +39,429 | New |
| USS Investment Management Ltd | 39,893 | $8.19M | 0.04% | 00.0% | Unchanged |
| Harvey Investment Co LLC | 39,972 | $8.21M | 0.87% | −900−2.2% | Reduced |
| Saranac Partners Ltd | 40,183 | $8.27M | 3.24% | +14,447+56.1% | Added |
| Sawgrass Asset Management LLC | 40,661 | $8.35M | 1.04% | −2,294−5.3% | Reduced |
| British Columbia Investment Management Corp | 40,902 | $8.40M | 0.04% | +7,720+23.3% | Added |
| Union Heritage Capital, LLC | 41,332 | $8.49M | 2.87% | 00.0% | Unchanged |
| B. Metzler seel. Sohn & Co. AG | 41,391 | $8.50M | 0.07% | −4,599−10.0% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 41,642 | $8.55M | 0.07% | +1,969+5.0% | Added |
| Marks Group Wealth Management, Inc | 41,800 | $8.58M | 0.82% | −5,235−11.1% | Reduced |
| Amalgamated Bank | 42,528 | $8.73M | 0.06% | −2,967−6.5% | Reduced |
| Capital Group Private Client Services, Inc. | 42,983 | $8.82M | 0.14% | −3,396−7.3% | Reduced |
| Carderock Capital Management Inc | 43,789 | $8.99M | 2.18% | −398−0.9% | Reduced |
| Boston Trust Walden Corp | 44,410 | $9.12M | 0.07% | −21,710−32.8% | Reduced |
| Erste Asset Management GmbH | 44,123 | $9.16M | 0.08% | +29,002+191.8% | Added |
| IFM Investors Pty Ltd | 45,151 | $9.27M | 0.08% | +826+1.9% | Added |
| Forsta Ap-Fonden | 45,200 | $9.28M | 0.06% | −1,200−2.6% | Reduced |
| ProShare Advisors LLC | 45,257 | $9.29M | 0.02% | +3,152+7.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 45,311 | $9.30M | 0.03% | +7,458+19.7% | Added |
| Papp L Roy & Associates | 45,371 | $9.32M | 1.03% | +1,683+3.9% | Added |
| HighTower Advisors, LLC | 45,767 | $9.40M | 0.01% | −8,477−15.6% | Reduced |
| Cetera Investment Advisers | 45,917 | $9.43M | 0.01% | −1,444−3.0% | Reduced |
| Waratah Capital Advisors Ltd. | 46,771 | $9.60M | 0.73% | +46,771 | New |
| Natixis | 46,914 | $9.63M | 0.04% | +5,295+12.7% | Added |
| PensionDanmark Pensionsforsikringsaktieselskab | 47,658 | $9.78M | 0.09% | +47,658 | New |
| Capital International Inc | 47,899 | $9.83M | 0.08% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 48,510 | $9.96M | 0.26% | +46,791+2,722.0% | Added |
| Marsico Capital Management LLC | 48,635 | $9.99M | 0.28% | 00.0% | Unchanged |
| Retirement Systems of Alabama | 48,972 | $10.1M | 0.03% | −295−0.6% | Reduced |
| Payden & Rygel | 49,100 | $10.1M | 0.70% | +49,100 | New |
| Janney Montgomery Scott LLC | 49,508 | $10.2M | 0.02% | −1,181−2.3% | Reduced |
| SMA Capital LLC | 51,000 | $10.5M | 5.42% | +51,000 | New |
| Montag A & Associates Inc | 51,018 | $10.5M | 0.48% | +1,800+3.7% | Added |
| Raiffeisen Bank International AG | 51,681 | $10.7M | 0.14% | +3,071+6.3% | Added |
| Cramer Rosenthal McGlynn LLC | 52,123 | $10.7M | 0.69% | −7,543−12.6% | Reduced |
| Pinnbrook Capital Management LP | 52,161 | $10.7M | 2.77% | +52,161 | New |
| Moneta Group Investment Advisors LLC | 52,755 | $10.8M | 0.08% | +202+0.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 53,547 | $11.0M | 0.06% | −1,913−3.4% | Reduced |
| Creative Planning | 54,554 | $11.2M | 0.01% | +7,140+15.1% | Added |
| MetLife Investment Management | 55,187 | $11.3M | 0.05% | −2,106−3.7% | Reduced |
| Tokio Marine Asset Management Co Ltd | 57,485 | $11.8M | 0.41% | −1,564−2.6% | Reduced |
| Stifel Financial Corp | 58,964 | $12.1M | 0.01% | +17,132+41.0% | Added |
| JLB & Associates Inc | 59,749 | $12.3M | 1.65% | −1,357−2.2% | Reduced |
| Tribune Investment Group LP | 60,000 | $12.3M | 7.49% | +60,000 | New |
| Handelsbanken Fonder AB | 60,122 | $12.3M | 0.04% | −738−1.2% | Reduced |
| State of Michigan Retirement System | 60,253 | $12.4M | 0.06% | −2,200−3.5% | Reduced |
| Czech National Bank | 60,702 | $12.5M | 0.08% | +2,044+3.5% | Added |
| CWM, LLC | 61,131 | $12.6M | 0.03% | +4,120+7.2% | Added |
| MUFG Securities EMEA plc | 62,437 | $12.8M | 0.15% | +5,016+8.7% | Added |
| Kornitzer Capital Management Inc | 63,275 | $13.0M | 0.27% | −12,000−15.9% | Reduced |
| Arizona State Retirement System | 63,372 | $13.0M | 0.07% | −4,970−7.3% | Reduced |
| Covea Finance | 64,266 | $13.2M | 0.43% | 00.0% | Unchanged |
| EP Wealth Advisors, LLC | 64,826 | $13.3M | 0.07% | +64,826 | New |
| Bank of Nova Scotia | 64,861 | $13.3M | 0.02% | −70,154−52.0% | Reduced |
| Meritage Portfolio Management | 66,604 | $13.7M | 0.91% | −1,345−2.0% | Reduced |
| Resona Asset Management Co.,Ltd. | 68,760 | $14.2M | 0.07% | −4,168−5.7% | Reduced |
| BLI - Banque de Luxembourg Investments | 68,430 | $14.2M | 0.42% | −7,590−10.0% | Reduced |
| Verition Fund Management LLC | 69,181 | $14.2M | 0.08% | −51,547−42.7% | Reduced |
| Novare Capital Management LLC | 70,168 | $14.4M | 1.08% | −499−0.7% | Reduced |
| Varma Mutual Pension Insurance Co | 70,875 | $14.6M | 0.09% | +10,180+16.8% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 73,248 | $15.0M | 0.07% | −344−0.5% | Reduced |
| HRT Financial LP | 75,030 | $15.4M | 0.05% | +44,823+148.4% | Added |