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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
Brown Financial Advisors9,304$1.18M0.45%−1,255−11.9%Reduced
JSF Financial, LLC9,304$1.18M0.23%+1,926+26.1%Added
First National Bank of Hutchinson9,280$1.17M0.75%+444+5.0%Added
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management9,258$1.17M0.02%+2,709+41.4%Added
Accurate Wealth Management, LLC8,305$1.17M0.14%+300+3.7%Added
Topsail Wealth Management, LLC9,226$1.17M0.17%+195+2.2%Added
Kentucky Retirement Systems13,068$1.17M0.09%−62,637−82.7%Reduced
Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management9,200$1.16M0.08%+9,200New
Palumbo Wealth Management LLC9,197$1.16M0.28%+29+0.3%Added
Xxi Wealth, LLC9,122$1.15M0.65%+525+6.1%Added
Angeles Wealth Management, LLC9,078$1.15M0.06%+825+10.0%Added
Custom Index Systems, LLC9,088$1.15M0.50%−20.0%Reduced
Sompo Asset Management Co., Ltd.9,050$1.14M0.21%−1,780−16.4%Reduced
Choate Investment Advisors9,033$1.14M0.02%−92−1.0%Reduced
Premier Path Wealth Partners, LLC9,009$1.14M0.15%+1,107+14.0%Added
Baader Bank INC9,159$1.13M0.11%−9,254−50.3%Reduced
Fidelis Capital Partners, LLC8,932$1.13M0.08%+627+7.5%Added
Cooper Financial Group8,918$1.13M0.11%+1,049+13.3%Added
Hillsdale Investment Management Inc.8,900$1.12M0.03%+1,400+18.7%Added
Great Diamond Partners, LLC8,887$1.12M0.22%−744−7.7%Reduced
Advisory Resource Group8,877$1.12M0.19%+8,877New
Comprehensive Financial Consultants Institutional, Inc.8,873$1.12M0.33%+8,873New
Advisory Alpha, LLC8,866$1.12M0.03%−1,851−17.3%Reduced
Evermay Wealth Management LLC8,856$1.12M0.12%−481−5.2%Reduced
First National Trust Co8,859$1.12M0.04%−39−0.4%Reduced
Compass Ion Advisors, LLC8,856$1.12M0.11%−1,341−13.2%Reduced
Crawford Investment Counsel Inc8,806$1.11M0.02%−56−0.6%Reduced
Prelude Capital Management, LLC8,791$1.11M0.09%−417−4.5%Reduced
Tiaa-Cref Individual & Institutional Services, LLC8,762$1.11M0.00%+8,762New
Himension Fund8,755$1.11M0.08%+8,755New
Formuepleje A/S8,645$1.09M0.10%−19,263−69.0%Reduced
Crewe Advisors LLC8,632$1.09M0.09%+150+1.8%Added
EntryPoint Capital, LLC8,615$1.09M0.32%+3,068+55.3%Added
Evolve Private Wealth, LLC8,561$1.08M0.06%+1,828+27.1%Added
Zions Bancorporation, National Association8,560$1.08M0.07%−3,362−28.2%Reduced
Simplicity Wealth,LLC8,556$1.08M0.06%+465+5.7%Added
D.A. Davidson & Co.8,540$1.08M0.01%+2,498+41.3%Added
Strong Tower Advisory Services8,450$1.07M0.20%−2,480−22.7%Reduced
Canopy Partners, LLC8,420$1.06M0.36%−1,545−15.5%Reduced
Hutchens & Kramer Investment Management Group, LLC8,382$1.06M0.33%−1,427−14.5%Reduced
Cornerstone Wealth Group, LLC6,960$1.06M0.07%+591+9.3%Added
HBK Sorce Advisory LLC8,249$1.06M0.02%+377+4.8%Added
Contravisory Investment Management, Inc.8,357$1.06M0.22%+2,846+51.6%Added
Curat Global, LLC8,336$1.05M1.04%00.0%Unchanged
Supplemental Annuity Collective Trust of NJ8,288$1.05M0.30%+8,288New
Resurgent Financial Advisors LLC8,276$1.05M0.38%+8,276New
Radnor Capital Management, LLC8,224$1.04M0.15%00.0%Unchanged
Cambria Investment Management, L.P.8,221$1.04M0.06%−690−7.7%Reduced
Walter & Keenan Financial Consulting Co8,197$1.04M0.29%−40.0%Reduced
Valeo Financial Advisors, LLC8,128$1.03M0.02%−3,523−30.2%Reduced
Live Oak Investment Partners8,091$1.02M0.60%+8,091New
WESPAC Advisors, LLC8,073$1.02M0.56%+911+12.7%Added
SMART Wealth LLC8,032$1.01M0.30%−6,484−44.7%Reduced
Koss-Olinger Consulting, LLC8,000$1.01M0.08%−15−0.2%Reduced
Ally Financial Inc.8,000$1.01M0.13%+8,000New
SIH Partners, LLLP7,950$1.00M0.03%+7,950New
Ronald Blue Trust, Inc.7,922$1.00M0.01%−10,216−56.3%Reduced
Perpetual Ltd7,876$995.1K0.02%+1,307+19.9%Added
Western Wealth Management, LLC7,868$994.2K0.04%+373+5.0%Added
Greenland Capital Management LP7,850$991.8K0.20%−194−2.4%Reduced
Aprio Wealth Management, LLC7,839$990.4K0.05%+328+4.4%Added
Pekao Towarzystwo Funduszy Inwestycyjnych S.A.7,781$983.1K0.73%+7,781New
Pinnacle Associates Ltd7,771$981.9K0.01%+202+2.7%Added
International Assets Investment Management, LLC7,679$980.6K0.07%+1,845+31.6%Added
Strategic Wealth Designers7,758$980.2K0.12%−430−5.3%Reduced
Evoke Wealth, LLC7,666$970.5K0.02%+284+3.8%Added
Silphium Asset Management Ltd7,620$962.8K0.36%−2,280−23.0%Reduced
Loring Wolcott & Coolidge Fiduciary Advisors LLP6,830$961.3K0.01%−180−2.6%Reduced
Independent Financial Group, LLC7,605$960.8K0.02%−7,385−49.3%Reduced
WealthPlan Investment Management, LLC7,604$960.8K0.05%+2,922+62.4%Added
Jackson Creek Investment Advisors LLC7,590$959.0K0.28%+20.0%Added
Flagship Harbor Advisors, LLC7,587$958.6K0.04%−124−1.6%Reduced
Natural Investments, LLC7,557$954.0K0.24%+69+0.9%Added
Fishman Jay A Ltd7,550$953.9K0.09%+170+2.3%Added
Tranquility Partners, LLC7,496$947.1K0.36%−5,577−42.7%Reduced
Meadowbrook Advisors Group, LLC7,496$947.1K0.56%−144−1.9%Reduced
Charter Capital Management, LLC7,486$945.9K0.47%−852−10.2%Reduced
Alphadyne Asset Management LP7,474$944.3K0.12%+2,459+49.0%Added
Gryphon Financial Partners LLC7,457$942.2K0.10%+1,466+24.5%Added
Blue Edge Capital, LLC7,454$941.8K0.13%−654−8.1%Reduced
First National Bank of Mount Dora, Trust Investment Services7,451$941.4K0.20%−1,652−18.1%Reduced
Tyche Wealth Partners LLC7,448$941.0K0.15%+29+0.4%Added
WealthBridge Capital Management, LLC7,425$938.1K0.22%−1,644−18.1%Reduced
Avenue 1 Advisors, LLC7,423$937.9K0.29%−9−0.1%Reduced
J. Safra Sarasin Holding AG7,400$934.3K0.02%−446−5.7%Reduced
Ausdal Financial Partners, Inc.7,388$933.6K0.04%+427+6.1%Added
CTF Capital Management, LP7,378$932.2K0.66%−92,622−92.6%Reduced
WBH Advisory Inc7,285$930.3K0.07%−135−1.8%Reduced
Astoria Portfolio Advisors LLC.6,244$928.2K0.20%+102+1.7%Added
CNB Bank7,329$926.0K0.39%−188−2.5%Reduced
Drive Wealth Management, LLC7,306$924.9K0.20%−716−8.9%Reduced
National Asset Management, Inc.7,751$923.6K0.06%−7,299−48.5%Reduced
Opes Wealth Management LLC7,264$917.8K0.16%−1,085−13.0%Reduced
Peloton Wealth Strategists7,200$910.0K0.37%+7,200New
BankPlus Trust Department7,201$909.8K0.24%+6,775+1,590.4%Added
111 Capital7,114$898.9K0.22%+4+0.1%Added
Sandler Capital Management7,100$897.1K0.61%−22,971−76.4%Reduced
Quadcap Wealth Management, LLC7,090$895.8K0.10%−275−3.7%Reduced
Advance Capital Management, Inc.7,068$893.0K0.03%+86+1.2%Added
Connor, Clark & Lunn Investment Management Ltd.7,062$892.3K0.00%−34,931−83.2%Reduced