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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
AQR Capital Management LLC5,649,669$697.1M0.32%+2,061,679+57.5%Added
Flossbach Von Storch AG5,568,649$703.6M3.28%−1,712,174−23.5%Reduced
Neuberger Berman Group LLC5,906,177$746.2M0.57%−790,555−11.8%Reduced
UBS Group AG6,303,318$796.4M0.14%+1,724,328+37.7%Added
Amundi6,381,320$806.3M0.22%+604,259+10.5%Added
Deutsche Bank AG6,405,947$809.4M0.27%−89,876−1.4%Reduced
Victory Capital Management Inc6,442,036$814.0M0.52%−2,020,871−23.9%Reduced
Wells Fargo & Company7,067,726$893.0M0.18%+376,641+5.6%Added
Vanguard Fiduciary Trust Co7,090,111$895.8M0.23%+7,090,111New
Charles Schwab Investment Management Inc7,390,201$933.8M0.14%+152,101+2.1%Added
Legal & General Group Plc8,114,004$1.03B0.24%−200,174−2.4%Reduced
UBS Asset Management Americas Inc9,287,216$1.17B0.24%+912,449+10.9%Added
Franklin Resources Inc9,306,837$1.18B0.29%−2,155,390−18.8%Reduced
Janus Henderson Group PLC9,458,488$1.20B0.57%−446,139−4.5%Reduced
Royal Bank of Canada9,768,089$1.23B0.23%−869,665−8.2%Reduced
Jennison Associates LLC10,238,520$1.29B0.89%−18,859−0.2%Reduced
Goldman Sachs Group Inc11,406,674$1.44B0.19%+2,865,478+33.5%Added
Invesco Ltd.11,777,152$1.49B0.15%+2,826,430+31.6%Added
Arrowstreet Capital, Limited Partnership11,884,529$1.50B0.81%+26,174+0.2%Added
Nuveen, LLC13,122,461$1.66B0.45%+5,322,488+68.2%Added
Northern Trust Corp13,469,540$1.70B0.22%−40,726−0.3%Reduced
Massachusetts Financial Services Co13,964,627$1.83B0.62%−1,948,449−12.2%Reduced
Wellington Management Group LLP15,001,671$1.90B0.35%+2,581,669+20.8%Added
Bank of New York Mellon Corp16,312,088$2.06B0.38%−1,398,045−7.9%Reduced
Morgan Stanley17,512,450$2.21B0.13%−673,497−3.7%Reduced
Bank of America Corp20,675,686$2.61B0.19%−1,281,766−5.8%Reduced
Price T Rowe Associates Inc26,186,905$3.31B0.38%−11,736,160−30.9%Reduced
Capital Research Global Investors26,630,629$3.36B0.52%+10,173,753+61.8%Added
Geode Capital Management, LLC31,295,967$3.95B0.25%+977,315+3.2%Added
Capital International Investors35,333,842$4.46B1.05%+11,653,093+49.2%Added
Vanguard Portfolio Management LLC35,850,171$4.53B0.24%+35,850,171New
JPMorgan Chase & Co49,270,578$5.87B0.40%+14,945,430+43.5%Added
State Street Corp57,396,418$7.27B0.25%+482,820+0.8%Added
FMR LLC79,477,521$10.0B0.53%−6,943,274−8.0%Reduced
Vanguard Capital Management LLC79,875,456$10.1B0.25%+79,875,456New
BlackRock, Inc.101,966,066$12.9B0.23%−4,171,540−3.9%Reduced
Point72 Asset Management, L.P.0$00.00%−1,220,208−100.0%Sold out
Holocene Advisors, LP0$00.00%−847,508−100.0%Sold out
London Co of Virginia0$00.00%−524,534−100.0%Sold out
Logan Capital Management Inc0$00.00%−502,364−100.0%Sold out
Rokos Capital Management LLP0$00.00%−252,952−100.0%Sold out
Mutual of America Capital Management LLC0$00.00%−212,337−100.0%Sold out
Walleye Capital LLC0$00.00%−194,791−100.0%Sold out
FengHe Fund Management Pte. Ltd.0$00.00%−190,700−100.0%Sold out
Waratah Capital Advisors Ltd.0$00.00%−183,546−100.0%Sold out
Rakuten Investment Management, Inc.0$00.00%−160,891−100.0%Sold out
Freestone Grove Partners LP0$00.00%−147,085−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−133,554−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−130,324−100.0%Sold out
Maniro Ltd0$00.00%−63,930−100.0%Sold out
Concentric Capital Strategies, LP0$00.00%−51,675−100.0%Sold out
VMS Asset Management Limited0$00.00%−49,376−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−48,200−100.0%Sold out
Greenwood Capital Associates LLC0$00.00%−46,910−100.0%Sold out
Simplex Trading, LLC0$00.00%−45,822−100.0%Sold out
Lee Johnson Capital Management, LLC0$00.00%−44,400−100.0%Sold out
Gallo Partners, LP0$00.00%−35,315−100.0%Sold out
Fox Hill Wealth Management0$00.00%−33,745−100.0%Sold out
Landscape Capital Management, L.L.C.0$00.00%−32,691−100.0%Sold out
Estate Counselors, LLC0$00.00%−30,935−100.0%Sold out
Oversea-Chinese Banking CORP Ltd0$00.00%−29,627−100.0%Sold out
Zeno Equity Partners LLP0$00.00%−27,087−100.0%Sold out
Night Squared LP0$00.00%−26,530−100.0%Sold out
Convergence Investment Partners, LLC0$00.00%−25,113−100.0%Sold out
West Michigan Advisors, LLC0$00.00%−21,381−100.0%Sold out
VCI Wealth Management LLC0$00.00%−21,034−100.0%Sold out
Element Capital Management LLC0$00.00%−18,286−100.0%Sold out
Sherman Porfolios, LLC0$00.00%−16,787−100.0%Sold out
Triglav Skladi, D.O.O.0$00.00%−16,459−100.0%Sold out
Win Advisors, Inc0$00.00%−16,210−100.0%Sold out
Sage Mountain Advisors LLC0$00.00%−13,039−100.0%Sold out
IPG Investment Advisors LLC0$00.00%−12,825−100.0%Sold out
R Squared Ltd0$00.00%−12,675−100.0%Sold out
Blue Jean Financial LLC0$00.00%−12,413−100.0%Sold out
Fieldview Capital Management, LLC0$00.00%−12,304−100.0%Sold out
Fischer Financial Services, Inc.0$00.00%−10,875−100.0%Sold out
Dymon Asia Capital (Singapore) Pte. Ltd.0$00.00%−10,848−100.0%Sold out
St. Louis Financial Planners Asset Management, LLC0$00.00%−10,001−100.0%Sold out
Private Advisory Group LLC0$00.00%−9,415−100.0%Sold out
Arrowpoint Investment Partners (Singapore) Pte. Ltd.0$00.00%−8,900−100.0%Sold out
Delta Investment Management, LLC0$00.00%−8,662−100.0%Sold out
Forum Financial Management, LP0$00.00%−7,655−100.0%Sold out
Quest Partners LLC0$00.00%−7,615−100.0%Sold out
Weiss Asset Management LP0$00.00%−7,192−100.0%Sold out
Lombard Odier Asset Management (USA) Corp0$00.00%−6,546−100.0%Sold out
KDT Advisors, LLC0$00.00%−6,250−100.0%Sold out
Park National Corp0$00.00%−6,226−100.0%Sold out
Three Seasons Wealth, LLC0$00.00%−5,064−100.0%Sold out
Elser Financial Planning, Inc0$00.00%−4,910−100.0%Sold out
Marks Group Wealth Management, Inc0$00.00%−4,819−100.0%Sold out
Focused Alpha, LLC0$00.00%−3,966−100.0%Sold out
Severin Investments, LLC0$00.00%−3,777−100.0%Sold out
Counterpoint Mutual Funds LLC0$00.00%−3,715−100.0%Sold out
Quantedge Capital Pte Ltd0$00.00%−3,700−100.0%Sold out
Catalytic Wealth RIA, LLC0$00.00%−3,611−100.0%Sold out
Journey Retirement Planning & Investment Management LLC0$00.00%−3,564−100.0%Sold out
Kercheville Advisors, LLC0$00.00%−3,000−100.0%Sold out
Headlands Technologies LLC0$00.00%−3,349−100.0%Sold out
Versor Investments LP0$00.00%−3,300−100.0%Sold out
Sentry Investment Management LLC0$00.00%−3,088−100.0%Sold out