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Livermore
ZHEN

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
One River Asset Management, LLC2$2700.00%+2New
Bank of Jackson Hole Trust3$4050.00%00.0%Unchanged
Bullseye Investment Management, LLC4$5410.00%+4New
Breakwater Investment Management5$6760.00%00.0%Unchanged
Reyes Financial Architecture, Inc.7$9460.00%+7New
Quattro Advisors LLC7$9460.00%+7New
Winthrop Capital Management, LLC11$1.00K0.00%+11New
Toth Financial Advisory Corp8$1.08K0.00%+8New
ROSS\JOHNSON & Associates LLC10$1.35K0.03%+3+42.9%Added
Berkshire Capital Holdings Inc10$1.35K0.00%+10New
Whipplewood Advisors, LLC10$1.35K0.00%+10New
DecisionPoint Financial, LLC10$1.35K0.00%00.0%Unchanged
Seneschal Advisors, LLC10$1.35K0.00%00.0%Unchanged
Trust Co11$1.49K0.00%+11New
Luken Investment Analytics, LLC11$1.49K0.00%+11New
Armstrong Advisory Group, Inc12$1.62K0.00%+12New
First Pacific Financial13$1.76K0.00%00.0%Unchanged
Triumph Capital Management13$1.76K0.00%+13New
Hartford Financial Management Inc.18$2.43K0.00%00.0%Unchanged
United Financial Planning Group LLC18$2.43K0.00%+18New
Investors Portfolio Services LLC19$2.54K0.00%+19New
Aspect Partners, LLC19$2.57K0.00%+13+216.7%Added
McGuire Capital Advisors Inc19$2.57K0.00%+19New
WestEnd Advisors, LLC20$2.70K0.00%−2−9.1%Reduced
Wolff Wiese Magana LLC20$2.70K0.00%00.0%Unchanged
Networth Advisors, LLC20$2.70K0.00%+20New
Alerus Financial NA21$2.84K0.00%00.0%Unchanged
Legacy Wealth Managment, LLC22$2.97K0.00%+22New
Farmers & Merchants Trust Co of Chambersburg PA20$3.00K0.00%+20New
Retirement Wealth Solutions LLC23$3.11K0.00%−5−17.9%Reduced
1620 Investment Advisors, Inc.24$3.29K0.00%00.0%Unchanged
Turning Point Benefit Group, Inc.26$3.51K0.00%+20+333.3%Added
Tradewinds Capital Management, LLC26$3.51K0.00%00.0%Unchanged
Atlantic Private Wealth, LLC28$3.75K0.00%00.0%Unchanged
Financial Consulate, Inc30$4.05K0.00%00.0%Unchanged
Sittner & Nelson, LLC30$4.09K0.00%00.0%Unchanged
PayPay Securities Corp31$4.19K0.12%+6+24.0%Added
Elevated Capital Advisors, LLC32$4.32K0.00%+32New
Quaker Wealth Management, LLC33$4.46K0.00%+5+17.9%Added
American Capital Advisory, LLC35$4.73K0.00%+4+12.9%Added
Stone House Investment Management, LLC35$4.73K0.00%+8+29.6%Added
Cape Investment Advisory, Inc.37$5.00K0.00%+34+1,133.3%Added
Tidemark, LLC39$5.27K0.00%−15−27.8%Reduced
HighMark Wealth Management LLC39$5.27K0.00%00.0%Unchanged
Banque Transatlantique SA39$5.27K0.00%00.0%Unchanged
Smallwood Wealth Investment Management, LLC39$5.27K0.00%+20+105.3%Added
Trifecta Capital Advisors, LLC39$5.27K0.00%−96−71.1%Reduced
HFM Investment Advisors, LLC39$5.27K0.00%+26+200.0%Added
Piscataqua Savings Bank42$5.67K0.00%+42New
Barrett & Company, Inc.42$5.68K0.00%00.0%Unchanged
Optima Capital LLC42$5.68K0.00%+42New
NVWM, LLC45$6.08K0.00%+10+28.6%Added
Clayton Financial Group LLC45$6.08K0.00%+45New
E Fund Management (Hong Kong) Co., Ltd.42$6.09K0.00%+34+425.0%Added
Dixon Mitchell Investment Counsel Inc.45$6.09K0.00%+45New
Quest 10 Wealth Builders, Inc.52$7.04K0.01%+40+333.3%Added
Kozak & Associates, Inc.55$7.73K0.00%00.0%Unchanged
Asset Dedication, LLC63$8.51K0.00%00.0%Unchanged
Jackson, Grant Investment Advisers, Inc.64$8.65K0.00%00.0%Unchanged
Estabrook Capital Management65$8.78K0.00%00.0%Unchanged
JNBA Financial Advisors68$9.19K0.00%+68New
Three Bearings Fiduciary Advisors, Inc.64$9.22K0.01%+64New
Pittenger & Anderson Inc75$10.1K0.00%+45+150.0%Added
Union Savings Bank78$10.5K0.00%+78New
Legacy Bridge, LLC78$10.5K0.00%+57+271.4%Added
Bay Harbor Wealth Management, LLC82$11.1K0.00%+29+54.7%Added
Pacific Center for Financial Services92$11.4K0.00%00.0%Unchanged
Arlington Trust Co LLC85$11.5K0.00%−1,631−95.0%Reduced
Imprint Wealth LLC88$11.9K0.06%−238−73.0%Reduced
Redmont Wealth Advisors LLC88$11.9K0.02%00.0%Unchanged
TSFG, LLC90$12.0K0.00%00.0%Unchanged
Brown, Lisle/Cummings, Inc.90$12.2K0.00%00.0%Unchanged
Raffa Wealth Management, LLC90$12.2K0.00%+23+34.3%Added
POM Investment Strategies, LLC90$12.2K0.01%+90New
Signature Resources Capital Management, LLC91$12.3K0.01%+9+11.0%Added
Benson Wealth Management INC92$12.4K0.01%+92New
High Note Wealth, LLC96$13.0K0.00%+88+1,100.0%Added
Bangor Savings Bank97$13.1K0.00%+97New
DiNuzzo Private Wealth, Inc.99$13.4K0.00%+26+35.6%Added
Founders Capital Management100$13.5K0.01%+100New
Ares Financial Consulting, LLC100$13.5K0.01%+100New
Geneos Wealth Management Inc.102$13.8K0.00%+78+325.0%Added
Altshuler Shaham Ltd103$13.9K0.00%−27−20.8%Reduced
IMA Wealth, Inc.103$13.9K0.00%+95+1,187.5%Added
Financial Avengers, Inc.103$14.0K0.01%00.0%Unchanged
Clal Insurance Enterprises Holdings Ltd107$14.0K0.00%−8−7.0%Reduced
Strategic Investment Solutions, Inc.104$14.0K0.00%00.0%Unchanged
PFS Partners, LLC109$14.8K0.01%00.0%Unchanged
Addison Advisors LLC110$14.9K0.00%00.0%Unchanged
Bayban113$15.3K0.01%+113New
Ameliora Wealth Management Ltd.115$15.5K0.00%+115New
Nemes Rush Group LLC118$15.9K0.00%+40+51.3%Added
Bare Financial Services, Inc119$16.1K0.00%+13+12.3%Added
O'Brien Wealth Partners LLC120$16.2K0.00%00.0%Unchanged
Greykasell Wealth Strategies, Inc.120$16.2K0.01%00.0%Unchanged
Whi Trust Co LLC120$16.2K0.01%+120New
Quarry LP124$16.8K0.00%−1,720−93.3%Reduced
North Star Investment Management Corp.124$16.8K0.00%+68+121.4%Added
Strive Financial Group ,LLC124$16.8K0.01%+124New
Atomic Invest LLC124$16.8K0.01%+124New