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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 2021

Institutional positions in Amphenol Corp as of Mar 31, 2021. 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
810
No complete 13F data for Q4 2020
Shares held
565.9M
No complete 13F data for Q4 2020
Total value
$37.3B
No complete 13F data for Q4 2020

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 2021: 810 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 2021: $37.3B
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 2021

Shares, value and share of portfolio for each institution holding Amphenol Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding APH in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Sciencast Management LP9,939$674.0K0.13%––
QS Investors, LLC10,276$678.0K0.01%––
Cambridge Investment Research Advisors, Inc.10,389$685.0K0.00%––
Greenwich Wealth Management LLC10,471$691.0K0.06%––
Tranquility Partners, LLC10,818$714.0K0.44%––
Gyon Technologies Capital Management, LP10,837$715.0K0.31%––
BNP PARIBAS ASSET MANAGEMENT Holding S.A.10,873$717.0K0.00%––
Knowledge Leaders Capital, LLC10,880$718.0K0.57%––
Banque Cantonale Vaudoise10,906$720.0K0.04%––
Strategic Wealth Advisors Group, LLC10,939$722.0K0.04%––
Wealthspire Advisors, LLC10,968$724.0K0.02%––
Integrated Wealth Concepts LLC11,027$727.0K0.03%––
Round Rock Advisors, LLC11,048$729.0K0.58%––
Wetherby Asset Management Inc11,087$732.0K0.06%––
Zevenbergen Capital Investments LLC11,140$735.0K0.01%––
Princeton Global Asset Management LLC11,250$742.0K0.24%––
Vontobel Holding Ltd.11,480$757.0K0.01%––
Beaton Management Co. Inc.11,660$769.0K0.53%––
Bayesian Capital Management, LP11,900$785.0K0.18%––
O'Shaughnessy Asset Management, LLC11,935$787.0K0.02%––
Quantitative Investment Management, LLC11,999$791.0K0.07%––
Lincoln Capital LLC12,000$792.0K0.25%––
Wasatch Advisors Inc12,050$795.0K0.00%––
Wintrust Investments LLC12,100$798.0K0.08%––
GSB Wealth Management, LLC12,359$815.0K0.27%––
Bar Harbor Trust Services12,411$819.0K0.30%––
Meeder Asset Management Inc12,452$822.0K0.04%––
Telemus Capital, LLC11,971$824.0K0.06%––
Principal Street Partners, LLC12,694$837.0K0.11%––
Manchester Capital Management LLC12,790$844.0K0.13%––
Pitcairn Co12,808$845.0K0.06%––
Optimum Investment Advisors12,824$846.0K0.25%––
TCF National Bank12,844$847.0K0.10%––
Duality Advisers, LP12,917$852.0K0.07%––
Proequities, Inc.12,931$855.0K0.06%––
Peak Asset Management, LLC13,154$868.0K0.21%––
Amica Retiree Medical Trust13,320$879.0K0.59%––
Campbell & CO Investment Adviser LLC13,364$882.0K0.54%––
Trust Co of Oklahoma13,730$905.8K0.33%––
Centiva Capital, LP13,926$919.0K0.13%––
Illinois Municipal Retirement Fund14,016$925.0K0.04%––
O'Shares Investment Advisers, LLC14,050$927.0K0.07%––
Private Trust Co NA14,101$930.0K0.15%––
RMB Capital Management, LLC14,158$934.0K0.03%––
Toews Corp14,200$937.0K0.08%––
Guardian Capital LP14,550$960.0K0.02%––
Nomura Holdings Inc14,595$964.0K0.01%––
LS Investment Advisors, LLC14,617$964.0K0.05%––
Exencial Wealth Advisors, LLC14,686$969.0K0.06%––
Alphasimplex Group, LLC14,720$971.0K0.41%––
BancorpSouth Bank14,850$980.0K0.15%––
Fiera Capital Corp14,873$981.0K0.00%––
Redpoint Investment Management Pty Ltd14,866$981.0K0.08%––
World Asset Management Inc14,590$982.0K0.09%––
Bessemer Securities LLC15,120$997.0K0.42%––
First National Bank of Mount Dora, Trust Investment Services15,630$1.03M0.36%––
Skandinaviska Enskilda Banken AB (publ)15,862$1.05M0.01%––
CIBC World Markets Inc.15,936$1.05M0.00%––
Advisor Partners LLC15,981$1.05M0.08%––
Moody Lynn & Lieberson, LLC16,000$1.06M0.09%––
Appleton Partners Inc16,092$1.06M0.10%––
Hilltop Holdings Inc.16,114$1.06M0.14%––
Coastline Trust Co16,152$1.06M0.14%––
Kestra Advisory Services, LLC16,314$1.08M0.01%––
Citadel Advisors LLC16,366$1.08M0.00%––
Boothbay Fund Management, LLC16,400$1.08M0.06%––
Edgestream Partners, L.P.16,444$1.08M0.06%––
Kentucky Retirement Systems Insurance Trust Fund16,488$1.09M0.12%––
Oak Ridge Investments LLC16,634$1.10M0.10%––
Dana Investment Advisors, Inc.16,684$1.10M0.05%––
Advisor OS, LLC16,684$1.10M0.25%––
Fosun International Ltd16,800$1.10M0.09%––
Executive Wealth Management, LLC16,795$1.11M0.13%––
Gotham Asset Management, LLC16,813$1.11M0.05%––
Fayez Sarofim & Co17,004$1.12M0.00%––
Commonwealth Equity Services, LLC18,442$1.22M0.00%––
Twin Tree Management, LP18,466$1.22M0.05%––
South Dakota Investment Council18,520$1.22M0.02%––
Mirae Asset Global Investments Co., Ltd.18,572$1.23M0.00%––
Foundry Partners, LLC18,680$1.23M0.04%––
American Portfolios Advisors18,937$1.25M0.05%––
Jacobsen Capital Management19,128$1.26M0.70%––
Norway Savings Bank19,630$1.29M0.68%––
Tudor Investment Corp Et Al19,648$1.30M0.03%––
Bank of Hawaii19,654$1.30M0.08%––
IBM Retirement Fund19,801$1.31M0.09%––
SRN Advisors, LLC19,828$1.31M0.47%––
National Asset Management, Inc.19,907$1.31M0.05%––
Quantbot Technologies LP20,386$1.34M0.13%––
King Luther Capital Management Corp20,384$1.34M0.01%––
PFG Advisors20,935$1.38M0.18%––
Gardner Lewis Asset Management L P20,970$1.38M0.25%––
Ferguson Wellman Capital Management, Inc21,012$1.39M0.05%––
Cigna Investments Inc21,448$1.42M0.10%––
tru Independence LLC21,672$1.43M0.27%––
Baird Financial Group, Inc.21,802$1.44M0.00%––
CMC Financial Group21,853$1.44M0.86%––
Hendley & Co Inc22,060$1.46M0.51%––
Credential Qtrade Securities Inc.22,107$1.46M0.13%––
Argent Trust Co22,152$1.46M0.10%––