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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
Prudential Financial Inc557,926$36.8M0.06%––
Gillespie Robinson & Grimm Inc568,116$37.5M3.40%––
Norinchukin Bank, The569,673$37.6M0.52%––
James Hambro & Partners572,974$37.8M3.50%––
Citigroup Inc577,030$38.1M0.04%––
TD Asset Management Inc583,707$38.5M0.04%––
DnB Asset Management AS598,149$39.5M0.29%––
Adage Capital Partners GP, L.L.C.600,191$39.6M0.08%––
AQR Capital Management LLC604,014$39.7M0.06%––
Bank of Montreal590,609$40.2M0.03%––
Keybank National Association614,186$40.5M0.19%––
Lazard Freres Gestion S.A.S.748,836$42.0M1.46%––
Snyder Capital Management L P649,735$42.9M1.23%––
Geneva Capital Management LLC651,120$43.0M0.73%––
Johnson Investment Counsel Inc672,618$44.5M0.67%––
New York State Teachers Retirement System681,729$45.0M0.10%––
AMP Capital Investors Ltd703,895$46.4M0.23%––
Port Capital LLC710,102$46.8M2.65%––
The PNC Financial Services Group, Inc.741,193$48.9M0.05%––
Jupiter Asset Management Ltd740,940$48.9M0.48%––
Principal Financial Group Inc753,112$49.7M0.03%––
State Board of Administration of Florida Retirement System777,092$51.3M0.10%––
Madison Asset Management, LLC798,971$52.7M0.74%––
Davis R M Inc840,874$55.5M1.52%––
Mountain Pacific Investment Advisers Inc861,922$56.9M3.78%––
Ardevora Asset Management LLP881,276$58.1M0.86%––
APG Asset Management N.V.1,040,574$58.4M0.10%––
Manufacturers Life Insurance Company, The897,078$59.2M0.05%––
Jennison Associates LLC916,959$60.5M0.04%––
Envestnet Asset Management Inc920,517$60.7M0.04%––
National Pension Service922,254$60.8M0.13%––
Capital World Investors922,881$60.9M0.01%––
Frontier Capital Management Co LLC948,319$62.6M0.47%––
KBC Group NV957,794$63.2M0.26%––
STRS Ohio986,387$65.1M0.24%––
Mar Vista Investment Partners LLC994,139$65.6M1.52%––
Wedge Capital Management L L P1,011,127$66.7M0.79%––
Bamco Inc1,019,414$67.3M0.17%––
TimesSquare Capital Management, LLC1,042,000$68.7M0.59%––
UBS Group AG1,045,554$69.0M0.03%––
California State Teachers Retirement System1,078,089$71.1M0.09%––
Public Employees Retirement Association of Colorado1,114,269$73.5M0.34%––
Rhumbline Advisers1,216,596$80.3M0.11%––
Credit Suisse AG1,231,252$81.2M0.06%––
New York State Common Retirement Fund1,260,584$83.2M0.09%––
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main1,272,029$83.9M0.16%––
Allianz Asset Management GmbH1,321,774$87.2M0.09%––
CIBC Private Wealth Group, LLC1,342,714$88.6M0.22%––
Lord, Abbett & Co. LLC1,347,882$88.9M0.23%––
Alta Capital Management LLC1,380,478$91.1M2.78%––
Veritas Investment Partners (UK) Ltd.1,438,953$95.0M3.82%––
State of Wisconsin Investment Board1,488,300$98.2M0.21%––
Deutsche Bank AG1,538,622$101.5M0.05%––
Blair William & Co1,563,721$103.2M0.39%––
Rathbone Brothers plc1,577,350$104.1M1.33%––
Arrowstreet Capital, Limited Partnership1,674,656$110.5M0.15%––
Woodline Partners LP1,693,889$111.7M2.48%––
London Co of Virginia1,735,526$114.5M0.66%––
USS Investment Management Ltd1,759,636$116.2M1.02%––
Glenmede Trust Co NA1,785,481$117.8M0.63%––
Ameriprise Financial Inc1,793,854$118.4M0.04%––
Ci Investments Inc.1,825,909$120.5M0.51%––
Nuance Investments, LLC1,865,557$123.1M2.30%––
Pensioenfonds Rail & Ov1,905,394$126.0M2.86%––
Sumitomo Mitsui Trust Holdings, Inc.1,947,782$128.5M0.08%––
Kayne Anderson Rudnick Investment Management LLC2,095,959$138.3M0.37%––
Dimensional Fund Advisors LP2,176,706$143.6M0.05%––
Nuveen Asset Management, LLC2,190,607$144.5M0.05%––
Parametric Portfolio Associates LLC2,309,044$152.3M0.09%––
Goldman Sachs Group Inc2,478,199$163.5M0.05%––
Royal Bank of Canada2,574,541$169.8M0.05%––
Charles Schwab Investment Management Inc2,624,568$173.1M0.06%––
First Trust Advisors LP2,648,984$174.8M0.21%––
Bank of America Corp2,730,269$180.1M0.02%––
Barclays PLC2,808,943$185.3M0.18%––
Bessemer Group Inc2,844,193$187.6M0.45%––
Atlanta Capital Management Co L L C2,929,390$193.3M0.68%––
Swiss National Bank3,421,548$225.7M0.15%––
Wells Fargo & Company3,626,585$239.2M0.06%––
Invesco Ltd.3,853,194$254.2M0.07%––
Legal & General Group Plc3,879,316$255.9M0.10%––
Morgan Stanley4,156,238$274.2M0.04%––
California Public Employees Retirement System4,615,139$304.5M0.23%––
Neuberger Berman Group LLC5,098,082$336.1M0.32%––
Lazard Asset Management LLC5,144,024$339.4M0.41%––
Victory Capital Management Inc5,410,669$356.9M0.37%––
Capital International Investors5,413,776$357.1M0.09%––
American Century Companies Inc5,591,444$368.9M0.27%––
UBS Asset Management Americas Inc5,666,705$373.8M0.17%––
Franklin Resources Inc6,161,932$406.5M0.17%––
WCM Investment Management, LLC6,316,743$416.7M1.14%––
Northern Trust Corp6,520,584$430.2M0.08%––
Mawer Investment Management Ltd.7,462,240$492.3M2.67%––
Mackenzie Financial Corp7,765,393$512.3M0.78%––
Amundi Asset Management US, Inc.7,821,125$516.0M0.39%––
Select Equity Group, L.P.9,140,006$603.0M2.20%––
Norges Bank9,640,376$636.0M0.15%––
Geode Capital Management, LLC10,509,175$691.5M0.11%––
Massachusetts Financial Services Co10,519,480$694.0M0.21%––
Alecta Pensionsforsakring, Omsesidigt12,653,000$835.5M4.32%––