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Livermore
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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, Q4 2025

Institutional positions in Amphenol Corp as of Dec 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
2,059
+262 vs. Q3 2025
Shares held
1.24B
+99.5M (+8.8%) vs. Q3 2025
Total value
$156.8B
+$16.1B (+11.5%) vs. Q3 2025
New holders
345
780 more added
Sold out
83
748 more reduced

32 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 2,059 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 heldQ4 2025: $156.8B
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, Q4 2025

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q3 2025.

Institutions holding APH in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Winthrop Advisory Group LLC2,577$344.7K0.03%+149+6.1%Added
Camden National Bank2,551$344.7K0.05%+35+1.4%Added
Fedenia Advisers LLC2,554$345.1K0.13%−19,346−88.3%Reduced
Autumn Glory Partners, LLC2,565$346.6K0.12%00.0%Unchanged
Baron Wealth Management LLC2,573$347.7K0.11%−168−6.1%Reduced
Laurus Investment Counsel Inc.2,580$348.7K0.28%00.0%Unchanged
Leavell Investment Management, Inc.2,577$348.9K0.01%+64+2.5%Added
Quilter Plc2,593$350.4K0.01%+180+7.5%Added
Insight Advisors, LLC2,597$351.0K0.05%+122+4.9%Added
D.B. Root & Company, LLC2,600$351.4K0.09%−173−6.2%Reduced
ABN AMRO Bank N.V.2,610$352.2K0.00%+55+2.2%Added
Annex Advisory Services, LLC2,613$353.1K0.01%+95+3.8%Added
Mayfair Advisory Group, LLC2,529$353.3K0.14%−278−9.9%Reduced
Goldstein Advisors, LLC2,622$354.3K0.04%−579−18.1%Reduced
MQS Management LLC2,627$355.0K0.21%+2,627New
August Group Capital Ltd2,628$355.1K0.39%+2,628New
Brookwood Investment Group LLC2,636$356.3K0.04%−1,229−31.8%Reduced
Fox Run Management, L.L.C.2,641$356.9K0.06%+2,641New
Exchange Bank2,645$357.4K0.25%−878−24.9%Reduced
Embree Financial Group2,650$358.1K0.04%+2,650New
Seldon Capital LP2,668$360.6K0.12%00.0%Unchanged
Wellspring Financial Advisors, LLC2,681$362.7K0.03%+2,681New
Grove Bank & Trust2,694$364.1K0.04%00.0%Unchanged
Howard Wealth Management, LLC2,695$364.2K0.16%00.0%Unchanged
180 Wealth Advisors, LLC2,699$364.7K0.04%−70−2.5%Reduced
Farmers National Bank2,699$364.7K0.08%+2,699New
Spinnaker Trust2,704$365.4K0.02%+306+12.8%Added
Stronghold Wealth Management L.L.C.2,707$365.8K0.54%+2,707New
49 Wealth Management, LLC2,718$367.3K0.03%+3+0.1%Added
Sun Financial Inc2,728$368.6K0.21%+2,728New
CVA Family Office, LLC2,730$368.9K0.04%+8+0.3%Added
Welch & Forbes LLC2,746$371.1K0.00%00.0%Unchanged
Dempze Nancy E2,746$371.1K0.19%00.0%Unchanged
Alliance Wealth Advisors, LLC2,748$371.4K0.08%−379−12.1%Reduced
Perennial Investment Advisors, LLC2,761$373.2K0.03%+389+16.4%Added
Austin Private Wealth, LLC2,765$373.7K0.03%+124+4.7%Added
Fusion Family Wealth LLC2,766$373.8K0.03%00.0%Unchanged
Baker Ellis Asset Management LLC2,766$373.8K0.04%−300−9.8%Reduced
VUB Generali dochodkova spravcovska spolocnost, a.s.2,773$374.7K0.29%+2,773New
Triad Wealth Partners, LLC2,774$374.9K0.04%+715+34.7%Added
Campbell & CO Investment Adviser LLC2,781$375.8K0.02%−8,087−74.4%Reduced
Cambient Family Office, LLC2,784$376.9K0.05%+2,784New
Aquire Wealth Advisors, LLC2,790$377.0K0.10%−81−2.8%Reduced
Independent Wealth Network Inc.2,792$377.3K0.12%+336+13.7%Added
WBI Investments2,794$377.6K0.10%−6,516−70.0%Reduced
Horizon Financial Services, LLC2,800$378.4K0.17%00.0%Unchanged
Inspirion Wealth Advisors, LLC2,800$378.4K0.05%+2,800New
Quantitative Investment Management, LLC2,823$381.0K0.04%+2,823New
Picton Mahoney Asset Management2,820$381.1K0.00%+2,820New
D'Orazio & Associates, Inc.2,829$382.3K0.05%+34+1.2%Added
Sax Wealth Advisors, LLC2,833$382.9K0.02%+2,833New
Occidental Asset Management, LLC2,837$383.4K0.05%+52+1.9%Added
Yeomans Consulting Group, Inc.2,846$384.6K0.11%−189−6.2%Reduced
Clark Capital Management Group, Inc.2,848$384.8K0.00%+265+10.3%Added
Allegiance Financial Group Advisory Services LLC2,848$384.9K0.08%+102+3.7%Added
Riversedge Advisors, LLC2,852$385.4K0.06%+111+4.0%Added
Avantax Planning Partners, Inc.2,856$385.9K0.01%−22−0.8%Reduced
Grandfield & Dodd, LLC2,856$386.0K0.02%−400−12.3%Reduced
JMN Financial LLC2,853$386.3K0.39%+2,853New
Procyon Private Wealth Partners, LLC2,871$388.0K0.02%+74+2.6%Added
Caitlin John, LLC2,882$389.4K0.25%−14,713−83.6%Reduced
Kovack Advisors, Inc.2,891$390.8K0.02%+1,211+72.1%Added
EJMK Ventures LLC2,894$391.1K0.24%+2,894New
Modera Wealth Management, LLC2,895$391.2K0.00%+164+6.0%Added
Aventura Private Wealth, LLC2,896$391.4K0.14%+420+17.0%Added
Shay Capital LLC2,900$391.9K0.06%+2,900New
Opal Capital LLC2,723$392.7K0.10%+2,723New
Tritonpoint Wealth, LLC2,909$393.8K0.04%−2,108−42.0%Reduced
TritonPoint Partners, LLC2,909$393.9K0.21%+2,909New
Trust Co of Vermont2,917$394.2K0.02%−488−14.3%Reduced
Waystone Advisors LLC2,929$395.8K0.34%+2,929New
Emergent Wealth Advisors, LLC2,930$396.0K0.22%+2,930New
Souders Financial Advisors2,930$396.0K0.05%+888+43.5%Added
Lummis Asset Management, LP2,935$396.6K0.24%−20−0.7%Reduced
Convergence Financial, LLC2,937$396.9K0.06%−238−7.5%Reduced
Paragon Private Wealth Management, LLC2,958$399.7K0.12%+460+18.4%Added
World Equity Group, Inc.2,959$399.9K0.11%−5,632−65.6%Reduced
C M Bidwell & Associates Ltd2,980$402.7K0.19%−102−3.3%Reduced
Founders Financial Alliance, LLC2,985$403.4K0.08%+27+0.9%Added
Private Capital Management, LLC3,000$405.4K0.04%+1,200+66.7%Added
Gordian Capital Singapore Pte Ltd3,000$405.4K0.56%+3,000New
Harbour Investments, Inc.3,004$405.9K0.01%−11,613−79.4%Reduced
High Net Worth Advisory Group LLC3,018$407.9K0.09%−199−6.2%Reduced
JTC Employer Solutions Trusteee Ltd5,787$408.0K0.03%00.0%Unchanged
Beck Bode, LLC3,025$408.7K0.07%−616−16.9%Reduced
Willow Financial LLC3,033$409.9K0.42%+3,033New
Broadway Wealth Solutions, Inc.3,038$410.6K0.22%−364−10.7%Reduced
MidFirst Bank5,570$411.5K0.03%+5,570New
Matrix Asset Advisors Inc3,056$413.0K0.04%00.0%Unchanged
Financial Engines Advisors L.L.C.3,061$413.7K0.00%+84+2.8%Added
Tocqueville Asset Management L.P.3,066$414.3K0.01%+3,066New
BankChampaign, National Association3,081$416.4K0.41%+3,081New
Sentry Investment Management LLC3,088$417.0K0.27%00.0%Unchanged
Kingswood Wealth Advisors, LLC3,086$417.1K0.02%+3,086New
Fi3 FINANCIAL ADVISORS, LLC3,083$417.5K0.13%+253+8.9%Added
NFP Retirement, Inc.3,091$417.7K0.03%+99+3.3%Added
Financial Network Wealth Advisors LLC3,093$418.0K0.44%+41+1.3%Added
Sunbeam Capital Management, LLC3,099$418.8K0.25%+21+0.7%Added
Cerro Pacific Wealth Advisors LLC3,116$421.1K0.11%+21+0.7%Added
True Wealth Design, LLC3,117$421.2K0.12%−14−0.4%Reduced