AMPHENOL CORP-CL A (APH) Institutional Ownership Changes & 13F Activity

AMPHENOL CORP-CL A (APH) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Lone Pine Capital, Egerton Capital UK, Renaissance Technologies LLC, Joho Capital, and Jensen Investment Management.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2024Jensen Investment ManagementSell-871,8843,095,660$201,713,206
Q3 2024Sequoia Financial AdvisorsBuy1,43218,782$1,223,856
Q3 2024Torray FundSell-3104,027$6,778,399
Q2 2024Third PointBuy2,800,0002,800,000$188,636,000
Q2 2024Jensen Investment ManagementBuy990,9473,967,544$267,293,439
Q2 2024Torray FundBuy89,650104,030$7,008,501
Q2 2024Joho CapitalBuy39,24078,480$5,287,198
Q2 2024Sequoia Financial AdvisorsBuy9,13117,350$1,168,853
Q2 2024Matrix Advisors Value FundBuy3,0563,056$206,000
Q1 2024Jensen Investment ManagementSell-390,3252,976,597$343,350,464
Q1 2024Torray FundSell-47,34214,380$6,949,838
Q1 2024Renaissance Technologies LLCSell-28,562108,500$12,515
Q1 2024Sequoia Financial AdvisorsSell-4,5308,219$948,101
Q4 2023Jensen Investment ManagementSell-79,1623,366,922$333,762,978
Q4 2023Joho CapitalBuy11,00039,240$3,889,861
Q4 2023Sequoia Financial AdvisorsBuy5,00812,749$1,263,828
Q4 2023Torray FundBuy60561,722$6,118,502
Q3 2023Jensen Investment ManagementSell-29,8353,446,084$289,436,595
Q3 2023Renaissance Technologies LLCBuy4,462137,062$11,512
Q3 2023Torray FundSell-3,58161,117$5,133,217
Q3 2023Sequoia Financial AdvisorsBuy8117,741$650,179
Q2 2023Jensen Investment ManagementBuy33,4433,475,919$295,279,319
Q2 2023Torray FundSell-1,30764,698$5,496,095
Q2 2023Sequoia Financial AdvisorsSell-9846,930$588,711
Q1 2023Renaissance Technologies LLCSell-130,000132,600$10,836
Q1 2023Jensen Investment ManagementSell-117,9543,442,476$277,670,114
Q1 2023Joho CapitalSell-15,90028,240$2,307,773
Q1 2023Torray FundSell-1,94566,005$5,393,929
Q1 2023Sequoia Financial AdvisorsBuy9987,914$646,735
Q4 2022Jensen Investment ManagementBuy668,6323,560,430$271,091,140

Frequently asked questions about APH activity

  • Which institutional owners are buying APH?

    Institutional owners buying APH include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in APH activity?

    "Buy" means an investor increased their reported position in APH compared to the prior reporting period. This reflects growing exposure to AMPHENOL CORP-CL A (APH) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in APH increasing?

    Institutional interest in APH can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

Related APH insights