PRIMECAP MANAGEMENT CO/CA/

Position in AME — Ametek Inc/

CIK 763212 PASADENA, CA

Position in AME

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$176,451,291

+$7,449,544 QoQ

Shares Held

823,154

0.0% QoQ

Ownership

0.359%

of shares outstanding

% of Portfolio

0.14%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

PRIMECAP MANAGEMENT CO/CA/ holds $1,056,913,907 across 5 Specialty Industrial Machinery names. AME ranks #2 (16.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	IEX	Idex Corp /De/	3,302,937	$626,071,708
2	AME	Ametek Inc/ This page	823,154	$176,451,291
3	OTIS	Otis Worldwide Corp	2,092,560	$161,294,524
4	ROK	Rockwell Automation, Inc	254,630	$91,381,614
5	ITT	Itt Inc.	9,000	$1,714,770

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$176,451,291	823,154	0.0%	Shares	Sole	2026-05-11
2025-12-31	$169,001,747	823,154	+0.5%	Shares	Sole	2026-02-11
2025-09-30	$154,000,952	819,154	+5.2%	Shares	Sole	2025-11-12
2025-06-30	$140,923,323	778,754	+122.4%	Shares	Sole	2025-08-11
2025-03-31	$60,271,378	350,130	+0.1%	Shares	Sole	2025-05-09
2024-12-31	$63,072,974	349,900	-1.7%	Shares	Sole	2025-02-10
2024-09-30	$61,111,589	355,900	+1.0%	Shares	Sole	2024-11-08
2024-06-30	$58,748,604	352,400	-8.9%	Shares	Sole	2024-08-09
2024-03-31	$70,764,010	386,900	-17.8%	Shares	Sole	2024-05-14
2023-12-31	$77,646,701	470,900	0.0%	Shares	Sole	2024-02-09
2023-09-30	$69,580,184	470,900	-5.5%	Shares	Sole	2023-11-13
2023-06-30	$80,680,992	498,400	-2.4%	Shares	Sole	2023-08-11
2023-03-31	$74,176,432	510,400	+2.0%	Shares	Sole	2023-05-15
2022-12-31	$69,915,888	500,400	-0.2%	Shares	Sole	2023-02-13
2022-09-30	$56,863,774	501,400	-47.8%	Shares	Sole	2022-11-14
2022-06-30	$105,455,938	959,650	+1.1%	Shares	Sole	2022-08-11
2022-03-31	$126,474,387	949,650	-19.1%	Shares	Sole	2022-05-11
2021-12-31	$172,674,953	1,174,340	-9.3%	Shares	Sole	2022-02-11
2021-09-30	$160,511,103	1,294,340	-0.0%	Shares	Sole	2021-11-12
2021-06-30	$172,821,090	1,294,540	-0.5%	Shares	Sole	2021-08-10
2021-03-31	$166,220,158	1,301,340	+15.8%	Shares	Sole	2021-05-14
2020-12-31	$135,905,115	1,123,740	-0.6%	Shares	Sole	2021-02-08
2020-09-30	$112,375,676	1,130,540	-0.2%	Shares	Sole	2020-11-13
2020-06-30	$101,215,099	1,132,540	+0.1%	Shares	Sole	2020-08-13
2020-03-31	$81,486,308	1,131,440	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.