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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 2025

Institutional positions in Amphenol Corp as of Mar 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
1,427
+43 vs. Q4 2024
Shares held
1.15B
+22.7M (+2.0%) vs. Q4 2024
Total value
$75.5B
−$2.95B (−3.8%) vs. Q4 2024
New holders
179
604 more added
Sold out
136
470 more reduced

23 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 2025: 1,427 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 2025: $75.5B
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 2025

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q4 2024.

Institutions holding APH in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Snowden Capital Advisors LLC31,535$2.07M0.07%−2,089−6.2%Reduced
Axxcess Wealth Management, LLC31,811$2.09M0.06%−1,484−4.5%Reduced
Meiji Yasuda Asset Management Co Ltd.31,844$2.09M0.08%+1,379+4.5%Added
Occudo Quantitative Strategies LP31,435$2.09M0.28%+31,435New
Fiduciary Group LLC31,984$2.10M0.21%+16,994+113.4%Added
Congress Wealth Management LLC32,191$2.11M0.03%−709−2.2%Reduced
Assetmark, Inc32,219$2.11M0.01%+2,936+10.0%Added
Bath Savings Trust Co32,257$2.12M0.22%+12,120+60.2%Added
Bleakley Financial Group, LLC32,461$2.13M0.07%+1,763+5.7%Added
Parr McKnight Wealth Management Group, LLC32,546$2.13M0.31%+2,062+6.8%Added
Roundview Capital LLC32,748$2.15M0.15%+10,580+47.7%Added
Moody Lynn & Lieberson, LLC33,048$2.17M0.14%00.0%Unchanged
Mattson Financial Services, LLC33,179$2.18M0.65%+33,179New
Cox Capital Mgt LLC33,497$2.20M1.60%+33,497New
Argentarii, LLC33,501$2.20M1.09%+1,942+6.2%Added
Legato Capital Management LLC33,564$2.20M0.30%+12,226+57.3%Added
Kentucky Retirement Systems Insurance Trust Fund34,357$2.25M0.16%+28,752+513.0%Added
Decatur Capital Management, Inc.34,853$2.29M1.19%+77+0.2%Added
J. Safra Sarasin Holding AG34,921$2.29M0.04%+34,921New
Zurich Insurance Group Ltd35,000$2.30M0.02%00.0%Unchanged
Signaturefd, LLC35,344$2.32M0.04%+2,474+7.5%Added
Bryn Mawr Trust Co35,423$2.32M0.04%−1,036−2.8%Reduced
RSM US Wealth Management LLC35,348$2.32M0.04%−9,085−20.4%Reduced
Loomis Sayles & Co L P35,855$2.35M0.00%+34,519+2,583.8%Added
Keebeck Wealth Management, LLC35,922$2.36M0.35%+35,922New
Meeder Advisory Services, Inc.36,148$2.37M0.14%+156+0.4%Added
APG Asset Management US Inc.36,408$2.41M0.02%00.0%Unchanged
Oarsman Capital, Inc.36,797$2.41M0.43%+881+2.5%Added
Merit Financial Group, LLC36,821$2.42M0.04%+22,744+161.6%Added
Raiffeisen Bank International AG36,542$2.43M0.04%−162,702−81.7%Reduced
Fox Hill Wealth Management37,127$2.44M1.44%+1,880+5.3%Added
Squarepoint Ops LLC37,720$2.47M0.01%−21,172−36.0%Reduced
Allianz SE37,760$2.48M0.07%−3,000−7.4%Reduced
We Are One Seven, LLC37,914$2.49M0.10%+3,550+10.3%Added
Marietta Investment Partners LLC38,052$2.50M0.60%+284+0.8%Added
Alamar Capital Management, LLC38,285$2.52M1.50%+38,285New
Palisade Asset Management, LLC38,474$2.52M0.26%+74+0.2%Added
Northwestern Mutual Investment Management Company, LLC38,518$2.53M0.04%+238+0.6%Added
Harbour Capital Advisors, LLC40,491$2.54M0.63%+610+1.5%Added
Wendell David Associates Inc38,780$2.54M0.25%+15,450+66.2%Added
Manchester Capital Management LLC39,059$2.56M0.31%+3,007+8.3%Added
Weaver Capital Management LLC39,273$2.58M0.69%+35+0.1%Added
GAMMA Investing LLC39,430$2.59M0.19%+3,860+10.9%Added
Herold Advisors, Inc.39,464$2.59M0.57%+484+1.2%Added
Tokio Marine Asset Management Co Ltd39,485$2.59M0.09%+2,249+6.0%Added
AlphaCore Capital LLC39,412$2.59M0.22%+9,004+29.6%Added
Dakota Wealth Management39,811$2.61M0.06%−112−0.3%Reduced
Investment Management Corp of Ontario39,859$2.61M0.05%+500+1.3%Added
Eads & Heald Wealth Management40,073$2.63M1.33%+238+0.6%Added
Arkadios Wealth Advisors40,274$2.64M0.10%−1,971−4.7%Reduced
Central Pacific Bank - Trust Division40,323$2.64M0.37%−5,767−12.5%Reduced
GWM Advisors LLC40,512$2.66M0.02%−9,075−18.3%Reduced
Empirical Finance, LLC41,166$2.70M0.16%+680+1.7%Added
Formuepleje A/S41,369$2.71M0.15%+41,369New
Wesbanco Bank Inc41,494$2.72M0.09%−81−0.2%Reduced
Private Advisor Group, LLC41,930$2.75M0.02%+4,155+11.0%Added
Nomura Holdings Inc42,131$2.76M0.01%−21,112−33.4%Reduced
Consolidated Planning Corp42,591$2.79M0.38%+25,431+148.2%Added
Bright Rock Capital Management, LLC43,000$2.82M0.59%00.0%Unchanged
True North Advisors, LLC43,066$2.82M0.50%−6,095−12.4%Reduced
Quadrant Capital Group LLC43,100$2.83M0.10%+17,283+66.9%Added
Groupama Asset Managment43,051$2.87M0.06%−1,184−2.7%Reduced
Duncker Streett & Co Inc43,740$2.87M0.57%−2,428−5.3%Reduced
Stone Point Wealth LLC44,015$2.89M0.98%−1,844−4.0%Reduced
Weatherly Asset Management L. P.43,920$2.89M0.26%−200−0.5%Reduced
Okabena Investment Services Inc44,196$2.90M0.73%+11,600+35.6%Added
Ingalls & Snyder LLC44,246$2.90M0.10%−183−0.4%Reduced
Twin Tree Management, LP44,286$2.90M0.06%−25,772−36.8%Reduced
Harvest Fund Management Co., Ltd44,734$2.93M0.15%−60,733−57.6%Reduced
KP Management LLC45,000$2.95M1.13%00.0%Unchanged
Peak Financial Advisors LLC45,194$2.96M1.51%+45,194New
Connable Office Inc45,396$2.98M0.32%−2,348−4.9%Reduced
Advisory Services Network, LLC46,077$3.02M0.06%+11,331+32.6%Added
Patton Fund Management, Inc.46,589$3.06M0.74%−13,983−23.1%Reduced
Elo Mutual Pension Insurance Co47,520$3.12M0.07%−62,382−56.8%Reduced
Two Sigma Investments, LP48,137$3.16M0.01%−364,971−88.3%Reduced
Metis Global Partners, LLC48,431$3.18M0.09%+8,008+19.8%Added
Arrow Financial Corp48,648$3.19M0.36%−26,371−35.2%Reduced
Ossiam49,291$3.23M0.05%+15,154+44.4%Added
Sumitomo Life Insurance Co49,304$3.23M0.12%+2,457+5.2%Added
Argent Trust Co49,317$3.23M0.13%+159+0.3%Added
PDT Partners, LLC49,719$3.26M0.23%+35,319+245.3%Added
Johnson Financial Group, Inc.49,919$3.28M0.16%+961+2.0%Added
Mitchell Capital Management Co50,462$3.31M0.63%+78+0.2%Added
Baer Investment Advisory LLC49,977$3.31M4.97%+6,935+16.1%Added
Charter Trust Co50,627$3.32M0.22%−1,909−3.6%Reduced
Plato Investment Management Ltd50,685$3.36M0.28%−6,842−11.9%Reduced
China Universal Asset Management Co., Ltd.51,200$3.37M0.31%−24,000−31.9%Reduced
Vestcor Inc51,344$3.37M0.11%+2,194+4.5%Added
Horizon Investments, LLC51,605$3.38M0.10%−4,479−8.0%Reduced
Norway Savings Bank51,931$3.41M1.94%−1,130−2.1%Reduced
American Trust52,111$3.42M0.84%−299−0.6%Reduced
Scopus Asset Management, L.P.52,203$3.42M0.12%−178,203−77.3%Reduced
Bessemer Group Inc52,517$3.44M0.01%−48,707−48.1%Reduced
BOK Financial Private Wealth, Inc.52,898$3.48M0.26%−1,376−2.5%Reduced
Mediolanum International Funds Ltd52,358$3.49M0.05%−32,503−38.3%Reduced
Asio Capital, LLC53,979$3.54M0.68%+14,028+35.1%Added
Synovus Financial Corp54,706$3.59M0.05%−13,027−19.2%Reduced
PFG Advisors54,785$3.59M0.20%+14,695+36.7%Added
Oppenheimer & Co Inc54,909$3.60M0.05%+604+1.1%Added