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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 2021

Institutional positions in Amphenol Corp as of Mar 31, 2021. 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
810
No complete 13F data for Q4 2020
Shares held
565.9M
No complete 13F data for Q4 2020
Total value
$37.3B
No complete 13F data for Q4 2020

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 2021: 810 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 2021: $37.3B
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 2021

Shares, value and share of portfolio for each institution holding Amphenol Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding APH in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BOK Financial Private Wealth, Inc.54,696$3.61M0.33%––
Stephens Inc55,065$3.63M0.06%––
Susquehanna Fundamental Investments, LLC55,384$3.65M0.06%––
LPL Financial LLC55,638$3.67M0.00%––
Decatur Capital Management, Inc.56,013$3.69M1.27%––
Squarepoint Ops LLC56,327$3.72M0.03%––
Financial Counselors Inc56,606$3.73M0.09%––
Public Sector Pension Investment Board56,674$3.74M0.03%––
Cartenna Capital, LP57,750$3.81M1.75%––
Fundsmith Long/Short Master Fund59,374$3.92M3.24%––
First Hawaiian Bank59,487$3.92M0.17%––
Synovus Financial Corp61,705$4.07M0.05%––
SG Americas Securities, LLC63,112$4.16M0.03%––
IFM Investors Pty Ltd63,809$4.21M0.11%––
Erste Asset Management GmbH65,502$4.31M0.11%––
Baker Avenue Asset Management, LP65,519$4.32M0.27%––
Hartford Investment Management Co65,842$4.34M0.11%––
CIBC Asset Management Inc66,251$4.37M0.02%––
Crossmark Global Holdings, Inc.66,662$4.40M0.11%––
North Star Asset Management Inc69,690$4.60M0.28%––
Birch Hill Investment Advisors LLC69,996$4.62M0.26%––
Avitas Wealth Management LLC70,631$4.66M0.91%––
Brewin Dolphin Ltd71,276$4.70M0.25%––
Qube Research & Technologies Ltd71,613$4.72M0.08%––
Scott Investment Partners LLP72,400$4.78M3.51%––
Stone Run Capital, LLC73,026$4.82M1.84%––
Oribel Capital Management, LP74,300$4.90M0.93%––
HighTower Advisors, LLC74,479$4.92M0.02%––
Commonwealth of Pennsylvania Public School Empls Retrmt Sys74,935$4.94M0.06%––
Federation des caisses Desjardins du Quebec74,922$4.95M0.05%––
Torray LLC77,477$5.11M0.80%––
Williams Jones Wealth Management, LLC.77,625$5.12M0.08%––
Holocene Advisors, LP77,955$5.14M0.03%––
Andra AP-fonden78,100$5.15M0.11%––
Healthcare of Ontario Pension Plan Trust Fund79,079$5.22M0.01%––
Schonfeld Strategic Advisors LLC79,655$5.25M0.07%––
Boston Trust Walden Corp80,035$5.28M0.05%––
Susquehanna International Group, LLP80,882$5.34M0.01%––
Man Group plc80,887$5.34M0.02%––
Marks Group Wealth Management, Inc82,928$5.47M0.81%––
Union Heritage Capital, LLC84,620$5.58M2.78%––
Amica Mutual Insurance Co86,192$5.69M0.65%––
Ayrshire Capital Management LLC86,297$5.69M3.49%––
First National Trust Co86,372$5.70M0.37%––
Rafferty Asset Management, LLC86,482$5.71M0.04%––
Perennial Advisors, LLC86,485$5.71M1.80%––
Running Oak Capital LLC86,654$5.72M1.74%––
Mutual of America Capital Management LLC88,065$5.81M0.06%––
Oppenheimer Asset Management Inc.88,158$5.82M0.09%––
TCW Group Inc90,200$5.95M0.06%––
Metropolitan Life Insurance Co90,932$6.00M0.09%––
Banco Bilbao Vizcaya Argentaria, S.A.91,824$6.05M0.12%––
Stratos Wealth Partners, LTD.91,951$6.07M0.17%––
SlateStone Wealth, LLC93,194$6.15M1.52%––
Hantz Financial Services, Inc.93,300$6.16M0.26%––
State of Alaska, Department of Revenue93,858$6.19M0.07%––
Connor, Clark & Lunn Investment Management Ltd.95,752$6.32M0.04%––
Harvey Investment Co LLC96,474$6.36M0.91%––
DekaBank Deutsche Girozentrale98,093$6.40M0.02%––
YHB Investment Advisors, Inc.94,452$6.47M0.56%––
British Columbia Investment Management Corp98,094$6.47M0.05%––
Cadinha & Co LLC98,459$6.50M0.93%––
Terry L. Blaker99,106$6.54M0.44%––
Mackay Shields LLC99,574$6.57M0.05%––
Texas Permanent School Fund100,048$6.60M0.08%––
Roffman Miller Associates Inc100,688$6.64M0.55%––
State Farm Mutual Automobile Insurance Co100,722$6.64M0.01%––
First Republic Investment Management, Inc.100,746$6.65M0.02%––
Guggenheim Capital LLC103,364$6.82M0.05%––
Front Barnett Associates LLC103,570$6.83M0.76%––
Pillar Pacific Capital Management LLC103,689$6.84M0.53%––
Federated Hermes, Inc.104,543$6.90M0.01%––
CIBC World Markets Corp105,344$6.95M0.04%––
Swiss Life Asset Management Ltd106,503$7.03M0.10%––
Oregon Public Employees Retirement Fund111,176$7.33M0.09%––
Baker Chad R111,570$7.36M1.76%––
Los Angeles Capital Management LLC111,863$7.38M0.03%––
Utah Retirement Systems111,878$7.38M0.10%––
Brant Point Investment Management LLC111,904$7.38M1.34%––
Flossbach Von Storch AG112,274$7.41M0.03%––
Bank of Nova Scotia112,352$7.41M0.01%––
Gulf International Bank (UK) Ltd112,460$7.42M0.10%––
Marsico Capital Management LLC112,790$7.44M0.19%––
Nomura Asset Management Co Ltd113,104$7.46M0.05%––
Bokf, NA116,957$7.71M0.14%––
Regions Financial Corp119,393$7.88M0.07%––
Agf Investments Inc.119,613$7.89M0.06%––
Carderock Capital Management Inc119,686$7.90M2.36%––
Brinker Capital Investments, LLC122,599$8.09M0.12%––
Calamos Advisors LLC126,400$8.34M0.05%––
Addenda Capital Inc.63,918$8.37M0.43%––
Motco127,520$8.41M0.59%––
Truist Financial Corp127,813$8.43M0.01%––
Alberta Investment Management Corp128,800$8.50M0.08%––
Forsta Ap-Fonden129,600$8.55M0.12%––
1832 Asset Management L.P.133,114$8.56M0.02%––
Caisse de Depot Et Placement du Quebec133,292$8.79M0.02%––
Reilly Herbert Faulkner III133,441$8.80M2.79%––
Chesley Taft & Associates LLC128,065$8.81M0.53%––
ProShare Advisors LLC133,712$8.82M0.03%––