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 |
|---|---|---|---|---|---|
| Asset Management One Co.,Ltd. | 101,759 | $21.2M | 0.06% | +563+0.6% | Added |
| First Trust Advisors LP | 100,112 | $20.6M | 0.01% | +43,060+75.5% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 97,449 | $20.0M | 0.05% | +3,172+3.4% | Added |
| Gotham Asset Management, LLC | 96,127 | $19.7M | 0.07% | +9,927+11.5% | Added |
| Picton Mahoney Asset Management | 92,730 | $19.0M | 0.21% | +11,200+13.7% | Added |
| Concentric Capital Strategies, LP | 92,281 | $18.9M | 0.98% | +51,781+127.9% | Added |
| State of Tennessee, Treasury Department | 83,961 | $18.8M | 0.06% | +36,699+77.7% | Added |
| Walleye Capital LLC | 89,596 | $18.4M | 0.11% | +89,596 | New |
| Commerce Bank | 89,553 | $18.4M | 0.10% | −681−0.8% | Reduced |
| Mn Services Vermogensbeheer B.V. | 88,503 | $18.2M | 0.11% | +1,203+1.4% | Added |
| Hudson Bay Capital Management LP | 85,361 | $17.5M | 0.10% | +85,361 | New |
| CIBC Asset Management Inc | 84,191 | $17.3M | 0.04% | +22,323+36.1% | Added |
| Nisa Investment Advisors, LLC | 83,431 | $17.1M | 0.06% | +2,961+3.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 82,694 | $17.0M | 0.03% | −18,149−18.0% | Reduced |
| Swedbank AB | 82,444 | $16.9M | 0.02% | +552+0.7% | Added |
| Ieq Capital, LLC | 81,759 | $16.8M | 0.05% | +6,770+9.0% | Added |
| GHP Investment Advisors, Inc. | 81,328 | $16.7M | 0.69% | +1,984+2.5% | Added |
| Credit Agricole S A | 80,894 | $16.6M | 0.05% | +11,894+17.2% | Added |
| KLP Kapitalforvaltning AS | 80,338 | $16.5M | 0.06% | −400−0.5% | Reduced |
| Running Oak Capital LLC | 80,084 | $16.4M | 2.06% | −8,438−9.5% | Reduced |
| State of New Jersey Common Pension Fund D | 79,360 | $16.3M | 0.06% | −1,415−1.8% | Reduced |
| T. Rowe Price Investment Management, Inc. | 77,820 | $16.0M | 0.01% | −6,777−8.0% | Reduced |
| HCR Wealth Advisors | 77,452 | $15.9M | 1.57% | −9,170−10.6% | Reduced |
| Nomura Asset Management Co Ltd | 76,654 | $15.7M | 0.04% | +170+0.2% | Added |
| Mutual of America Capital Management LLC | 76,238 | $15.7M | 0.16% | +8,937+13.3% | Added |
| Congress Asset Management Co | 76,007 | $15.6M | 0.11% | −1,343−1.7% | Reduced |
| DnB Asset Management AS | 75,388 | $15.5M | 0.05% | +2,795+3.9% | Added |
| HRT Financial LP | 75,030 | $15.4M | 0.05% | +44,823+148.4% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 73,248 | $15.0M | 0.07% | −344−0.5% | Reduced |
| Varma Mutual Pension Insurance Co | 70,875 | $14.6M | 0.09% | +10,180+16.8% | Added |
| Novare Capital Management LLC | 70,168 | $14.4M | 1.08% | −499−0.7% | Reduced |
| Verition Fund Management LLC | 69,181 | $14.2M | 0.08% | −51,547−42.7% | Reduced |
| BLI - Banque de Luxembourg Investments | 68,430 | $14.2M | 0.42% | −7,590−10.0% | Reduced |
| Resona Asset Management Co.,Ltd. | 68,760 | $14.2M | 0.07% | −4,168−5.7% | Reduced |
| Meritage Portfolio Management | 66,604 | $13.7M | 0.91% | −1,345−2.0% | Reduced |
| Bank of Nova Scotia | 64,861 | $13.3M | 0.02% | −70,154−52.0% | Reduced |
| EP Wealth Advisors, LLC | 64,826 | $13.3M | 0.07% | +64,826 | New |
| Covea Finance | 64,266 | $13.2M | 0.43% | 00.0% | Unchanged |
| Arizona State Retirement System | 63,372 | $13.0M | 0.07% | −4,970−7.3% | Reduced |
| Kornitzer Capital Management Inc | 63,275 | $13.0M | 0.27% | −12,000−15.9% | Reduced |
| MUFG Securities EMEA plc | 62,437 | $12.8M | 0.15% | +5,016+8.7% | Added |
| CWM, LLC | 61,131 | $12.6M | 0.03% | +4,120+7.2% | Added |
| Czech National Bank | 60,702 | $12.5M | 0.08% | +2,044+3.5% | Added |
| State of Michigan Retirement System | 60,253 | $12.4M | 0.06% | −2,200−3.5% | Reduced |
| Handelsbanken Fonder AB | 60,122 | $12.3M | 0.04% | −738−1.2% | Reduced |
| Tribune Investment Group LP | 60,000 | $12.3M | 7.49% | +60,000 | New |
| JLB & Associates Inc | 59,749 | $12.3M | 1.65% | −1,357−2.2% | Reduced |
| Stifel Financial Corp | 58,964 | $12.1M | 0.01% | +17,132+41.0% | Added |
| Tokio Marine Asset Management Co Ltd | 57,485 | $11.8M | 0.41% | −1,564−2.6% | Reduced |
| MetLife Investment Management | 55,187 | $11.3M | 0.05% | −2,106−3.7% | Reduced |
| Creative Planning | 54,554 | $11.2M | 0.01% | +7,140+15.1% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 53,547 | $11.0M | 0.06% | −1,913−3.4% | Reduced |
| Moneta Group Investment Advisors LLC | 52,755 | $10.8M | 0.08% | +202+0.4% | Added |
| Pinnbrook Capital Management LP | 52,161 | $10.7M | 2.77% | +52,161 | New |
| Cramer Rosenthal McGlynn LLC | 52,123 | $10.7M | 0.69% | −7,543−12.6% | Reduced |
| Raiffeisen Bank International AG | 51,681 | $10.7M | 0.14% | +3,071+6.3% | Added |
| Montag A & Associates Inc | 51,018 | $10.5M | 0.48% | +1,800+3.7% | Added |
| SMA Capital LLC | 51,000 | $10.5M | 5.42% | +51,000 | New |
| Janney Montgomery Scott LLC | 49,508 | $10.2M | 0.02% | −1,181−2.3% | Reduced |
| Payden & Rygel | 49,100 | $10.1M | 0.70% | +49,100 | New |
| Retirement Systems of Alabama | 48,972 | $10.1M | 0.03% | −295−0.6% | Reduced |
| Marsico Capital Management LLC | 48,635 | $9.99M | 0.28% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 48,510 | $9.96M | 0.26% | +46,791+2,722.0% | Added |
| Capital International Inc | 47,899 | $9.83M | 0.08% | 00.0% | Unchanged |
| PensionDanmark Pensionsforsikringsaktieselskab | 47,658 | $9.78M | 0.09% | +47,658 | New |
| Natixis | 46,914 | $9.63M | 0.04% | +5,295+12.7% | Added |
| Waratah Capital Advisors Ltd. | 46,771 | $9.60M | 0.73% | +46,771 | New |
| Cetera Investment Advisers | 45,917 | $9.43M | 0.01% | −1,444−3.0% | Reduced |
| HighTower Advisors, LLC | 45,767 | $9.40M | 0.01% | −8,477−15.6% | Reduced |
| Papp L Roy & Associates | 45,371 | $9.32M | 1.03% | +1,683+3.9% | Added |
| Mirae Asset Global Investments Co., Ltd. | 45,311 | $9.30M | 0.03% | +7,458+19.7% | Added |
| ProShare Advisors LLC | 45,257 | $9.29M | 0.02% | +3,152+7.5% | Added |
| Forsta Ap-Fonden | 45,200 | $9.28M | 0.06% | −1,200−2.6% | Reduced |
| IFM Investors Pty Ltd | 45,151 | $9.27M | 0.08% | +826+1.9% | Added |
| Erste Asset Management GmbH | 44,123 | $9.16M | 0.08% | +29,002+191.8% | Added |
| Boston Trust Walden Corp | 44,410 | $9.12M | 0.07% | −21,710−32.8% | Reduced |
| Carderock Capital Management Inc | 43,789 | $8.99M | 2.18% | −398−0.9% | Reduced |
| Capital Group Private Client Services, Inc. | 42,983 | $8.82M | 0.14% | −3,396−7.3% | Reduced |
| Amalgamated Bank | 42,528 | $8.73M | 0.06% | −2,967−6.5% | Reduced |
| Marks Group Wealth Management, Inc | 41,800 | $8.58M | 0.82% | −5,235−11.1% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 41,642 | $8.55M | 0.07% | +1,969+5.0% | Added |
| B. Metzler seel. Sohn & Co. AG | 41,391 | $8.50M | 0.07% | −4,599−10.0% | Reduced |
| Union Heritage Capital, LLC | 41,332 | $8.49M | 2.87% | 00.0% | Unchanged |
| British Columbia Investment Management Corp | 40,902 | $8.40M | 0.04% | +7,720+23.3% | Added |
| Sawgrass Asset Management LLC | 40,661 | $8.35M | 1.04% | −2,294−5.3% | Reduced |
| Saranac Partners Ltd | 40,183 | $8.27M | 3.24% | +14,447+56.1% | Added |
| Harvey Investment Co LLC | 39,972 | $8.21M | 0.87% | −900−2.2% | Reduced |
| USS Investment Management Ltd | 39,893 | $8.19M | 0.04% | 00.0% | Unchanged |
| Decatur Capital Management, Inc. | 39,429 | $8.10M | 3.29% | +39,429 | New |
| Stephens Inc | 39,095 | $8.03M | 0.10% | +46+0.1% | Added |
| Ilmarinen Mutual Pension Insurance Co | 39,000 | $8.01M | 0.06% | 00.0% | Unchanged |
| Terry L. Blaker | 38,266 | $7.86M | 0.29% | +7,147+23.0% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 38,073 | $7.82M | 0.07% | +4,200+12.4% | Added |
| Xponance, Inc. | 38,000 | $7.80M | 0.06% | +2,447+6.9% | Added |
| Utah Retirement Systems | 37,998 | $7.80M | 0.07% | 00.0% | Unchanged |
| Northstar Asset Management LLC | 37,455 | $7.69M | 1.63% | −65−0.2% | Reduced |
| Ofi Invest Asset Management | 43,087 | $7.53M | 0.11% | +43,087 | New |
| Marietta Investment Partners LLC | 36,530 | $7.50M | 1.49% | +383+1.1% | Added |
| Mackenzie Financial Corp | 35,925 | $7.42M | 0.01% | −172−0.5% | Reduced |
| Railway Pension Investments Ltd | 35,872 | $7.36M | 0.09% | 00.0% | Unchanged |