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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
PDT Partners, LLC5,019$634.2K0.04%−34,500−87.3%Reduced
Legacy Capital Wealth Partners, LLC5,023$634.6K0.13%+607+13.7%Added
Boston Trust Walden Corp5,059$639.2K0.01%+1,300+34.6%Added
Tradition Wealth Management, LLC5,065$640.0K0.05%−270−5.1%Reduced
Coastline Trust Co5,066$640.1K0.06%−1,724−25.4%Reduced
Kaufman Rossin Wealth, LLC5,066$640.1K0.37%+18+0.4%Added
USA Financial Portformulas Corp5,101$644.5K0.12%+182+3.7%Added
London & Capital Asset Management Ltd5,101$644.5K0.01%+908+21.7%Added
Oslo Pensjonsforsikring AS5,105$645.0K0.10%+5,105New
Norris Perne & French LLP5,113$646.0K0.03%−762−13.0%Reduced
Brown Miller Wealth Management, LLC5,134$648.7K0.18%+382+8.0%Added
Kingswood Wealth Advisors, LLC5,148$650.5K0.03%+2,062+66.8%Added
Rockland Trust Co5,185$655.1K0.03%−320−5.8%Reduced
Wealthspire Advisors, LLC5,187$655.4K0.01%−6,777−56.6%Reduced
Impact Capital Partners LLC5,187$655.4K0.20%+192+3.8%Added
Miracle Mile Advisors, LLC5,205$657.7K0.01%+232+4.7%Added
SC&H Financial Advisors, Inc.5,220$659.5K0.10%00.0%Unchanged
Pinnacle Wealth Planning Services, Inc.5,226$660.3K0.07%+66+1.3%Added
Smithfield Trust Co5,281$666.0K0.03%00.0%Unchanged
Acumen Wealth Advisors, LLC5,272$667.2K0.18%+5,272New
GeoWealth Management, LLC5,293$668.8K0.02%−4,458−45.7%Reduced
Nations Financial Group Inc,5,334$674.0K0.03%+65+1.2%Added
Collaborative Fund Advisors, LLC5,336$674.2K0.42%+5,336New
Klingenstein Fields & Co LP5,339$674.6K0.03%+15+0.3%Added
Quent Capital, LLC5,355$676.6K0.05%−35−0.6%Reduced
Capital Performance Advisors LLP5,399$682.2K0.05%−6−0.1%Reduced
First Horizon Corp5,410$683.6K0.03%−20−0.4%Reduced
Ogorek Anthony Joseph5,426$685.0K0.19%−25−0.5%Reduced
Morse Asset Management, Inc5,476$691.9K0.14%+2,296+72.2%Added
Index Technologies Group LLC5,478$692.1K0.75%−40−0.7%Reduced
Clear Street Group Inc.5,488$693.4K0.00%+5,488New
Measured Wealth Private Client Group, LLC5,498$694.7K0.19%−500−8.3%Reduced
Sovran Advisors, LLC4,738$697.8K0.05%+2,768+140.5%Added
Net Worth Advisory Group5,535$699.3K0.14%+1,754+46.4%Added
Leonteq Securities AG5,545$700.6K0.04%+1,474+36.2%Added
Sharkey, Howes & Javer5,550$701.2K0.09%00.0%Unchanged
Moore Capital Management, LP5,565$703.1K0.03%+5,565New
Fisher Asset Management, LLC5,576$704.5K0.00%−164−2.9%Reduced
Pines Wealth Management, LLC5,598$707.3K0.23%−1,317−19.0%Reduced
PenderFund Capital Management Ltd.5,600$707.6K0.11%+5,600New
Knuff & Co LLC5,600$707.6K0.21%+5,600New
Hibernia Wealth Partners, LLC5,602$707.8K0.21%−48−0.8%Reduced
San Luis Wealth Advisors LLC5,616$709.6K0.12%+645+13.0%Added
Waterford Advisors, LLC5,959$710.0K0.23%−325−5.2%Reduced
Rothschild Investment LLC5,628$711.1K0.04%+1,681+42.6%Added
LVW Advisors, LLC5,648$713.6K0.07%+947+20.1%Added
Tiaa Trust, National Association5,667$716.0K0.04%−179,582−96.9%Reduced
Renaissance Investment Group LLC5,695$719.6K0.15%+5,695New
Prairie Wealth Advisors, Inc.0$722.0K0.31%0Unchanged
Raleigh Capital Management Inc.5,729$723.8K0.25%+447+8.5%Added
SBI Securities Co., Ltd.5,741$725.4K0.02%+1,245+27.7%Added
State of Wyoming5,754$727.0K0.09%−2,828−33.0%Reduced
Riverbend Wealth Management, LLC5,764$728.3K0.45%+5,764New
Jacobsen Capital Management5,772$729.3K0.25%−1,195−17.2%Reduced
Burford Brothers, Inc.5,781$730.4K0.30%+5,781New
Versant Capital Management, Inc5,830$736.6K0.07%+1,465+33.6%Added
SevenBridge Financial Group, LLC4,975$736.9K0.12%−17−0.3%Reduced
Insigneo Advisory Services, LLC5,930$749.3K0.05%+1,196+25.3%Added
Elefante Mark B5,943$750.9K0.41%00.0%Unchanged
Atom Investors LP5,969$754.2K0.05%−484−7.5%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.5,970$754.3K0.31%−1,228−17.1%Reduced
NorthRock Partners, LLC5,975$755.0K0.01%+1,254+26.6%Added
Emergent Wealth Advisors, LLC5,976$755.0K0.45%+3,046+104.0%Added
LifeWealth Investments, LLC5,988$756.6K0.23%+486+8.8%Added
Settian Capital LP6,000$758.1K0.53%+6,000New
DGS Capital Management, LLC6,011$759.5K0.13%−1,357−18.4%Reduced
Waddell & Associates, LLC6,012$759.6K0.04%+2,864+91.0%Added
Hohimer Wealth Management, LLC6,016$760.1K0.09%−1,242−17.1%Reduced
Donoghue Forlines LLC6,022$760.9K0.21%−12,568−67.6%Reduced
Athena Investment Management6,023$761.0K0.39%00.0%Unchanged
Marex Group plc6,047$764.0K0.01%−1,558−20.5%Reduced
Oxford Financial Group Ltd6,050$764.4K0.04%+6,050New
Thrive Wealth Management, LLC6,105$771.4K0.11%−1,373−18.4%Reduced
Trivant Custom Portfolio Group, LLC6,122$773.5K0.42%+6,122New
Chase Investment Counsel Corp6,131$774.0K0.20%00.0%Unchanged
Fiduciary Family Office, LLC6,127$774.1K0.22%−433−6.6%Reduced
Bridgewater Advisors Inc.6,313$774.4K0.05%+28+0.4%Added
Stoneridge Investment Partners LLC6,133$775.0K0.56%+6,133New
Foundations Investment Advisors, LLC6,140$775.8K0.01%+1,908+45.1%Added
Osmosis Investment Management UK Ltd6,132$776.3K0.02%+6,132New
Adell Harriman & Carpenter Inc6,167$779.2K0.05%00.0%Unchanged
St. Louis Trust Co6,168$779.3K0.09%+2,564+71.1%Added
Gibbs Wealth Management6,223$786.3K0.10%+3,883+165.9%Added
Total Clarity Wealth Management, Inc.6,228$786.9K0.18%+135+2.2%Added
TFR Capital, LLC.6,230$787.2K0.24%−15−0.2%Reduced
Sustainable Insight Capital Management, LLC6,256$790.4K0.27%+700+12.6%Added
Lineweaver Wealth Advisors, LLC6,320$798.6K0.11%+6,320New
BAM Wealth Management, LLC6,322$798.8K0.60%−1,794−22.1%Reduced
Ticino Wealth6,190$800.3K0.28%−464−7.0%Reduced
Naples Global Advisors, LLC6,336$802.1K0.06%+72+1.1%Added
Asset One Wealth Management LLC5,282$802.5K0.09%+648+14.0%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC6,357$803.2K0.02%+6,357New
Caldwell Investment Management Ltd.6,800$811.2K0.32%+6,800New
Polymer Capital Management (US) LLC6,452$815.2K0.12%−5,639−46.6%Reduced
Fortress Financial Solutions, LLC6,470$817.5K0.85%−50−0.8%Reduced
71 West Capital Partners6,487$819.6K0.04%+1,040+19.1%Added
MorganRosel Wealth Management, LLC6,533$825.4K0.33%−5,809−47.1%Reduced
Capstone Investment Advisors, LLC6,553$828.0K0.01%+6,553New
Ewa, LLC6,562$829.1K0.19%+1,041+18.9%Added
Spears Abacus Advisors LLC6,581$831.5K0.02%+34+0.5%Added