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, Q2 2025
Institutional positions in Ametek Inc as of Jun 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
- 1,004
- +19 vs. Q1 2025
- Shares held
- 203.5M
- +2.66M (+1.3%) vs. Q1 2025
- Total value
- $36.8B
- +$2.26B (+6.5%) vs. Q1 2025
- New holders
- 98
- 395 more added
- Sold out
- 79
- 361 more reduced
15 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Guinness Asset Management LTD | 261,903 | $47.4M | 0.85% | −5,367−2.0% | Reduced |
| Treasurer of the State of North Carolina | 265,054 | $48.0M | 0.15% | +139,603+111.3% | Added |
| Renaissance Technologies LLC | 274,450 | $49.7M | 0.07% | +243,900+798.4% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 278,424 | $50.4M | 0.09% | +2,458+0.9% | Added |
| Alliancebernstein L.P. | 282,562 | $51.1M | 0.02% | +7,058+2.6% | Added |
| Jennison Associates LLC | 284,873 | $51.6M | 0.03% | −33,912−10.6% | Reduced |
| RMB Capital Management, LLC | 286,522 | $51.8M | 0.98% | +37,918+15.3% | Added |
| KBC Group NV | 289,634 | $52.4M | 0.14% | +9,063+3.2% | Added |
| National Pension Service | 306,312 | $55.4M | 0.05% | +2,640+0.9% | Added |
| Janus Henderson Group PLC | 309,922 | $56.1M | 0.03% | +38,637+14.2% | Added |
| Canada Pension Plan Investment Board | 317,633 | $57.5M | 0.05% | +42,493+15.4% | Added |
| Davis R M Inc | 320,929 | $58.1M | 1.08% | −5,693−1.7% | Reduced |
| Marshall Wace, LLP | 326,081 | $59.0M | 0.07% | +326,081 | New |
| Great West Life Assurance Co | 339,858 | $61.6M | 0.10% | +73,302+27.5% | Added |
| California State Teachers Retirement System | 348,445 | $63.1M | 0.07% | −39,154−10.1% | Reduced |
| Mountain Pacific Investment Advisers Inc | 355,710 | $64.4M | 4.67% | −8,216−2.3% | Reduced |
| Fenimore Asset Management Inc | 362,433 | $65.6M | 1.31% | +85,062+30.7% | Added |
| Raymond James Financial Inc | 364,485 | $66.0M | 0.02% | −4,679−1.3% | Reduced |
| Wells Fargo & Company | 367,011 | $66.4M | 0.01% | −73,448−16.7% | Reduced |
| Schonfeld Strategic Advisors LLC | 373,668 | $67.6M | 0.51% | +324,788+664.5% | Added |
| Two Sigma Advisers, LP | 379,500 | $68.7M | 0.14% | +16,100+4.4% | Added |
| Glenmede Investment Management, LP | 385,005 | $69.7M | 0.35% | +385,005 | New |
| Capital International Investors | 395,032 | $71.4M | 0.01% | −243,656−38.1% | Reduced |
| Westfield Capital Management Co LP | 395,416 | $71.6M | 0.30% | −11,462−2.8% | Reduced |
| Dixon Mitchell Investment Counsel Inc. | 398,586 | $72.1M | 2.80% | +11,292+2.9% | Added |
| M.D. Sass Investors Services, Inc. | 400,881 | $72.5M | 5.84% | +33,887+9.2% | Added |
| Millennium Management LLC | 403,981 | $73.1M | 0.07% | −19,434−4.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 418,294 | $75.7M | 0.19% | +298,511+249.2% | Added |
| Arrowstreet Capital, Limited Partnership | 422,617 | $76.5M | 0.05% | +204,044+93.4% | Added |
| California Public Employees Retirement System | 432,458 | $78.3M | 0.05% | −19,101−4.2% | Reduced |
| Natixis Advisors, L.P. | 433,979 | $78.5M | 0.12% | +66,235+18.0% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 440,405 | $79.7M | 0.06% | +27,602+6.7% | Added |
| Rhumbline Advisers | 461,165 | $83.5M | 0.07% | +3,864+0.8% | Added |
| Royal London Asset Management Ltd | 462,448 | $83.7M | 0.19% | +11,254+2.5% | Added |
| Port Capital LLC | 476,276 | $86.2M | 3.66% | +5,980+1.3% | Added |
| American Century Companies Inc | 479,213 | $86.7M | 0.05% | −579,197−54.7% | Reduced |
| Two Sigma Investments, LP | 508,233 | $92.0M | 0.17% | +174,414+52.2% | Added |
| Manufacturers Life Insurance Company, The | 511,218 | $92.5M | 0.08% | +375,642+277.1% | Added |
| Nuveen, LLC | 518,118 | $93.8M | 0.03% | −28,245−5.2% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 524,946 | $95.0M | 0.06% | +5,149+1.0% | Added |
| Panagora Asset Management Inc | 547,563 | $99.1M | 0.45% | +392,083+252.2% | Added |
| BNP Paribas Arbitrage, SA | 548,845 | $99.3M | 0.08% | −10,937−2.0% | Reduced |
| Ensign Peak Advisors, Inc | 561,222 | $101.6M | 0.17% | −12,407−2.2% | Reduced |
| HM Payson & Co | 564,405 | $102.1M | 1.62% | +27,013+5.0% | Added |
| Harding Loevner LP | 577,923 | $104.6M | 0.70% | +10,527+1.9% | Added |
| D. E. Shaw & Co., Inc. | 579,890 | $104.9M | 0.10% | +345,152+147.0% | Added |
| Bessemer Group Inc | 580,035 | $105.0M | 0.17% | +7,913+1.4% | Added |
| Citadel Advisors LLC | 602,492 | $109.0M | 0.09% | +323,274+115.8% | Added |
| Silvercrest Asset Management Group LLC | 608,103 | $110.0M | 0.74% | −16,193−2.6% | Reduced |
| Jarislowsky, Fraser Ltd | 624,414 | $113.0M | 0.65% | +1,105+0.2% | Added |
| Snyder Capital Management L P | 626,060 | $113.3M | 2.41% | −25,072−3.9% | Reduced |
| Gamco Investors, Inc. Et Al | 635,319 | $115.0M | 1.14% | −2,889−0.5% | Reduced |
| AQR Capital Management LLC | 656,112 | $118.3M | 0.10% | +508,164+343.5% | Added |
| James Hambro & Partners | 663,152 | $120.0M | 4.75% | +17,653+2.7% | Added |
| Barclays PLC | 663,306 | $120.0M | 0.05% | +24,491+3.8% | Added |
| Balyasny Asset Management LLC | 683,155 | $123.6M | 0.28% | −57,319−7.7% | Reduced |
| Blair William & Co | 689,860 | $124.8M | 0.35% | −15,277−2.2% | Reduced |
| HSBC Holdings PLC | 698,047 | $126.2M | 0.08% | +91,234+15.0% | Added |
| Swiss National Bank | 698,425 | $126.4M | 0.08% | +46,000+7.1% | Added |
| Primecap Management Co | 778,754 | $140.9M | 0.11% | +428,624+122.4% | Added |
| Voloridge Investment Management, LLC | 779,097 | $141.0M | 0.52% | −128,121−14.1% | Reduced |
| Maren Capital LLC | 804,473 | $145.6M | 8.77% | +44,098+5.8% | Added |
| Veritas Investment Partners (UK) Ltd. | 808,859 | $146.4M | 2.66% | +24,622+3.1% | Added |
| Neuberger Berman Group LLC | 827,702 | $149.8M | 0.12% | +17,603+2.2% | Added |
| DekaBank Deutsche Girozentrale | 852,057 | $154.1M | 0.27% | −5,786−0.7% | Reduced |
| Wellington Management Group LLP | 896,379 | $162.2M | 0.03% | −28,774−3.1% | Reduced |
| Gabelli Funds LLC | 969,177 | $175.4M | 1.25% | −13,717−1.4% | Reduced |
| Giverny Capital Inc.SuperinvestorGiverny Capital | 996,344 | $180.3M | 6.18% | +18,910+1.9% | Added |
| UBS Group AG | 1,051,234 | $190.2M | 0.04% | −276,619−20.8% | Reduced |
| Champlain Investment Partners, LLC | 1,144,460 | $207.1M | 1.45% | −44,005−3.7% | Reduced |
| Ameriprise Financial Inc | 1,157,445 | $209.5M | 0.05% | −165,422−12.5% | Reduced |
| Qube Research & Technologies Ltd | 1,225,098 | $221.7M | 0.31% | +163,950+15.5% | Added |
| Deutsche Bank AG | 1,280,881 | $231.8M | 0.09% | −66,691−4.9% | Reduced |
| Legal & General Group Plc | 1,357,121 | $245.6M | 0.06% | −34,517−2.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,364,232 | $246.9M | 0.04% | +10,598+0.8% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 1,373,612 | $248.6M | 0.74% | −53,027−3.7% | Reduced |
| Franklin Resources Inc | 1,425,545 | $258.0M | 0.07% | −51,125−3.5% | Reduced |
| Boston Partners | 1,518,547 | $274.8M | 0.31% | −380,109−20.0% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 1,519,870 | $275.0M | 0.66% | −270,001−15.1% | Reduced |
| Amundi | 1,512,966 | $275.3M | 0.10% | +1,099,748+266.1% | Added |
| Bank of America Corp | 1,559,262 | $282.2M | 0.02% | −11,754−0.7% | Reduced |
| Royal Bank of Canada | 1,560,314 | $282.4M | 0.05% | +1,153+0.1% | Added |
| UBS Asset Management Americas Inc | 1,719,711 | $311.2M | 0.06% | +232,670+15.6% | Added |
| Massachusetts Financial Services Co | 1,739,067 | $314.7M | 0.10% | −525,860−23.2% | Reduced |
| Principal Financial Group Inc | 1,948,384 | $352.6M | 0.19% | +123,120+6.7% | Added |
| Lazard Asset Management LLC | 1,950,558 | $353.0M | 0.49% | +287,304+17.3% | Added |
| Dimensional Fund Advisors LP | 2,149,883 | $389.0M | 0.09% | +2,467+0.1% | Added |
| Alecta Pensionsforsakring, Omsesidigt | 2,223,965 | $402.3M | 1.89% | −404,300−15.4% | Reduced |
| Northern Trust Corp | 2,425,727 | $439.0M | 0.06% | −45,748−1.9% | Reduced |
| Capital World Investors | 2,836,256 | $513.2M | 0.07% | −1,167,861−29.2% | Reduced |
| EdgePoint Investment Group Inc. | 2,926,530 | $529.6M | 4.01% | +573,191+24.4% | Added |
| Goldman Sachs Group Inc | 3,182,977 | $576.0M | 0.09% | +1,004,744+46.1% | Added |
| Norges Bank | 3,595,341 | $650.6M | 0.08% | −59,052−1.6% | Reduced |
| Bank of New York Mellon Corp | 3,663,144 | $662.9M | 0.13% | −399,050−9.8% | Reduced |
| Morgan Stanley | 3,765,273 | $681.4M | 0.04% | −104,767−2.7% | Reduced |
| Flossbach Von Storch AG | 3,785,676 | $685.1M | 2.80% | +15,610+0.4% | Added |
| Invesco Ltd. | 4,254,475 | $769.9M | 0.13% | +775,078+22.3% | Added |
| FMR LLC | 4,492,553 | $813.0M | 0.05% | −949,330−17.4% | Reduced |
| JPMorgan Chase & Co | 4,747,921 | $859.2M | 0.06% | −999,447−17.4% | Reduced |
| Geode Capital Management, LLC | 5,794,236 | $1.04B | 0.07% | +104,139+1.8% | Added |