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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
Zurcher Kantonalbank (Zurich Cantonalbank)1,285,077$84.3M0.24%+24,846+2.0%Added
Holocene Advisors, LP1,283,806$84.2M0.25%+645,399+101.1%Added
APG Asset Management N.V.1,386,403$84.2M0.26%−195,828−12.4%Reduced
Port Capital LLC1,277,357$83.8M3.80%−101,420−7.4%Reduced
Canada Pension Plan Investment Board1,266,534$83.1M0.08%+816,884+181.7%Added
Polar Capital Holdings Plc1,263,479$82.9M0.51%−1,727,602−57.8%Reduced
The PNC Financial Services Group, Inc.1,259,944$82.6M0.04%−19,464−1.5%Reduced
State Board of Administration of Florida Retirement System1,194,648$78.4M0.16%−22,460−1.8%Reduced
Analog Century Management LP1,177,067$77.2M6.26%−128,944−9.9%Reduced
Voloridge Investment Management, LLC1,175,594$77.1M0.29%+620,553+111.8%Added
Citadel Advisors LLC1,174,055$77.0M0.08%−4,190,952−78.1%Reduced
American Century Companies Inc1,173,637$77.0M0.05%+1,027,353+702.3%Added
Johnson Investment Counsel Inc1,167,496$76.6M0.74%−33,603−2.8%Reduced
Allspring Global Investments Holdings, LLC1,127,046$74.5M0.13%−12,399−1.1%Reduced
Resona Asset Management Co.,Ltd.1,112,967$73.3M0.42%+95,983+9.4%Added
Schroder Investment Management Group1,113,608$73.0M0.07%−836,238−42.9%Reduced
D. E. Shaw & Co., Inc.1,099,721$72.1M0.09%+491,651+80.9%Added
Keybank National Association1,099,125$72.1M0.29%−370,160−25.2%Reduced
SEI Investments Co1,089,399$71.5M0.09%+195,301+21.8%Added
Mountain Pacific Investment Advisers Inc1,082,390$71.0M5.28%−17,417−1.6%Reduced
Manufacturers Life Insurance Company, The1,081,450$70.9M0.07%−346,588−24.3%Reduced
Great West Life Assurance Co1,061,585$69.8M0.12%+106,003+11.1%Added
DekaBank Deutsche Girozentrale1,069,919$68.9M0.14%−16,526−1.5%Reduced
M.D. Sass Investors Services, Inc.1,045,366$68.6M6.03%+1,045,366New
Bradley Foster & Sargent Inc1,036,844$68.0M1.16%−7,886−0.8%Reduced
Victory Capital Management Inc1,035,153$67.9M0.07%−99,484−8.8%Reduced
Cookson Peirce & Co Inc1,027,251$67.4M3.39%−11,060−1.1%Reduced
B. Metzler seel. Sohn & Co. AG1,024,780$67.2M0.69%+129,605+14.5%Added
Agf Management Ltd1,024,293$67.2M0.35%+652,125+175.2%Added
Thrivent Financial for Lutherans986,620$64.8M0.14%+48,447+5.2%Added
Baird Financial Group, Inc.988,280$64.8M0.12%+261,691+36.0%Added
Lazard Freres Gestion S.A.S.986,446$64.7M1.57%−45,930−4.4%Reduced
Fiera Capital Corp980,764$64.3M0.23%−9,774−1.0%Reduced
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund967,112$63.4M2.58%+158,962+19.7%Added
QRG Capital Management, Inc.957,586$62.8M0.65%−36,473−3.7%Reduced
Worldquant Millennium Advisors LLC954,912$62.6M0.39%+675,851+242.2%Added
Standard Life Aberdeen plc941,863$61.5M0.12%+525,200+126.0%Added
Country Trust Bank935,147$61.3M1.54%+114,875+14.0%Added
Sands Capital Management, LLC929,152$60.9M0.21%+929,152New
Select Equity Group, L.P.921,645$60.5M0.27%+179,620+24.2%Added
Korea Investment CORP921,627$60.4M0.15%+54,211+6.2%Added
Compass Capital Management, Inc917,153$60.2M3.96%+9,435+1.0%Added
New York State Teachers Retirement System883,496$57.9M0.13%−39,197−4.2%Reduced
Qube Research & Technologies Ltd869,568$57.0M0.09%−245,978−22.1%Reduced
Robeco Institutional Asset Management B.V.855,862$56.1M0.11%−15,368−1.8%Reduced
Williams Jones Wealth Management, LLC.854,233$56.0M0.72%−14,239−1.6%Reduced
Guinness Asset Management LTD852,824$56.0M1.06%+235,005+38.0%Added
Teacher Retirement System of Texas847,527$55.6M0.23%−340,061−28.6%Reduced
J. Stern & Co. LLP845,119$55.4M5.31%+71,421+9.2%Added
State Farm Mutual Automobile Insurance Co837,852$55.0M0.05%00.0%Unchanged
Wedge Capital Management L L P835,390$54.8M1.06%−73,980−8.1%Reduced
Mitsubishi UFJ Trust & Banking Corp821,745$53.9M0.14%−2,809−0.3%Reduced
Captrust Financial Advisors819,906$53.8M0.13%+763,720+1,359.3%Added
LPL Financial LLC790,840$51.9M0.02%+109,120+16.0%Added
Birch Hill Investment Advisors LLC787,726$51.7M2.45%+206,458+35.5%Added
Epoch Investment Partners, Inc.766,054$50.2M0.26%−268,512−26.0%Reduced
State of Wisconsin Investment Board758,675$49.8M0.13%−52,926−6.5%Reduced
TimesSquare Capital Management, LLC755,438$49.5M0.80%+86,345+12.9%Added
Benjamin Edwards Inc739,708$48.5M0.68%+91,812+14.2%Added
Royal London Asset Management Ltd730,681$47.9M0.11%+64,827+9.7%Added
Nissay Asset Management Corp725,956$47.6M0.31%+129,246+21.7%Added
Mercer Global Advisors Inc722,650$47.4M0.11%+30,886+4.5%Added
US Bancorp720,680$47.3M0.06%−13,418−1.8%Reduced
Alta Capital Management LLC706,053$46.3M3.01%−13,787−1.9%Reduced
Norinchukin Bank, The689,680$45.2M0.83%+55,154+8.7%Added
Gillespie Robinson & Grimm Inc681,352$44.7M3.61%−3,149−0.5%Reduced
Howland Capital Management LLC678,683$44.6M1.99%−7,617−1.1%Reduced
AXA S.A.675,093$44.3M0.15%+162,793+31.8%Added
Palisade Capital Management LLC655,082$43.0M1.23%+27,508+4.4%Added
Prudential Financial Inc646,191$42.4M0.06%−675,747−51.1%Reduced
Sandhill Capital Partners LLC636,323$41.7M3.43%+54,523+9.4%Added
Chevy Chase Trust Holdings, Inc.635,388$41.7M0.13%+2,468+0.4%Added
Bank of Nova Scotia632,798$41.5M0.09%+108,347+20.7%Added
Geneva Capital Management LLC625,511$41.0M0.77%−15,317−2.4%Reduced
Dundas Partners LLP617,382$40.5M2.98%00.0%Unchanged
Foster Dykema Cabot & Partners, LLC609,195$40.1M3.21%+12,743+2.1%Added
Frontier Capital Management Co LLC609,758$40.0M0.44%+49,660+8.9%Added
Reynders McVeigh Capital Management, LLC603,028$39.6M2.21%−8,589−1.4%Reduced
Balyasny Asset Management LLC593,730$38.9M0.10%−2,664,743−81.8%Reduced
DnB Asset Management AS588,749$38.6M0.18%−138,207−19.0%Reduced
Kovitz Investment Group Partners, LLC577,804$37.9M0.19%−2,663−0.5%Reduced
Ensign Peak Advisors, Inc576,228$37.8M0.07%−128,920−18.3%Reduced
Pensioenfonds Rail & Ov576,054$37.8M2.62%−469,633−44.9%Reduced
Logan Capital Management Inc572,298$37.5M1.71%+42,821+8.1%Added
Credit Agricole S A563,593$37.0M0.14%+5,993+1.1%Added
Liontrust Investment Partners LLP563,382$37.0M0.58%+110,301+24.3%Added
Pictet Asset Management Holding SA545,693$35.8M0.04%−53,913−9.0%Reduced
Public Employees Retirement System of Ohio544,725$35.7M0.13%−12,105−2.2%Reduced
CI Private Wealth, LLC540,854$35.5M0.06%+155,254+40.3%Added
Treasurer of the State of North Carolina540,726$35.5M0.14%+7,250+1.4%Added
Toronto Dominion Bank533,585$35.0M0.09%−151,034−22.1%Reduced
Asset Management One Co.,Ltd.531,709$34.9M0.12%+37,454+7.6%Added
KBC Group NV525,385$34.5M0.11%−46,996−8.2%Reduced
Renaissance Group LLC519,647$34.1M1.50%−9,006−1.7%Reduced
Creative Planning518,864$34.0M0.03%+40,984+8.6%Added
Roffman Miller Associates Inc517,141$33.9M2.14%+18,643+3.7%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main505,840$33.2M0.04%+25,703+5.4%Added
Pinebridge Investments, L.P.485,767$31.9M0.26%+102,244+26.7%Added
Generate Investment Management Ltd477,972$31.4M2.20%+310,542+185.5%Added
Nisa Investment Advisors, LLC474,402$31.2M0.16%−65,394−12.1%Reduced