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, Q3 2025
Institutional positions in Ametek Inc as of Sep 30, 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
- 1,034
- +47 vs. Q2 2025
- Shares held
- 199.4M
- −280.9K (−0.1%) vs. Q2 2025
- Total value
- $37.4B
- +$1.30B (+3.6%) vs. Q2 2025
- New holders
- 120
- 390 more added
- Sold out
- 73
- 341 more reduced
17 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 27,173,705 | $5.11B | 0.08% | +176,040+0.7% | Added |
| BlackRock, Inc. | 19,618,113 | $3.69B | 0.06% | −171,143−0.9% | Reduced |
| Price T Rowe Associates Inc | 9,829,481 | $1.85B | 0.20% | −768,943−7.3% | Reduced |
| State Street Corp | 9,763,684 | $1.84B | 0.06% | +126,381+1.3% | Added |
| Geode Capital Management, LLC | 5,853,585 | $1.10B | 0.07% | +59,349+1.0% | Added |
| Invesco Ltd. | 4,463,518 | $839.1M | 0.13% | +209,043+4.9% | Added |
| JPMorgan Chase & Co | 4,202,542 | $790.1M | 0.05% | −545,379−11.5% | Reduced |
| FMR LLC | 4,081,537 | $767.3M | 0.04% | −411,016−9.1% | Reduced |
| Morgan Stanley | 3,853,025 | $724.4M | 0.04% | +87,752+2.3% | Added |
| Flossbach Von Storch AG | 3,783,841 | $711.4M | 2.80% | −1,8350.0% | Reduced |
| Goldman Sachs Group Inc | 3,061,312 | $575.5M | 0.08% | −121,665−3.8% | Reduced |
| EdgePoint Investment Group Inc. | 2,931,374 | $551.1M | 4.12% | +4,844+0.2% | Added |
| Lazard Asset Management LLC | 2,645,977 | $497.4M | 0.67% | +695,419+35.7% | Added |
| Bank of New York Mellon Corp | 2,463,249 | $463.1M | 0.08% | −1,199,895−32.8% | Reduced |
| Northern Trust Corp | 2,436,237 | $458.0M | 0.06% | +10,510+0.4% | Added |
| Principal Financial Group Inc | 2,043,029 | $384.1M | 0.19% | +94,645+4.9% | Added |
| Dimensional Fund Advisors LP | 2,034,786 | $382.5M | 0.08% | −115,097−5.4% | Reduced |
| Capital World Investors | 1,794,479 | $337.4M | 0.05% | −1,041,777−36.7% | Reduced |
| Alecta Pensionsforsakring, Omsesidigt | 1,721,965 | $323.5M | 1.44% | −502,000−22.6% | Reduced |
| Bank of America Corp | 1,686,536 | $317.1M | 0.02% | +127,274+8.2% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 1,529,768 | $287.6M | 0.70% | +9,898+0.7% | Added |
| UBS Asset Management Americas Inc | 1,506,553 | $283.2M | 0.06% | −213,158−12.4% | Reduced |
| Franklin Resources Inc | 1,769,070 | $282.5M | 0.07% | +343,525+24.1% | Added |
| Amundi | 1,505,220 | $275.4M | 0.09% | −7,746−0.5% | Reduced |
| Royal Bank of Canada | 1,416,755 | $266.4M | 0.05% | −143,559−9.2% | Reduced |
| Legal & General Group Plc | 1,403,746 | $263.9M | 0.06% | +46,625+3.4% | Added |
| Deutsche Bank AG | 1,393,623 | $262.0M | 0.09% | +112,742+8.8% | Added |
| Charles Schwab Investment Management Inc | 1,373,416 | $258.2M | 0.04% | +9,184+0.7% | Added |
| Boston Partners | 1,342,125 | $252.4M | 0.26% | −176,422−11.6% | Reduced |
| HSBC Holdings PLC | 1,315,842 | $247.4M | 0.15% | +617,795+88.5% | Added |
| Citadel Advisors LLC | 1,243,248 | $233.7M | 0.19% | +640,756+106.4% | Added |
| UBS Group AG | 1,228,775 | $231.0M | 0.05% | +177,541+16.9% | Added |
| Qube Research & Technologies Ltd | 1,221,651 | $229.7M | 0.33% | −3,447−0.3% | Reduced |
| Giverny Capital Inc.SuperinvestorGiverny Capital | 996,676 | $187.4M | 6.35% | +3320.0% | Added |
| Gabelli Funds LLC | 953,677 | $179.3M | 1.21% | −15,500−1.6% | Reduced |
| Veritas Investment Partners (UK) Ltd. | 918,684 | $172.7M | 3.31% | +109,825+13.6% | Added |
| AQR Capital Management LLC | 904,034 | $169.6M | 0.11% | +247,922+37.8% | Added |
| Ameriprise Financial Inc | 899,359 | $169.1M | 0.04% | −258,086−22.3% | Reduced |
| BNP Paribas Arbitrage, SA | 887,216 | $166.8M | 0.13% | +338,371+61.7% | Added |
| Champlain Investment Partners, LLC | 882,265 | $165.9M | 1.25% | −262,195−22.9% | Reduced |
| D. E. Shaw & Co., Inc. | 871,870 | $163.9M | 0.13% | +291,980+50.4% | Added |
| Massachusetts Financial Services Co | 865,393 | $162.7M | 0.05% | −873,674−50.2% | Reduced |
| Maren Capital LLC | 863,983 | $162.4M | 9.04% | +59,510+7.4% | Added |
| Millennium Management LLC | 845,346 | $158.9M | 0.13% | +441,365+109.3% | Added |
| DekaBank Deutsche Girozentrale | 852,057 | $158.4M | 0.27% | 00.0% | Unchanged |
| Bank Julius Baer & Co. Ltd, Zurich | 830,952 | $156.2M | 0.44% | −542,660−39.5% | Reduced |
| Neuberger Berman Group LLC | 821,369 | $154.4M | 0.11% | −6,333−0.8% | Reduced |
| Primecap Management Co | 819,154 | $154.0M | 0.12% | +40,400+5.2% | Added |
| Barclays PLC | 807,020 | $151.7M | 0.06% | +143,714+21.7% | Added |
| Snyder Capital Management L P | 787,675 | $148.1M | 2.80% | +161,615+25.8% | Added |
| Man Group plc | 785,020 | $147.6M | 0.29% | +631,649+411.8% | Added |
| Panagora Asset Management Inc | 765,847 | $144.0M | 0.58% | +218,284+39.9% | Added |
| Voloridge Investment Management, LLC | 708,013 | $133.1M | 0.45% | −71,084−9.1% | Reduced |
| Wellington Management Group LLP | 696,846 | $131.0M | 0.02% | −199,533−22.3% | Reduced |
| Two Sigma Investments, LP | 677,756 | $127.4M | 0.20% | +169,523+33.4% | Added |
| Swiss National Bank | 665,525 | $125.1M | 0.07% | −32,900−4.7% | Reduced |
| Compagnie Lombard Odier SCmA | 629,316 | $118.3M | 1.31% | +629,316 | New |
| Gamco Investors, Inc. Et Al | 622,749 | $117.1M | 1.14% | −12,570−2.0% | Reduced |
| Arrowstreet Capital, Limited Partnership | 621,730 | $116.9M | 0.07% | +199,113+47.1% | Added |
| James Hambro & Partners | 619,182 | $116.4M | 4.13% | −43,970−6.6% | Reduced |
| Jarislowsky, Fraser Ltd | 614,702 | $115.6M | 0.64% | −9,712−1.6% | Reduced |
| Bessemer Group Inc | 595,012 | $111.9M | 0.17% | +14,977+2.6% | Added |
| Silvercrest Asset Management Group LLC | 583,242 | $109.6M | 0.73% | −24,861−4.1% | Reduced |
| Natixis Advisors, L.P. | 582,438 | $109.5M | 0.16% | +148,459+34.2% | Added |
| HM Payson & Co | 565,255 | $106.3M | 1.53% | +850+0.2% | Added |
| Acadian Asset Management LLC | 543,094 | $102.1M | 0.18% | +295,950+119.7% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 538,246 | $101.2M | 0.06% | +13,300+2.5% | Added |
| Blair William & Co | 529,273 | $99.5M | 0.26% | −160,587−23.3% | Reduced |
| Thrivent Financial for Lutherans | 525,759 | $98.8M | 0.19% | +350,205+199.5% | Added |
| Royal London Asset Management Ltd | 516,676 | $97.1M | 0.21% | +54,228+11.7% | Added |
| Ensign Peak Advisors, Inc | 512,979 | $96.4M | 0.16% | −48,243−8.6% | Reduced |
| Nuveen, LLC | 487,007 | $91.6M | 0.02% | −31,111−6.0% | Reduced |
| American Century Companies Inc | 476,262 | $89.5M | 0.05% | −2,951−0.6% | Reduced |
| Freestone Grove Partners LP | 476,035 | $89.5M | 0.67% | +255,641+116.0% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 458,617 | $86.2M | 0.06% | +18,212+4.1% | Added |
| Rhumbline Advisers | 452,726 | $85.1M | 0.07% | −8,439−1.8% | Reduced |
| Port Capital LLC | 452,594 | $85.1M | 3.55% | −23,682−5.0% | Reduced |
| Canada Pension Plan Investment Board | 447,401 | $84.1M | 0.06% | +129,768+40.9% | Added |
| California Public Employees Retirement System | 434,762 | $81.7M | 0.05% | +2,304+0.5% | Added |
| Harding Loevner LP | 429,956 | $80.8M | 0.59% | −147,967−25.6% | Reduced |
| Point72 Asset Management, L.P. | 415,141 | $78.0M | 0.17% | +415,141 | New |
| Capital International Investors | 409,855 | $76.9M | 0.01% | +14,823+3.8% | Added |
| Dixon Mitchell Investment Counsel Inc. | 401,474 | $75.5M | 2.69% | +2,888+0.7% | Added |
| California State Teachers Retirement System | 400,291 | $75.3M | 0.08% | +51,846+14.9% | Added |
| Two Sigma Advisers, LP | 390,200 | $73.4M | 0.15% | +10,700+2.8% | Added |
| Janus Henderson Group PLC | 386,702 | $72.7M | 0.03% | +76,780+24.8% | Added |
| Glenmede Investment Management, LP | 378,202 | $71.1M | 0.34% | −6,803−1.8% | Reduced |
| M.D. Sass Investors Services, Inc. | 376,870 | $70.9M | 5.79% | −24,011−6.0% | Reduced |
| Wells Fargo & Company | 374,910 | $70.5M | 0.01% | +7,899+2.2% | Added |
| Schonfeld Strategic Advisors LLC | 368,385 | $69.3M | 0.48% | −5,283−1.4% | Reduced |
| Fenimore Asset Management Inc | 367,497 | $69.1M | 1.39% | +5,064+1.4% | Added |
| Westfield Capital Management Co LP | 358,660 | $67.4M | 0.28% | −36,756−9.3% | Reduced |
| Raymond James Financial Inc | 350,284 | $65.9M | 0.02% | −14,201−3.9% | Reduced |
| Great West Life Assurance Co | 351,093 | $65.6M | 0.09% | +11,235+3.3% | Added |
| Davis R M Inc | 317,777 | $59.7M | 1.04% | −3,152−1.0% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 315,110 | $59.0M | 0.15% | +128,501+68.9% | Added |
| National Pension Service | 312,601 | $58.8M | 0.05% | +6,289+2.1% | Added |
| Danske Bank A/S | 310,329 | $58.3M | 0.15% | +90,326+41.1% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 307,889 | $57.9M | 0.10% | +29,465+10.6% | Added |
| RMB Capital Management, LLC | 294,761 | $55.4M | 1.02% | +8,239+2.9% | Added |