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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 2024

Institutional positions in Amphenol Corp as of Mar 31, 2024. 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
1,157
+86 vs. Q4 2023
Shares held
578.8M
−4.48M (−0.8%) vs. Q4 2023
Total value
$66.7B
+$8.93B (+15.5%) vs. Q4 2023
New holders
143
404 more added
Sold out
57
436 more reduced

14 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 2024: 1,157 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 2024: $66.7B
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 2024

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q4 2023.

Institutions holding APH in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
West Coast Financial LLC128,339$14.8M1.80%−572−0.4%Reduced
NorthCrest Asset Manangement, LLC129,516$14.9M0.51%+1,310+1.0%Added
North Star Asset Management Inc130,583$15.1M0.71%+2,261+1.8%Added
Buffington Mohr McNeal130,973$15.1M2.73%−1,779−1.3%Reduced
Terry L. Blaker131,150$15.1M1.14%+464+0.4%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys131,686$15.2M0.10%+664+0.5%Added
Retirement Systems of Alabama132,397$15.3M0.06%+535+0.4%Added
Clearbridge Investments, LLC134,439$15.5M0.01%−64,104−32.3%Reduced
Harvey Investment Co LLC134,990$15.6M1.76%00.0%Unchanged
Jacobson & Schmitt Advisors, LLC135,206$15.6M3.69%−8,232−5.7%Reduced
Jane Street Group, LLC135,677$15.7M0.02%−276,839−67.1%Reduced
TCW Group Inc136,586$15.8M0.16%−1,347−1.0%Reduced
Twin Tree Management, LP140,943$16.3M0.37%+116,205+469.7%Added
STRS Ohio140,978$16.3M0.06%+2,331+1.7%Added
Robeco Institutional Asset Management B.V.142,678$16.5M0.04%+129,220+960.2%Added
Citadel Advisors LLC144,749$16.7M0.02%−1,330,706−90.2%Reduced
Raymond James Financial Services Advisors, Inc.148,113$17.1M0.03%+17,184+13.1%Added
Arrowstreet Capital, Limited Partnership148,335$17.1M0.02%+140,517+1,797.4%Added
Natixis148,544$17.1M0.10%+70,163+89.5%Added
Stephens Inc150,047$17.3M0.27%−5,330−3.4%Reduced
First Foundation Advisors150,709$17.4M0.70%−9,876−6.2%Reduced
MetLife Investment Management152,245$17.6M0.12%−4,781−3.0%Reduced
Janney Montgomery Scott LLC152,703$17.6M0.05%+2,107+1.4%Added
Forsta Ap-Fonden152,800$17.6M0.15%+15,700+11.5%Added
Comerica Bank153,092$17.7M0.08%−3,793−2.4%Reduced
Nomura Asset Management Co Ltd157,188$18.1M0.07%+1,690+1.1%Added
Teachers Retirement System of the State of Kentucky158,627$18.3M0.16%−38,146−19.4%Reduced
Scopus Asset Management, L.P.159,000$18.3M0.60%+50,000+45.9%Added
Varma Mutual Pension Insurance Co160,000$18.5M0.16%+160,000New
Calamos Advisors LLC160,985$18.6M0.09%−4,049−2.5%Reduced
Raymond James & Associates161,862$18.7M0.01%+942+0.6%Added
Noesis Capital Mangement Corp166,324$19.2M4.26%−4,365−2.6%Reduced
Coulter & Justus Financial Services, LLC166,324$19.2M4.26%+166,324New
Taurus Asset Management, LLC167,158$19.3M1.95%−4,275−2.5%Reduced
CI Private Wealth, LLC167,539$19.3M0.03%−1,489−0.9%Reduced
Congress Asset Management Co168,971$19.5M0.14%−900−0.5%Reduced
Fiduciary Trust Co169,614$19.6M0.30%−4,283−2.5%Reduced
Community Trust & Investment Co170,142$19.6M1.38%−8,164−4.6%Reduced
United Capital Financial Advisers, LLC170,619$19.7M0.16%+152,820+858.6%Added
Arizona State Retirement System171,695$19.8M0.14%+3,887+2.3%Added
Susquehanna International Group, LLP173,743$20.0M0.03%−92,142−34.7%Reduced
Brown Advisory Inc177,823$20.5M0.03%−1,441−0.8%Reduced
Teacher Retirement System of Texas178,531$20.6M0.13%−25,791−12.6%Reduced
APG Asset Management US Inc.182,138$20.8M0.12%+62,835+52.7%Added
ING Groep NV184,054$21.2M0.15%+75,544+69.6%Added
Resources Management Corp185,604$21.4M3.13%−3,826−2.0%Reduced
Dai-Ichi Life Insurance Company, Ltd188,599$21.8M0.49%−27,976−12.9%Reduced
Tairen Capital Ltd191,000$22.0M1.35%+191,000New
Boothbay Fund Management, LLC191,343$22.1M0.65%+180,571+1,676.3%Added
Unigestion Holding SA191,970$22.1M1.08%+177,461+1,223.1%Added
Rafferty Asset Management, LLC195,442$22.5M0.08%+8,409+4.5%Added
American International Group, Inc.195,865$22.6M0.08%−2,013−1.0%Reduced
ProShare Advisors LLC196,054$22.6M0.06%−5,310−2.6%Reduced
McDaniel Terry & Co197,326$22.8M2.02%−1,742−0.9%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund197,682$22.8M0.25%−400−0.2%Reduced
Korea Investment CORP198,551$22.9M0.06%+23,031+13.1%Added
Bank Julius Baer & Co. Ltd, Zurich199,879$23.1M0.09%−2,417−1.2%Reduced
Pinebridge Investments, L.P.203,819$23.5M0.19%−84,845−29.4%Reduced
Cresset Asset Management, LLC206,664$23.9M0.12%+23,810+13.0%Added
Zeno Equity Partners LLP207,586$24.0M5.37%+56,103+37.0%Added
South Street Advisors LLC208,484$24.0M3.84%−573−0.3%Reduced
Umb Bank N A209,885$24.2M0.38%+2,263+1.1%Added
North Point Portfolio Managers Corp210,120$24.2M4.10%−2,559−1.2%Reduced
Farmers & Merchants Investments Inc210,814$24.3M0.82%−2,158−1.0%Reduced
JLB & Associates Inc210,857$24.3M3.23%−5,692−2.6%Reduced
Canada Pension Plan Investment Board219,456$25.3M0.03%+199,446+996.7%Added
Dudley & Shanley, Inc.222,455$25.7M4.33%+2,230+1.0%Added
Bank of Nova Scotia222,750$25.7M0.05%−44,627−16.7%Reduced
Marshall Wace, LLP223,866$25.8M0.04%+210,939+1,631.8%Added
M&T Bank Corp226,475$26.1M0.09%−33,701−13.0%Reduced
Public Employees Retirement System of Ohio229,986$26.5M0.10%−17,580−7.1%Reduced
LPL Financial LLC231,992$26.8M0.01%+36,184+18.5%Added
Creative Planning235,491$27.2M0.03%+4,810+2.1%Added
State of Tennessee, Treasury Department235,537$27.2M0.10%+50,944+27.6%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main236,425$27.3M0.03%−331,069−58.3%Reduced
Roffman Miller Associates Inc238,128$27.5M1.84%+5,010+2.1%Added
Crestwood Advisors Group LLC241,507$27.9M0.61%−4,043−1.6%Reduced
Mn Services Vermogensbeheer B.V.241,828$27.9M0.20%−43,500−15.2%Reduced
Asset Management One Co.,Ltd.244,594$28.2M0.11%−10,285−4.0%Reduced
Standard Life Aberdeen plc245,728$28.3M0.06%+170+0.1%Added
Aviva PLC247,857$28.6M0.09%+59,655+31.7%Added
Covea Finance251,352$29.0M1.37%−51,677−17.1%Reduced
Nisa Investment Advisors, LLC253,652$29.3M0.19%−17,371−6.4%Reduced
Healthcare of Ontario Pension Plan Trust Fund254,986$29.4M0.10%+254,986New
Confluence Investment Management LLC259,930$30.0M0.40%−10,483−3.9%Reduced
Treasurer of the State of North Carolina260,557$30.1M0.13%−8,700−3.2%Reduced
Azimuth Capital Investment Management LLC264,114$30.5M1.26%+85,867+48.2%Added
AQR Capital Management LLC265,659$30.6M0.05%−20,256−7.1%Reduced
Skandinaviska Enskilda Banken AB (publ)271,412$31.3M0.15%+135,177+99.2%Added
Connectus Wealth, LLC277,001$32.0M0.88%+4,230+1.6%Added
Pictet Asset Management Holding SA279,441$32.2M0.04%−8,089−2.8%Reduced
Voya Investment Management LLC279,831$32.3M0.03%−10,234−3.5%Reduced
Danske Bank A/S280,109$32.3M0.10%+280,109New
Anatole Investment Management Ltd284,492$32.8M10.14%+284,492New
Foster Dykema Cabot & Partners, LLC291,452$33.7M3.14%+6,261+2.2%Added
Reynders McVeigh Capital Management, LLC292,075$33.7M1.94%+19,689+7.2%Added
Logan Capital Management Inc292,828$33.8M1.45%−4,776−1.6%Reduced
Voloridge Investment Management, LLC293,218$33.8M0.12%−57,450−16.4%Reduced
Acadian Asset Management LLC300,935$34.7M0.12%+225,195+297.3%Added
SEI Investments Co301,067$34.7M0.05%+33,913+12.7%Added