Ametek Inc

AME

Exchange: NYSE
Industry: Industrial Instruments For Measurement, Display, and Control
SEC CIK: 0001037868

SEC filings (opens in a new tab)

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 2021

Institutional positions in Ametek Inc as of Mar 31, 2021. 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: 695; No complete 13F data for Q4 2020
Shares held: 199.2M; No complete 13F data for Q4 2020
Total value: $25.4B; No complete 13F data for Q4 2020

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.

Institutional holdersQ1 2021: 695 institutions

Value heldQ1 2021: $25.4B

Institutions holding AME and their total value by quarter
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 2021

Shares, value and share of portfolio for each institution holding Ametek Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding AME in Q1 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
Occudo Quantitative Strategies LP	19,369	$2.47M	0.54%	–	–
Richard Bernstein Advisors LLC	19,343	$2.47M	0.06%	–	–
Varma Mutual Pension Insurance Co	19,294	$2.46M	0.04%	–	–
Meiji Yasuda Life Insurance Co	19,220	$2.46M	0.05%	–	–
Buckhead Capital Management LLC	19,192	$2.45M	0.57%	–	–
Moors & Cabot, Inc.	19,150	$2.45M	0.19%	–	–
Norinchukin Bank, The	19,151	$2.45M	0.03%	–	–
Oregon Public Employees Retirement Fund	19,059	$2.43M	0.03%	–	–
Sit Investment Associates Inc	18,800	$2.40M	0.06%	–	–
Nordea Investment Management AB	18,750	$2.40M	0.00%	–	–
CWM Advisors, LLC	18,382	$2.35M	0.36%	–	–
Three Peaks Capital Management, LLC	18,159	$2.32M	0.73%	–	–
Distillate Capital Partners LLC	17,827	$2.28M	0.74%	–	–
Maryland State Retirement & Pension System	17,534	$2.24M	0.08%	–	–
Johnson Investment Counsel Inc	17,428	$2.23M	0.03%	–	–
Tudor Investment Corp Et Al	17,036	$2.18M	0.05%	–	–
Dudley & Shanley, Inc.	17,024	$2.17M	0.38%	–	–
Bridgewater Advisors Inc.	16,540	$2.16M	1.10%	–	–
Elo Mutual Pension Insurance Co	16,598	$2.12M	0.07%	–	–
Wealthfront Advisers LLC	16,569	$2.12M	0.01%	–	–
Pacer Advisors, Inc.	15,882	$2.03M	0.04%	–	–
Oppenheimer & Co Inc	15,356	$1.96M	0.04%	–	–
ING Groep NV	15,266	$1.95M	0.04%	–	–
Nippon Life Global Investors Americas, Inc.	15,260	$1.95M	0.11%	–	–
Marshall Wace North America L.P.	15,031	$1.92M	0.01%	–	–
K.J. Harrison & Partners Inc	15,000	$1.92M	0.30%	–	–
Fort, L.P.	14,782	$1.89M	0.53%	–	–
Point72 Hong Kong Ltd	14,724	$1.88M	0.15%	–	–
Commonwealth Equity Services, LLC	14,614	$1.87M	0.01%	–	–
New Mexico Educational Retirement Board	14,550	$1.86M	0.07%	–	–
Deltec Asset Management LLC	14,500	$1.85M	0.28%	–	–
USS Investment Management Ltd	14,323	$1.83M	0.02%	–	–
Louisiana State Employees Retirement System	14,300	$1.83M	0.05%	–	–
Prio Wealth Limited Partnership	14,250	$1.82M	0.07%	–	–
SG Americas Securities, LLC	14,173	$1.81M	0.01%	–	–
Federation des caisses Desjardins du Quebec	14,044	$1.79M	0.02%	–	–
Pendal Group Limited	14,019	$1.79M	0.02%	–	–
Rathbone Brothers plc	14,007	$1.79M	0.02%	–	–
Kensington Investment Counsel, LLC	13,981	$1.79M	1.34%	–	–
Kentucky Retirement Systems	13,940	$1.78M	0.09%	–	–
Sunflower Bank, N.A.	13,918	$1.78M	0.29%	–	–
Sumitomo Mitsui DS Asset Management Company, Ltd	13,820	$1.76M	0.05%	–	–
Perigon Wealth Management, LLC	13,740	$1.75M	0.18%	–	–
Panagora Asset Management Inc	13,688	$1.75M	0.01%	–	–
Cornerstone Advisory, LLC	13,623	$1.74M	0.33%	–	–
Gateway Investment Advisers LLC	13,600	$1.74M	0.02%	–	–
First Hawaiian Bank	12,930	$1.65M	0.07%	–	–
Clark Capital Management Group, Inc.	12,807	$1.64M	0.02%	–	–
Rodgers Brothers Inc.	12,708	$1.62M	0.34%	–	–
Jefferies Group LLC	12,617	$1.61M	0.04%	–	–
Amalgamated Bank	12,530	$1.60M	0.06%	–	–
Ativo Capital Management LLC	12,400	$1.58M	0.67%	–	–
Carret Asset Management, LLC	12,270	$1.57M	0.19%	–	–
Moody National Bank Trust Division	11,927	$1.52M	0.04%	–	–
Diversified Trust Co	11,850	$1.51M	0.06%	–	–
Veritable, L.P.	11,848	$1.51M	0.03%	–	–
Avalon Investment & Advisory	11,834	$1.51M	0.03%	–	–
Manchester Capital Management LLC	11,681	$1.49M	0.22%	–	–
Advisor Partners LLC	11,533	$1.47M	0.11%	–	–
Roundview Capital LLC	11,451	$1.46M	0.18%	–	–
MML Investors Services, LLC	11,348	$1.45M	0.01%	–	–
Hikari Power Ltd	11,270	$1.44M	0.15%	–	–
Intrust Bank NA	11,249	$1.44M	0.21%	–	–
Sumitomo Life Insurance Co	11,189	$1.43M	0.06%	–	–
Raymond James Trust N.A.	10,842	$1.39M	0.05%	–	–
Advisors Asset Management, Inc.	10,558	$1.35M	0.02%	–	–
Northwestern Mutual Investment Management Company, LLC	10,452	$1.33M	0.02%	–	–
Blueshift Asset Management, LLC	10,319	$1.32M	0.13%	–	–
Private Trust Co NA	10,314	$1.32M	0.21%	–	–
Resources Management Corp	10,260	$1.31M	0.20%	–	–
Knowledge Leaders Capital, LLC	10,147	$1.30M	1.03%	–	–
Brinker Capital Investments, LLC	10,144	$1.29M	0.02%	–	–
Spectrum Asset Management, Inc. (NB/CA)	10,080	$1.29M	0.40%	–	–
AlphaCentric Advisors LLC	10,000	$1.28M	0.43%	–	–
Spouting Rock Asset Management, LLC	9,990	$1.28M	0.40%	–	–
Xponance, Inc.	9,911	$1.27M	0.03%	–	–
Cim, LLC	9,230	$1.26M	0.23%	–	–
Bridge Creek Capital Management LLC	9,832	$1.26M	0.48%	–	–
Vontobel Holding Ltd.	9,470	$1.21M	0.01%	–	–
Montag & Caldwell, LLC	9,420	$1.20M	0.11%	–	–
Waldron Private Wealth LLC	8,852	$1.13M	0.08%	–	–
Burney Co	8,721	$1.11M	0.05%	–	–
Bank Julius Baer & Co. Ltd, Zurich	8,661	$1.11M	0.01%	–	–
MainStreet Investment Advisors LLC	8,659	$1.11M	0.09%	–	–
Storebrand Asset Management AS	8,436	$1.08M	0.01%	–	–
Mayfair Advisory Group, LLC	8,282	$1.07M	1.91%	–	–
Cigna Investments Inc	8,268	$1.06M	0.07%	–	–
Private Advisor Group, LLC	8,219	$1.05M	0.01%	–	–
Affinity Capital Advisors, LLC	8,207	$1.05M	0.38%	–	–
Natixis Investment Managers International	8,175	$1.04M	0.07%	–	–
Apollon Wealth Management, LLC	8,165	$1.04M	0.20%	–	–
BP PLC	7,995	$1.02M	0.04%	–	–
Mirae Asset Global Investments Co., Ltd.	7,990	$1.02M	0.00%	–	–
Capitolis Advisors LLC	7,937	$1.01M	0.02%	–	–
Massmutual Trust Co FSB	7,916	$1.01M	0.05%	–	–
IBM Retirement Fund	7,814	$998.0K	0.07%	–	–
Cubist Systematic Strategies, LLC	7,628	$974.0K	0.01%	–	–
Fuller & Thaler Asset Management, Inc.	7,545	$964.0K	0.01%	–	–
Assenagon Asset Management S.A.	7,459	$953.0K	0.00%	–	–
FORA Capital, LLC	7,449	$951.0K	0.31%	–	–