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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
Pinkerton Retirement Specialists, LLC28,475$3.85M0.39%+60+0.2%Added
Atlantic Union Bankshares Corp28,754$3.89M0.07%−1,019−3.4%Reduced
Coldstream Capital Management Inc29,094$3.93M0.05%−2,704−8.5%Reduced
Goodman Advisory Group, LLC29,155$3.94M0.97%−479−1.6%Reduced
Parr McKnight Wealth Management Group, LLC29,295$3.96M0.52%−2,143−6.8%Reduced
DF Dent & Co Inc29,308$3.96M0.06%+5,463+22.9%Added
Ellsworth Advisors, LLC25,749$3.97M0.78%−290−1.1%Reduced
HighPoint Advisor Group LLC29,428$3.98M0.09%+6,704+29.5%Added
True North Advisors, LLC29,520$3.99M0.52%−4,035−12.0%Reduced
Oversea-Chinese Banking CORP Ltd29,627$4.00M0.11%+29,627New
EFG International AG29,709$4.02M0.08%+29,709New
Eads & Heald Wealth Management29,827$4.03M1.95%−2,554−7.9%Reduced
Paragon Advisors, LLC29,972$4.05M1.10%+11,293+60.5%Added
Parallax Volatility Advisers, L.P.30,042$4.06M0.13%−25,969−46.4%Reduced
Sandler Capital Management30,071$4.06M1.83%−6,437−17.6%Reduced
Kesler, Norman & Wride, LLC30,076$4.06M0.70%+11,371+60.8%Added
Scotia Capital Inc.30,182$4.08M0.02%+2,834+10.4%Added
E. Ohman J:or Asset Management AB30,185$4.08M0.10%+30,185New
King Luther Capital Management Corp30,200$4.08M0.02%−222−0.7%Reduced
Donaldson Capital Management, LLC30,234$4.09M0.13%−8,486−21.9%Reduced
Pallas Capital Advisors LLC30,364$4.10M0.14%+325+1.1%Added
SIR Capital Management, L.P.30,700$4.15M0.46%+11,900+63.3%Added
Pensionmark Financial Group, LLC30,764$4.16M0.07%+1,148+3.9%Added
Estate Counselors, LLC30,935$4.18M0.35%−20−0.1%Reduced
Knightsbridge Asset Management, LLC30,969$4.19M0.67%+78+0.3%Added
Passumpsic Savings Bank31,109$4.20M2.30%+31,109New
Fifth Third Wealth Advisors LLC31,112$4.20M0.15%+1,546+5.2%Added
Oarsman Capital, Inc.31,122$4.21M0.55%−6,242−16.7%Reduced
Mesirow Financial Investment Management, Inc.31,220$4.22M0.09%−1,129−3.5%Reduced
Dakota Wealth Management31,375$4.24M0.08%+7,930+33.8%Added
Buckhead Capital Management LLC31,462$4.25M1.53%−12,068−27.7%Reduced
Fideuram - Intesa Sanpaolo Private Banking S.P.A.31,492$4.26M0.15%+31,492New
Kentucky Retirement Systems Insurance Trust Fund31,732$4.29M0.28%00.0%Unchanged
Maridea Wealth Management LLC31,828$4.30M0.65%+6,813+27.2%Added
First National Bank of Omaha32,112$4.34M0.13%−7,556−19.0%Reduced
Bouvel Investment Partners, LLC32,594$4.40M1.27%+32,594New
Squarepoint Ops LLC32,621$4.41M0.01%+55+0.2%Added
Landscape Capital Management, L.L.C.32,691$4.42M0.30%−36,564−52.8%Reduced
MUFG Securities Americas Inc.32,976$4.46M0.28%+52+0.2%Added
Argentarii, LLC33,160$4.48M1.51%−50.0%Reduced
Ingalls & Snyder LLC33,233$4.49M0.17%−492−1.5%Reduced
Securian Asset Management, Inc33,284$4.50M0.17%−25,615−43.5%Reduced
Wakefield Asset Management LLLP33,589$4.54M1.23%−2,864−7.9%Reduced
Graham Capital Management, L.P.33,595$4.54M0.16%−19,061−36.2%Reduced
WCG Wealth Advisors LLC33,617$4.54M0.13%+33,617New
Fiduciary Group LLC33,692$4.55M0.38%−1,330−3.8%Reduced
Fox Hill Wealth Management33,745$4.56M2.12%+689+2.1%Added
Principal Securities, Inc.33,789$4.57M0.07%+3,320+10.9%Added
Guggenheim Capital LLC33,861$4.58M0.03%+2,959+9.6%Added
Weatherly Asset Management L. P.34,659$4.69M0.36%−1,520−4.2%Reduced
Moody Lynn & Lieberson, LLC34,870$4.71M0.25%+1,137+3.4%Added
Community Financial Services Group, LLC35,024$4.73M0.87%+4,766+15.8%Added
Fortem Financial Group, LLC35,098$4.74M1.27%+3,509+11.1%Added
Alamar Capital Management, LLC35,035$4.74M2.62%−3,175−8.3%Reduced
First National Advisers, LLC35,190$4.76M0.65%−7,025−16.6%Reduced
Gallo Partners, LP35,315$4.77M4.21%+13,430+61.4%Added
PFG Advisors35,496$4.80M0.23%−28,110−44.2%Reduced
Saturna Capital CORP35,515$4.80M0.06%+13,450+61.0%Added
Quest Investment Management LLC35,745$4.83M0.52%+27,267+321.6%Added
Roundview Capital LLC35,895$4.85M0.30%−706−1.9%Reduced
Decatur Capital Management, Inc.35,933$4.86M1.98%−1,823−4.8%Reduced
Ballentine Partners, LLC35,934$4.86M0.07%−423−1.2%Reduced
Cox Capital Mgt LLC32,903$4.90M3.05%+576+1.8%Added
Gamco Investors, Inc. Et Al36,366$4.91M0.05%+36,366New
Skopos Labs, Inc.36,015$4.93M0.23%+20,212+127.9%Added
Monument Capital Management36,533$4.94M1.23%−755−2.0%Reduced
Argonautica Private Wealth Management, Inc36,541$4.94M1.45%−1,207−3.2%Reduced
Weaver Capital Management LLC36,640$4.95M1.05%−1,527−4.0%Reduced
Tower Research Capital LLC (TRC)36,940$4.99M0.12%+28,045+315.3%Added
Charter Trust Co36,972$5.00M0.29%−7,128−16.2%Reduced
Change Path, LLC36,998$5.00M0.12%+9,085+32.5%Added
Stone Point Wealth LLC37,073$5.01M1.36%−2,690−6.8%Reduced
Bleakley Financial Group, LLC37,379$5.05M0.09%+5,380+16.8%Added
Inscription Capital, LLC37,550$5.07M0.52%+1,811+5.1%Added
Allianz SE37,760$5.10M0.07%00.0%Unchanged
Telligent Fund, LP38,000$5.14M5.71%00.0%Unchanged
Herold Advisors, Inc.38,100$5.15M1.15%−76−0.2%Reduced
Linden Thomas Advisory Services, LLC38,247$5.17M0.52%+373+1.0%Added
Midway Capital Research & Management38,409$5.19M5.06%+38,409New
Palisade Asset Management, LLC38,504$5.20M0.51%+197+0.5%Added
CAPROCK Group, Inc.38,471$5.21M0.11%−1,329−3.3%Reduced
Metis Global Partners, LLC38,750$5.24M0.12%−2,290−5.6%Reduced
Ducere Wealth Management LLC38,943$5.26M2.04%+38,943New
Northwestern Mutual Investment Management Company, LLC39,110$5.29M0.06%+196+0.5%Added
Consolidated Planning Corp39,123$5.29M0.53%+2,103+5.7%Added
Quantbot Technologies LP39,260$5.31M0.18%−39,077−49.9%Reduced
Union Bancaire Privee, UBP SA49,376$5.32M0.09%+1,296+2.7%Added
PDT Partners, LLC39,519$5.34M0.35%−2,249−5.4%Reduced
Summit Financial, LLC39,616$5.36M0.08%+15,630+65.2%Added
Horizon Investment Services, LLC39,742$5.37M1.93%+306+0.8%Added
Meeder Advisory Services, Inc.39,773$5.37M0.23%+2,136+5.7%Added
Montag A & Associates Inc39,765$5.38M0.25%−2,687−6.3%Reduced
Keel Point, LLC39,852$5.39M0.32%−9,209−18.8%Reduced
Walleye Trading LLC39,935$5.40M0.09%+8,432+26.8%Added
Empirical Finance, LLC40,119$5.42M0.26%−1,744−4.2%Reduced
Concurrent Investment Advisors, LLC40,189$5.43M0.06%+21,020+109.7%Added
Conning Inc.40,198$5.43M0.18%−3,758−8.5%Reduced
Harbour Capital Advisors, LLC38,911$5.44M1.11%−190.0%Reduced
Arrow Financial Corp40,293$5.45M0.54%−1,998−4.7%Reduced
Central Pacific Bank - Trust Division40,367$5.46M0.67%+3,889+10.7%Added