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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, Q3 2025

Institutional positions in Amphenol Corp as of Sep 30, 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
1,829
+201 vs. Q2 2025
Shares held
1.14B
−1.73M (−0.2%) vs. Q2 2025
Total value
$141.0B
+$28.5B (+25.4%) vs. Q2 2025
New holders
285
722 more added
Sold out
84
622 more reduced

20 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 1,829 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 heldQ3 2025: $141.0B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q2 2025.

Institutions holding APH in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Bryn Mawr Trust Co12,609$1.56M0.04%−23,971−65.5%Reduced
CWA Asset Management Group, LLC12,701$1.57M0.06%+869+7.3%Added
Pitcairn Co12,792$1.58M0.12%−5,540−30.2%Reduced
XTX Topco Ltd12,797$1.58M0.08%−113,571−89.9%Reduced
Fulcrum Asset Management LLP12,805$1.58M0.44%+9,261+261.3%Added
Scratch Capital LLC12,896$1.60M1.05%+12,896New
Essex Financial Services, Inc.12,909$1.60M0.10%+710+5.8%Added
Legacy Advisors, LLC12,891$1.60M0.20%+12,891New
Strategic Blueprint, LLC13,062$1.62M0.07%+9,158+234.6%Added
Fullcircle Wealth LLC11,838$1.62M0.57%−129−1.1%Reduced
Cove Private Wealth, LLC13,124$1.62M0.51%00.0%Unchanged
Savvy Advisors, Inc.13,214$1.64M0.08%+4,613+53.6%Added
111 Capital13,265$1.64M0.31%−3,550−21.1%Reduced
Lecap Asset Management Ltd13,287$1.64M0.57%+8,392+171.4%Added
Omega Financial Group, LLC13,402$1.66M0.56%+5,073+60.9%Added
Baader Bank INC14,053$1.66M0.14%−4,556−24.5%Reduced
GM Advisory Group, Inc.13,457$1.67M0.07%+28+0.2%Added
AE Wealth Management LLC13,548$1.68M0.01%+59+0.4%Added
Great Lakes Advisors, LLC13,560$1.68M0.01%+6,378+88.8%Added
Connecticut Wealth Management, LLC13,605$1.68M0.07%−1,686−11.0%Reduced
Win Advisors, Inc13,712$1.70M0.83%+13,712New
Axq Capital, LP13,748$1.70M0.65%+4,314+45.7%Added
Monetary Management Group Inc13,750$1.70M0.39%−100−0.7%Reduced
Wealth Alliance13,862$1.72M0.18%+1,434+11.5%Added
West Family Investments, Inc.13,871$1.72M0.38%+152+1.1%Added
Trust Asset Management LLC13,879$1.72M0.12%00.0%Unchanged
William Howard & Co Financial Advisors Inc13,914$1.72M1.47%00.0%Unchanged
Trueblood Wealth Management, LLC13,966$1.73M0.67%−580−4.0%Reduced
GeoWealth Management, LLC14,048$1.74M0.06%+9,311+196.6%Added
Ashton Thomas Private Wealth, LLC14,211$1.76M0.05%+4,297+43.3%Added
CX Institutional14,281$1.77M0.05%+6,170+76.1%Added
Sage Mountain Advisors LLC14,327$1.77M0.10%+2,092+17.1%Added
Everence Capital Management Inc14,484$1.79M0.11%00.0%Unchanged
Wedbush Securities Inc14,599$1.81M0.06%+1,343+10.1%Added
Westerkirk Capital Inc.14,603$1.81M0.21%00.0%Unchanged
Harbour Investments, Inc.14,617$1.81M0.04%+2,464+20.3%Added
Compass Ion Advisors, LLC14,699$1.82M0.18%−111−0.7%Reduced
MorganRosel Wealth Management, LLC14,836$1.84M0.48%−151−1.0%Reduced
Bank of Hawaii14,924$1.85M0.09%00.0%Unchanged
Essential Partners LLC15,013$1.86M0.61%+800+5.6%Added
Diversify Advisory Services, LLC13,157$1.86M0.06%+2,800+27.0%Added
Silver Oak Securities, Inc15,103$1.87M0.14%+4,962+48.9%Added
Custom Index Systems, LLC15,121$1.87M0.56%+5,620+59.2%Added
Glenview Trust Co15,297$1.89M0.03%00.0%Unchanged
HighVista Strategies LLC15,400$1.91M0.47%−3,600−18.9%Reduced
Monte Financial Group, LLC15,460$1.91M0.70%−3,678−19.2%Reduced
Byrne Financial Freedom, LLC15,600$1.93M0.96%−1,800−10.3%Reduced
Fairbanks Capital Management, Inc.15,647$1.94M1.05%−83−0.5%Reduced
Brown Financial Advisors15,676$1.94M0.72%−107−0.7%Reduced
Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P.15,676$1.94M0.31%00.0%Unchanged
Aigen Investment Management, LP15,817$1.96M0.30%−77,257−83.0%Reduced
Beverly Hills Private Wealth, LLC15,819$1.96M0.35%+1,178+8.0%Added
J. Safra Sarasin Holding AG15,838$1.96M0.03%−4,118−20.6%Reduced
Atomi Financial Group, Inc.15,870$1.96M0.06%+3,083+24.1%Added
Marshall Financial Group LLC15,888$1.97M0.38%+156+1.0%Added
VCI Wealth Management LLC15,947$1.97M0.60%−6,999−30.5%Reduced
GSB Wealth Management, LLC16,132$2.00M0.45%−2,700−14.3%Reduced
Dymon Asia Capital (Singapore) Pte. Ltd.16,148$2.00M0.80%+16,148New
Silvant Capital Management LLC16,211$2.01M0.07%+16,211New
Hunter Associates Investment Management LLC16,259$2.01M0.28%−3,682−18.5%Reduced
U.S. Capital Wealth Advisors, LLC16,313$2.02M0.05%+198+1.2%Added
Old National Bancorp16,381$2.03M0.03%+12,203+292.1%Added
Trust Co of Oklahoma16,386$2.03M0.60%00.0%Unchanged
Dynamic Advisor Solutions LLC16,434$2.03M0.06%+836+5.4%Added
Nicholson Wealth Management Group, LLC16,458$2.04M1.19%+6,062+58.3%Added
PDS Planning, Inc16,496$2.04M0.14%−650−3.8%Reduced
Granite Harbor Advisors, Inc.16,530$2.05M0.86%−555−3.2%Reduced
CBOE Vest Financial, LLC16,533$2.05M0.03%+4,216+34.2%Added
SG Americas Securities, LLC16,534$2.05M0.01%−25,880−61.0%Reduced
Boston Family Office LLC16,600$2.05M0.13%−458−2.7%Reduced
Hanlon Investment Management, Inc.16,653$2.06M1.24%+6,670+66.8%Added
Round Rock Advisors, LLC16,657$2.06M0.33%−200−1.2%Reduced
Hudson Canyon Capital Management14,575$2.06M1.18%+14,575New
Krane Funds Advisors LLC16,494$2.07M0.06%+13,389+431.2%Added
Cypress Advisory Group LLC16,720$2.07M1.53%−560−3.2%Reduced
Naviter Wealth, LLC16,815$2.08M0.24%+46+0.3%Added
Tower View Investment Management & Research LLC16,858$2.09M1.08%+16,766+18,223.9%Added
Independent Advisor Alliance17,012$2.11M0.05%−508−2.9%Reduced
Meiji Yasuda Life Insurance Co17,045$2.11M0.06%+5,490+47.5%Added
Evelyn Partners Investment Management Services Ltd17,072$2.11M0.28%+9,389+122.2%Added
Capital Planning Advisors, LLC17,136$2.12M0.29%+14,212+486.0%Added
Virtus Investment Advisers, Inc.17,172$2.13M0.61%−1,098−6.0%Reduced
Cornerstone Advisors, LLC17,200$2.13M0.07%00.0%Unchanged
Smartleaf Asset Management LLC17,709$2.14M0.13%+4,758+36.7%Added
Guardian Capital LP17,353$2.15M0.07%+3,934+29.3%Added
IFC Advisors LLC17,441$2.16M0.40%+97+0.6%Added
Fiduciary Alliance LLC17,459$2.16M0.14%−2,358−11.9%Reduced
Meiji Yasuda Asset Management Co Ltd.17,509$2.17M0.10%+3,093+21.5%Added
Jain Global LLC17,540$2.17M0.03%+5,751+48.8%Added
Caitlin John, LLC17,595$2.18M1.52%−553−3.0%Reduced
ICW Investment Advisors LLC17,653$2.18M0.80%+650+3.8%Added
Armis Advisers, LLC15,466$2.19M0.20%+2,240+16.9%Added
Capital Group Private Client Services, Inc.17,708$2.19M0.04%+17,708New
Modern Wealth Management, LLC17,787$2.20M0.04%−694−3.8%Reduced
Perigon Wealth Management, LLC17,807$2.20M0.04%+1,634+10.1%Added
SHUTTLEWORTH & Co17,812$2.20M2.00%+17,812New
Neo Ivy Capital Management17,822$2.21M0.54%+17,822New
Ronald Blue Trust, Inc.17,867$2.21M0.02%+5,143+40.4%Added
Savant Capital, LLC17,908$2.22M0.01%+824+4.8%Added
Aptus Capital Advisors, LLC18,003$2.23M0.02%−1,272−6.6%Reduced