APH — Amphenol Corp Institutional Holders · Q3 2026

Name: Who Owns APH? 99 Institutions Hold $926M (Q3 2026)
Creator: ko.io

Who owns Amphenol Corp (APH)? 99 institutions reported holding $925.81M in SEC 13F filings for Q3 2026 (period ended 2026-09-30). Largest holders: Fenimore Asset Management Inc ($238.9M), Congress Asset Management Co ($181.0M), Avity Investment Management Inc. ($64.3M).

Rank	Institution	Value	Shares	Change
1	Fenimore Asset Management Inc	$238.9M	2.8M	Added
2	CONGRESS ASSET MANAGEMENT CO	$181.0M	2.1M	Added
3	AVITY INVESTMENT MANAGEMENT INC.	$64.3M	762,835	Added
4	Mn Services Vermogensbeheer B.V.	$61.5M	730,124	Added
5	Gradient Investments LLC	$36.7M	435,146	Added
6	NORTH POINT PORTFOLIO MANAGERS CORP/OH	$36.4M	430,656	Added
7	EASTERN BANK	$34.9M	413,997	Added
8	ZEVENBERGEN CAPITAL INVESTMENTS LLC	$29.7M	352,195	Added
9	PROFESSIONAL ADVISORY SERVICES INC	$27.6M	327,395	Added
10	DUDLEY & SHANLEY, INC.	$25.9M	307,828	Added
11	YHB Investment Advisors, Inc.	$23.3M	276,033	Added
12	CONFLUENCE INVESTMENT MANAGEMENT LLC	$18.0M	213,527	Added
13	CX Institutional	$12.9M	152,859	Added
14	Bath Savings Trust Co	$11.8M	140,241	Added
15	Farther Finance Advisors, LLC	$10.6M	125,383	Added
16	GAMMA Investing LLC	$10.2M	121,334	Added
17	HALL LAURIE J TRUSTEE	$9.6M	113,767	Added
18	BRIGHT ROCK CAPITAL MANAGEMENT, LLC	$7.2M	86,000	Added
19	Monument Capital Management	$5.9M	70,512	Added
20	Cox Capital Mgt LLC	$5.7M	67,878	Added
21	Central Pacific Bank - Trust Division	$5.5M	65,502	Added
22	Stokes Capital Advisors, LLC	$5.3M	63,275	Added
23	Wedmont Private Capital	$4.7M	54,791	Added
24	Strong Retirement Solutions LLC	$4.2M	49,778	Added
25	CYPRESS ASSET MANAGEMENT INC/TX	$4.1M	49,198	Added

Source: SEC Form 13F filings · as of 2026-09-30