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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; 2,339 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 2024

Institutional positions in Amphenol Corp as of Sep 30, 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
1,295
+8 vs. Q2 2024
Shares held
1.13B
+82.5M (+7.9%) vs. Q2 2024
Total value
$73.8B
+$3.05B (+4.3%) vs. Q2 2024
New holders
121
509 more added
Sold out
113
495 more reduced

11 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 1,295 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: 2,339 institutions
Value heldQ3 2024: $73.8B
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 20262,339$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 2024

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q2 2024.

Institutions holding APH in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Roffman Miller Associates Inc499,141$32.5M1.99%+14,861+3.1%Added
Asset Management One Co.,Ltd.512,781$33.4M0.12%+12,590+2.5%Added
Unigestion Holding SA522,670$34.0M1.65%+508,161+3,502.4%Added
Nisa Investment Advisors, LLC522,949$34.2M0.20%−10,823−2.0%Reduced
Holocene Advisors, LP525,007$34.2M0.14%−35,034−6.3%Reduced
Junto Capital Management LP526,615$34.3M0.77%−882,001−62.6%Reduced
Treasurer of the State of North Carolina531,366$34.6M0.14%+2,480+0.5%Added
Renaissance Group LLC544,550$35.5M1.46%−7,279−1.3%Reduced
Azimuth Capital Investment Management LLC551,327$35.9M1.39%+1,449+0.3%Added
Guinness Asset Management LTD562,069$36.6M0.69%−194,800−25.7%Reduced
Capital Fund Management S.A.565,765$36.9M0.41%+40,923+7.8%Added
Logan Capital Management Inc568,710$37.1M1.53%−8,320−1.4%Reduced
Carmignac Gestion578,000$37.7M0.63%+578,000New
Bank of Nova Scotia580,462$37.8M0.08%+311,281+115.6%Added
Foster Dykema Cabot & Partners, LLC580,136$37.9M3.18%−2,914−0.5%Reduced
LPL Financial LLC584,175$38.1M0.02%+59,972+11.4%Added
Birch Hill Investment Advisors LLC587,852$38.3M1.80%−5,952−1.0%Reduced
Nissay Asset Management Corp591,045$38.5M0.24%+3,854+0.7%Added
Reynders McVeigh Capital Management, LLC594,321$38.7M2.05%+2,197+0.4%Added
Frontier Capital Management Co LLC594,962$38.8M0.36%−15,669−2.6%Reduced
Canada Pension Plan Investment Board604,130$39.4M0.04%+357,515+145.0%Added
Schonfeld Strategic Advisors LLC608,881$39.7M0.32%+79,191+15.0%Added
Varenne Capital Partners616,544$40.2M7.82%+616,544New
Dundas Partners LLP617,382$40.2M2.89%00.0%Unchanged
Sandhill Capital Partners LLC620,660$40.4M2.88%−9,077−1.4%Reduced
Palisade Capital Management LLC626,874$40.8M1.08%−357−0.1%Reduced
Royal London Asset Management Ltd628,148$40.9M0.10%+14,945+2.4%Added
Pictet Asset Management Holding SA644,989$42.0M0.05%+55,630+9.4%Added
Chevy Chase Trust Holdings, Inc.645,932$42.1M0.13%−10,130−1.5%Reduced
Toronto Dominion Bank682,088$44.4M0.08%−774,487−53.2%Reduced
Gillespie Robinson & Grimm Inc689,487$44.9M3.50%−44,368−6.0%Reduced
Cubist Systematic Strategies, LLC696,465$45.4M0.69%+390,927+127.9%Added
Ensign Peak Advisors, Inc712,067$46.4M0.08%−69,255−8.9%Reduced
Howland Capital Management LLC712,184$46.5M2.02%+6,322+0.9%Added
Baird Financial Group, Inc.718,295$46.8M0.09%−16,306−2.2%Reduced
Geneva Capital Management LLC719,974$46.9M0.78%−22,372−3.0%Reduced
Acadian Asset Management LLC737,292$48.0M0.15%−714,466−49.2%Reduced
Alta Capital Management LLC737,725$48.1M2.86%+23,325+3.3%Added
US Bancorp741,618$48.3M0.06%−4,986−0.7%Reduced
J. Stern & Co. LLP749,252$48.8M5.20%+35,339+5.0%Added
DnB Asset Management AS749,631$48.8M0.22%−82,397−9.9%Reduced
Select Equity Group, L.P.752,835$49.1M0.18%−2,386,798−76.0%Reduced
Teacher Retirement System of Texas756,751$49.3M0.23%+204,997+37.2%Added
Boston Financial Mangement LLC763,866$49.8M1.48%−5,555−0.7%Reduced
KBC Group NV777,769$50.7M0.15%+69,816+9.9%Added
B. Metzler seel. Sohn & Co. AG779,801$50.8M0.51%−55,735−6.7%Reduced
B. Metzler seel. Sohn & Co. Holding AG779,801$50.8M0.51%+779,801New
AQR Capital Management LLC787,119$50.9M0.07%+207,737+35.9%Added
Thrivent Financial for Lutherans787,818$51.3M0.10%+27,942+3.7%Added
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund802,050$52.3M2.09%−47,684−5.6%Reduced
Norinchukin Bank, The816,765$53.2M1.26%+139,391+20.6%Added
State Farm Mutual Automobile Insurance Co837,852$54.6M0.05%00.0%Unchanged
APG Asset Management N.V.947,279$55.3M0.37%−1,617,269−63.1%Reduced
SEI Investments Co852,442$55.5M0.07%+44,434+5.5%Added
Fiera Capital Corp872,789$56.9M0.17%−3,391−0.4%Reduced
Williams Jones Wealth Management, LLC.886,989$57.8M0.68%−3,669−0.4%Reduced
Country Trust Bank887,170$57.8M1.41%−34,027−3.7%Reduced
Robeco Institutional Asset Management B.V.899,006$58.6M0.12%−236,119−20.8%Reduced
Great West Life Assurance Co902,746$58.9M0.10%+29,831+3.4%Added
ING Groep NV908,762$59.2M0.34%+494,113+119.2%Added
NZS Capital, LLC911,053$59.4M2.31%+46,292+5.4%Added
Walleye Capital LLC923,652$60.2M0.64%+788,873+585.3%Added
Wedge Capital Management L L P930,791$60.7M1.05%−95,743−9.3%Reduced
Korea Investment CORP934,577$60.9M0.14%+235,470+33.7%Added
Compass Capital Management, Inc938,581$61.2M3.88%−17,168−1.8%Reduced
Mitsubishi UFJ Trust & Banking Corp940,749$61.3M0.14%−15,966−1.7%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.957,035$62.4M0.15%+271,643+39.6%Added
Wellington Management Group LLP974,266$63.5M0.01%−904,103−48.1%Reduced
New York State Teachers Retirement System979,844$63.8M0.13%−27,177−2.7%Reduced
Woodline Partners LP997,917$65.0M0.55%+997,917New
QRG Capital Management, Inc.1,021,051$66.5M0.72%+98,692+10.7%Added
Bradley Foster & Sargent Inc1,032,412$67.3M1.13%+19,710+1.9%Added
Cookson Peirce & Co Inc1,042,144$67.9M3.18%−5,503−0.5%Reduced
Voloridge Investment Management, LLC1,042,982$68.0M0.25%+1,042,982New
Pensioenfonds Rail & Ov1,045,687$68.1M4.73%+203,027+24.1%Added
Lazard Freres Gestion S.A.S.1,049,804$68.4M1.45%−87,317−7.7%Reduced
Qube Research & Technologies Ltd1,052,606$68.6M0.13%+722,565+218.9%Added
Victory Capital Management Inc1,072,802$69.9M0.07%−556,483−34.2%Reduced
DekaBank Deutsche Girozentrale1,086,445$70.6M0.13%−553,107−33.7%Reduced
Resona Asset Management Co.,Ltd.1,106,005$72.0M0.42%+7,336+0.7%Added
Mountain Pacific Investment Advisers Inc1,118,125$72.9M4.97%−21,910−1.9%Reduced
Tandem Investment Advisors, Inc.1,186,209$77.3M2.93%+7,902+0.7%Added
State of Wisconsin Investment Board1,196,676$78.0M0.20%−287,689−19.4%Reduced
Cerity Partners LLC1,201,040$78.3M0.17%+995,393+484.0%Added
Allspring Global Investments Holdings, LLC1,210,080$78.8M0.12%+4100.0%Added
Cartenna Capital, LP1,230,000$80.1M6.37%+1,130,000+1,130.0%Added
Johnson Investment Counsel Inc1,241,845$80.9M0.80%−86,185−6.5%Reduced
The PNC Financial Services Group, Inc.1,243,376$81.0M0.05%+7,521+0.6%Added
State Board of Administration of Florida Retirement System1,248,739$81.4M0.16%−24,961−2.0%Reduced
Analog Century Management LP1,274,628$83.1M5.65%+1,274,628New
Prudential Financial Inc1,288,718$84.0M0.12%−92,062−6.7%Reduced
Epoch Investment Partners, Inc.1,323,505$86.2M0.39%−551,804−29.4%Reduced
Port Capital LLC1,372,480$89.4M4.01%+4,373+0.3%Added
Maren Capital LLC1,373,472$89.5M7.37%+109,458+8.7%Added
Citigroup Inc1,377,887$89.8M0.08%−218,168−13.7%Reduced
Atalan Capital Partners, LP1,395,000$90.9M7.82%+245,000+21.3%Added
TOMS Capital Investment Management LP1,401,673$91.3M7.49%+274,273+24.3%Added
Adage Capital Partners GP, L.L.C.1,422,720$92.7M0.16%+440,500+44.8%Added
Davis R M Inc1,485,069$96.8M1.87%−29,885−2.0%Reduced
TimesSquare Capital Management, LLC1,576,613$102.7M1.54%+12,005+0.8%Added