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 |
|---|---|---|---|---|---|
| Public Employees Retirement System of Ohio | 112,148 | $24.0M | 0.08% | +5,889+5.5% | Added |
| Nicholas Company, Inc. | 109,358 | $23.4M | 0.46% | +70+0.1% | Added |
| Smith, Salley & Associates | 108,976 | $23.4M | 1.17% | +1,033+1.0% | Added |
| Marsico Capital Management LLC | 108,566 | $23.3M | 0.68% | +59,931+123.2% | Added |
| Schaper Benz & Wise Investment Counsel Inc | 108,479 | $23.3M | 1.78% | +515+0.5% | Added |
| SEB Asset Management AB | 108,328 | $23.2M | 0.10% | +108,328 | New |
| Vanguard Investments Australia, Ltd. | 107,754 | $23.1M | 0.07% | +107,754 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 103,439 | $22.2M | 0.03% | +20,745+25.1% | Added |
| Asset Management One Co.,Ltd. | 102,239 | $21.9M | 0.06% | +480+0.5% | Added |
| Voya Investment Management LLC | 100,702 | $21.6M | 0.02% | −16,135−13.8% | Reduced |
| CI Private Wealth, LLC | 102,916 | $21.6M | 0.03% | −5,658−5.2% | Reduced |
| Tudor Investment Corp Et Al | 100,274 | $21.5M | 0.12% | +100,274 | New |
| FIL Ltd | 99,828 | $21.4M | 0.02% | −7,124−6.7% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 98,733 | $21.2M | 0.05% | +1,284+1.3% | Added |
| CIBC Asset Management Inc | 98,373 | $21.1M | 0.05% | +14,182+16.8% | Added |
| Picton Mahoney Asset Management | 90,626 | $19.4M | 0.20% | −2,104−2.3% | Reduced |
| Mn Services Vermogensbeheer B.V. | 88,503 | $19.0M | 0.13% | 00.0% | Unchanged |
| Commerce Bank | 88,353 | $18.9M | 0.09% | −1,200−1.3% | Reduced |
| Jump Financial, LLC | 85,421 | $18.3M | 0.27% | +74,045+650.9% | Added |
| Boothbay Fund Management, LLC | 84,818 | $18.2M | 0.43% | +36,308+74.8% | Added |
| Tokio Marine Asset Management Co Ltd | 84,085 | $18.0M | 0.65% | +26,600+46.3% | Added |
| State of Tennessee, Treasury Department | 83,961 | $18.0M | 0.06% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 83,757 | $18.0M | 0.04% | +34,249+69.2% | Added |
| GHP Investment Advisors, Inc. | 82,976 | $17.8M | 0.73% | +1,648+2.0% | Added |
| Fifth Third Bancorp | 82,948 | $17.8M | 0.03% | +75,799+1,060.3% | Added |
| Bank of Nova Scotia | 81,884 | $17.6M | 0.03% | +17,023+26.2% | Added |
| Congress Asset Management Co | 80,847 | $17.3M | 0.12% | +4,840+6.4% | Added |
| Tredje AP-fonden | 80,640 | $17.3M | 0.09% | +47,924+146.5% | Added |
| DnB Asset Management AS | 80,562 | $17.3M | 0.06% | +5,174+6.9% | Added |
| Ieq Capital, LLC | 80,252 | $17.2M | 0.08% | −1,507−1.8% | Reduced |
| Los Angeles Capital Management LLC | 79,451 | $17.0M | 0.07% | +78,414+7,561.6% | Added |
| State of New Jersey Common Pension Fund D | 79,360 | $17.0M | 0.07% | 00.0% | Unchanged |
| Nomura Asset Management Co Ltd | 79,191 | $17.0M | 0.04% | +2,537+3.3% | Added |
| Mediolanum International Funds Ltd | 81,101 | $16.9M | 0.18% | −50,615−38.4% | Reduced |
| Hudson Bay Capital Management LP | 78,167 | $16.8M | 0.10% | −7,194−8.4% | Reduced |
| Trexquant Investment LP | 77,662 | $16.6M | 0.12% | +53,648+223.4% | Added |
| Swedbank AB | 77,403 | $16.6M | 0.02% | −5,041−6.1% | Reduced |
| Waratah Capital Advisors Ltd. | 77,196 | $16.5M | 1.48% | +30,425+65.1% | Added |
| Toronto Dominion Bank | 76,447 | $16.4M | 0.03% | −73,245−48.9% | Reduced |
| Mutual of America Capital Management LLC | 75,755 | $16.2M | 0.18% | −483−0.6% | Reduced |
| Jain Global LLC | 73,986 | $15.9M | 0.20% | −52,203−41.4% | Reduced |
| Lansforsakringar Fondforvaltning AB (publ) | 72,766 | $15.6M | 0.08% | −482−0.7% | Reduced |
| Varma Mutual Pension Insurance Co | 70,875 | $15.2M | 0.09% | 00.0% | Unchanged |
| Creative Planning | 70,175 | $15.0M | 0.01% | +15,621+28.6% | Added |
| Resona Asset Management Co.,Ltd. | 69,357 | $14.8M | 0.07% | +597+0.9% | Added |
| HCR Wealth Advisors | 68,458 | $14.7M | 1.52% | −8,994−11.6% | Reduced |
| Worldquant Millennium Advisors LLC | 68,388 | $14.7M | 0.06% | −144,823−67.9% | Reduced |
| Running Oak Capital LLC | 67,346 | $14.4M | 1.95% | −12,738−15.9% | Reduced |
| T. Rowe Price Investment Management, Inc. | 66,455 | $14.2M | 0.01% | −11,365−14.6% | Reduced |
| Novare Capital Management LLC | 66,426 | $14.2M | 1.13% | −3,742−5.3% | Reduced |
| BLI - Banque de Luxembourg Investments | 68,430 | $13.9M | 0.42% | 00.0% | Unchanged |
| Covea Finance | 64,266 | $13.8M | 0.48% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 64,001 | $13.7M | 0.05% | −19,430−23.3% | Reduced |
| CWM, LLC | 63,904 | $13.7M | 0.04% | +2,773+4.5% | Added |
| Payden & Rygel | 63,000 | $13.5M | 1.05% | +13,900+28.3% | Added |
| Aquatic Capital Management LLC | 62,950 | $13.5M | 0.39% | +44,723+245.4% | Added |
| Czech National Bank | 62,695 | $13.4M | 0.09% | +1,993+3.3% | Added |
| Arizona State Retirement System | 62,568 | $13.4M | 0.08% | −804−1.3% | Reduced |
| Natixis | 62,048 | $13.3M | 0.05% | +15,134+32.3% | Added |
| Investment Management Corp of Ontario | 61,502 | $13.2M | 0.17% | +42,550+224.5% | Added |
| Quantbot Technologies LP | 61,385 | $13.2M | 0.54% | +53,141+644.6% | Added |
| EP Wealth Advisors, LLC | 61,290 | $13.1M | 0.06% | −3,536−5.5% | Reduced |
| Raub Brock Capital Management LP | 61,250 | $13.1M | 3.32% | +61,250 | New |
| State of Michigan Retirement System | 60,153 | $12.9M | 0.07% | −100−0.2% | Reduced |
| Stifel Financial Corp | 58,153 | $12.5M | 0.01% | −811−1.4% | Reduced |
| Handelsbanken Fonder AB | 57,707 | $12.4M | 0.04% | −2,415−4.0% | Reduced |
| Schonfeld Strategic Advisors LLC | 57,290 | $12.3M | 0.10% | −116,248−67.0% | Reduced |
| Banco Santander, S.A. | 57,036 | $12.2M | 0.10% | −56,755−49.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 57,033 | $12.2M | 0.04% | +11,722+25.9% | Added |
| JLB & Associates Inc | 56,980 | $12.2M | 1.75% | −2,769−4.6% | Reduced |
| MetLife Investment Management | 53,792 | $11.5M | 0.06% | −1,395−2.5% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 53,624 | $11.5M | 0.06% | +77+0.1% | Added |
| Cramer Rosenthal McGlynn LLC | 53,493 | $11.5M | 0.84% | +1,370+2.6% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 52,773 | $11.3M | 0.06% | +14,700+38.6% | Added |
| Moneta Group Investment Advisors LLC | 52,542 | $11.3M | 0.08% | −213−0.4% | Reduced |
| HighTower Advisors, LLC | 52,507 | $11.3M | 0.01% | +6,740+14.7% | Added |
| Sienna Gestion | 53,078 | $11.1M | 0.73% | +43,078+430.8% | Added |
| Montag A & Associates Inc | 51,361 | $11.0M | 0.51% | +343+0.7% | Added |
| PensionDanmark Pensionsforsikringsaktieselskab | 50,267 | $10.8M | 0.10% | +2,609+5.5% | Added |
| Cetera Investment Advisers | 50,157 | $10.8M | 0.01% | +4,240+9.2% | Added |
| SMA Capital LLC | 49,894 | $10.7M | 4.62% | −1,106−2.2% | Reduced |
| OP Asset Management Ltd | 49,857 | $10.7M | 0.11% | +25,360+103.5% | Added |
| Retirement Systems of Alabama | 48,886 | $10.5M | 0.03% | −86−0.2% | Reduced |
| Longaeva Partners L.P. | 47,729 | $10.2M | 0.49% | +47,729 | New |
| Kornitzer Capital Management Inc | 47,575 | $10.2M | 0.22% | −15,700−24.8% | Reduced |
| Twinbeech Capital LP | 47,121 | $10.1M | 1.05% | +47,121 | New |
| Cornerstone Advisors, LLC | 47,116 | $10.1M | 0.37% | +47,116 | New |
| Raiffeisen Bank International AG | 48,018 | $10.1M | 0.15% | −3,663−7.1% | Reduced |
| Papp L Roy & Associates | 46,717 | $10.0M | 1.15% | +1,346+3.0% | Added |
| IFM Investors Pty Ltd | 46,691 | $10.0M | 0.08% | +1,540+3.4% | Added |
| Verition Fund Management LLC | 45,797 | $9.82M | 0.10% | −23,384−33.8% | Reduced |
| Carderock Capital Management Inc | 45,496 | $9.75M | 2.41% | +1,707+3.9% | Added |
| Xponance, Inc. | 45,463 | $9.75M | 0.07% | +7,463+19.6% | Added |
| MUFG Securities EMEA plc | 45,437 | $9.74M | 0.15% | −17,000−27.2% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 44,176 | $9.47M | 0.10% | +25,362+134.8% | Added |
| Wealth Enhancement Advisory Services, LLC | 48,273 | $9.43M | 0.02% | −87,776−64.5% | Reduced |
| Swiss Life Asset Management Ltd | 55,916 | $9.41M | 0.05% | +35,061+168.1% | Added |
| DuPont Capital Management Corp | 43,771 | $9.38M | 1.07% | +43,771 | New |
| Terry L. Blaker | 42,398 | $9.09M | 0.35% | +4,132+10.8% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 42,345 | $9.08M | 0.07% | +703+1.7% | Added |