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 2026
Institutional positions in Ametek Inc as of Jun 30, 2026. 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
- 1,201
- +55 vs. Q1 2026
- Shares held
- 205.6M
- +5.18M (+2.6%) vs. Q1 2026
- Total value
- $49.7B
- +$6.77B (+15.8%) vs. Q1 2026
- New holders
- 127
- 489 more added
- Sold out
- 72
- 403 more reduced
13 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Raymond James Financial Inc | 384,744 | $93.1M | 0.03% | −5,477−1.4% | Reduced |
| Employees Retirement System of Texas | 379,304 | $91.8M | 0.73% | +38,916+11.4% | Added |
| Canada Pension Plan Investment Board | 378,476 | $91.6M | 0.05% | +2,172+0.6% | Added |
| Nomura Asset Management International Inc. | 375,940 | $91.0M | 0.14% | +258,739+220.8% | Added |
| Fenimore Asset Management Inc | 365,310 | $88.4M | 1.83% | +6,078+1.7% | Added |
| Glenmede Trust Co NA | 359,695 | $87.0M | 0.38% | −8,809−2.4% | Reduced |
| California State Teachers Retirement System | 357,138 | $86.4M | 0.08% | −30,558−7.9% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 357,032 | $86.4M | 0.09% | −58,335−14.0% | Reduced |
| National Pension Service | 338,990 | $82.0M | 0.05% | +5,382+1.6% | Added |
| Freestone Grove Partners LP | 337,021 | $81.5M | 0.54% | +51,586+18.1% | Added |
| M.D. Sass Investors Services, Inc. | 333,370 | $80.7M | 5.34% | −28,425−7.9% | Reduced |
| Aviva PLC | 319,689 | $77.3M | 0.11% | +129,781+68.3% | Added |
| Treasurer of the State of North Carolina | 317,353 | $76.8M | 0.20% | +44,790+16.4% | Added |
| Captrust Financial Advisors | 316,907 | $76.7M | 0.12% | −7,513−2.3% | Reduced |
| Harding Loevner LP | 308,154 | $74.6M | 0.70% | −70,551−18.6% | Reduced |
| Davis R M Inc | 303,960 | $73.5M | 1.16% | −3,151−1.0% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 296,906 | $71.8M | 0.11% | +9,159+3.2% | Added |
| Artisan Partners Limited Partnership | 293,159 | $70.9M | 0.12% | +19,787+7.2% | Added |
| Danske Bank A/S | 282,679 | $68.4M | 0.14% | −34,223−10.8% | Reduced |
| Factory Mutual Insurance Co | 282,000 | $68.2M | 0.64% | +64,700+29.8% | Added |
| Bank of Montreal | 279,952 | $67.7M | 0.03% | +48,460+20.9% | Added |
| Citigroup Inc | 279,697 | $67.7M | 0.03% | +92,517+49.4% | Added |
| Marshall Wace, LLP | 275,411 | $66.6M | 0.06% | +102,141+58.9% | Added |
| SEI Investments Co | 275,359 | $66.6M | 0.06% | −143,829−34.3% | Reduced |
| Jupiter Topco LLC | 274,295 | $66.3M | 0.03% | +274,295 | New |
| Victory Capital Management Inc | 269,755 | $65.3M | 0.04% | −23,157−7.9% | Reduced |
| MUFG Securities EMEA plc | 268,871 | $65.1M | 0.68% | +223,434+491.7% | Added |
| Jennison Associates LLC | 255,454 | $61.8M | 0.04% | −1,239−0.5% | Reduced |
| CIBC Bancorp USA Inc. | 254,143 | $61.5M | 0.08% | −15,563−5.8% | Reduced |
| Panagora Asset Management Inc | 252,166 | $61.0M | 0.19% | +20,246+8.7% | Added |
| Santori & Peters | 245,097 | $59.3M | 16.72% | −1100.0% | Reduced |
| Aristotle Atlantic Partners, LLC | 241,588 | $58.4M | 2.42% | −2,068−0.8% | Reduced |
| Squarepoint Ops LLC | 240,900 | $58.3M | 0.11% | +232,615+2,807.7% | Added |
| Standard Life Aberdeen plc | 239,941 | $58.1M | 0.08% | +15,985+7.1% | Added |
| Nissay Asset Management Corp | 238,352 | $57.7M | 0.24% | +15,269+6.8% | Added |
| Caisse de Depot Et Placement du Quebec | 238,165 | $57.6M | 0.08% | +2,513+1.1% | Added |
| Mariner, LLC | 236,948 | $57.3M | 0.06% | −21,412−8.3% | Reduced |
| RMB Capital Management, LLC | 230,104 | $55.7M | 0.86% | −68,052−22.8% | Reduced |
| Alliancebernstein L.P. | 259,202 | $55.6M | 0.02% | −1,505−0.6% | Reduced |
| Intermede Investment Partners Ltd | 215,011 | $55.1M | 2.32% | +215,011 | New |
| Schonfeld Strategic Advisors LLC | 226,860 | $54.9M | 0.29% | +169,570+296.0% | Added |
| Scopus Asset Management, L.P. | 221,916 | $53.7M | 1.26% | +91,384+70.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 219,093 | $53.0M | 0.10% | +25,563+13.2% | Added |
| Quantinno Capital Management LP | 217,685 | $52.7M | 0.06% | +57,123+35.6% | Added |
| TimesSquare Capital Management, LLC | 212,095 | $51.3M | 0.75% | +516+0.2% | Added |
| Prudential Financial Inc | 211,038 | $51.1M | 0.06% | −194,716−48.0% | Reduced |
| Mackenzie Financial Corp | 207,937 | $50.3M | 0.05% | +181,061+673.7% | Added |
| National Bank of Canada | 205,598 | $49.7M | 0.04% | +56,757+38.1% | Added |
| Great West Life Assurance Co | 205,391 | $49.6M | 0.08% | −48,172−19.0% | Reduced |
| Adage Capital Partners GP, L.L.C. | 204,241 | $49.4M | 0.07% | −2,000−1.0% | Reduced |
| Daiwa Securities Group Inc. | 204,042 | $49.4M | 0.11% | +49,094+31.7% | Added |
| Davidson Kempner Capital Management LP | 200,000 | $48.4M | 0.78% | +20,000+11.1% | Added |
| The PNC Financial Services Group, Inc. | 197,943 | $47.9M | 0.02% | +4,375+2.3% | Added |
| Jupiter Asset Management Ltd | 200,148 | $47.1M | 0.23% | −8,094−3.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 194,633 | $47.1M | 0.14% | +12,381+6.8% | Added |
| State Board of Administration of Florida Retirement System | 193,286 | $46.8M | 0.08% | −3,796−1.9% | Reduced |
| Gotham Asset Management, LLC | 184,571 | $44.7M | 0.10% | +36,815+24.9% | Added |
| Guinness Asset Management LTD | 184,187 | $44.6M | 0.75% | −20,511−10.0% | Reduced |
| Korea Investment CORP | 182,702 | $44.2M | 0.08% | +35,522+24.1% | Added |
| Renaissance Technologies LLC | 181,950 | $44.0M | 0.06% | −124,200−40.6% | Reduced |
| Walleye Capital LLC | 178,419 | $43.2M | 0.20% | +25,904+17.0% | Added |
| Mountain Pacific Investment Advisers Inc | 172,755 | $41.8M | 6.58% | −7,549−4.2% | Reduced |
| North Star Asset Management Inc | 169,798 | $41.1M | 1.62% | −5,548−3.2% | Reduced |
| Howard Capital Management Group, LLC | 164,880 | $39.9M | 2.44% | −125−0.1% | Reduced |
| Dundas Partners LLP | 163,876 | $39.6M | 2.87% | 00.0% | Unchanged |
| ASR Vermogensbeheer N.V. | 163,429 | $39.5M | 0.41% | +7,148+4.6% | Added |
| Storebrand Asset Management AS | 162,700 | $39.4M | 0.10% | +13,186+8.8% | Added |
| KBC Group NV | 161,693 | $39.1M | 0.08% | −74,449−31.5% | Reduced |
| New York State Teachers Retirement System | 160,786 | $38.9M | 0.07% | +483+0.3% | Added |
| STRS Ohio | 160,069 | $38.7M | 0.15% | +14,759+10.2% | Added |
| APG Asset Management N.V. | 181,753 | $38.5M | 0.09% | +40,306+28.5% | Added |
| Assenagon Asset Management S.A. | 158,621 | $38.4M | 0.05% | +152,930+2,687.2% | Added |
| Groupe la Francaise | 154,326 | $37.4M | 0.46% | +20,780+15.6% | Added |
| Allspring Global Investments Holdings, LLC | 156,260 | $37.1M | 0.06% | +171+0.1% | Added |
| TD Asset Management Inc | 150,605 | $36.4M | 0.03% | −44,715−22.9% | Reduced |
| LPL Financial LLC | 149,732 | $36.2M | 0.01% | +6,122+4.3% | Added |
| Mar Vista Investment Partners LLC | 149,014 | $36.1M | 3.59% | −22,111−12.9% | Reduced |
| Mawer Investment Management Ltd. | 147,117 | $35.6M | 0.24% | −51,790−26.0% | Reduced |
| ZWJ Investment Counsel Inc | 146,318 | $35.4M | 1.14% | +5,696+4.1% | Added |
| Natixis | 144,862 | $35.0M | 0.17% | +82,814+133.5% | Added |
| Cumberland Partners Ltd | 142,839 | $34.6M | 2.24% | −697−0.5% | Reduced |
| KLP Kapitalforvaltning AS | 142,838 | $34.6M | 0.11% | +9,000+6.7% | Added |
| Vaughan Nelson Investment Management, L.P. | 142,001 | $34.4M | 0.30% | +1,455+1.0% | Added |
| Cresset Asset Management, LLC | 140,987 | $34.1M | 0.12% | +9,883+7.5% | Added |
| Dudley & Shanley, Inc. | 139,731 | $33.8M | 5.10% | −150.0% | Reduced |
| Public Employees Retirement Association of Colorado | 139,716 | $33.8M | 0.12% | +13,413+10.6% | Added |
| Roffman Miller Associates Inc | 139,196 | $33.7M | 1.76% | +1,540+1.1% | Added |
| Champlain Investment Partners, LLC | 138,498 | $33.5M | 0.86% | −286,860−67.4% | Reduced |
| Ci Investments Inc. | 136,981 | $33.1M | 0.11% | +152+0.1% | Added |
| King Luther Capital Management Corp | 134,353 | $32.5M | 0.13% | +3,456+2.6% | Added |
| Cornerstone Capital, Inc. | 133,730 | $32.4M | 2.89% | −116−0.1% | Reduced |
| State of Wisconsin Investment Board | 132,183 | $32.0M | 0.06% | +4,367+3.4% | Added |
| Empire Life Investments Inc. | 131,826 | $31.9M | 1.78% | −5,200−3.8% | Reduced |
| First Trust Advisors LP | 131,633 | $31.8M | 0.02% | +10,799+8.9% | Added |
| Longaeva Partners L.P. | 128,842 | $31.2M | 0.90% | +81,113+169.9% | Added |
| Palisade Capital Management LLC | 128,040 | $31.0M | 1.35% | +1,737+1.4% | Added |
| Jefferies Financial Group Inc. | 125,512 | $30.4M | 0.28% | +98,709+368.3% | Added |
| New York State Common Retirement Fund | 123,425 | $29.9M | 0.04% | −1,500−1.2% | Reduced |
| Worldquant Millennium Advisors LLC | 121,213 | $29.3M | 0.10% | +52,825+77.2% | Added |
| LGT Group Foundation | 118,498 | $28.7M | 0.32% | −2,079−1.7% | Reduced |