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, Q3 2025
Institutional positions in Ametek Inc as of Sep 30, 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
- 1,034
- +47 vs. Q2 2025
- Shares held
- 199.4M
- −280.9K (−0.1%) vs. Q2 2025
- Total value
- $37.4B
- +$1.30B (+3.6%) vs. Q2 2025
- New holders
- 120
- 390 more added
- Sold out
- 73
- 341 more reduced
17 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Ametek Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mn Services Vermogensbeheer B.V. | 87,300 | $16.4M | 0.11% | +1,000+1.2% | Added |
| Gotham Asset Management, LLC | 86,200 | $16.2M | 0.07% | +9,969+13.1% | Added |
| HCR Wealth Advisors | 86,622 | $16.1M | 1.67% | −7,410−7.9% | Reduced |
| T. Rowe Price Investment Management, Inc. | 84,597 | $15.9M | 0.01% | +84,597 | New |
| Jane Street Group, LLC | 83,999 | $15.8M | 0.02% | +44,102+110.5% | Added |
| Distillate Capital Partners LLC | 83,848 | $15.8M | 0.82% | +83,848 | New |
| TCW Group Inc | 82,975 | $15.6M | 0.13% | −7,308−8.1% | Reduced |
| Swedbank AB | 81,892 | $15.4M | 0.02% | −363−0.4% | Reduced |
| Picton Mahoney Asset Management | 81,530 | $15.3M | 0.20% | +20,935+34.5% | Added |
| State of New Jersey Common Pension Fund D | 80,775 | $15.2M | 0.06% | +3,927+5.1% | Added |
| KLP Kapitalforvaltning AS | 80,738 | $15.2M | 0.06% | −500−0.6% | Reduced |
| Nisa Investment Advisors, LLC | 80,470 | $15.1M | 0.06% | +2,916+3.8% | Added |
| GHP Investment Advisors, Inc. | 79,344 | $14.9M | 0.63% | +5,017+6.7% | Added |
| Public Employees Retirement System of Ohio | 78,816 | $14.8M | 0.05% | +1,134+1.5% | Added |
| Quantinno Capital Management LP | 78,291 | $14.7M | 0.04% | +9,836+14.4% | Added |
| Congress Asset Management Co | 77,350 | $14.5M | 0.10% | −62−0.1% | Reduced |
| Nomura Asset Management Co Ltd | 76,484 | $14.4M | 0.04% | −163−0.2% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 75,942 | $14.3M | 0.04% | +75,942 | New |
| Voleon Capital Management LP | 75,861 | $14.3M | 0.35% | +28,201+59.2% | Added |
| BLI - Banque de Luxembourg Investments | 76,020 | $14.2M | 0.41% | −280−0.4% | Reduced |
| Kornitzer Capital Management Inc | 75,275 | $14.2M | 0.28% | −18,255−19.5% | Reduced |
| Ieq Capital, LLC | 74,989 | $14.1M | 0.04% | +20,115+36.7% | Added |
| Quantbot Technologies LP | 74,182 | $13.9M | 0.38% | −28,143−27.5% | Reduced |
| Lansforsakringar Fondforvaltning AB (publ) | 73,592 | $13.8M | 0.07% | +5,051+7.4% | Added |
| Resona Asset Management Co.,Ltd. | 72,928 | $13.7M | 0.06% | −3,629−4.7% | Reduced |
| DnB Asset Management AS | 72,593 | $13.6M | 0.05% | −19,224−20.9% | Reduced |
| Novare Capital Management LLC | 70,667 | $13.3M | 1.01% | −811−1.1% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 70,242 | $13.2M | 0.02% | +19,432+38.2% | Added |
| Andra AP-fonden | 70,000 | $13.2M | 0.17% | +27,600+65.1% | Added |
| Scopus Asset Management, L.P. | 70,000 | $13.2M | 0.31% | +34,219+95.6% | Added |
| Credit Agricole S A | 69,000 | $13.0M | 0.04% | +69,000 | New |
| Assetmark, Inc | 68,589 | $12.9M | 0.03% | −1,093−1.6% | Reduced |
| Arizona State Retirement System | 68,342 | $12.8M | 0.07% | +899+1.3% | Added |
| Engineers Gate Manager LP | 67,988 | $12.8M | 0.15% | +18,642+37.8% | Added |
| Meritage Portfolio Management | 67,949 | $12.8M | 0.85% | −17,705−20.7% | Reduced |
| Mutual of America Capital Management LLC | 67,301 | $12.7M | 0.13% | +3,788+6.0% | Added |
| AXA Investment Managers S.A. | 66,653 | $12.5M | 0.03% | +66,653 | New |
| Comerica Bank | 66,502 | $12.5M | 0.05% | −978−1.4% | Reduced |
| Boston Trust Walden Corp | 66,120 | $12.4M | 0.09% | −445−0.7% | Reduced |
| Covea Finance | 64,266 | $12.1M | 0.42% | 00.0% | Unchanged |
| Banco Santander, S.A. | 63,955 | $12.0M | 0.11% | +18,590+41.0% | Added |
| State of Michigan Retirement System | 62,453 | $11.7M | 0.06% | −300−0.5% | Reduced |
| CIBC Asset Management Inc | 61,868 | $11.6M | 0.03% | +1,986+3.3% | Added |
| JLB & Associates Inc | 61,106 | $11.5M | 1.51% | 00.0% | Unchanged |
| Handelsbanken Fonder AB | 60,860 | $11.4M | 0.04% | −1,973−3.1% | Reduced |
| Varma Mutual Pension Insurance Co | 60,695 | $11.4M | 0.07% | +4,900+8.8% | Added |
| Cramer Rosenthal McGlynn LLC | 59,666 | $11.2M | 0.72% | −6,516−9.8% | Reduced |
| Tokio Marine Asset Management Co Ltd | 59,049 | $11.1M | 0.39% | +5,300+9.9% | Added |
| Czech National Bank | 58,658 | $11.0M | 0.08% | +2,223+3.9% | Added |
| MUFG Securities EMEA plc | 57,421 | $10.8M | 0.27% | +56,740+8,331.9% | Added |
| MetLife Investment Management | 57,293 | $10.8M | 0.05% | +57,293 | New |
| First Trust Advisors LP | 57,052 | $10.7M | 0.01% | −14,077−19.8% | Reduced |
| CWM, LLC | 57,011 | $10.7M | 0.03% | +24,974+78.0% | Added |
| Robeco Institutional Asset Management B.V. | 55,845 | $10.5M | 0.02% | +20,597+58.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 55,460 | $10.4M | 0.05% | −1,164−2.1% | Reduced |
| HighTower Advisors, LLC | 54,244 | $10.2M | 0.01% | +900+1.7% | Added |
| Moneta Group Investment Advisors LLC | 52,553 | $9.88M | 0.08% | −220.0% | Reduced |
| Omers Administration Corp | 51,260 | $9.64M | 0.07% | −37,500−42.2% | Reduced |
| Jump Financial, LLC | 50,740 | $9.54M | 0.12% | −136,519−72.9% | Reduced |
| Janney Montgomery Scott LLC | 50,689 | $9.53M | 0.02% | +1,235+2.5% | Added |
| Retirement Systems of Alabama | 49,267 | $9.26M | 0.03% | −275−0.6% | Reduced |
| Sone Capital Management, LLC | 49,264 | $9.26M | 0.78% | +49,264 | New |
| Montag A & Associates Inc | 49,218 | $9.25M | 0.43% | +393+0.8% | Added |
| Marsico Capital Management LLC | 48,635 | $9.14M | 0.23% | 00.0% | Unchanged |
| Raiffeisen Bank International AG | 48,610 | $9.09M | 0.12% | +4,583+10.4% | Added |
| Eisler Capital Management Ltd. | 47,707 | $9.09M | 0.20% | −69,227−59.2% | Reduced |
| Capital International Inc | 47,899 | $9.01M | 0.07% | −105−0.2% | Reduced |
| Creative Planning | 47,414 | $8.91M | 0.01% | +12,392+35.4% | Added |
| Cetera Investment Advisers | 47,361 | $8.90M | 0.01% | +4,771+11.2% | Added |
| State of Tennessee, Treasury Department | 47,262 | $8.89M | 0.03% | 00.0% | Unchanged |
| Marks Group Wealth Management, Inc | 47,035 | $8.84M | 0.82% | −1,515−3.1% | Reduced |
| Forsta Ap-Fonden | 46,400 | $8.72M | 0.05% | +1,700+3.8% | Added |
| Capital Group Private Client Services, Inc. | 46,379 | $8.72M | 0.15% | −128,816−73.5% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 45,990 | $8.65M | 0.08% | +1,672+3.8% | Added |
| Amalgamated Bank | 45,495 | $8.55M | 0.06% | −930−2.0% | Reduced |
| Carderock Capital Management Inc | 44,187 | $8.31M | 2.02% | +67+0.2% | Added |
| IFM Investors Pty Ltd | 44,325 | $8.26M | 0.07% | +695+1.6% | Added |
| Papp L Roy & Associates | 43,688 | $8.21M | 0.92% | +6,582+17.7% | Added |
| Teachers Retirement System of the State of Kentucky | 43,514 | $8.18M | 0.06% | −12,212−21.9% | Reduced |
| Sawgrass Asset Management LLC | 42,955 | $8.08M | 1.00% | −43,933−50.6% | Reduced |
| ProShare Advisors LLC | 42,105 | $7.92M | 0.02% | −3,324−7.3% | Reduced |
| Graham Capital Management, L.P. | 42,091 | $7.91M | 0.29% | +9,029+27.3% | Added |
| Stifel Financial Corp | 41,832 | $7.86M | 0.01% | +1,713+4.3% | Added |
| Natixis | 41,619 | $7.82M | 0.04% | +41,619 | New |
| Union Heritage Capital, LLC | 41,332 | $7.77M | 2.52% | 00.0% | Unchanged |
| Harvey Investment Co LLC | 40,872 | $7.68M | 0.82% | +150+0.4% | Added |
| Concentric Capital Strategies, LP | 40,500 | $7.61M | 0.36% | +40,500 | New |
| USS Investment Management Ltd | 39,893 | $7.50M | 0.04% | 00.0% | Unchanged |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 39,673 | $7.46M | 0.06% | −70.0% | Reduced |
| Stephens Inc | 39,049 | $7.34M | 0.09% | +686+1.8% | Added |
| Ilmarinen Mutual Pension Insurance Co | 39,000 | $7.33M | 0.06% | +17,000+77.3% | Added |
| Ascent Group, LLC | 38,239 | $7.19M | 0.25% | −8,895−18.9% | Reduced |
| Utah Retirement Systems | 37,998 | $7.14M | 0.07% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 37,853 | $7.12M | 0.02% | +6,911+22.3% | Added |
| Northstar Asset Management LLC | 37,520 | $7.05M | 1.51% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 37,065 | $6.97M | 0.06% | +2,188+6.3% | Added |
| Schroder Investment Management Group | 37,018 | $6.96M | 0.01% | −3,287−8.2% | Reduced |
| Peapack Gladstone Financial Corp | 36,994 | $6.96M | 0.09% | −926−2.4% | Reduced |
| Martin Investment Management, LLC | 36,257 | $6.82M | 1.73% | −346−0.9% | Reduced |
| Bridgewater Associates, LP | 36,197 | $6.81M | 0.03% | +36,197 | New |