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Amphenol Corp

APH
Exchange
NYSE
Industry
Electronic Connectors
SEC CIK
0000820313

In the last 90 days, Amphenol Corp insiders filed 0 open-market purchases and 4 sales; 2,340 institutions reported holding it in 13F filings for Q2 2026, worth $205.1B in total; superinvestors Weitz Investment Management and Maverick Capital hold it.

13F holders, Q1 2026

Institutional positions in Amphenol Corp as of Mar 31, 2026. 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
2,136
+113 vs. Q4 2025
Shares held
1.15B
+71.4M (+6.6%) vs. Q4 2025
Total value
$145.4B
+$9.42B (+6.9%) vs. Q4 2025
New holders
256
870 more added
Sold out
143
815 more reduced

36 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting APH 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 2026: 2,136 institutions
Q1 2021: 810 institutionsQ2 2021: 821 institutionsQ3 2021: 839 institutionsQ4 2021: 892 institutionsQ1 2022: 896 institutionsQ2 2022: 898 institutionsQ3 2022: 911 institutionsQ4 2022: 951 institutionsQ1 2023: 980 institutionsQ2 2023: 983 institutionsQ3 2023: 1,010 institutionsQ4 2023: 1,085 institutionsQ1 2024: 1,157 institutionsQ2 2024: 1,298 institutionsQ3 2024: 1,295 institutionsQ4 2024: 1,407 institutionsQ1 2025: 1,427 institutionsQ2 2025: 1,648 institutionsQ3 2025: 1,829 institutionsQ4 2025: 2,059 institutionsQ1 2026: 2,136 institutionsQ2 2026: 2,340 institutions
Value heldQ1 2026: $145.4B
Q1 2021: $37.3BQ2 2021: $38.9BQ3 2021: $42.0BQ4 2021: $50.2BQ1 2022: $42.7BQ2 2022: $36.2BQ3 2022: $38.1BQ4 2022: $43.3BQ1 2023: $46.6BQ2 2023: $48.4BQ3 2023: $47.7BQ4 2023: $57.8BQ1 2024: $66.7BQ2 2024: $77.0BQ3 2024: $73.8BQ4 2024: $79.6BQ1 2025: $75.5BQ2 2025: $114.7BQ3 2025: $141.0BQ4 2025: $156.8BQ1 2026: $145.4BQ2 2026: $205.1B
Institutions holding APH and their total value by quarter
QuarterHoldersValue
Q2 20262,340$205.1B
Q1 20262,136$145.4B
Q4 20252,059$156.8B
Q3 20251,829$141.0B
Q2 20251,648$114.7B
Q1 20251,427$75.5B
Q4 20241,407$79.6B
Q3 20241,295$73.8B
Q2 20241,298$77.0B
Q1 20241,157$66.7B
Q4 20231,085$57.8B
Q3 20231,010$47.7B
Q2 2023983$48.4B
Q1 2023980$46.6B
Q4 2022951$43.3B
Q3 2022911$38.1B
Q2 2022898$36.2B
Q1 2022896$42.7B
Q4 2021892$50.2B
Q3 2021839$42.0B
Q2 2021821$38.9B
Q1 2021810$37.3B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q4 2025.

Institutions holding APH in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Burney Co75,818$9.58M0.30%−26,354−25.8%Reduced
Apollon Wealth Management, LLC76,428$9.66M0.16%+651+0.9%Added
XTX Topco Ltd76,519$9.67M0.17%+54,071+240.9%Added
Kepler Cheuvreux (Suisse) SA76,984$9.73M0.65%−26,514−25.6%Reduced
Sone Capital Management, LLC78,186$9.88M0.83%−39,537−33.6%Reduced
Meeder Asset Management Inc78,590$9.93M0.57%+2,739+3.6%Added
Davenport & Co LLC78,780$9.95M0.06%+14,682+22.9%Added
Cary Street Partners Financial LLC78,796$9.96M0.25%+682+0.9%Added
Generali Asset Management SPA SGR79,090$9.99M0.21%−7,982−9.2%Reduced
LaFleur & Godfrey LLC79,122$10.0M1.24%−831−1.0%Reduced
Erste Asset Management GmbH80,959$10.0M0.09%−4,000−4.7%Reduced
Hantz Financial Services, Inc.80,222$10.1M0.15%−14,224−15.1%Reduced
Loomis Sayles & Co L P81,486$10.3M0.01%+19,681+31.8%Added
Texas Yale Capital Corp.83,214$10.5M0.30%−220.0%Reduced
Candriam Luxembourg S.C.A.84,133$10.6M0.06%−50.0%Reduced
Tower Research Capital LLC (TRC)84,788$10.7M0.28%+47,848+129.5%Added
Vestmark Advisory Solutions, Inc.86,203$10.9M0.12%+38,022+78.9%Added
Mill Capital Management, LLC87,224$11.0M0.84%+6,520+8.1%Added
Amica Mutual Insurance Co87,322$11.0M0.95%00.0%Unchanged
Progressive Investment Management Corp87,668$11.1M2.92%−88−0.1%Reduced
Winton Group Ltd87,673$11.1M0.39%−23,750−21.3%Reduced
GWM Advisors LLC87,674$11.1M0.04%−3,057−3.4%Reduced
Vident Advisory, LLC87,981$11.1M0.09%+14,231+19.3%Added
Allstate Corp88,151$11.1M0.12%−4,096−4.4%Reduced
Aware Super Pty Ltd as trustee of Aware Super88,469$11.2M0.17%+88,469New
Horizon Investments, LLC89,191$11.3M0.13%−12,025−11.9%Reduced
Indivisible Partners89,670$11.3M1.00%+19,562+27.9%Added
Pinnacle Financial Partners, Inc.89,801$11.3M0.09%+2,917+3.4%Added
Midwest Trust Co90,388$11.4M0.14%+386+0.4%Added
Petredis Investment Advisors LLC90,548$11.4M0.94%−744−0.8%Reduced
Albion Financial Group90,995$11.5M0.74%−69,405−43.3%Reduced
Hancock Whitney Corp78,998$11.6M0.20%−747−0.9%Reduced
Texas Capital Bank Wealth Management Services Inc92,301$11.7M0.69%−6,913−7.0%Reduced
GW&K Investment Management, LLC92,682$11.7M0.10%+90,568+4,284.2%Added
Ravenstone Capital Management Inc.92,972$11.7M5.87%−19,376−17.2%Reduced
BFSG, LLC93,919$11.9M1.13%−2,024−2.1%Reduced
Gulf International Bank (UK) Ltd94,637$12.0M0.27%+33,903+55.8%Added
Smith, Salley & Associates95,306$12.0M0.61%+5,540+6.2%Added
Investment Management Corp of Ontario97,221$12.3M0.16%−11,131−10.3%Reduced
Omers Administration Corp97,453$12.3M0.08%+16,659+20.6%Added
KR Capital LP98,339$12.4M2.49%+98,339New
Wiley Bros.-Aintree Capital, LLC141,264$12.6M0.06%+3,522+2.6%Added
Ethic Inc.99,998$12.6M0.20%−11,016−9.9%Reduced
First Citizens Bank & Trust Co101,344$12.8M0.27%+1,680+1.7%Added
Suncoast Equity Management101,617$12.8M1.54%−1,613−1.6%Reduced
Danica Pension, Livsforsikringsaktieselskab101,944$12.9M0.24%+101,944New
Atria Investments LLC102,656$13.0M0.15%−12,302−10.7%Reduced
Federation des caisses Desjardins du Quebec102,975$13.0M0.05%+42,990+71.7%Added
Sanibel Captiva Trust Company, Inc.103,927$13.1M0.37%+14,551+16.3%Added
NLB Skladi, upravljanje premozenja, d.o.o.104,207$13.2M0.63%00.0%Unchanged
Vinva Investment Management Ltd111,001$13.2M0.16%−10,361−8.5%Reduced
Lynwood Price Capital Management LP105,000$13.3M7.13%+42,000+66.7%Added
Jain Global LLC105,066$13.3M0.17%−154,443−59.5%Reduced
LTS One Management LP105,150$13.3M5.57%−7,850−6.9%Reduced
OpenArc Corporate Advisory, LLC106,079$13.4M0.19%+35,699+50.7%Added
Huntington National Bank107,016$13.5M0.07%+22,079+26.0%Added
Integrated Wealth Concepts LLC107,735$13.6M0.11%+46,932+77.2%Added
Intech Investment Management LLC107,738$13.6M0.13%+35,145+48.4%Added
Brinker Capital Investments, LLC108,536$13.7M0.12%+21,400+24.6%Added
Ironvine Capital Partners, LLC109,142$13.8M1.52%−14,724−11.9%Reduced
Aristotle Atlantic Partners, LLC109,251$13.8M0.65%−4,427−3.9%Reduced
Transamerica Financial Advisors, Inc.109,308$13.8M1.18%−6,104−5.3%Reduced
Exchange Traded Concepts, LLC109,494$13.8M0.11%+47,456+76.5%Added
Cambridge Investment Research Advisors, Inc.110,142$13.9M0.04%+12,610+12.9%Added
Northwestern Mutual Wealth Management Co111,287$14.1M0.01%+10,568+10.5%Added
Baker Avenue Asset Management, LP111,525$14.1M0.32%+6,519+6.2%Added
Turtle Creek Wealth Advisors, LLC112,002$14.2M1.07%+5,741+5.4%Added
Raiffeisen Bank International AG119,773$14.3M0.21%+38,828+48.0%Added
Copeland Capital Management, LLC113,094$14.3M0.32%−25,523−18.4%Reduced
Lido Advisors, LLC113,115$14.3M0.06%−52,822−31.8%Reduced
Carderock Capital Management Inc113,454$14.3M3.54%−10,321−8.3%Reduced
We Are One Seven, LLC114,877$14.5M0.29%−6,342−5.2%Reduced
Commerce Bank115,247$14.6M0.07%−2,159−1.8%Reduced
Federated Hermes, Inc.115,609$14.6M0.02%−474,595−80.4%Reduced
Scopus Asset Management, L.P.115,994$14.7M0.46%+47,230+68.7%Added
Flputnam Investment Management Co117,501$14.8M0.22%−5,055−4.1%Reduced
Ossiam118,895$15.0M0.26%+99,377+509.2%Added
Vestcor Inc121,149$15.3M0.42%+18,857+18.4%Added
Union Heritage Capital, LLC121,190$15.3M5.69%−37,900−23.8%Reduced
Nutshell Asset Management Ltd122,218$15.4M8.46%+20,976+20.7%Added
State of Alaska, Department of Revenue122,297$15.5M0.17%+1,835+1.5%Added
OP Asset Management Ltd123,797$15.6M0.16%−9,340−7.0%Reduced
Brant Point Investment Management LLC123,962$15.7M4.30%−15,038−10.8%Reduced
Frontier Capital Management Co LLC124,757$15.8M0.16%−102,275−45.0%Reduced
Brookstone Capital Management126,004$15.9M0.18%+5,295+4.4%Added
ExodusPoint Capital Management, LP126,186$15.9M0.16%+101,749+416.4%Added
Tema ETFs LLC126,538$16.0M1.07%+15,883+14.4%Added
Commonwealth Equity Services, LLC126,549$16.0M0.02%+1,721+1.4%Added
Covea Finance127,136$16.1M0.56%−31,384−19.8%Reduced
SEB Asset Management AB128,412$16.2M0.07%+128,412New
ASR Vermogensbeheer N.V.128,426$16.2M0.19%+2,095+1.7%Added
Hendley & Co Inc129,326$16.3M6.05%−389−0.3%Reduced
Richard C. Young & CO., LTD.129,384$16.3M1.35%+129,384New
1832 Asset Management L.P.129,463$16.4M0.02%−161,790−55.5%Reduced
Guardian Capital LP129,747$16.4M0.43%+110,200+563.8%Added
Azimuth Capital Investment Management LLC130,486$16.5M0.62%−46,487−26.3%Reduced
CBOE Vest Financial, LLC131,355$16.6M0.20%+111,024+546.1%Added
HFR Wealth Management, LLC131,692$16.6M4.08%−83,101−38.7%Reduced
AIA Group Ltd132,242$16.7M0.24%+56,564+74.7%Added
Y-Intercept (Hong Kong) Ltd132,771$16.8M0.32%+113,449+587.1%Added