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 2025
Institutional positions in Ametek Inc as of Mar 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
- 1,000
- +24 vs. Q4 2024
- Shares held
- 201.6M
- +2.69M (+1.4%) vs. Q4 2024
- Total value
- $34.7B
- −$1.18B (−3.3%) vs. Q4 2024
- New holders
- 103
- 401 more added
- Sold out
- 79
- 327 more reduced
13 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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 2025
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Janus Henderson Group PLC | 271,285 | $46.2M | 0.03% | +37,226+15.9% | Added |
| Canada Pension Plan Investment Board | 275,140 | $47.4M | 0.05% | +91,699+50.0% | Added |
| Alliancebernstein L.P. | 275,504 | $47.4M | 0.02% | −12,837−4.5% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 275,966 | $47.5M | 0.10% | +1,403+0.5% | Added |
| Fenimore Asset Management Inc | 277,371 | $47.7M | 1.01% | +4,502+1.6% | Added |
| Citadel Advisors LLC | 279,218 | $48.1M | 0.05% | −226,606−44.8% | Reduced |
| Envestnet Asset Management Inc | 279,473 | $48.1M | 0.02% | +6,658+2.4% | Added |
| KBC Group NV | 280,571 | $48.3M | 0.15% | +19,365+7.4% | Added |
| National Pension Service | 303,672 | $52.3M | 0.05% | +30,303+11.1% | Added |
| Assenagon Asset Management S.A. | 313,949 | $54.0M | 0.10% | −227,568−42.0% | Reduced |
| Jennison Associates LLC | 318,785 | $54.9M | 0.04% | −30,667−8.8% | Reduced |
| Davis R M Inc | 326,622 | $56.2M | 1.13% | −2,870−0.9% | Reduced |
| Two Sigma Investments, LP | 333,819 | $57.5M | 0.13% | +132,710+66.0% | Added |
| Capital Group Private Client Services, Inc. | 338,486 | $58.3M | 0.57% | −91,291−21.2% | Reduced |
| Mawer Investment Management Ltd. | 339,434 | $58.4M | 0.28% | −73,868−17.9% | Reduced |
| Primecap Management Co | 350,130 | $60.3M | 0.05% | +230+0.1% | Added |
| Two Sigma Advisers, LP | 363,400 | $62.6M | 0.14% | +49,500+15.8% | Added |
| Mountain Pacific Investment Advisers Inc | 363,926 | $62.6M | 4.66% | −5,596−1.5% | Reduced |
| M.D. Sass Investors Services, Inc. | 366,994 | $63.2M | 5.56% | +7,666+2.1% | Added |
| Natixis Advisors, L.P. | 367,744 | $63.3M | 0.12% | +125,451+51.8% | Added |
| Raymond James Financial Inc | 369,164 | $63.5M | 0.02% | +11,001+3.1% | Added |
| Dixon Mitchell Investment Counsel Inc. | 387,294 | $66.7M | 3.01% | +3,687+1.0% | Added |
| California State Teachers Retirement System | 387,599 | $66.7M | 0.08% | −4,103−1.0% | Reduced |
| Amundi | 413,218 | $66.7M | 0.02% | −444,808−51.8% | Reduced |
| Glenmede Trust Co NA | 389,178 | $67.0M | 0.36% | −1,187−0.3% | Reduced |
| Westfield Capital Management Co LP | 406,878 | $70.0M | 0.34% | −4,481−1.1% | Reduced |
| Caisse de Depot Et Placement du Quebec | 408,608 | $70.3M | 0.15% | +250,423+158.3% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 412,803 | $71.1M | 0.07% | +51,746+14.3% | Added |
| Jacobs Levy Equity Management, Inc | 423,331 | $72.9M | 0.29% | +423,331 | New |
| Millennium Management LLC | 423,415 | $72.9M | 0.07% | −62,176−12.8% | Reduced |
| Wells Fargo & Company | 440,459 | $75.8M | 0.02% | +53,279+13.8% | Added |
| Royal London Asset Management Ltd | 451,194 | $77.7M | 0.18% | +18,404+4.3% | Added |
| California Public Employees Retirement System | 451,559 | $77.7M | 0.05% | −7,154−1.6% | Reduced |
| Rhumbline Advisers | 457,301 | $78.7M | 0.07% | +13,213+3.0% | Added |
| Port Capital LLC | 470,296 | $81.0M | 3.67% | −3,679−0.8% | Reduced |
| Weiss Asset Management LP | 507,068 | $87.3M | 2.33% | +368,787+266.7% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 519,797 | $89.5M | 0.06% | +6,753+1.3% | Added |
| HM Payson & Co | 537,392 | $92.5M | 1.62% | +7,032+1.3% | Added |
| Nuveen, LLC | 546,363 | $94.1M | 0.03% | +546,363 | New |
| AustralianSuper Pty Ltd | 558,386 | $96.1M | 0.54% | −404,248−42.0% | Reduced |
| BNP Paribas Arbitrage, SA | 559,782 | $96.4M | 0.07% | +30,717+5.8% | Added |
| Harding Loevner LP | 567,396 | $97.7M | 0.75% | +567,396 | New |
| Bessemer Group Inc | 572,122 | $98.5M | 0.18% | −28,889−4.8% | Reduced |
| Ensign Peak Advisors, Inc | 573,629 | $98.7M | 0.19% | −20,483−3.4% | Reduced |
| HSBC Holdings PLC | 606,813 | $104.0M | 0.07% | +79,931+15.2% | Added |
| Jarislowsky, Fraser Ltd | 623,309 | $107.3M | 0.67% | −6,457−1.0% | Reduced |
| Silvercrest Asset Management Group LLC | 624,296 | $107.5M | 0.77% | −21,886−3.4% | Reduced |
| Capital International Investors | 638,688 | $109.6M | 0.02% | −321,333−33.5% | Reduced |
| Gamco Investors, Inc. Et Al | 638,208 | $109.9M | 1.21% | −14,940−2.3% | Reduced |
| Barclays PLC | 638,815 | $110.0M | 0.05% | +196,572+44.4% | Added |
| James Hambro & Partners | 645,499 | $111.1M | 4.63% | +24,144+3.9% | Added |
| Snyder Capital Management L P | 651,132 | $112.1M | 2.45% | −6,774−1.0% | Reduced |
| Swiss National Bank | 652,425 | $112.3M | 0.08% | −1,700−0.3% | Reduced |
| Compagnie Lombard Odier SCmA | 658,284 | $113.3M | 1.39% | +658,284 | New |
| Blair William & Co | 705,137 | $121.4M | 0.37% | −1,265−0.2% | Reduced |
| Balyasny Asset Management LLC | 740,474 | $127.5M | 0.32% | +242,237+48.6% | Added |
| Maren Capital LLC | 760,375 | $130.9M | 8.93% | +73,743+10.7% | Added |
| Veritas Investment Partners (UK) Ltd. | 784,237 | $135.0M | 2.47% | +24,450+3.2% | Added |
| Neuberger Berman Group LLC | 810,099 | $139.5M | 0.12% | −24,324−2.9% | Reduced |
| DekaBank Deutsche Girozentrale | 857,843 | $143.5M | 0.28% | +5,786+0.7% | Added |
| Voloridge Investment Management, LLC | 907,218 | $156.2M | 0.58% | −16,975−1.8% | Reduced |
| Wellington Management Group LLP | 925,153 | $159.3M | 0.03% | −14,768−1.6% | Reduced |
| Giverny Capital Inc.SuperinvestorGiverny Capital | 977,434 | $168.3M | 6.20% | +2,975+0.3% | Added |
| Gabelli Funds LLC | 982,894 | $169.2M | 1.29% | −11,450−1.2% | Reduced |
| American Century Companies Inc | 1,058,410 | $182.2M | 0.11% | −66,658−5.9% | Reduced |
| Qube Research & Technologies Ltd | 1,061,148 | $182.7M | 0.28% | +198,264+23.0% | Added |
| Champlain Investment Partners, LLC | 1,188,465 | $204.6M | 1.48% | −236,860−16.6% | Reduced |
| Ameriprise Financial Inc | 1,322,867 | $227.7M | 0.06% | −68,513−4.9% | Reduced |
| UBS Group AG | 1,327,853 | $228.6M | 0.05% | +680,605+105.2% | Added |
| Deutsche Bank AG | 1,347,572 | $232.0M | 0.09% | −17,593−1.3% | Reduced |
| Charles Schwab Investment Management Inc | 1,353,634 | $233.0M | 0.04% | +22,067+1.7% | Added |
| Legal & General Group Plc | 1,391,638 | $239.6M | 0.07% | +37,845+2.8% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 1,426,639 | $245.0M | 0.80% | +402,915+39.4% | Added |
| Franklin Resources Inc | 1,476,670 | $254.2M | 0.07% | +107,926+7.9% | Added |
| UBS Asset Management Americas Inc | 1,487,041 | $256.0M | 0.07% | −25,396−1.7% | Reduced |
| Royal Bank of Canada | 1,559,161 | $268.4M | 0.06% | +171,491+12.4% | Added |
| Bank of America Corp | 1,571,016 | $270.4M | 0.02% | +58,935+3.9% | Added |
| Lazard Asset Management LLC | 1,663,254 | $286.3M | 0.44% | +448,167+36.9% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 1,789,871 | $308.1M | 0.75% | +28,559+1.6% | Added |
| Principal Financial Group Inc | 1,825,264 | $314.2M | 0.18% | +75,818+4.3% | Added |
| Boston Partners | 1,898,656 | $326.8M | 0.40% | −214,502−10.2% | Reduced |
| Dimensional Fund Advisors LP | 2,147,416 | $369.6M | 0.09% | +13,464+0.6% | Added |
| Goldman Sachs Group Inc | 2,178,233 | $375.0M | 0.07% | +484,803+28.6% | Added |
| Massachusetts Financial Services Co | 2,264,927 | $389.9M | 0.13% | −716,849−24.0% | Reduced |
| EdgePoint Investment Group Inc. | 2,353,339 | $405.1M | 3.28% | +102,542+4.6% | Added |
| Northern Trust Corp | 2,471,475 | $425.4M | 0.06% | +95,503+4.0% | Added |
| Alecta Pensionsforsakring, Omsesidigt | 2,628,265 | $452.2M | 2.53% | −50,200−1.9% | Reduced |
| Invesco Ltd. | 3,479,397 | $598.9M | 0.11% | +1,947,831+127.2% | Added |
| Norges Bank | 3,654,393 | $629.1M | 0.09% | −212,688−5.5% | Reduced |
| Flossbach Von Storch AG | 3,770,066 | $649.0M | 2.81% | +45,714+1.2% | Added |
| Morgan Stanley | 3,870,040 | $666.2M | 0.05% | −166,974−4.1% | Reduced |
| Capital World Investors | 4,004,117 | $689.3M | 0.11% | −1,755,900−30.5% | Reduced |
| Bank of New York Mellon Corp | 4,062,194 | $699.3M | 0.14% | −353,314−8.0% | Reduced |
| FMR LLC | 5,441,883 | $936.8M | 0.06% | −3,514,446−39.2% | Reduced |
| Geode Capital Management, LLC | 5,690,097 | $976.3M | 0.08% | +163,728+3.0% | Added |
| JPMorgan Chase & Co | 5,747,368 | $989.4M | 0.08% | +154,682+2.8% | Added |
| State Street Corp | 9,511,198 | $1.64B | 0.07% | +57,238+0.6% | Added |
| Price T Rowe Associates Inc | 10,970,047 | $1.89B | 0.23% | +1,908,742+21.1% | Added |
| BlackRock, Inc. | 18,576,773 | $3.20B | 0.07% | +1,020,994+5.8% | Added |
| Vanguard Group Inc | 26,484,263 | $4.56B | 0.08% | +336,491+1.3% | Added |