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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; 2,339 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: 2,339 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 20262,339$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
Sharkey, Howes & Javer5,550$701.2K0.09%00.0%Unchanged
Leonteq Securities AG5,545$700.6K0.04%+1,474+36.2%Added
Net Worth Advisory Group5,535$699.3K0.14%+1,754+46.4%Added
Sovran Advisors, LLC4,738$697.8K0.05%+2,768+140.5%Added
Measured Wealth Private Client Group, LLC5,498$694.7K0.19%−500−8.3%Reduced
Clear Street Group Inc.5,488$693.4K0.00%+5,488New
Index Technologies Group LLC5,478$692.1K0.75%−40−0.7%Reduced
Morse Asset Management, Inc5,476$691.9K0.14%+2,296+72.2%Added
Ogorek Anthony Joseph5,426$685.0K0.19%−25−0.5%Reduced
First Horizon Corp5,410$683.6K0.03%−20−0.4%Reduced
Capital Performance Advisors LLP5,399$682.2K0.05%−6−0.1%Reduced
Quent Capital, LLC5,355$676.6K0.05%−35−0.6%Reduced
Klingenstein Fields & Co LP5,339$674.6K0.03%+15+0.3%Added
Collaborative Fund Advisors, LLC5,336$674.2K0.42%+5,336New
Nations Financial Group Inc,5,334$674.0K0.03%+65+1.2%Added
GeoWealth Management, LLC5,293$668.8K0.02%−4,458−45.7%Reduced
Acumen Wealth Advisors, LLC5,272$667.2K0.18%+5,272New
Smithfield Trust Co5,281$666.0K0.03%00.0%Unchanged
Pinnacle Wealth Planning Services, Inc.5,226$660.3K0.07%+66+1.3%Added
SC&H Financial Advisors, Inc.5,220$659.5K0.10%00.0%Unchanged
Miracle Mile Advisors, LLC5,205$657.7K0.01%+232+4.7%Added
Impact Capital Partners LLC5,187$655.4K0.20%+192+3.8%Added
Wealthspire Advisors, LLC5,187$655.4K0.01%−6,777−56.6%Reduced
Rockland Trust Co5,185$655.1K0.03%−320−5.8%Reduced
Kingswood Wealth Advisors, LLC5,148$650.5K0.03%+2,062+66.8%Added
Brown Miller Wealth Management, LLC5,134$648.7K0.18%+382+8.0%Added
Norris Perne & French LLP5,113$646.0K0.03%−762−13.0%Reduced
Oslo Pensjonsforsikring AS5,105$645.0K0.10%+5,105New
London & Capital Asset Management Ltd5,101$644.5K0.01%+908+21.7%Added
USA Financial Portformulas Corp5,101$644.5K0.12%+182+3.7%Added
Kaufman Rossin Wealth, LLC5,066$640.1K0.37%+18+0.4%Added
Coastline Trust Co5,066$640.1K0.06%−1,724−25.4%Reduced
Tradition Wealth Management, LLC5,065$640.0K0.05%−270−5.1%Reduced
Boston Trust Walden Corp5,059$639.2K0.01%+1,300+34.6%Added
Legacy Capital Wealth Partners, LLC5,023$634.6K0.13%+607+13.7%Added
PDT Partners, LLC5,019$634.2K0.04%−34,500−87.3%Reduced
Ironwood Investment Counsel, LLC5,013$633.4K0.09%−103−2.0%Reduced
Paladin Wealth, LLC5,004$632.3K0.43%−544−9.8%Reduced
Sepio Capital, LP4,993$630.9K0.03%−1,541−23.6%Reduced
Burns Matteson Capital Management, LLC4,979$629.1K0.25%−6,467−56.5%Reduced
TBH Global Asset Management, LLC4,972$628.2K0.13%+4,972New
Affinity Investment Advisors, LLC4,936$623.7K0.39%−2,359−32.3%Reduced
Chapin Davis, Inc.4,916$621.1K0.14%−48,766−90.8%Reduced
Beaumont Financial Advisors, LLC4,910$620.4K0.04%−203−4.0%Reduced
Oak Grove Capital LLC4,900$619.1K0.11%−900−15.5%Reduced
Edgestream Partners, L.P.4,882$616.8K0.02%−5,229−51.7%Reduced
Scharf Investments, LLC4,879$616.5K0.02%−2,155−30.6%Reduced
Allred Capital Management, LLC4,868$615.1K0.22%+233+5.0%Added
Journey Strategic Wealth LLC4,841$611.7K0.02%+517+12.0%Added
Apella Capital, LLC4,042$610.6K0.01%+1,762+77.3%Added
Cornerstone Advisory, LLC4,828$610.0K0.06%+132+2.8%Added
B&L Asset Management LLC4,819$608.9K0.26%+1,405+41.2%Added
Financial Alternatives, Inc4,813$608.1K0.33%00.0%Unchanged
Pinnacle Wealth Management Advisory Group, LLC4,796$606.0K0.04%+37+0.8%Added
Diversified Enterprises, LLC4,781$604.1K0.03%−246−4.9%Reduced
Alta Advisers Ltd4,760$601.4K0.22%00.0%Unchanged
Secure Asset Management, LLC4,742$599.2K0.09%+4,742New
Red Door Wealth Management, LLC4,724$596.9K0.06%+253+5.7%Added
Parkside Financial Bank & Trust4,719$596.2K0.05%+532+12.7%Added
Caldwell Trust Co4,706$594.6K0.05%00.0%Unchanged
HighPoint Advisor Group LLC4,691$592.8K0.02%−24,737−84.1%Reduced
Retirement Planning Group4,672$590.3K0.02%−1,469−23.9%Reduced
Everhart Financial Group, Inc.4,640$586.3K0.05%+928+25.0%Added
Legacy Financial Advisors, Inc.4,633$585.3K0.08%+696+17.7%Added
Waldron Private Wealth LLC4,625$584.4K0.02%+130+2.9%Added
Fulcrum Equity Management4,606$582.0K0.57%+469+11.3%Added
Shay Capital LLC4,600$581.2K0.08%+1,700+58.6%Added
Tower Wealth Partners, Inc.4,599$581.1K0.32%+350+8.2%Added
Thoroughbred Financial Services, LLC4,583$579.0K0.03%+68+1.5%Added
Triad Wealth Partners, LLC4,581$578.8K0.05%+1,807+65.1%Added
Rydar Equities, Inc.4,384$578.7K0.45%+380+9.5%Added
United Asset Strategies, Inc.4,530$572.4K0.05%+4,530New
Everpar Advisors LLC4,516$570.6K0.20%+299+7.1%Added
Tocqueville Asset Management L.P.4,471$564.9K0.01%+1,405+45.8%Added
Robertson Stephens Wealth Management, LLC4,448$563.1K0.02%+87+2.0%Added
Schonfeld Strategic Advisors LLC4,451$562.4K0.00%+4,451New
TruWealth Advisors, LLC4,441$561.1K0.03%+38+0.9%Added
Range Financial Group LLC4,424$559.0K0.19%+10.0%Added
Godsey & Gibb Associates4,400$555.9K0.05%00.0%Unchanged
Next Level Wealth Planning, LLC4,400$555.9K0.29%00.0%Unchanged
Riverwater Partners LLC4,390$554.7K0.18%−130−2.9%Reduced
SmartHarvest Portfolios, LLC4,358$550.6K0.23%−1,280−22.7%Reduced
Essex Savings Bank4,345$549.0K0.12%+5+0.1%Added
FourThought Financial Partners, LLC4,334$547.6K0.05%+1,097+33.9%Added
Outlook Wealth Advisors, LLC4,330$547.1K0.13%+112+2.7%Added
Alesco Advisors LLC4,323$546.2K0.01%+4,323New
Ethos Financial Group, LLC4,309$545.5K0.04%−156−3.5%Reduced
Ehrenkranz Partners L.P.4,314$545.1K0.43%+787+22.3%Added
Fi3 FINANCIAL ADVISORS, LLC4,298$544.1K0.16%+1,215+39.4%Added
Fukoku Mutual Life Insurance Co4,300$543.3K0.04%−2,529−37.0%Reduced
Rossmore Private Capital4,255$538.7K0.05%00.0%Unchanged
Platform Technology Partners4,247$536.6K0.10%−646−13.2%Reduced
Fragasso Group Inc.4,203$531.7K0.03%+25+0.6%Added
Capital Analysts, LLC4,207$531.0K0.01%+3,773+869.4%Added
SageView Advisory Group, LLC4,200$530.7K0.02%+938+28.8%Added
Harbor Investment Advisory, LLC4,199$530.5K0.04%−172−3.9%Reduced
Jackson Thornton Asset Management, LLC3,768$530.3K0.05%−287−7.1%Reduced
Phillips Wealth Planners LLC4,329$530.2K0.40%+192+4.6%Added
Palisades Hudson Asset Management, L.P.4,160$526.0K0.21%00.0%Unchanged
Elyxium Wealth, LLC4,142$523.3K0.17%+438+11.8%Added