Amphenol Corp /De/ (APH) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

5,220,189Shares held by institutions

$621,985,519Value of institutional holdings

92.83%Institutional ownership %

1.61%Shares Changed QoQ

1,644No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Amphenol Corp /De/ (NYSE:APH) is held by 2,004 institutional investors per 13F filings through December 2025.

These investors collectively held 100.4% of Amphenol's outstanding shares in December 2025, up from 92.3% in September 2025.
They increased total shares held in Amphenol by 14.06% from last quarter, and the number of investors in APH increased 44.38% annually.
Activity in APH broke down as 1,085 buyers, 743 sellers, and 176 unchanged among 2,004 total holders.
Combined, these investors held 1.28Bn shares in APH for December 2025, up by 158.16Mn shares quarter on quarter, and up 80.15Mn shares year over year.
As of December 31, 2025, J. Stern & Co. LLP held the largest stake in Amphenol with 153.54Mn shares, accounting for 12.02% of total shares outstanding.
The most significant purchases of APH for the quarter ending December 2025 came from J. Stern & Co. LLP (152.73Mn), NORGES BANK (22.59Mn), JENNISON ASSOCIATES LLC (7.93Mn), Capital International Investors (5.67Mn), BlackRock, Inc. (5.29Mn).
The biggest sellers of Amphenol for the quarter ending December 2025 included Bank Of America Corp /De/ (23.33Mn), FMR LLC (13.4Mn), Bank of New York Mellon Corp (6.29Mn), Goldman Sachs Group Inc (3.64Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (2.62Mn).
Per Business Quant data, the top 10 holders of Amphenol for the quarter ending December 2025 are J. Stern & Co. LLP (153.54Mn), VANGUARD GROUP INC (126.55Mn), BlackRock, Inc. (106.14Mn), FMR LLC (86.42Mn), State Street Corp (56.91Mn), Jpmorgan Chase & Co (34.33Mn), GEODE CAPITAL MANAGEMENT, LLC (30.32Mn), Capital International Investors (23.68Mn), NORGES BANK (22.59Mn), Bank Of America Corp /De/ (21.96Mn).

2,009 Institutional Holders

5,220,189 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	5,289,506	5.25%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	1,322,682	1.06%	$0.00
J. Stern & Co. LLP	31 Dec, 2025	152,734,509	18,971.51%	$0.00
Barclays Plc	31 Dec, 2025	-8,502,011	-62.47%	$0.00
Larry Mathis Financial Planning, LLC	31 Dec, 2025	2,350	0.00%	$0.00
FMR LLC	31 Dec, 2025	-13,395,833	-13.42%	$0.00
T. Rowe Price Investment Management, Inc.	31 Dec, 2025	4,854,743	39.78%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	2,153,729	87.82%	$0.00
State Street Corp	31 Dec, 2025	888,526	1.59%	$0.00
Nuveen, LLC	31 Dec, 2025	9,292	0.12%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	627,099	139.30%	$0.00
Jpmorgan Chase & Co	31 Dec, 2025	456,924	1.35%	$0.00
UBS Group AG	31 Dec, 2025	768,827	20.18%	$0.00
World Investment Advisors	31 Dec, 2025	31,912	107.75%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	748,813	2.53%	$0.00
National Pension Service	31 Dec, 2025	-116,449	-3.47%	$0.00
Forty-three Eighteen Advisors, LLC	31 Dec, 2025	11,500	0.00%	$0.00
Capital International Investors	31 Dec, 2025	5,674,225	31.51%	$0.00
Alphinity Investment Management Pty Ltd	31 Dec, 2025	-990,097	-27.81%	$0.00
PEAK6 LLC	31 Dec, 2025	8,004	0.00%	$0.00

1 - 20 of 2,009

Research Tools