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Livermore
ZHEN

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, Q4 2025

Institutional positions in Amphenol Corp as of Dec 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
2,059
+262 vs. Q3 2025
Shares held
1.24B
+99.5M (+8.8%) vs. Q3 2025
Total value
$156.8B
+$16.1B (+11.5%) vs. Q3 2025
New holders
345
780 more added
Sold out
83
748 more reduced

32 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 2,059 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 heldQ4 2025: $156.8B
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 20262,340$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, Q4 2025

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q3 2025.

Institutions holding APH in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Peterson Wealth Services1,992$269.2K0.07%+1,962+6,540.0%Added
Bayforest Capital Ltd1,998$270.0K0.20%−2,364−54.2%Reduced
Roberts Glore & Co Inc1,998$270.0K0.07%−230−10.3%Reduced
Paradigm Asset Management Co LLC2,000$270.3K0.06%−100−4.8%Reduced
Searle & Co.2,000$270.3K0.07%00.0%Unchanged
Lynch & Associates2,000$270.3K0.05%00.0%Unchanged
WCM Investment Management, LLC1,988$270.8K0.00%00.0%Unchanged
Brand Asset Management Group, Inc.2,007$271.2K0.08%+2,007New
Praxis Capital Management LLC2,010$271.6K0.97%+2,010New
E&G Advisors, LP2,022$273.3K0.06%00.0%Unchanged
Brendel Financial Advisors LLC2,030$274.3K0.13%−96−4.5%Reduced
Woodstock Corp2,040$275.7K0.02%00.0%Unchanged
Cowa, LLC2,042$276.0K0.08%+2,042New
Ancora Advisors, LLC2,048$276.8K0.01%+393+23.7%Added
Isthmus Partners, LLC2,058$278.1K0.03%+2,058New
Canvas Wealth Advisors, LLC2,060$278.9K0.05%+70+3.5%Added
Sunburst Financial Group, LLC2,064$278.9K0.06%+2,064New
Wayfinding Financial, LLC2,062$279.0K0.12%+24+1.2%Added
Trust Co of Toledo NA2,065$279.1K0.03%−256−11.0%Reduced
Capital Advisors Inc2,067$279.3K0.00%+68+3.4%Added
Fund Advisors of America Inc2,068$279.4K0.26%+2,068New
Harbour Wealth Management Group, Inc.2,074$280.2K0.22%+2,074New
Ariadne Wealth Management, LP1,986$285.4K0.12%+205+11.5%Added
GW&K Investment Management, LLC2,114$286.0K0.00%+18+0.9%Added
Ninepoint Partners LP2,120$286.5K0.03%00.0%Unchanged
Parkwoods Wealth Partners, LLC2,123$286.9K0.08%+19+0.9%Added
Marble Wealth, LLC2,143$289.7K0.04%+2,143New
Symphony Financial, Ltd. Co.2,141$289.9K0.04%+2,141New
Belpointe Asset Management LLC2,145$289.9K0.01%−2,159−50.2%Reduced
Advisor Resource Council2,005$290.2K0.10%+2,005New
Biltmore Family Office, LLC2,150$291.1K0.04%+124+6.1%Added
Latko Wealth Management, Ltd.2,161$292.0K0.14%+3+0.1%Added
Miller Investment Management, LP2,178$294.3K0.03%00.0%Unchanged
F/M Investments LLC2,182$294.9K0.01%+342+18.6%Added
Acropolis Investment Management, LLC2,189$295.8K0.01%−48−2.1%Reduced
Capital Planning LLC2,122$297.0K0.08%−248−10.5%Reduced
Saybrook Capital2,204$297.8K0.07%00.0%Unchanged
Baron Silver Stevens Financial Advisors, LLC2,212$298.9K0.04%−778−26.0%Reduced
LGT Fund Management Co Ltd.2,200$299.6K0.02%−2,500−53.2%Reduced
Wealth Preservation Advisors, LLC2,220$300.0K0.15%00.0%Unchanged
Ipswich Investment Management Co., Inc.2,220$300.0K0.07%+20+0.9%Added
Keebeck Alpha, LP2,227$301.0K0.80%−25−1.1%Reduced
LGT Group Foundation2,212$301.3K0.00%+2,212New
Safe Harbor Wealth Advisors, LLC2,100$301.8K0.29%+2,100New
Markin Volterra Fund LP2,236$302.2K2.39%+2,236New
Warwick Investment Management, Inc.2,243$303.1K0.05%00.0%Unchanged
Wick Capital Partners, LLC2,247$303.7K0.05%+571+34.1%Added
Sovran Advisors, LLC1,970$303.8K0.03%+1,970New
StoryOne LLC0$304.2K0.18%0New
Elm Partners Management LLC2,252$304.3K0.01%00.0%Unchanged
Valley Brook Capital Group2,254$304.6K0.20%+400+21.6%Added
Titleist Asset Management, LLC2,256$304.9K0.02%−36−1.6%Reduced
Circle Wealth Management, LLC2,261$305.6K0.00%+170+8.1%Added
Courier Capital LLC2,276$307.6K0.02%−100−4.2%Reduced
KFG Wealth Management, LLC2,276$307.6K0.04%+2,276New
Confluence Wealth Services, Inc.2,277$307.7K0.01%+2,277New
DT Investment Partners, LLC2,279$308.0K0.03%+2,031+819.0%Added
Calamos Wealth Management LLC2,280$308.1K0.01%+61+2.7%Added
McAdam, LLC2,280$308.1K0.01%−50−2.1%Reduced
Apella Capital, LLC2,280$308.2K0.01%+186+8.9%Added
Aviance Capital Partners, LLC2,282$308.4K0.04%−55−2.4%Reduced
Westport Asset Management Inc2,500$309.4K0.13%00.0%Unchanged
Comprehensive Financial Planning, Inc.2,298$310.6K0.21%+245+11.9%Added
GenTrust, LLC2,297$311.1K0.01%+147+6.8%Added
FSM Wealth Advisors, LLC2,345$316.9K0.04%+186+8.6%Added
Quantum Financial Advisors, LLC2,348$317.3K0.04%+3+0.1%Added
Larry Mathis Financial Planning, LLC2,350$317.6K0.28%+2,350New
St Germain D J Co Inc2,356$318.4K0.01%+11+0.5%Added
Operose Advisors LLC2,360$318.9K0.07%00.0%Unchanged
Capital Investment Advisors, LLC2,398$324.0K0.00%+149+6.6%Added
Kensington Investment Counsel, LLC2,400$324.3K0.13%00.0%Unchanged
LWM Advisory Services, LLC2,402$324.6K0.19%+2,402New
Foster Group, Inc.2,403$324.8K0.01%+12+0.5%Added
Samalin Investment Counsel, LLC2,409$325.6K0.12%+566+30.7%Added
Syverson Strege & Co2,414$326.2K0.08%+88+3.8%Added
Heritage Investment Group, Inc.2,415$326.4K0.05%+2,415New
Peapack Gladstone Financial Corp2,415$327.0K0.00%+29+1.2%Added
Gibbs Wealth Management2,340$328.0K0.08%−140−5.6%Reduced
Claret Asset Management Corp2,433$329.0K0.04%+84+3.6%Added
Csenge Advisory Group2,439$329.7K0.01%+278+12.9%Added
Warburton Capital Management, LLC2,444$330.0K0.19%+16+0.7%Added
EdgeRock Capital LLC2,460$332.5K0.09%−37−1.5%Reduced
Basecamp Wealth Advisors LLC2,462$332.7K0.07%+2,462New
FSB Premier Wealth Management, Inc.2,465$333.1K0.11%+512+26.2%Added
UMA Financial Services, Inc.2,477$334.7K0.05%+61+2.5%Added
Flatrock Wealth Partners LLC2,474$335.0K0.16%+2,474New
Cache Advisors, LLC2,486$336.0K0.04%00.0%Unchanged
Stonebridge Financial Group, LLC2,498$337.6K0.29%+2,498New
Clarendon Private LLC2,517$340.1K0.29%+2,517New
Venture Visionary Partners LLC2,519$340.4K0.01%+606+31.7%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA2,520$340.6K0.09%00.0%Unchanged
Camden Capital, LLC2,527$341.5K0.02%+884+53.8%Added
Haverford Trust Co2,528$341.6K0.00%+564+28.7%Added
Keystone Financial Services2,540$343.3K0.10%−84−3.2%Reduced
Volterra Technologies LP2,543$343.7K0.35%−280−9.9%Reduced
Summit Financial Wealth Advisors, LLC2,543$343.7K0.05%00.0%Unchanged
VisionPoint Advisory Group, LLC2,545$343.9K0.07%−521−17.0%Reduced
Bingham Private Wealth, LLC2,545$343.9K0.30%+2,545New
Seven Mile Advisory2,546$344.1K0.06%−596−19.0%Reduced
Symmetry Partners, LLC2,548$344.3K0.02%−14−0.5%Reduced