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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 2025

Institutional positions in Amphenol Corp as of Mar 31, 2025. 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
1,427
+43 vs. Q4 2024
Shares held
1.15B
+22.7M (+2.0%) vs. Q4 2024
Total value
$75.5B
−$2.95B (−3.8%) vs. Q4 2024
New holders
179
604 more added
Sold out
136
470 more reduced

23 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 2025: 1,427 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 2025: $75.5B
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 2025

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q4 2024.

Institutions holding APH in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
APG Asset Management US Inc.36,408$2.41M0.02%00.0%Unchanged
Meeder Advisory Services, Inc.36,148$2.37M0.14%+156+0.4%Added
Keebeck Wealth Management, LLC35,922$2.36M0.35%+35,922New
Loomis Sayles & Co L P35,855$2.35M0.00%+34,519+2,583.8%Added
RSM US Wealth Management LLC35,348$2.32M0.04%−9,085−20.4%Reduced
Bryn Mawr Trust Co35,423$2.32M0.04%−1,036−2.8%Reduced
Signaturefd, LLC35,344$2.32M0.04%+2,474+7.5%Added
Zurich Insurance Group Ltd35,000$2.30M0.02%00.0%Unchanged
J. Safra Sarasin Holding AG34,921$2.29M0.04%+34,921New
Decatur Capital Management, Inc.34,853$2.29M1.19%+77+0.2%Added
Kentucky Retirement Systems Insurance Trust Fund34,357$2.25M0.16%+28,752+513.0%Added
Legato Capital Management LLC33,564$2.20M0.30%+12,226+57.3%Added
Argentarii, LLC33,501$2.20M1.09%+1,942+6.2%Added
Cox Capital Mgt LLC33,497$2.20M1.60%+33,497New
Mattson Financial Services, LLC33,179$2.18M0.65%+33,179New
Moody Lynn & Lieberson, LLC33,048$2.17M0.14%00.0%Unchanged
Roundview Capital LLC32,748$2.15M0.15%+10,580+47.7%Added
Parr McKnight Wealth Management Group, LLC32,546$2.13M0.31%+2,062+6.8%Added
Bleakley Financial Group, LLC32,461$2.13M0.07%+1,763+5.7%Added
Bath Savings Trust Co32,257$2.12M0.22%+12,120+60.2%Added
Assetmark, Inc32,219$2.11M0.01%+2,936+10.0%Added
Congress Wealth Management LLC32,191$2.11M0.03%−709−2.2%Reduced
Fiduciary Group LLC31,984$2.10M0.21%+16,994+113.4%Added
Occudo Quantitative Strategies LP31,435$2.09M0.28%+31,435New
Meiji Yasuda Asset Management Co Ltd.31,844$2.09M0.08%+1,379+4.5%Added
Axxcess Wealth Management, LLC31,811$2.09M0.06%−1,484−4.5%Reduced
Snowden Capital Advisors LLC31,535$2.07M0.07%−2,089−6.2%Reduced
Mesirow Financial Investment Management, Inc.31,588$2.07M0.04%−6,566−17.2%Reduced
Winton Group Ltd31,505$2.07M0.13%+31,505New
Sandy Spring Bank31,164$2.04M0.09%−9,225−22.8%Reduced
NewEdge Wealth, LLC31,012$2.03M0.04%+2,471+8.7%Added
Kestra Private Wealth Services, LLC30,688$2.01M0.03%+1,593+5.5%Added
Valley National Advisers Inc30,102$1.97M0.36%+520+1.8%Added
Knightsbridge Asset Management, LLC29,959$1.97M0.50%+978+3.4%Added
Coldstream Capital Management Inc29,905$1.96M0.04%+774+2.7%Added
Lombard Odier Asset Management (Switzerland) SA29,867$1.96M0.11%+4,010+15.5%Added
King Luther Capital Management Corp29,684$1.95M0.01%−1,900−6.0%Reduced
Tema ETFs LLC29,561$1.94M0.58%+23,793+412.5%Added
Prudential PLC29,518$1.94M0.01%+10,302+53.6%Added
J. W. Coons Advisors, LLC29,437$1.93M0.51%+1,052+3.7%Added
iA Global Asset Management Inc.29,284$1.92M0.03%−98,455−77.1%Reduced
Town & Country Bank & Trust CO dba First Bankers Trust CO29,245$1.92M0.76%+2,319+8.6%Added
Machina Capital S.A.S.29,090$1.91M0.57%+299+1.0%Added
NBT Bank N A28,955$1.90M0.14%−23−0.1%Reduced
Values First Advisors, Inc.28,840$1.90M1.11%+157+0.5%Added
Hemenway Trust Co LLC28,805$1.89M0.15%−805−2.7%Reduced
Sterling Capital Management LLC28,668$1.88M0.03%−2,117−6.9%Reduced
United Services Automobile Association27,848$1.85M0.06%00.0%Unchanged
Dark Forest Capital Management LP28,169$1.85M0.08%+22,399+388.2%Added
CAPROCK Group, Inc.28,064$1.85M0.06%−3,894−12.2%Reduced
Kestra Advisory Services, LLC28,130$1.85M0.01%−10,215−26.6%Reduced
BancorpSouth Bank27,984$1.84M0.13%00.0%Unchanged
Taylor Frigon Capital Management LLC27,242$1.79M1.06%−112−0.4%Reduced
Guggenheim Capital LLC27,129$1.78M0.02%−6,624−19.6%Reduced
BNP Paribas26,515$1.76M0.07%+26,515New
Sequoia Financial Advisors, LLC26,893$1.76M0.01%+4,337+19.2%Added
DF Dent & Co Inc26,848$1.76M0.02%−4,801−15.2%Reduced
Ballentine Partners, LLC26,831$1.76M0.03%−1,923−6.7%Reduced
Beacon Pointe Advisors, LLC26,750$1.75M0.02%−4,581−14.6%Reduced
Mount Yale Investment Advisors, LLC26,603$1.74M0.15%−603−2.2%Reduced
SWS Partners26,487$1.74M0.57%+648+2.5%Added
Frank, Rimerman Advisors LLC26,229$1.72M0.14%+10,178+63.4%Added
Advisors Preferred, LLC26,000$1.72M0.23%+26,000New
Linden Thomas Advisory Services, LLC26,166$1.72M0.22%+451+1.8%Added
Kesler, Norman & Wride, LLC26,118$1.71M0.33%+7,413+39.6%Added
Moneta Group Investment Advisors LLC26,117$1.71M0.02%−84−0.3%Reduced
Intech Investment Management LLC26,100$1.71M0.02%−6,805−20.7%Reduced
Covalis Capital LLP26,025$1.71M0.39%+26,025New
Ellsworth Advisors, LLC25,886$1.70M0.45%+25,886New
Pallas Capital Advisors LLC25,616$1.68M0.07%+25,616New
Ci Investments Inc.25,299$1.66M0.01%+537+2.2%Added
Aster Capital Management (DIFC) Ltd24,687$1.64M0.30%+20,053+432.7%Added
Cidel Asset Management Inc24,719$1.62M0.11%+1,925+8.4%Added
Gardner Lewis Asset Management L P24,520$1.61M0.39%+6,230+34.1%Added
Arjuna Capital24,496$1.61M0.44%−3,140−11.4%Reduced
HighPoint Advisor Group LLC20,715$1.59M0.09%+3,195+18.2%Added
Landscape Capital Management, L.L.C.24,185$1.59M0.14%+15,491+178.2%Added
Ambassador Advisors, LLC24,107$1.58M0.28%−1,782−6.9%Reduced
Peak Asset Management, LLC24,095$1.58M0.30%00.0%Unchanged
Hardy Reed LLC24,088$1.58M0.14%−45−0.2%Reduced
Hixon Zuercher, LLC24,011$1.57M0.56%+780+3.4%Added
Novem Group23,904$1.57M0.22%+4,352+22.3%Added
Lincoln Capital LLC23,810$1.57M0.33%00.0%Unchanged
Fifth Third Wealth Advisors LLC23,821$1.56M0.08%+670+2.9%Added
Venturi Wealth Management, LLC23,758$1.56M0.08%+417+1.8%Added
Beaton Management Co. Inc.23,600$1.55M0.80%00.0%Unchanged
Wedmont Private Capital23,597$1.54M0.08%+121+0.5%Added
Mechanics Bank Trust Department23,123$1.52M0.21%−1,047−4.3%Reduced
Quantitative Investment Management, LLC23,123$1.52M0.14%+23,123New
Becker Capital Management Inc23,001$1.51M0.05%+908+4.1%Added
Fortune Financial Advisors, LLC23,053$1.51M1.30%+806+3.6%Added
Pitcairn Co23,044$1.51M0.09%−462−2.0%Reduced
Qtron Investments LLC22,969$1.51M0.23%+1,619+7.6%Added
HighVista Strategies LLC22,900$1.50M0.58%+22,900New
Semanteon Capital Management, LP22,849$1.50M0.81%+1,945+9.3%Added
Mather Group, LLC.22,778$1.49M0.02%+55+0.2%Added
Phoenix Holdings Ltd.22,441$1.48M0.02%+1,809+8.8%Added
Parallel Advisors, LLC22,294$1.46M0.03%+288+1.3%Added
Thurston, Springer, Miller, Herd & Titak, Inc.22,081$1.45M0.24%+4,162+23.2%Added
CenterBook Partners LP21,979$1.44M0.09%+21,979New