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Livermore
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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
Private Wealth Management Group, LLC190$24.0K0.01%00.0%Unchanged
Mascoma Wealth Management LLC180$22.7K0.00%−16−8.2%Reduced
Intesa Sanpaolo Wealth Management175$22.1K0.01%−13,848−98.8%Reduced
Synergy Investment Management, LLC175$22.1K0.01%+175New
Cherry Tree Wealth Management, LLC172$21.7K0.00%00.0%Unchanged
Oakworth Capital, Inc.172$21.7K0.00%00.0%Unchanged
Essex Investment Management Co LLC168$21.2K0.00%00.0%Unchanged
Mowery & Schoenfeld Wealth Management, LLC166$21.0K0.03%00.0%Unchanged
Lloyd Advisory Services, LLC.163$20.6K0.01%−49−23.1%Reduced
Kingdom Financial Group LLC.163$20.6K0.01%+38+30.4%Added
Sunrise Financial Services, LLC162$20.5K0.01%00.0%Unchanged
ZRC Wealth Management, LLC156$19.7K0.01%−3−1.9%Reduced
Steigerwald, Gordon & Koch Inc.155$19.6K0.00%00.0%Unchanged
Truvestments Capital LLC154$19.5K0.00%−68−30.6%Reduced
Gen-Wealth Partners Inc153$19.3K0.01%+153New
North Star Investment Management Corp.151$19.1K0.00%+27+21.8%Added
Your Advocates Ltd., LLP150$19.0K0.01%00.0%Unchanged
Glen Eagle Advisors, LLC147$18.6K0.00%00.0%Unchanged
Joseph Group Capital Management143$18.1K0.00%−12−7.7%Reduced
Barnes Dennig Private Wealth Management LLC142$17.9K0.02%−387−73.2%Reduced
Bare Financial Services, Inc140$17.7K0.00%+21+17.6%Added
Advocate Investing Services LLC139$17.6K0.01%00.0%Unchanged
Mosley Wealth Management137$17.0K0.01%+137New
Rocky Mountain Advisers, LLC128$16.2K0.00%00.0%Unchanged
Strive Financial Group ,LLC124$16.0K0.01%00.0%Unchanged
Quest 10 Wealth Builders, Inc.123$15.6K0.01%+71+136.5%Added
Whi Trust Co LLC120$15.2K0.01%00.0%Unchanged
Greykasell Wealth Strategies, Inc.120$15.2K0.01%00.0%Unchanged
Bay Harbor Wealth Management, LLC118$14.9K0.00%+36+43.9%Added
Tompkins Financial Corp116$14.7K0.00%−50−30.1%Reduced
Ameliora Wealth Management Ltd.115$14.5K0.00%00.0%Unchanged
Bayban113$14.3K0.01%00.0%Unchanged
Bogart Wealth, LLC110$13.9K0.00%−41−27.2%Reduced
PFS Partners, LLC110$13.8K0.01%+1+0.9%Added
Atomic Invest LLC112$13.3K0.01%−12−9.7%Reduced
Strategic Investment Solutions, Inc.104$13.1K0.00%00.0%Unchanged
Addison Advisors LLC103$13.0K0.00%−7−6.4%Reduced
Vermillion Wealth Management, Inc.103$13.0K0.01%+103New
Ares Financial Consulting, LLC100$12.8K0.01%00.0%Unchanged
Salem Investment Counselors Inc100$12.7K0.00%+100New
Founders Capital Management100$12.7K0.01%00.0%Unchanged
DiNuzzo Private Wealth, Inc.100$12.6K0.00%+1+1.0%Added
Imprint Wealth LLC97$12.3K0.06%+9+10.2%Added
Penserra Capital Management LLC102$12.0K0.00%−17,626−99.4%Reduced
Pacific Center for Financial Services92$11.6K0.00%00.0%Unchanged
Benson Wealth Management INC92$11.6K0.02%00.0%Unchanged
Financial Avengers, Inc.91$11.4K0.01%−12−11.7%Reduced
Geneos Wealth Management Inc.90$11.4K0.00%−12−11.8%Reduced
TSFG, LLC90$11.0K0.00%00.0%Unchanged
Altshuler Shaham Ltd85$10.7K0.00%−18−17.5%Reduced
Arlington Trust Co LLC85$10.7K0.00%00.0%Unchanged
Tradewinds Capital Management, LLC84$10.6K0.00%+58+223.1%Added
Innovative Asset Advisors Group, LLC82$10.4K0.01%+82New
Signature Resources Capital Management, LLC82$10.4K0.00%−9−9.9%Reduced
Capula Management Ltd81$10.2K0.00%−4,454−98.2%Reduced
First Pacific Financial80$10.1K0.00%+67+515.4%Added
Union Savings Bank78$9.86K0.00%00.0%Unchanged
Trust Co78$9.86K0.00%+67+609.1%Added
Pittenger & Anderson Inc75$9.48K0.00%00.0%Unchanged
Estabrook Capital Management75$9.48K0.00%+10+15.4%Added
Tidemark, LLC74$9.35K0.00%+35+89.7%Added
Elequin Capital LP69$8.72K0.00%+69New
JNBA Financial Advisors68$8.59K0.00%00.0%Unchanged
Sofos Investments, Inc.68$8.59K0.00%+68New
Three Bearings Fiduciary Advisors, Inc.64$8.10K0.01%00.0%Unchanged
Jackson, Grant Investment Advisers, Inc.64$8.09K0.00%00.0%Unchanged
Kozak & Associates, Inc.55$8.02K0.00%00.0%Unchanged
Asset Dedication, LLC63$7.96K0.00%00.0%Unchanged
Washington Trust Advisors, Inc.63$7.96K0.00%−475−88.3%Reduced
Clark Wealth Partners61$7.72K0.01%+61New
Evolution Wealth Management Inc.61$7.71K0.01%+61New
Quarry LP60$7.58K0.00%−64−51.6%Reduced
Key Capital Management, INC60$7.58K0.01%+60New
Southern Michigan Bank & Trust57$7.20K0.00%+57New
High Note Wealth, LLC54$6.82K0.00%−42−43.8%Reduced
McGuire Capital Advisors Inc53$6.70K0.00%+34+178.9%Added
MJT & Associates Financial Advisory Group, Inc.53$6.70K0.00%+53New
Portus Wealth Advisors, LLC53$6.70K0.01%+53New
Carolina Wealth Advisors, LLC50$6.32K0.00%+50New
Ballast Advisors LLC46$5.81K0.00%+46New
Clayton Financial Group LLC45$5.69K0.00%00.0%Unchanged
Richardson Financial Services Inc.45$5.69K0.00%+45New
CBIZ Investment Advisory Services, LLC44$5.57K0.00%−964−95.6%Reduced
IMA Wealth, Inc.44$5.57K0.00%−59−57.3%Reduced
Barrett & Company, Inc.42$5.31K0.00%00.0%Unchanged
Piscataqua Savings Bank42$5.31K0.00%00.0%Unchanged
Cypress Capital Management LLC (WY)40$5.05K0.00%+40New
HighMark Wealth Management LLC39$4.93K0.00%00.0%Unchanged
Smallwood Wealth Investment Management, LLC39$4.93K0.00%00.0%Unchanged
American Capital Advisory, LLC38$4.80K0.00%+3+8.6%Added
Aspect Partners, LLC37$4.67K0.00%+18+94.7%Added
Triumph Capital Management36$4.55K0.00%+23+176.9%Added
Stone House Investment Management, LLC35$4.42K0.00%00.0%Unchanged
Pacifica Partners Inc.33$4.17K0.00%+33New
Intentional Wealth Strategies, LLC33$4.17K0.00%+33New
Retirement Wealth Solutions LLC32$4.04K0.00%+9+39.1%Added
Elevated Capital Advisors, LLC32$4.04K0.00%00.0%Unchanged
Quaker Wealth Management, LLC31$3.92K0.00%−2−6.1%Reduced
Sittner & Nelson, LLC30$3.79K0.00%00.0%Unchanged
PayPay Securities Corp25$3.72K0.13%−6−19.4%Reduced