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 |
|---|---|---|---|---|---|
| Danske Bank A/S | 320,908 | $65.9M | 0.15% | +10,579+3.4% | Added |
| Caisse de Depot Et Placement du Quebec | 315,235 | $64.7M | 0.11% | +82,654+35.5% | Added |
| Panagora Asset Management Inc | 313,022 | $64.3M | 0.23% | −452,825−59.1% | Reduced |
| Davis R M Inc | 311,315 | $63.9M | 1.10% | −6,462−2.0% | Reduced |
| National Pension Service | 306,356 | $62.9M | 0.05% | −6,245−2.0% | Reduced |
| RMB Capital Management, LLC | 292,398 | $60.0M | 1.04% | −2,363−0.8% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 288,982 | $59.5M | 0.10% | −18,907−6.1% | Reduced |
| Victory Capital Management Inc | 289,155 | $59.4M | 0.03% | +137,835+91.1% | Added |
| Alliancebernstein L.P. | 278,219 | $57.1M | 0.02% | −6,854−2.4% | Reduced |
| PFA Pension, Forsikringsaktieselskab | 272,484 | $56.4M | 0.16% | +272,484 | New |
| CCLA Investment Management Ltd | 271,560 | $55.7M | 0.89% | +12,907+5.0% | Added |
| Captrust Financial Advisors | 268,588 | $55.1M | 0.10% | +492+0.2% | Added |
| Bank of Montreal | 264,261 | $54.3M | 0.02% | +20,858+8.6% | Added |
| Employees Retirement System of Texas | 262,148 | $53.8M | 0.44% | +262,148 | New |
| Great West Life Assurance Co | 260,556 | $53.5M | 0.09% | −90,537−25.8% | Reduced |
| KBC Group NV | 255,987 | $52.6M | 0.12% | −26,098−9.3% | Reduced |
| Guinness Asset Management LTD | 249,784 | $52.1M | 0.85% | −780.0% | Reduced |
| Treasurer of the State of North Carolina | 253,529 | $52.1M | 0.17% | −7,352−2.8% | Reduced |
| Santori & Peters | 245,207 | $50.3M | 17.18% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 240,992 | $49.5M | 0.08% | −8,686−3.5% | Reduced |
| Mariner, LLC | 237,375 | $48.7M | 0.06% | +86,316+57.1% | Added |
| TimesSquare Capital Management, LLC | 236,650 | $48.6M | 0.73% | −11,405−4.6% | Reduced |
| Aristotle Atlantic Partners, LLC | 233,475 | $47.9M | 2.19% | −3,988−1.7% | Reduced |
| Standard Life Aberdeen plc | 230,004 | $47.2M | 0.07% | −1,549−0.7% | Reduced |
| Life Cycle Investment Partners Ltd | 228,399 | $46.9M | 0.33% | +228,399 | New |
| Factory Mutual Insurance Co | 215,100 | $44.2M | 0.45% | +13,300+6.6% | Added |
| Worldquant Millennium Advisors LLC | 213,211 | $43.8M | 0.17% | +73,615+52.7% | Added |
| Teacher Retirement System of Texas | 209,775 | $43.1M | 0.15% | +16,380+8.5% | Added |
| Nissay Asset Management Corp | 208,572 | $42.8M | 0.22% | +19,642+10.4% | Added |
| Manufacturers Life Insurance Company, The | 203,553 | $41.8M | 0.03% | +5,091+2.6% | Added |
| Mawer Investment Management Ltd. | 201,078 | $41.3M | 0.23% | −26,422−11.6% | Reduced |
| State Board of Administration of Florida Retirement System | 197,082 | $40.5M | 0.07% | −2,445−1.2% | Reduced |
| The PNC Financial Services Group, Inc. | 192,994 | $39.6M | 0.02% | −1,327−0.7% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 189,566 | $38.9M | 0.03% | +79,903+72.9% | Added |
| SG Americas Securities, LLC | 187,754 | $38.5M | 0.05% | +186,477+14,602.7% | Added |
| Mountain Pacific Investment Advisers Inc | 187,596 | $38.5M | 6.24% | −4,090−2.1% | Reduced |
| Envestnet Asset Management Inc | 184,417 | $37.9M | 0.01% | −56,721−23.5% | Reduced |
| Aviva PLC | 184,386 | $37.9M | 0.06% | +10,069+5.8% | Added |
| Robeco Institutional Asset Management B.V. | 183,409 | $37.7M | 0.05% | +127,564+228.4% | Added |
| Adage Capital Partners GP, L.L.C. | 182,841 | $37.5M | 0.06% | −39,752−17.9% | Reduced |
| Artisan Partners Limited Partnership | 179,025 | $36.8M | 0.06% | +179,025 | New |
| North Star Asset Management Inc | 177,680 | $36.5M | 1.47% | −426−0.2% | Reduced |
| TD Asset Management Inc | 177,065 | $36.4M | 0.03% | +77,844+78.5% | Added |
| Mar Vista Investment Partners LLC | 175,324 | $36.0M | 3.30% | −4,503−2.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 173,538 | $35.6M | 0.18% | −194,847−52.9% | Reduced |
| Korea Investment CORP | 173,224 | $35.6M | 0.07% | +13,928+8.7% | Added |
| Dundas Partners LLP | 170,095 | $34.9M | 2.46% | −2,377−1.4% | Reduced |
| Howard Capital Management Group, LLC | 161,260 | $33.1M | 2.09% | +4,793+3.1% | Added |
| New York State Teachers Retirement System | 160,203 | $32.9M | 0.06% | −330.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 155,879 | $32.6M | 0.05% | +485+0.3% | Added |
| ASR Vermogensbeheer N.V. | 156,424 | $32.1M | 0.37% | −5,050−3.1% | Reduced |
| National Bank of Canada | 155,377 | $31.9M | 0.03% | +8,166+5.5% | Added |
| Renaissance Technologies LLC | 154,650 | $31.8M | 0.05% | −101,300−39.6% | Reduced |
| Jones Financial Companies LLLP | 152,388 | $31.3M | 0.02% | +474+0.3% | Added |
| Daiwa Securities Group Inc. | 150,472 | $30.9M | 0.10% | +41,354+37.9% | Added |
| Toronto Dominion Bank | 149,692 | $30.7M | 0.05% | −3,559−2.3% | Reduced |
| Ci Investments Inc. | 149,675 | $30.7M | 0.13% | −4,272−2.8% | Reduced |
| Marshall Wace, LLP | 145,576 | $29.9M | 0.03% | +37,230+34.4% | Added |
| STRS Ohio | 145,319 | $29.8M | 0.11% | +13,810+10.5% | Added |
| Empire Life Investments Inc. | 145,139 | $29.8M | 1.68% | −1,187−0.8% | Reduced |
| Osterweis Capital Management Inc | 143,205 | $29.4M | 1.24% | −5,459−3.7% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 136,049 | $29.2M | 0.04% | +1,686+1.3% | Added |
| Roffman Miller Associates Inc | 140,946 | $28.9M | 1.58% | −2,939−2.0% | Reduced |
| Dudley & Shanley, Inc. | 139,796 | $28.7M | 4.61% | +100.0% | Added |
| Vaughan Nelson Investment Management, L.P. | 137,161 | $28.2M | 0.28% | −2,840−2.0% | Reduced |
| Prudential Financial Inc | 133,502 | $27.4M | 0.03% | −11,539−8.0% | Reduced |
| Jennison Associates LLC | 132,974 | $27.3M | 0.02% | −127,662−49.0% | Reduced |
| Mediolanum International Funds Ltd | 131,716 | $27.3M | 0.27% | +38,197+40.8% | Added |
| King Luther Capital Management Corp | 131,358 | $27.0M | 0.11% | +12,124+10.2% | Added |
| Cresset Asset Management, LLC | 129,953 | $26.7M | 0.11% | +25,603+24.5% | Added |
| Cornerstone Capital, Inc. | 129,570 | $26.6M | 2.62% | +6,785+5.5% | Added |
| APG Asset Management N.V. | 152,022 | $26.6M | 0.08% | −7,821−4.9% | Reduced |
| New York State Common Retirement Fund | 129,125 | $26.5M | 0.04% | +1,000+0.8% | Added |
| Palisade Capital Management LLC | 128,940 | $26.5M | 0.78% | −2,413−1.8% | Reduced |
| Citigroup Inc | 128,919 | $26.5M | 0.02% | −32,031−19.9% | Reduced |
| Quantinno Capital Management LP | 126,413 | $26.0M | 0.05% | +48,122+61.5% | Added |
| Jain Global LLC | 126,189 | $25.9M | 0.25% | +35,863+39.7% | Added |
| Federation des caisses Desjardins du Quebec | 125,491 | $25.8M | 0.10% | +7,247+6.1% | Added |
| Point72 Asset Management, L.P. | 125,032 | $25.7M | 0.04% | −290,109−69.9% | Reduced |
| Davidson Kempner Capital Management LP | 125,000 | $25.7M | 0.38% | +125,000 | New |
| LGT Group Foundation | 122,449 | $25.4M | 0.28% | −2,572−2.1% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 121,007 | $24.8M | 0.07% | −635−0.5% | Reduced |
| Pictet Asset Management Holding SA | 120,201 | $24.7M | 0.02% | +8,131+7.3% | Added |
| Nomura Asset Management International Inc. | 119,939 | $24.6M | 0.04% | +119,939 | New |
| ZWJ Investment Counsel Inc | 119,801 | $24.6M | 0.89% | +9,786+8.9% | Added |
| State of Wisconsin Investment Board | 119,700 | $24.6M | 0.06% | −4,183−3.4% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 117,719 | $24.2M | 0.10% | −12,004−9.3% | Reduced |
| Voya Investment Management LLC | 116,837 | $24.0M | 0.02% | −9,233−7.3% | Reduced |
| Scopus Asset Management, L.P. | 116,750 | $24.0M | 0.67% | +46,750+66.8% | Added |
| Cerity Partners LLC | 116,114 | $23.8M | 0.03% | +6,169+5.6% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 114,167 | $23.4M | 0.05% | −567−0.5% | Reduced |
| Banco Santander, S.A. | 113,791 | $23.4M | 0.17% | +49,836+77.9% | Added |
| Storebrand Asset Management AS | 111,510 | $22.9M | 0.06% | +7,925+7.7% | Added |
| LPL Financial LLC | 111,456 | $22.9M | 0.01% | +1,271+1.2% | Added |
| Nicholas Company, Inc. | 109,288 | $22.4M | 0.39% | −5,100−4.5% | Reduced |
| CI Private Wealth, LLC | 108,574 | $22.3M | 0.03% | −85,294−44.0% | Reduced |
| Schaper Benz & Wise Investment Counsel Inc | 107,964 | $22.2M | 1.60% | −852−0.8% | Reduced |
| Smith, Salley & Associates | 107,943 | $22.2M | 1.10% | −23,314−17.8% | Reduced |
| FIL Ltd | 106,952 | $22.0M | 0.02% | −610−0.6% | Reduced |
| Public Employees Retirement System of Ohio | 106,259 | $21.8M | 0.07% | +27,443+34.8% | Added |