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, Q1 2026
Institutional positions in Ametek Inc as of Mar 31, 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
- 1,159
- +49 vs. Q4 2025
- Shares held
- 200.9M
- +27.5M (+15.9%) vs. Q4 2025
- Total value
- $43.0B
- +$7.42B (+20.8%) vs. Q4 2025
- New holders
- 138
- 466 more added
- Sold out
- 89
- 372 more reduced
18 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Natixis | 62,048 | $13.3M | 0.05% | +15,134+32.3% | Added |
| Arizona State Retirement System | 62,568 | $13.4M | 0.08% | −804−1.3% | Reduced |
| Czech National Bank | 62,695 | $13.4M | 0.09% | +1,993+3.3% | Added |
| Aquatic Capital Management LLC | 62,950 | $13.5M | 0.39% | +44,723+245.4% | Added |
| Payden & Rygel | 63,000 | $13.5M | 1.05% | +13,900+28.3% | Added |
| CWM, LLC | 63,904 | $13.7M | 0.04% | +2,773+4.5% | Added |
| Nisa Investment Advisors, LLC | 64,001 | $13.7M | 0.05% | −19,430−23.3% | Reduced |
| Covea Finance | 64,266 | $13.8M | 0.48% | 00.0% | Unchanged |
| BLI - Banque de Luxembourg Investments | 68,430 | $13.9M | 0.42% | 00.0% | Unchanged |
| Novare Capital Management LLC | 66,426 | $14.2M | 1.13% | −3,742−5.3% | Reduced |
| T. Rowe Price Investment Management, Inc. | 66,455 | $14.2M | 0.01% | −11,365−14.6% | Reduced |
| Running Oak Capital LLC | 67,346 | $14.4M | 1.95% | −12,738−15.9% | Reduced |
| Worldquant Millennium Advisors LLC | 68,388 | $14.7M | 0.06% | −144,823−67.9% | Reduced |
| HCR Wealth Advisors | 68,458 | $14.7M | 1.52% | −8,994−11.6% | Reduced |
| Resona Asset Management Co.,Ltd. | 69,357 | $14.8M | 0.07% | +597+0.9% | Added |
| Creative Planning | 70,175 | $15.0M | 0.01% | +15,621+28.6% | Added |
| Varma Mutual Pension Insurance Co | 70,875 | $15.2M | 0.09% | 00.0% | Unchanged |
| Lansforsakringar Fondforvaltning AB (publ) | 72,766 | $15.6M | 0.08% | −482−0.7% | Reduced |
| Jain Global LLC | 73,986 | $15.9M | 0.20% | −52,203−41.4% | Reduced |
| Mutual of America Capital Management LLC | 75,755 | $16.2M | 0.18% | −483−0.6% | Reduced |
| Toronto Dominion Bank | 76,447 | $16.4M | 0.03% | −73,245−48.9% | Reduced |
| Waratah Capital Advisors Ltd. | 77,196 | $16.5M | 1.48% | +30,425+65.1% | Added |
| Swedbank AB | 77,403 | $16.6M | 0.02% | −5,041−6.1% | Reduced |
| Trexquant Investment LP | 77,662 | $16.6M | 0.12% | +53,648+223.4% | Added |
| Hudson Bay Capital Management LP | 78,167 | $16.8M | 0.10% | −7,194−8.4% | Reduced |
| Mediolanum International Funds Ltd | 81,101 | $16.9M | 0.18% | −50,615−38.4% | Reduced |
| Nomura Asset Management Co Ltd | 79,191 | $17.0M | 0.04% | +2,537+3.3% | Added |
| State of New Jersey Common Pension Fund D | 79,360 | $17.0M | 0.07% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 79,451 | $17.0M | 0.07% | +78,414+7,561.6% | Added |
| Ieq Capital, LLC | 80,252 | $17.2M | 0.08% | −1,507−1.8% | Reduced |
| DnB Asset Management AS | 80,562 | $17.3M | 0.06% | +5,174+6.9% | Added |
| Tredje AP-fonden | 80,640 | $17.3M | 0.09% | +47,924+146.5% | Added |
| Congress Asset Management Co | 80,847 | $17.3M | 0.12% | +4,840+6.4% | Added |
| Bank of Nova Scotia | 81,884 | $17.6M | 0.03% | +17,023+26.2% | Added |
| Fifth Third Bancorp | 82,948 | $17.8M | 0.03% | +75,799+1,060.3% | Added |
| GHP Investment Advisors, Inc. | 82,976 | $17.8M | 0.73% | +1,648+2.0% | Added |
| Janney Montgomery Scott LLC | 83,757 | $18.0M | 0.04% | +34,249+69.2% | Added |
| State of Tennessee, Treasury Department | 83,961 | $18.0M | 0.06% | 00.0% | Unchanged |
| Tokio Marine Asset Management Co Ltd | 84,085 | $18.0M | 0.65% | +26,600+46.3% | Added |
| Boothbay Fund Management, LLC | 84,818 | $18.2M | 0.43% | +36,308+74.8% | Added |
| Jump Financial, LLC | 85,421 | $18.3M | 0.27% | +74,045+650.9% | Added |
| Commerce Bank | 88,353 | $18.9M | 0.09% | −1,200−1.3% | Reduced |
| Mn Services Vermogensbeheer B.V. | 88,503 | $19.0M | 0.13% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 90,626 | $19.4M | 0.20% | −2,104−2.3% | Reduced |
| CIBC Asset Management Inc | 98,373 | $21.1M | 0.05% | +14,182+16.8% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 98,733 | $21.2M | 0.05% | +1,284+1.3% | Added |
| FIL Ltd | 99,828 | $21.4M | 0.02% | −7,124−6.7% | Reduced |
| Tudor Investment Corp Et Al | 100,274 | $21.5M | 0.12% | +100,274 | New |
| CI Private Wealth, LLC | 102,916 | $21.6M | 0.03% | −5,658−5.2% | Reduced |
| Voya Investment Management LLC | 100,702 | $21.6M | 0.02% | −16,135−13.8% | Reduced |
| Asset Management One Co.,Ltd. | 102,239 | $21.9M | 0.06% | +480+0.5% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 103,439 | $22.2M | 0.03% | +20,745+25.1% | Added |
| Vanguard Investments Australia, Ltd. | 107,754 | $23.1M | 0.07% | +107,754 | New |
| SEB Asset Management AB | 108,328 | $23.2M | 0.10% | +108,328 | New |
| Schaper Benz & Wise Investment Counsel Inc | 108,479 | $23.3M | 1.78% | +515+0.5% | Added |
| Marsico Capital Management LLC | 108,566 | $23.3M | 0.68% | +59,931+123.2% | Added |
| Smith, Salley & Associates | 108,976 | $23.4M | 1.17% | +1,033+1.0% | Added |
| Nicholas Company, Inc. | 109,358 | $23.4M | 0.46% | +70+0.1% | Added |
| Public Employees Retirement System of Ohio | 112,148 | $24.0M | 0.08% | +5,889+5.5% | Added |
| Bridgewater Associates, LP | 116,504 | $25.0M | 0.11% | +111,896+2,428.3% | Added |
| Alyeska Investment Group, L.P. | 116,550 | $25.0M | 0.07% | +108,486+1,345.3% | Added |
| Osterweis Capital Management Inc | 116,894 | $25.1M | 1.29% | −26,311−18.4% | Reduced |
| Nomura Asset Management International Inc. | 117,201 | $25.1M | 0.04% | −2,738−2.3% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 118,060 | $25.3M | 0.07% | −2,947−2.4% | Reduced |
| Pictet Asset Management Holding SA | 120,484 | $25.8M | 0.03% | +283+0.2% | Added |
| LGT Group Foundation | 120,577 | $25.8M | 0.32% | −1,872−1.5% | Reduced |
| First Trust Advisors LP | 120,834 | $25.9M | 0.02% | +20,722+20.7% | Added |
| Cerity Partners LLC | 121,804 | $26.1M | 0.04% | +5,690+4.9% | Added |
| APG Asset Management N.V. | 141,447 | $26.3M | 0.08% | −10,575−7.0% | Reduced |
| HRT Financial LP | 122,766 | $26.3M | 0.07% | +47,736+63.6% | Added |
| New York State Common Retirement Fund | 124,925 | $26.8M | 0.04% | −4,200−3.3% | Reduced |
| Public Employees Retirement Association of Colorado | 126,303 | $27.1M | 0.11% | +104,950+491.5% | Added |
| Palisade Capital Management LLC | 126,303 | $27.1M | 0.90% | −2,637−2.0% | Reduced |
| State of Wisconsin Investment Board | 127,816 | $27.4M | 0.06% | +8,116+6.8% | Added |
| Scopus Asset Management, L.P. | 130,532 | $28.0M | 0.88% | +13,782+11.8% | Added |
| King Luther Capital Management Corp | 130,897 | $28.1M | 0.12% | −461−0.4% | Reduced |
| Cresset Asset Management, LLC | 131,104 | $28.1M | 0.12% | +1,151+0.9% | Added |
| Groupe la Francaise | 133,546 | $28.6M | 0.40% | +133,546 | New |
| KLP Kapitalforvaltning AS | 133,838 | $28.7M | 0.11% | +53,500+66.6% | Added |
| Cornerstone Capital, Inc. | 133,846 | $28.7M | 2.87% | +4,276+3.3% | Added |
| Ci Investments Inc. | 136,829 | $29.3M | 0.14% | −12,846−8.6% | Reduced |
| Roffman Miller Associates Inc | 137,656 | $29.5M | 1.70% | −3,290−2.3% | Reduced |
| Dudley & Shanley, Inc. | 139,746 | $30.0M | 4.90% | −500.0% | Reduced |
| Empire Life Investments Inc. | 137,026 | $30.0M | 1.82% | −8,113−5.6% | Reduced |
| Vaughan Nelson Investment Management, L.P. | 140,546 | $30.1M | 0.30% | +3,385+2.5% | Added |
| ZWJ Investment Counsel Inc | 140,622 | $30.1M | 1.09% | +20,821+17.4% | Added |
| Cumberland Partners Ltd | 143,536 | $30.8M | 2.34% | +120,473+522.4% | Added |
| LPL Financial LLC | 143,610 | $30.8M | 0.01% | +32,154+28.8% | Added |
| STRS Ohio | 145,310 | $31.1M | 0.12% | −90.0% | Reduced |
| Manufacturers Life Insurance Company, The | 146,353 | $31.4M | 0.03% | −57,200−28.1% | Reduced |
| Korea Investment CORP | 147,180 | $31.5M | 0.07% | −26,044−15.0% | Reduced |
| Gotham Asset Management, LLC | 147,756 | $31.7M | 0.10% | +51,629+53.7% | Added |
| National Bank of Canada | 148,841 | $31.9M | 0.03% | −6,536−4.2% | Reduced |
| Storebrand Asset Management AS | 149,514 | $32.0M | 0.09% | +38,004+34.1% | Added |
| Walleye Capital LLC | 152,515 | $32.7M | 0.20% | +62,919+70.2% | Added |
| Daiwa Securities Group Inc. | 154,948 | $33.2M | 0.10% | +4,476+3.0% | Added |
| ASR Vermogensbeheer N.V. | 156,281 | $33.5M | 0.39% | −143−0.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 156,089 | $34.1M | 0.06% | +210+0.1% | Added |
| Jane Street Group, LLC | 159,234 | $34.1M | 0.04% | +144,301+966.3% | Added |
| New York State Teachers Retirement System | 160,303 | $34.4M | 0.07% | +100+0.1% | Added |