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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
BI Asset Management Fondsmaeglerselskab A/S173,149$11.4M0.13%+49,968+40.6%Added
Cabot Wealth Management Inc174,659$11.5M1.46%+42,044+31.7%Added
Zevenbergen Capital Investments LLC176,010$11.5M0.28%+4,950+2.9%Added
Advisors Asset Management, Inc.179,197$11.8M0.22%+52,027+40.9%Added
Gotham Asset Management, LLC179,894$11.8M0.10%+41,127+29.6%Added
Brant Point Investment Management LLC180,190$11.8M2.88%−914−0.5%Reduced
Perennial Advisors, LLC182,161$11.9M2.38%−1,610−0.9%Reduced
Pathstone Holdings, LLC182,448$12.0M0.05%+9,164+5.3%Added
Covea Finance185,984$12.2M0.56%−234,006−55.7%Reduced
Oak Associates, Ltd186,424$12.2M0.92%00.0%Unchanged
JustInvest LLC186,607$12.2M0.18%+11,455+6.5%Added
First Manhattan Co186,518$12.3M0.04%+164,986+766.2%Added
Public Sector Pension Investment Board188,418$12.4M0.05%−123,124−39.5%Reduced
Lyell Wealth Management, LP190,069$12.5M1.17%+22,012+13.1%Added
Banco Santander, S.A.192,099$12.6M0.14%+192,099New
Utah Retirement Systems195,484$12.8M0.15%−372−0.2%Reduced
Mutual of America Capital Management LLC197,436$12.9M0.15%−4,654−2.3%Reduced
LTS One Management LP197,500$13.0M3.95%−7,500−3.7%Reduced
Fred Alger Management, LLC197,899$13.0M0.07%−1,487−0.7%Reduced
Chesley Taft & Associates LLC201,423$13.2M0.64%−902−0.4%Reduced
Addenda Capital Inc.201,023$13.2M0.49%+26,625+15.3%Added
Motco202,671$13.3M1.40%+739+0.4%Added
Cetera Investment Advisers204,059$13.4M0.03%+22,121+12.2%Added
Ieq Capital, LLC206,425$13.5M0.11%+95,283+85.7%Added
CIBC Asset Management Inc206,936$13.6M0.05%−6,465−3.0%Reduced
Burney Co209,081$13.7M0.50%+191,152+1,066.2%Added
HRT Financial LP211,826$13.9M0.09%+60,334+39.8%Added
IFM Investors Pty Ltd211,906$13.9M0.15%00.0%Unchanged
Jones Financial Companies LLLP213,358$14.2M0.01%+56,217+35.8%Added
Buffington Mohr McNeal216,946$14.2M2.81%−34,266−13.6%Reduced
Bridges Investment Management Inc217,155$14.2M0.21%+8,929+4.3%Added
Freestone Grove Partners LP218,674$14.3M0.15%−242,816−52.6%Reduced
Kames Capital plc222,064$14.6M0.21%−19,446−8.1%Reduced
Dai-Ichi Life Insurance Company, Ltd225,378$14.8M0.43%−26,212−10.4%Reduced
Van Eck Associates Corp225,810$14.8M0.02%+4,189+1.9%Added
Quantinno Capital Management LP226,067$14.8M0.10%+56,326+33.2%Added
Susquehanna International Group, LLP226,094$14.8M0.02%−273,812−54.8%Reduced
Stratos Wealth Partners, LTD.227,736$14.9M0.23%+1,492+0.7%Added
Varma Mutual Pension Insurance Co227,939$15.0M0.13%−19,600−7.9%Reduced
British Columbia Investment Management Corp230,558$15.1M0.09%−590.0%Reduced
Baker Chad R231,485$15.2M3.09%00.0%Unchanged
HFR Wealth Management, LLC231,976$15.2M3.70%−1,923−0.8%Reduced
Xponance, Inc.233,803$15.3M0.15%+4,649+2.0%Added
HighTower Advisors, LLC234,487$15.4M0.02%−3,433−1.4%Reduced
Empowered Funds, LLC234,966$15.4M0.22%+119,126+102.8%Added
Private Capital Advisors, Inc.235,649$15.5M1.85%−3,320−1.4%Reduced
United Capital Financial Advisers, LLC239,283$15.7M0.13%−12,270−4.9%Reduced
M&T Bank Corp242,316$15.9M0.06%−41,900−14.7%Reduced
Oppenheimer Asset Management Inc.243,722$16.0M0.20%+58,392+31.5%Added
Wealth Enhancement Advisory Services, LLC243,765$16.0M0.03%+42,669+21.2%Added
UniSuper Management Pty Ltd245,393$16.1M0.12%+15,480+6.7%Added
Truist Financial Corp246,250$16.2M0.03%+57,844+30.7%Added
First Foundation Advisors248,021$16.3M0.66%−22,001−8.1%Reduced
USS Investment Management Ltd249,179$16.3M0.12%+4,872+2.0%Added
Temasek Holdings (Private) Ltd249,944$16.4M0.07%+228,699+1,076.5%Added
Skandinaviska Enskilda Banken AB (publ)250,667$16.4M0.08%−44,800−15.2%Reduced
First Long Island Investors, LLC250,960$16.5M1.36%+245,014+4,120.7%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.253,276$16.6M0.04%+92,273+57.3%Added
Amalgamated Bank253,419$16.6M0.14%+3,387+1.4%Added
Whittier Trust Co259,912$17.0M0.24%+3,061+1.2%Added
Retirement Systems of Alabama260,249$17.1M0.07%−778−0.3%Reduced
Cornerstone Capital, Inc.260,467$17.1M1.84%+217,487+506.0%Added
Sumitomo Mitsui DS Asset Management Company, Ltd260,949$17.1M0.17%+24,397+10.3%Added
Harvey Investment Co LLC261,335$17.1M1.90%−3,080−1.2%Reduced
Terry L. Blaker261,534$17.2M0.68%+547+0.2%Added
Jacobson & Schmitt Advisors, LLC264,513$17.3M3.55%+3,831+1.5%Added
Trexquant Investment LP265,761$17.4M0.20%+106,469+66.8%Added
North Star Asset Management Inc266,256$17.5M0.80%+1,577+0.6%Added
TCW Group Inc267,422$17.5M0.16%−7,010−2.6%Reduced
Campbell Newman Asset Management Inc271,076$17.8M1.51%+271,076New
Mariner, LLC274,628$18.0M0.03%+49,546+22.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys276,959$18.2M0.11%+20,610+8.0%Added
Community Trust & Investment Co277,263$18.2M1.16%+566+0.2%Added
Czech National Bank278,166$18.2M0.17%+16,765+6.4%Added
11 Capital Partners LP283,817$18.6M6.18%+77,824+37.8%Added
NorthCrest Asset Manangement, LLC285,551$18.7M0.57%+9,504+3.4%Added
Achmea Investment Management B.V.293,664$19.3M0.28%−29,740−9.2%Reduced
Forsta Ap-Fonden294,300$19.3M0.15%−30,600−9.4%Reduced
Janney Montgomery Scott LLC296,052$19.4M0.06%+3,858+1.3%Added
Calamos Advisors LLC306,608$20.1M0.10%+3,415+1.1%Added
Congress Asset Management Co306,765$20.1M0.15%−869−0.3%Reduced
Daiwa Securities Group Inc.318,724$20.9M0.09%+27,708+9.5%Added
Stephens Inc318,832$20.9M0.31%+20,633+6.9%Added
Gradient Investments LLC326,693$21.4M0.43%+73,457+29.0%Added
Taurus Asset Management, LLC327,810$21.5M2.18%−4,795−1.4%Reduced
Rafferty Asset Management, LLC329,652$21.6M0.09%−83,941−20.3%Reduced
Umb Bank N A330,143$21.7M0.36%+2,440+0.7%Added
Manitou Investment Management Ltd.332,563$21.8M4.24%+99,398+42.6%Added
Aviva PLC332,689$21.8M0.05%+43,105+14.9%Added
Corebridge Financial, Inc.333,076$21.8M0.13%−13,537−3.9%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund333,264$21.9M0.26%+56,800+20.5%Added
Azimuth Capital Investment Management LLC339,992$22.3M0.89%−214,180−38.6%Reduced
South Street Advisors LLC343,152$22.5M3.68%−8,369−2.4%Reduced
MetLife Investment Management344,000$22.6M0.12%−5,032−1.4%Reduced
State of Tennessee, Treasury Department345,965$22.7M0.09%−32,211−8.5%Reduced
ProShare Advisors LLC347,022$22.8M0.05%−31,085−8.2%Reduced
Noesis Capital Mangement Corp348,575$22.9M4.55%+6,813+2.0%Added
Confluence Investment Management LLC349,787$22.9M0.33%−12,405−3.4%Reduced
Comerica Bank350,300$23.0M0.10%−31,697−8.3%Reduced
Cresset Asset Management, LLC349,498$23.0M0.12%−3,216−0.9%Reduced