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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
Simplicity Wealth,LLC8,556$1.08M0.06%+465+5.7%Added
Zions Bancorporation, National Association8,560$1.08M0.07%−3,362−28.2%Reduced
Evolve Private Wealth, LLC8,561$1.08M0.06%+1,828+27.1%Added
EntryPoint Capital, LLC8,615$1.09M0.32%+3,068+55.3%Added
Crewe Advisors LLC8,632$1.09M0.09%+150+1.8%Added
Formuepleje A/S8,645$1.09M0.10%−19,263−69.0%Reduced
Himension Fund8,755$1.11M0.08%+8,755New
Tiaa-Cref Individual & Institutional Services, LLC8,762$1.11M0.00%+8,762New
Prelude Capital Management, LLC8,791$1.11M0.09%−417−4.5%Reduced
Crawford Investment Counsel Inc8,806$1.11M0.02%−56−0.6%Reduced
Compass Ion Advisors, LLC8,856$1.12M0.11%−1,341−13.2%Reduced
First National Trust Co8,859$1.12M0.04%−39−0.4%Reduced
Evermay Wealth Management LLC8,856$1.12M0.12%−481−5.2%Reduced
Advisory Alpha, LLC8,866$1.12M0.03%−1,851−17.3%Reduced
Comprehensive Financial Consultants Institutional, Inc.8,873$1.12M0.33%+8,873New
Advisory Resource Group8,877$1.12M0.19%+8,877New
Great Diamond Partners, LLC8,887$1.12M0.22%−744−7.7%Reduced
Hillsdale Investment Management Inc.8,900$1.12M0.03%+1,400+18.7%Added
Cooper Financial Group8,918$1.13M0.11%+1,049+13.3%Added
Fidelis Capital Partners, LLC8,932$1.13M0.08%+627+7.5%Added
Baader Bank INC9,159$1.13M0.11%−9,254−50.3%Reduced
Premier Path Wealth Partners, LLC9,009$1.14M0.15%+1,107+14.0%Added
Choate Investment Advisors9,033$1.14M0.02%−92−1.0%Reduced
Sompo Asset Management Co., Ltd.9,050$1.14M0.21%−1,780−16.4%Reduced
Custom Index Systems, LLC9,088$1.15M0.50%−20.0%Reduced
Angeles Wealth Management, LLC9,078$1.15M0.06%+825+10.0%Added
Xxi Wealth, LLC9,122$1.15M0.65%+525+6.1%Added
Palumbo Wealth Management LLC9,197$1.16M0.28%+29+0.3%Added
Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management9,200$1.16M0.08%+9,200New
Kentucky Retirement Systems13,068$1.17M0.09%−62,637−82.7%Reduced
Topsail Wealth Management, LLC9,226$1.17M0.17%+195+2.2%Added
Accurate Wealth Management, LLC8,305$1.17M0.14%+300+3.7%Added
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management9,258$1.17M0.02%+2,709+41.4%Added
First National Bank of Hutchinson9,280$1.17M0.75%+444+5.0%Added
JSF Financial, LLC9,304$1.18M0.23%+1,926+26.1%Added
Brown Financial Advisors9,304$1.18M0.45%−1,255−11.9%Reduced
Moseley Investment Management Inc9,338$1.18M0.38%+9,338New
Chatham Capital Group, Inc.9,345$1.18M0.17%+660+7.6%Added
Portside Wealth Group, LLC9,391$1.19M0.16%+599+6.8%Added
Cornerstone Wealth Management, LLC9,399$1.19M0.06%+265+2.9%Added
MJP Associates Inc9,438$1.19M0.14%+544+6.1%Added
Platinum Investment Management Ltd9,440$1.19M0.30%+9,440New
Davidson Capital Management Inc.9,449$1.19M0.22%−166−1.7%Reduced
Advisors Capital Management, LLC9,471$1.20M0.01%+2,486+35.6%Added
Lord & Richards Wealth Management, LLC9,482$1.20M1.05%+3,458+57.4%Added
Dorsey & Whitney Trust CO LLC9,489$1.20M0.07%−853−8.2%Reduced
Havemeyer Place LP9,586$1.21M0.14%+9,586New
First Interstate Bank9,600$1.21M0.07%00.0%Unchanged
Accredited Investors Inc.9,601$1.21M0.07%−1,615−14.4%Reduced
Bayesian Capital Management, LP9,601$1.21M1.48%+9,601New
Eagle Bay Advisors LLC9,598$1.22M1.07%+65+0.7%Added
McGowan Group Asset Management, Inc.9,667$1.22M0.16%+20.0%Added
Worthington Financial Partners, LLC9,720$1.23M1.06%−4,922−33.6%Reduced
HighVista Strategies LLC9,781$1.24M0.34%+2,700+38.1%Added
Colonial Trust Advisors9,880$1.25M0.10%00.0%Unchanged
Tred Avon Family Wealth, LLC9,900$1.25M0.42%−73−0.7%Reduced
Prime Capital Investment Advisors, LLC9,966$1.26M0.01%+718+7.8%Added
KPP Advisory Services LLC9,971$1.26M0.18%+406+4.2%Added
Diker Management LLC10,000$1.26M1.13%+10,000New
Twin Capital Management Inc10,009$1.26M0.16%+10,009New
Burns J W & Co Inc10,019$1.27M0.15%+174+1.8%Added
Koshinski Asset Management, Inc.10,030$1.27M0.08%+2,964+41.9%Added
Alta Wealth Advisors LLC10,032$1.27M0.41%+763+8.2%Added
Avidian Wealth Solutions, LLC10,080$1.27M0.04%+2,910+40.6%Added
Regal Investment Advisors LLC10,110$1.28M0.07%+177+1.8%Added
Trust Point Inc.10,210$1.29M0.11%−227−2.2%Reduced
SRS Capital Advisors, Inc.10,277$1.30M0.04%+2,759+36.7%Added
PAX Financial Group, LLC10,293$1.30M0.22%+575+5.9%Added
Elk River Wealth Management, LLC103,063$1.30M0.22%−309−0.3%Reduced
Williamson Legacy Group, LLC10,333$1.31M0.98%−5,941−36.5%Reduced
PCB Capital LLC10,365$1.31M2.06%+364+3.6%Added
Galaxy Digital Capital Management GP LLC10,368$1.31M1.69%+10,368New
Generali Investments, Management Co LLC10,387$1.31M0.31%+2,401+30.1%Added
Legacy Wealth Asset Management, LLC10,485$1.32M0.32%+27+0.3%Added
DV Trading LLC10,582$1.34M0.12%+10,111+2,146.7%Added
XML Financial, LLC10,598$1.34M0.11%+1,549+17.1%Added
Marshall Financial Group LLC10,642$1.34M0.22%+80+0.8%Added
Hilltop Partners LLC10,645$1.35M0.35%+275+2.7%Added
Transcend Wealth Collective, LLC10,653$1.35M0.11%+3,314+45.2%Added
Main Street Financial Solutions, LLC10,671$1.35M0.10%+679+6.8%Added
Legacy Trust10,747$1.36M0.26%−199−1.8%Reduced
South Dakota Investment Council10,764$1.36M0.03%00.0%Unchanged
Patton Albertson Miller Group, LLC10,805$1.37M0.16%−1,363−11.2%Reduced
Nicolet Bankshares Inc10,798$1.37M0.05%+5,354+98.3%Added
Sym Financial Corp10,918$1.38M0.14%+1,507+16.0%Added
Precision Wealth Strategies, LLC10,940$1.38M0.46%+33+0.3%Added
Ameritas Investment Partners, Inc.11,023$1.39M0.04%+68+0.6%Added
Independent Advisor Alliance11,054$1.40M0.01%−6,324−36.4%Reduced
Brookwood Investment Group LLC11,131$1.41M0.18%+8,495+322.3%Added
SBI Okasan Asset Management Co.Ltd.11,847$1.41M0.06%−168−1.4%Reduced
NVWM, LLC11,191$1.41M0.31%+11,146+24,768.9%Added
Sterling Investment Counsel, LLC11,320$1.43M0.40%+303+2.8%Added
Kane Investment Management, Inc.11,345$1.43M0.74%−1,538−11.9%Reduced
Appleton Partners Inc11,347$1.43M0.10%−375−3.2%Reduced
Virtus Investment Advisers, Inc.11,414$1.44M0.40%−2,479−17.8%Reduced
Bey-Douglas LLC11,485$1.45M1.27%+1,557+15.7%Added
Aaron Wealth Advisors11,498$1.45M0.08%−2,100−15.4%Reduced
Grimes & Company, Inc.11,528$1.46M0.04%+694+6.4%Added
Indiana Trust & Investment Management CO11,580$1.46M0.45%−1,610−12.2%Reduced
TritonPoint Partners, LLC11,558$1.46M0.54%+8,649+297.3%Added