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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, Q3 2025

Institutional positions in Amphenol Corp as of Sep 30, 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
1,829
+201 vs. Q2 2025
Shares held
1.14B
−1.73M (−0.2%) vs. Q2 2025
Total value
$141.0B
+$28.5B (+25.4%) vs. Q2 2025
New holders
285
722 more added
Sold out
84
622 more reduced

20 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 1,829 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 heldQ3 2025: $141.0B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q2 2025.

Institutions holding APH in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Mirae Asset Global Investments Co., Ltd.247,728$30.7M0.10%+76,514+44.7%Added
JustInvest LLC243,181$30.3M0.31%+4,364+1.8%Added
Harvey Investment Co LLC244,685$30.3M3.23%−9,300−3.7%Reduced
Dai-Ichi Life Insurance Company, Ltd243,928$30.2M0.76%+19,503+8.7%Added
CCLA Investment Management Ltd243,876$30.2M0.48%+243,876New
M&T Bank Corp243,781$30.2M0.10%+8,380+3.6%Added
Truist Financial Corp241,021$29.8M0.04%−21,260−8.1%Reduced
Advisor Group Holdings, Inc.247,082$29.5M0.04%+143,366+138.2%Added
UniSuper Management Pty Ltd231,422$28.6M0.18%−1,845−0.8%Reduced
Two Sigma Investments, LP228,009$28.2M0.04%−1,667,973−88.0%Reduced
Terry L. Blaker227,927$28.2M1.06%−31,190−12.0%Reduced
HFR Wealth Management, LLC227,768$28.2M6.46%−3,680−1.6%Reduced
O'Shaughnessy Asset Management, LLC227,550$28.2M0.17%+16,553+7.8%Added
IFM Investors Pty Ltd228,966$28.1M0.25%+1,878+0.8%Added
Empowered Funds, LLC225,172$27.9M0.28%−41,288−15.5%Reduced
Stratos Wealth Partners, LTD.222,954$27.6M0.33%+3,185+1.4%Added
Community Trust & Investment Co221,141$27.4M1.47%−40,093−15.3%Reduced
United Capital Financial Advisers, LLC219,509$27.2M0.20%−6,565−2.9%Reduced
Bridges Investment Management Inc218,217$27.0M0.35%+6,771+3.2%Added
Van Eck Associates Corp216,816$26.8M0.02%+5,312+2.5%Added
Baker Chad R216,504$26.8M4.61%−13,835−6.0%Reduced
BI Asset Management Fondsmaeglerselskab A/S213,134$26.4M0.24%+92,674+76.9%Added
Braun Stacey Associates Inc212,571$26.3M0.86%+18,145+9.3%Added
Ci Investments Inc.212,434$26.3M0.10%+185,898+700.6%Added
Kames Capital plc211,560$26.2M0.31%−25,353−10.7%Reduced
Varma Mutual Pension Insurance Co209,939$26.0M0.17%+16,800+8.7%Added
Moran Wealth Management, LLC208,579$25.8M0.78%+102,363+96.4%Added
Confluence Investment Management LLC208,223$25.8M0.37%−124,458−37.4%Reduced
Pinebridge Investments, L.P.205,693$25.5M0.19%+1,545+0.8%Added
Mutual of America Capital Management LLC202,808$25.1M0.26%+3,391+1.7%Added
Capital International Inc200,803$24.8M0.20%+200,803New
Point72 Asset Management, L.P.200,000$24.8M0.05%−1,093,931−84.5%Reduced
Capitolis Liquid Global Markets LLC200,000$24.8M0.20%+200,000New
Banco Santander, S.A.199,512$24.7M0.22%+7,240+3.8%Added
Utah Retirement Systems199,160$24.6M0.24%+3,265+1.7%Added
Marsico Capital Management LLC198,781$24.6M0.63%+39,103+24.5%Added
Kovitz Investment Group Partners, LLC195,284$24.2M0.09%+3,230+1.7%Added
Lyell Wealth Management, LP195,275$24.2M1.79%−298−0.2%Reduced
Rakuten Investment Management, Inc.87,926$24.1M0.09%+87,926New
Police & Firemen's Retirement System of New Jersey194,002$24.0M0.19%+10,966+6.0%Added
First Manhattan Co192,448$23.8M0.06%−700.0%Reduced
Tredje AP-fonden191,122$23.7M0.19%−6,200−3.1%Reduced
Twin Tree Management, LP190,962$23.6M1.10%−365,004−65.7%Reduced
Chesley Taft & Associates LLC190,935$23.6M1.00%−6,533−3.3%Reduced
Federated Hermes, Inc.190,598$23.6M0.04%+186,110+4,146.8%Added
First Foundation Advisors188,554$23.3M0.86%−37,713−16.7%Reduced
NEOS Investment Management LLC187,081$23.2M0.17%+34,863+22.9%Added
CIBC Asset Management Inc186,034$23.0M0.07%−575−0.3%Reduced
Talos Asset Management LP182,000$22.5M4.34%+15,700+9.4%Added
Azimuth Capital Investment Management LLC181,496$22.5M0.81%−3,503−1.9%Reduced
Motco180,645$22.4M2.04%−14,125−7.3%Reduced
Oak Associates, Ltd180,008$22.3M1.36%−26,416−12.8%Reduced
Epoch Investment Partners, Inc.178,137$22.0M0.12%−538,065−75.1%Reduced
Zevenbergen Capital Investments LLC177,435$22.0M0.43%+1,645+0.9%Added
MUFG Securities EMEA plc177,369$21.9M0.55%+19,801+12.6%Added
Advisors Asset Management, Inc.176,910$21.9M0.37%+1,293+0.7%Added
Perennial Advisors, LLC175,841$21.8M3.77%−2,266−1.3%Reduced
Cabot Wealth Management Inc175,798$21.8M2.41%−773−0.4%Reduced
MML Investors Services, LLC174,580$21.6M0.06%+28,809+19.8%Added
British Columbia Investment Management Corp174,047$21.5M0.12%−16,633−8.7%Reduced
Penobscot Investment Management Company, Inc.173,509$21.5M1.65%+7,168+4.3%Added
Shelton Capital Management171,156$21.2M0.45%+3,855+2.3%Added
Kanawha Capital Management LLC170,821$21.1M1.46%+376+0.2%Added
Pathstone Holdings, LLC169,949$21.0M0.08%+2,490+1.5%Added
Colony Group, LLC168,652$20.8M0.03%+9,035+5.7%Added
Acadian Asset Management LLC168,406$20.8M0.04%+82,201+95.4%Added
CIBC Bancorp USA Inc.168,039$20.8M0.13%+168,039New
Fifth Third Bancorp167,821$20.8M0.07%+31,416+23.0%Added
Scopus Asset Management, L.P.166,504$20.6M0.49%+77,586+87.3%Added
Lido Advisors, LLC165,927$20.6M0.08%+68,879+71.0%Added
CWM, LLC165,896$20.5M0.06%+49,184+42.1%Added
Albion Financial Group165,880$20.5M1.24%+2,023+1.2%Added
New York Life Investment Management LLC165,697$20.5M0.18%+1,225+0.7%Added
FIL Ltd164,156$20.3M0.02%+152,026+1,253.3%Added
Brant Point Investment Management LLC163,518$20.2M4.49%−11,366−6.5%Reduced
Oddo BHF Asset Management SAS162,186$20.1M0.76%−60.0%Reduced
Union Heritage Capital, LLC160,890$19.9M6.46%00.0%Unchanged
Wealthfront Advisers LLC160,672$19.9M0.05%+5,808+3.8%Added
Hendley & Co Inc159,750$19.8M6.55%+3,417+2.2%Added
Covea Finance158,520$19.6M0.68%−17,008−9.7%Reduced
Mirae Asset Global ETFs Holdings Ltd.157,009$19.4M0.03%−29,403−15.8%Reduced
LTS One Management LP155,000$19.2M6.83%−45,000−22.5%Reduced
Cumberland Partners Ltd152,417$18.9M1.23%+84,188+123.4%Added
Yousif Capital Management, LLC150,059$18.6M0.20%−7,920−5.0%Reduced
Segment Wealth Management, LLC149,425$18.5M1.11%+458+0.3%Added
Burney Co148,671$18.4M0.59%−59,121−28.5%Reduced
Healthcare of Ontario Pension Plan Trust Fund148,332$18.4M0.03%+100,079+207.4%Added
Envestnet Portfolio Solutions, Inc.147,459$18.2M0.07%+87,178+144.6%Added
Copeland Capital Management, LLC147,427$18.2M0.38%−9,085−5.8%Reduced
CWM Advisors, LLC146,274$18.1M1.76%−3,184−2.1%Reduced
SlateStone Wealth, LLC143,062$17.7M1.53%00.0%Unchanged
Clearbridge Investments, LLC140,674$17.4M0.01%+136,495+3,266.2%Added
Busey Wealth Management140,360$17.4M0.48%−125−0.1%Reduced
Thames Capital Management LLC140,206$17.4M2.50%00.0%Unchanged
Oregon Public Employees Retirement Fund139,627$17.3M0.22%+35,089+33.6%Added
YHB Investment Advisors, Inc.139,418$17.3M1.26%+1,923+1.4%Added
GDS Wealth Management137,883$17.1M1.13%+5,267+4.0%Added
Callan Family Office, LLC137,199$17.0M0.54%+6,713+5.1%Added
Fred Alger Management, LLC136,569$16.9M0.07%−29,920−18.0%Reduced
Commonwealth Equity Services, LLC134,742$16.7M0.02%+12,277+10.0%Added