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 |
|---|---|---|---|---|---|
| DnB Asset Management AS | 75,388 | $15.5M | 0.05% | +2,795+3.9% | Added |
| Congress Asset Management Co | 76,007 | $15.6M | 0.11% | −1,343−1.7% | Reduced |
| Mutual of America Capital Management LLC | 76,238 | $15.7M | 0.16% | +8,937+13.3% | Added |
| Nomura Asset Management Co Ltd | 76,654 | $15.7M | 0.04% | +170+0.2% | Added |
| HCR Wealth Advisors | 77,452 | $15.9M | 1.57% | −9,170−10.6% | Reduced |
| T. Rowe Price Investment Management, Inc. | 77,820 | $16.0M | 0.01% | −6,777−8.0% | Reduced |
| State of New Jersey Common Pension Fund D | 79,360 | $16.3M | 0.06% | −1,415−1.8% | Reduced |
| Running Oak Capital LLC | 80,084 | $16.4M | 2.06% | −8,438−9.5% | Reduced |
| KLP Kapitalforvaltning AS | 80,338 | $16.5M | 0.06% | −400−0.5% | Reduced |
| Credit Agricole S A | 80,894 | $16.6M | 0.05% | +11,894+17.2% | Added |
| GHP Investment Advisors, Inc. | 81,328 | $16.7M | 0.69% | +1,984+2.5% | Added |
| Ieq Capital, LLC | 81,759 | $16.8M | 0.05% | +6,770+9.0% | Added |
| Swedbank AB | 82,444 | $16.9M | 0.02% | +552+0.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 82,694 | $17.0M | 0.03% | −18,149−18.0% | Reduced |
| Nisa Investment Advisors, LLC | 83,431 | $17.1M | 0.06% | +2,961+3.7% | Added |
| CIBC Asset Management Inc | 84,191 | $17.3M | 0.04% | +22,323+36.1% | Added |
| Hudson Bay Capital Management LP | 85,361 | $17.5M | 0.10% | +85,361 | New |
| Mn Services Vermogensbeheer B.V. | 88,503 | $18.2M | 0.11% | +1,203+1.4% | Added |
| Commerce Bank | 89,553 | $18.4M | 0.10% | −681−0.8% | Reduced |
| Walleye Capital LLC | 89,596 | $18.4M | 0.11% | +89,596 | New |
| State of Tennessee, Treasury Department | 83,961 | $18.8M | 0.06% | +36,699+77.7% | Added |
| Concentric Capital Strategies, LP | 92,281 | $18.9M | 0.98% | +51,781+127.9% | Added |
| Picton Mahoney Asset Management | 92,730 | $19.0M | 0.21% | +11,200+13.7% | Added |
| Gotham Asset Management, LLC | 96,127 | $19.7M | 0.07% | +9,927+11.5% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 97,449 | $20.0M | 0.05% | +3,172+3.4% | Added |
| First Trust Advisors LP | 100,112 | $20.6M | 0.01% | +43,060+75.5% | Added |
| Asset Management One Co.,Ltd. | 101,759 | $21.2M | 0.06% | +563+0.6% | Added |
| Public Employees Retirement System of Ohio | 106,259 | $21.8M | 0.07% | +27,443+34.8% | Added |
| FIL Ltd | 106,952 | $22.0M | 0.02% | −610−0.6% | Reduced |
| Smith, Salley & Associates | 107,943 | $22.2M | 1.10% | −23,314−17.8% | Reduced |
| Schaper Benz & Wise Investment Counsel Inc | 107,964 | $22.2M | 1.60% | −852−0.8% | Reduced |
| CI Private Wealth, LLC | 108,574 | $22.3M | 0.03% | −85,294−44.0% | Reduced |
| Nicholas Company, Inc. | 109,288 | $22.4M | 0.39% | −5,100−4.5% | Reduced |
| LPL Financial LLC | 111,456 | $22.9M | 0.01% | +1,271+1.2% | Added |
| Storebrand Asset Management AS | 111,510 | $22.9M | 0.06% | +7,925+7.7% | Added |
| Banco Santander, S.A. | 113,791 | $23.4M | 0.17% | +49,836+77.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 114,167 | $23.4M | 0.05% | −567−0.5% | Reduced |
| Cerity Partners LLC | 116,114 | $23.8M | 0.03% | +6,169+5.6% | Added |
| Scopus Asset Management, L.P. | 116,750 | $24.0M | 0.67% | +46,750+66.8% | Added |
| Voya Investment Management LLC | 116,837 | $24.0M | 0.02% | −9,233−7.3% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 117,719 | $24.2M | 0.10% | −12,004−9.3% | Reduced |
| State of Wisconsin Investment Board | 119,700 | $24.6M | 0.06% | −4,183−3.4% | Reduced |
| ZWJ Investment Counsel Inc | 119,801 | $24.6M | 0.89% | +9,786+8.9% | Added |
| Nomura Asset Management International Inc. | 119,939 | $24.6M | 0.04% | +119,939 | New |
| Pictet Asset Management Holding SA | 120,201 | $24.7M | 0.02% | +8,131+7.3% | Added |
| Chevy Chase Trust Holdings, Inc. | 121,007 | $24.8M | 0.07% | −635−0.5% | Reduced |
| LGT Group Foundation | 122,449 | $25.4M | 0.28% | −2,572−2.1% | Reduced |
| Davidson Kempner Capital Management LP | 125,000 | $25.7M | 0.38% | +125,000 | New |
| Point72 Asset Management, L.P. | 125,032 | $25.7M | 0.04% | −290,109−69.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 125,491 | $25.8M | 0.10% | +7,247+6.1% | Added |
| Jain Global LLC | 126,189 | $25.9M | 0.25% | +35,863+39.7% | Added |
| Quantinno Capital Management LP | 126,413 | $26.0M | 0.05% | +48,122+61.5% | Added |
| Citigroup Inc | 128,919 | $26.5M | 0.02% | −32,031−19.9% | Reduced |
| Palisade Capital Management LLC | 128,940 | $26.5M | 0.78% | −2,413−1.8% | Reduced |
| New York State Common Retirement Fund | 129,125 | $26.5M | 0.04% | +1,000+0.8% | Added |
| APG Asset Management N.V. | 152,022 | $26.6M | 0.08% | −7,821−4.9% | Reduced |
| Cornerstone Capital, Inc. | 129,570 | $26.6M | 2.62% | +6,785+5.5% | Added |
| Cresset Asset Management, LLC | 129,953 | $26.7M | 0.11% | +25,603+24.5% | Added |
| King Luther Capital Management Corp | 131,358 | $27.0M | 0.11% | +12,124+10.2% | Added |
| Mediolanum International Funds Ltd | 131,716 | $27.3M | 0.27% | +38,197+40.8% | Added |
| Jennison Associates LLC | 132,974 | $27.3M | 0.02% | −127,662−49.0% | Reduced |
| Prudential Financial Inc | 133,502 | $27.4M | 0.03% | −11,539−8.0% | Reduced |
| Vaughan Nelson Investment Management, L.P. | 137,161 | $28.2M | 0.28% | −2,840−2.0% | Reduced |
| Dudley & Shanley, Inc. | 139,796 | $28.7M | 4.61% | +100.0% | Added |
| Roffman Miller Associates Inc | 140,946 | $28.9M | 1.58% | −2,939−2.0% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 136,049 | $29.2M | 0.04% | +1,686+1.3% | Added |
| Osterweis Capital Management Inc | 143,205 | $29.4M | 1.24% | −5,459−3.7% | Reduced |
| Empire Life Investments Inc. | 145,139 | $29.8M | 1.68% | −1,187−0.8% | Reduced |
| STRS Ohio | 145,319 | $29.8M | 0.11% | +13,810+10.5% | Added |
| Marshall Wace, LLP | 145,576 | $29.9M | 0.03% | +37,230+34.4% | Added |
| Ci Investments Inc. | 149,675 | $30.7M | 0.13% | −4,272−2.8% | Reduced |
| Toronto Dominion Bank | 149,692 | $30.7M | 0.05% | −3,559−2.3% | Reduced |
| Daiwa Securities Group Inc. | 150,472 | $30.9M | 0.10% | +41,354+37.9% | Added |
| Jones Financial Companies LLLP | 152,388 | $31.3M | 0.02% | +474+0.3% | Added |
| Renaissance Technologies LLC | 154,650 | $31.8M | 0.05% | −101,300−39.6% | Reduced |
| National Bank of Canada | 155,377 | $31.9M | 0.03% | +8,166+5.5% | Added |
| ASR Vermogensbeheer N.V. | 156,424 | $32.1M | 0.37% | −5,050−3.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 155,879 | $32.6M | 0.05% | +485+0.3% | Added |
| New York State Teachers Retirement System | 160,203 | $32.9M | 0.06% | −330.0% | Reduced |
| Howard Capital Management Group, LLC | 161,260 | $33.1M | 2.09% | +4,793+3.1% | Added |
| Dundas Partners LLP | 170,095 | $34.9M | 2.46% | −2,377−1.4% | Reduced |
| Korea Investment CORP | 173,224 | $35.6M | 0.07% | +13,928+8.7% | Added |
| Schonfeld Strategic Advisors LLC | 173,538 | $35.6M | 0.18% | −194,847−52.9% | Reduced |
| Mar Vista Investment Partners LLC | 175,324 | $36.0M | 3.30% | −4,503−2.5% | Reduced |
| TD Asset Management Inc | 177,065 | $36.4M | 0.03% | +77,844+78.5% | Added |
| North Star Asset Management Inc | 177,680 | $36.5M | 1.47% | −426−0.2% | Reduced |
| Artisan Partners Limited Partnership | 179,025 | $36.8M | 0.06% | +179,025 | New |
| Adage Capital Partners GP, L.L.C. | 182,841 | $37.5M | 0.06% | −39,752−17.9% | Reduced |
| Robeco Institutional Asset Management B.V. | 183,409 | $37.7M | 0.05% | +127,564+228.4% | Added |
| Aviva PLC | 184,386 | $37.9M | 0.06% | +10,069+5.8% | Added |
| Envestnet Asset Management Inc | 184,417 | $37.9M | 0.01% | −56,721−23.5% | Reduced |
| Mountain Pacific Investment Advisers Inc | 187,596 | $38.5M | 6.24% | −4,090−2.1% | Reduced |
| SG Americas Securities, LLC | 187,754 | $38.5M | 0.05% | +186,477+14,602.7% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 189,566 | $38.9M | 0.03% | +79,903+72.9% | Added |
| The PNC Financial Services Group, Inc. | 192,994 | $39.6M | 0.02% | −1,327−0.7% | Reduced |
| State Board of Administration of Florida Retirement System | 197,082 | $40.5M | 0.07% | −2,445−1.2% | Reduced |
| Mawer Investment Management Ltd. | 201,078 | $41.3M | 0.23% | −26,422−11.6% | Reduced |
| Manufacturers Life Insurance Company, The | 203,553 | $41.8M | 0.03% | +5,091+2.6% | Added |
| Nissay Asset Management Corp | 208,572 | $42.8M | 0.22% | +19,642+10.4% | Added |
| Teacher Retirement System of Texas | 209,775 | $43.1M | 0.15% | +16,380+8.5% | Added |