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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, Q2 2025

Institutional positions in Amphenol Corp as of Jun 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
1,648
+240 vs. Q1 2025
Shares held
1.16B
+15.2M (+1.3%) vs. Q1 2025
Total value
$114.7B
+$39.4B (+52.3%) vs. Q1 2025
New holders
330
553 more added
Sold out
90
572 more reduced

19 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 1,648 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 heldQ2 2025: $114.7B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q1 2025.

Institutions holding APH in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Herold Advisors, Inc.31,976$3.16M0.66%−7,488−19.0%Reduced
Ballentine Partners, LLC32,102$3.17M0.05%+5,271+19.6%Added
Kentucky Retirement Systems Insurance Trust Fund32,130$3.17M0.22%−2,227−6.5%Reduced
Nomura Holdings Inc32,132$3.17M0.03%−9,999−23.7%Reduced
Cox Capital Mgt LLC32,217$3.18M2.17%−1,280−3.8%Reduced
Parr McKnight Wealth Management Group, LLC32,508$3.21M0.44%−38−0.1%Reduced
Bleakley Financial Group, LLC33,086$3.27M0.08%+625+1.9%Added
Moody Lynn & Lieberson, LLC33,133$3.27M0.19%+85+0.3%Added
Argentarii, LLC33,170$3.28M1.50%−331−1.0%Reduced
Sequoia Financial Advisors, LLC33,583$3.32M0.02%+6,690+24.9%Added
Union Bancaire Privee, UBP SA42,600$3.33M0.06%+42,600New
Manchester Capital Management LLC33,812$3.34M0.44%−5,247−13.4%Reduced
Roundview Capital LLC34,481$3.40M0.23%+1,733+5.3%Added
Fox Hill Wealth Management34,707$3.43M1.76%−2,420−6.5%Reduced
Decatur Capital Management, Inc.34,853$3.44M1.51%00.0%Unchanged
Dakota Wealth Management34,920$3.45M0.07%−4,891−12.3%Reduced
Fiduciary Group LLC34,933$3.45M0.32%+2,949+9.2%Added
Eads & Heald Wealth Management35,164$3.47M1.72%−4,909−12.3%Reduced
Bath Savings Trust Co35,303$3.49M0.35%+3,046+9.4%Added
Squarepoint Ops LLC35,326$3.49M0.01%−2,394−6.3%Reduced
J. W. Coons Advisors, LLC35,391$3.49M0.79%+5,954+20.2%Added
Investment Management Corp of Ontario35,459$3.50M0.05%−4,400−11.0%Reduced
Loomis Sayles & Co L P35,462$3.50M0.00%−393−1.1%Reduced
Kestra Private Wealth Services, LLC35,683$3.52M0.05%+4,995+16.3%Added
Oarsman Capital, Inc.35,733$3.53M0.55%−1,064−2.9%Reduced
True North Advisors, LLC36,540$3.61M0.69%−6,526−15.2%Reduced
Bryn Mawr Trust Co36,580$3.61M0.06%+1,157+3.3%Added
Linden Thomas Advisory Services, LLC37,017$3.66M0.40%+10,851+41.5%Added
Bessemer Group Inc37,289$3.68M0.01%−15,228−29.0%Reduced
Argonautica Private Wealth Management, Inc37,698$3.72M1.18%+37,698New
Allianz SE37,760$3.73M0.09%00.0%Unchanged
Meeder Advisory Services, Inc.37,938$3.75M0.19%+1,790+5.0%Added
Central Pacific Bank - Trust Division38,032$3.76M0.48%−2,291−5.7%Reduced
Monument Capital Management38,108$3.76M0.98%+38,108New
Pragma Gestao de Patrimonio Ltd38,200$3.77M1.65%+38,200New
Landscape Capital Management, L.L.C.38,291$3.78M0.30%+14,106+58.3%Added
Palisade Asset Management, LLC38,299$3.78M0.38%−175−0.5%Reduced
Alamar Capital Management, LLC38,310$3.79M2.05%+25+0.1%Added
Weaver Capital Management LLC38,516$3.80M0.94%−757−1.9%Reduced
Northwestern Mutual Investment Management Company, LLC38,588$3.81M0.06%+70+0.2%Added
Chapin Davis, Inc.38,640$3.82M1.05%+38,640New
Plato Investment Management Ltd39,005$3.84M0.29%−11,680−23.0%Reduced
Legato Capital Management LLC38,914$3.84M0.46%+5,350+15.9%Added
Lombard Odier Asset Management (Switzerland) SA39,017$3.85M0.19%+9,150+30.6%Added
Sciencast Management LP39,643$3.91M0.81%+39,643New
Tema ETFs LLC39,935$3.94M1.05%+10,374+35.1%Added
Harbour Capital Advisors, LLC40,151$3.96M0.83%−340−0.8%Reduced
Toroso Investments, LLC40,330$3.98M0.03%−26,230−39.4%Reduced
Signaturefd, LLC40,518$4.00M0.07%+5,174+14.6%Added
Spire Wealth Management41,386$4.05M0.15%−36,596−46.9%Reduced
Wesbanco Bank Inc41,194$4.07M0.12%−300−0.7%Reduced
Wendell David Associates Inc41,270$4.08M0.41%+2,490+6.4%Added
Tokio Marine Asset Management Co Ltd41,300$4.08M0.16%+1,815+4.6%Added
Quadrant Capital Group LLC41,332$4.08M0.15%−1,768−4.1%Reduced
CloudAlpha Capital Management Limited/Hong Kong41,400$4.09M0.50%+41,400New
Empirical Finance, LLC41,449$4.09M0.21%+283+0.7%Added
Assetmark, Inc41,689$4.12M0.01%+9,470+29.4%Added
AlphaCore Capital LLC41,839$4.14M0.16%+2,427+6.2%Added
Weatherly Asset Management L. P.42,089$4.16M0.35%−1,831−4.2%Reduced
SG Americas Securities, LLC42,414$4.19M0.02%−82,951−66.2%Reduced
Allworth Financial LP42,716$4.22M0.02%+33,561+366.6%Added
Bright Rock Capital Management, LLC43,000$4.25M0.86%00.0%Unchanged
Metis Global Partners, LLC43,225$4.27M0.11%−5,206−10.7%Reduced
Duncker Streett & Co Inc43,740$4.32M0.79%00.0%Unchanged
Stone Point Wealth LLC43,794$4.32M1.34%−221−0.5%Reduced
Wakefield Asset Management LLLP43,798$4.33M1.21%−11,167−20.3%Reduced
Private Advisor Group, LLC44,189$4.36M0.02%+2,259+5.4%Added
Okabena Investment Services Inc44,196$4.36M0.97%00.0%Unchanged
Arrow Financial Corp44,261$4.37M0.46%−4,387−9.0%Reduced
Ingalls & Snyder LLC44,501$4.39M0.16%+255+0.6%Added
Axxcess Wealth Management, LLC44,587$4.40M0.11%+12,776+40.2%Added
AG2R la Mondiale Gestion D'Actifs45,300$4.47M0.23%00.0%Unchanged
Connable Office Inc45,551$4.50M0.45%+155+0.3%Added
GAMMA Investing LLC45,659$4.51M0.29%+6,229+15.8%Added
Mitchell Capital Management Co43,685$4.51M0.84%−6,777−13.4%Reduced
Charter Trust Co45,988$4.54M0.29%−4,639−9.2%Reduced
Freemont Management S.A.46,000$4.54M0.75%+46,000New
Baer Investment Advisory LLC50,727$4.58M7.49%+750+1.5%Added
Avantax Advisory Services, Inc.46,515$4.59M0.03%−20,921−31.0%Reduced
Consolidated Planning Corp46,702$4.61M0.58%+4,111+9.7%Added
BOK Financial Private Wealth, Inc.47,064$4.66M0.31%−5,834−11.0%Reduced
Sumitomo Life Insurance Co47,482$4.69M0.32%−1,822−3.7%Reduced
Vestmark Advisory Solutions, Inc.47,862$4.73M0.07%+29,176+156.1%Added
Johnson Financial Group, Inc.47,902$4.74M0.21%−2,017−4.0%Reduced
China Universal Asset Management Co., Ltd.48,000$4.75M0.45%−3,200−6.3%Reduced
Healthcare of Ontario Pension Plan Trust Fund48,253$4.76M0.01%+33,814+234.2%Added
Merit Financial Group, LLC48,462$4.79M0.05%+11,641+31.6%Added
Illinois Municipal Retirement Fund49,120$4.85M0.07%−7,794−13.7%Reduced
Harvest Fund Management Co., Ltd49,172$4.85M0.23%+4,438+9.9%Added
Argent Trust Co49,668$4.90M0.19%+351+0.7%Added
PDT Partners, LLC49,700$4.91M0.28%−190.0%Reduced
Norway Savings Bank50,081$4.95M2.54%−1,850−3.6%Reduced
Benson Investment Management Company, Inc.50,099$4.95M1.87%−16,942−25.3%Reduced
Buckhead Capital Management LLC50,281$4.97M1.92%−13,888−21.6%Reduced
Vestcor Inc51,009$5.04M0.15%−335−0.7%Reduced
Marietta Investment Partners LLC53,182$5.25M1.15%+15,130+39.8%Added
First National Bank of Omaha53,205$5.25M0.34%−17,115−24.3%Reduced
American Trust53,364$5.27M0.50%+1,253+2.4%Added
Keel Point, LLC53,562$5.29M0.35%−13,786−20.5%Reduced
First National Advisers, LLC53,825$5.31M0.78%−14,087−20.7%Reduced