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 |
|---|---|---|---|---|---|
| D. E. Shaw & Co., Inc. | 1,426,934 | $293.0M | 0.22% | +555,064+63.7% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 1,435,507 | $294.7M | 0.79% | −94,261−6.2% | Reduced |
| Royal Bank of Canada | 1,448,824 | $297.5M | 0.05% | +32,069+2.3% | Added |
| Alecta Pensionsforsakring, Omsesidigt | 1,473,965 | $302.6M | 1.33% | −248,000−14.4% | Reduced |
| UBS Asset Management Americas Inc | 1,512,545 | $310.5M | 0.07% | +5,992+0.4% | Added |
| Bank of America Corp | 1,532,808 | $314.7M | 0.02% | −153,728−9.1% | Reduced |
| Lazard Asset Management LLC | 1,547,833 | $317.8M | 0.54% | −1,098,144−41.5% | Reduced |
| Citadel Advisors LLC | 1,735,601 | $356.3M | 0.24% | +492,353+39.6% | Added |
| Amundi | 1,755,706 | $360.5M | 0.10% | +250,486+16.6% | Added |
| Principal Financial Group Inc | 2,037,583 | $418.3M | 0.21% | −5,446−0.3% | Reduced |
| Dimensional Fund Advisors LP | 2,046,228 | $420.1M | 0.09% | +11,442+0.6% | Added |
| Goldman Sachs Group Inc | 2,336,069 | $479.6M | 0.07% | −725,243−23.7% | Reduced |
| Northern Trust Corp | 2,337,208 | $479.9M | 0.06% | −99,029−4.1% | Reduced |
| Bank of New York Mellon Corp | 2,384,636 | $489.6M | 0.09% | −78,613−3.2% | Reduced |
| Wellington Management Group LLP | 2,807,664 | $576.4M | 0.10% | +2,110,818+302.9% | Added |
| EdgePoint Investment Group Inc. | 2,918,944 | $599.3M | 4.92% | −12,430−0.4% | Reduced |
| Flossbach Von Storch AG | 3,820,376 | $784.4M | 3.11% | +36,535+1.0% | Added |
| Morgan Stanley | 3,963,062 | $813.7M | 0.05% | +110,037+2.9% | Added |
| Norges Bank | 4,049,351 | $831.4M | 0.09% | +4,049,351 | New |
| JPMorgan Chase & Co | 4,109,307 | $843.7M | 0.06% | −93,235−2.2% | Reduced |
| Invesco Ltd. | 4,281,482 | $879.0M | 0.08% | −182,036−4.1% | Reduced |
| FMR LLC | 4,497,741 | $923.4M | 0.05% | +416,204+10.2% | Added |
| Geode Capital Management, LLC | 5,891,236 | $1.20B | 0.07% | +37,651+0.6% | Added |
| Price T Rowe Associates Inc | 7,892,014 | $1.62B | 0.17% | −1,937,467−19.7% | Reduced |
| State Street Corp | 9,956,361 | $2.04B | 0.07% | +192,677+2.0% | Added |
| BlackRock, Inc. | 19,653,166 | $4.03B | 0.07% | +35,053+0.2% | Added |
| Vanguard Group Inc | 27,169,255 | $5.58B | 0.08% | −4,4500.0% | Reduced |
| Richardson Financial Services Inc. | 3 | – | – | +3 | New |
| Interval Partners, LP | 0 | $0 | 0.00% | −265,944−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −99,845−100.0% | Sold out |
| Distillate Capital Partners LLC | 0 | $0 | 0.00% | −83,848−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −75,942−100.0% | Sold out |
| Sone Capital Management, LLC | 0 | $0 | 0.00% | −49,264−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −24,931−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −14,494−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −14,196−100.0% | Sold out |
| iA Global Asset Management Inc. | 0 | $0 | 0.00% | −10,821−100.0% | Sold out |
| Farringdon Capital, Ltd. | 0 | $0 | 0.00% | −10,808−100.0% | Sold out |
| S-Bank Fund Management Ltd | 0 | $0 | 0.00% | −10,616−100.0% | Sold out |
| Oppenheimer & Co Inc | 0 | $0 | 0.00% | −9,336−100.0% | Sold out |
| WBI Investments | 0 | $0 | 0.00% | −8,042−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −7,334−100.0% | Sold out |
| Kovitz Investment Group Partners, LLC | 0 | $0 | 0.00% | −6,742−100.0% | Sold out |
| Park Avenue Securities LLC | 0 | $0 | 0.00% | −6,600−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −5,827−100.0% | Sold out |
| Brighton Jones LLC | 0 | $0 | 0.00% | −4,493−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −3,967−100.0% | Sold out |
| Epoch Investment Partners, Inc. | 0 | $0 | 0.00% | −3,826−100.0% | Sold out |
| Hartford Funds Management Co LLC | 0 | $0 | 0.00% | −3,812−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −3,751−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −3,620−100.0% | Sold out |
| Unique Wealth Strategies, LLC | 0 | $0 | 0.00% | −3,212−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −2,836−100.0% | Sold out |
| NorthRock Partners, LLC | 0 | $0 | 0.00% | −2,769−100.0% | Sold out |
| Maridea Wealth Management LLC | 0 | $0 | 0.00% | −2,704−100.0% | Sold out |
| Element Capital Management LLC | 0 | $0 | 0.00% | −2,676−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −2,640−100.0% | Sold out |
| Sageworth Trust Co | 0 | $0 | 0.00% | −2,423−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −2,320−100.0% | Sold out |
| Lecap Asset Management Ltd | 0 | $0 | 0.00% | −2,254−100.0% | Sold out |
| Perbak Capital Partners LLP | 0 | $0 | 0.00% | −2,172−100.0% | Sold out |
| Forefront Wealth Partners, LLC | 0 | $0 | 0.00% | −2,146−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −2,106−100.0% | Sold out |
| Polymer Capital Management (HK) LTD | 0 | $0 | 0.00% | −1,716−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −1,698−100.0% | Sold out |
| Strategic Investment Advisors | 0 | $0 | 0.00% | −1,655−100.0% | Sold out |
| 111 Capital | 0 | $0 | 0.00% | −1,616−100.0% | Sold out |
| Whalen Wealth Management Inc. | 0 | $0 | 0.00% | −1,502−100.0% | Sold out |
| Ridgecrest Wealth Partners, LLC | 0 | $0 | 0.00% | −1,350−100.0% | Sold out |
| Hilltop Holdings Inc. | 0 | $0 | 0.00% | −1,303−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −1,298−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −1,290−100.0% | Sold out |
| Baader Bank INC | 0 | $0 | 0.00% | −1,229−100.0% | Sold out |
| Armis Advisers, LLC | 0 | $0 | 0.00% | −1,016−100.0% | Sold out |
| Ameritas Advisory Services, LLC | 0 | $0 | 0.00% | −732−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −488−100.0% | Sold out |
| North Capital, Inc. | 0 | $0 | 0.00% | −468−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −331−100.0% | Sold out |
| Grey Fox Wealth Advisors, LLC | 0 | $0 | 0.00% | −209−100.0% | Sold out |
| Central Pacific Bank - Trust Division | 0 | $0 | 0.00% | −192−100.0% | Sold out |
| Beutel, Goodman & Co Ltd. | 0 | $0 | 0.00% | −195−100.0% | Sold out |
| Marshall & Sterling Wealth Advisors Inc. | 0 | $0 | 0.00% | −177−100.0% | Sold out |
| TruNorth Capital Management, LLC | 0 | $0 | 0.00% | −164−100.0% | Sold out |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −118−100.0% | Sold out |
| Adirondack Trust Co | 0 | $0 | 0.00% | −72−100.0% | Sold out |
| JPL Wealth Management, LLC | 0 | $0 | 0.00% | −48−100.0% | Sold out |
| Cloud Capital Management, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| GPS Wealth Strategies Group, LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Salem Investment Counselors Inc | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| TSFG, LLC | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Tortoise Investment Management, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Trifecta Capital Advisors, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Godsey & Gibb Associates | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Cape Investment Advisory, Inc. | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Longfellow Investment Management Co LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Core Alternative Capital | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Logan Capital Management Inc | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Plante Moran Financial Advisors, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Jarislowsky, Fraser Ltd | – | – | – | – | Not filed |
| Glenmede Investment Management, LP | – | – | – | – | Not filed |