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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 2026

Institutional positions in Amphenol Corp as of Mar 31, 2026. 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
2,136
+113 vs. Q4 2025
Shares held
1.15B
+71.4M (+6.6%) vs. Q4 2025
Total value
$145.4B
+$9.42B (+6.9%) vs. Q4 2025
New holders
256
870 more added
Sold out
143
815 more reduced

36 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 2,136 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 2026: $145.4B
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 2026

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q4 2025.

Institutions holding APH in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Bank of Nova Scotia274,969$34.7M0.06%−453,945−62.3%Reduced
South Street Advisors LLC267,313$33.8M4.89%−8,308−3.0%Reduced
Noesis Capital Mangement Corp265,749$33.6M4.96%+6,073+2.3%Added
Advisor Group Holdings, Inc.264,236$33.4M0.05%+18,162+7.4%Added
Talos Asset Management LP263,400$33.3M5.69%+181,499+221.6%Added
Pinebridge Investments LLC262,389$33.2M0.28%−44,125−14.4%Reduced
Retirement Systems of Alabama261,035$33.0M0.11%+635+0.2%Added
Kames Capital plc260,684$32.9M0.44%−7,960−3.0%Reduced
Amalgamated Bank260,001$32.9M0.25%−4,909−1.9%Reduced
Groupe la Francaise259,200$32.8M0.46%+116,387+81.5%Added
Cornerstone Capital, Inc.255,510$32.3M3.22%−2,692−1.0%Reduced
Van Eck Associates Corp254,929$32.2M0.02%+6,711+2.7%Added
Generate Investment Management Ltd254,042$32.1M1.58%−34,267−11.9%Reduced
Daiwa Securities Group Inc.253,623$32.0M0.09%−8,471−3.2%Reduced
PensionDanmark Pensionsforsikringsaktieselskab253,248$32.0M0.31%−2,075−0.8%Reduced
JLB & Associates Inc253,092$32.0M4.59%−41,025−13.9%Reduced
NFJ Investment Group, LLC247,014$31.2M1.19%+171,870+228.7%Added
Manitou Investment Management Ltd.246,560$31.2M6.16%−50,811−17.1%Reduced
Stephens Inc246,384$31.1M0.39%−3,461−1.4%Reduced
Dudley & Shanley, Inc.245,751$31.1M5.08%−37,160−13.1%Reduced
Cumberland Partners Ltd244,081$30.8M2.34%+91,976+60.5%Added
EP Wealth Advisors, LLC243,114$30.7M0.15%−1,080−0.4%Reduced
NorthCrest Asset Manangement, LLC239,752$30.7M0.96%−69,925−22.6%Reduced
Trexquant Investment LP242,576$30.6M0.22%+242,576New
IFM Investors Pty Ltd241,948$30.6M0.25%+8,363+3.6%Added
Oddo BHF Asset Management SAS241,745$30.5M1.20%+69,863+40.6%Added
Jacobson & Schmitt Advisors, LLC240,019$30.3M5.50%−6,868−2.8%Reduced
Andra AP-fonden239,588$30.3M0.38%+117,453+96.2%Added
Truist Financial Corp237,214$30.0M0.04%−12,167−4.9%Reduced
Cartenna Capital, LP235,000$29.7M1.30%+235,000New
Eurizon Capital SGR S.p.A.235,223$29.7M0.09%−31,287−11.7%Reduced
Oppenheimer Asset Management Inc.233,453$29.5M0.34%+233,453New
JustInvest LLC232,293$29.4M0.29%−11,052−4.5%Reduced
Zimmer Partners, LP231,500$29.3M0.72%+231,500New
North Star Asset Management Inc229,413$29.0M1.26%−9,331−3.9%Reduced
Norinchukin Bank, The229,073$28.9M0.34%+9,524+4.3%Added
CWM Advisors, LLC228,847$28.9M1.69%+70,584+44.6%Added
Sumitomo Mitsui Financial Group, Inc.226,551$28.6M0.58%+226,551New
North Point Portfolio Managers Corp226,044$28.6M5.09%−79,291−26.0%Reduced
M&T Bank Corp225,659$28.5M0.09%−21,970−8.9%Reduced
Jensen Investment Management Inc225,363$28.5M0.56%−5,125−2.2%Reduced
Employees Retirement System of Texas223,954$28.3M0.25%00.0%Unchanged
Lone Pine Capital LLCSuperinvestorLone Pine Capital223,084$28.2M0.22%−2,586,689−92.1%Reduced
Harvey Investment Co LLC222,899$28.2M3.10%−12,622−5.4%Reduced
Community Trust & Investment Co221,721$28.0M1.52%+4,186+1.9%Added
Atalanta Sosnoff Capital, LLC220,101$27.8M0.60%+220,101New
UniSuper Management Pty Ltd219,533$27.7M0.18%+1,184+0.5%Added
Varma Mutual Pension Insurance Co218,589$27.6M0.16%00.0%Unchanged
Bridges Investment Management Inc216,478$27.4M0.37%+5,210+2.5%Added
Stratos Wealth Partners, LTD.213,837$27.0M0.31%−1,059−0.5%Reduced
DF Dent & Co Inc213,060$26.9M0.52%+183,752+627.0%Added
Assetmark, Inc211,138$26.7M0.05%+155,644+280.5%Added
Mirae Asset Global ETFs Holdings Ltd.212,440$26.5M0.04%+68,421+47.5%Added
Banco Bilbao Vizcaya Argentaria, S.A.209,769$26.4M0.19%+40,799+24.1%Added
TIAA Wealth Investment Management LLC208,547$26.3M0.20%+208,547New
CWM, LLC208,122$26.3M0.07%+15,485+8.0%Added
Chesley Taft & Associates LLC206,274$26.1M1.09%−40.0%Reduced
TCW Group Inc204,115$25.8M0.19%−16,500−7.5%Reduced
Gradient Investments LLC202,831$25.6M0.40%−11,624−5.4%Reduced
United Capital Financial Advisers, LLC202,620$25.6M0.16%−1,210−0.6%Reduced
Dorsey Wright & Associates200,695$25.4M3.14%+71,857+55.8%Added
Senator Investment Group LP200,000$25.3M1.16%00.0%Unchanged
Cresset Asset Management, LLC199,107$25.2M0.11%−19,219−8.8%Reduced
Marsico Capital Management LLC198,781$25.1M0.74%00.0%Unchanged
Ci Investments Inc.198,711$25.1M0.12%+9,470+5.0%Added
Utah Retirement Systems198,382$25.1M0.26%−1,601−0.8%Reduced
Arbejdsmarkedets Tillaegspension198,004$25.0M0.62%+29,911+17.8%Added
Moran Wealth Management, LLC195,887$24.8M0.76%−8,858−4.3%Reduced
Shelton Capital Management195,055$24.6M0.54%−22,502−10.3%Reduced
Addenda Capital Inc.193,786$24.5M0.69%−4,942−2.5%Reduced
Gabelli Funds LLC193,939$24.5M0.17%+43,945+29.3%Added
NS Partners Ltd193,344$24.4M1.09%+193,344New
Parkwood LLC192,743$24.4M2.16%−17,626−8.4%Reduced
Whittier Trust Co of Nevada Inc192,519$24.4M0.50%+12,284+6.8%Added
Aptus Capital Advisors, LLC192,162$24.3M0.20%+37,996+24.6%Added
Natixis191,341$24.2M0.10%+187,164+4,480.8%Added
Pathstone Holdings, LLC190,375$24.1M0.10%−1,053−0.6%Reduced
Terry L. Blaker190,281$24.0M0.91%−18,376−8.8%Reduced
Capital International Ltd189,976$24.0M0.89%+133,935+239.0%Added
Braun Stacey Associates Inc189,972$24.0M0.80%−18,704−9.0%Reduced
Lyell Wealth Management, LP189,586$24.0M1.76%−358−0.2%Reduced
Police & Firemen's Retirement System of New Jersey187,964$23.7M0.20%+1,142+0.6%Added
Ilmarinen Mutual Pension Insurance Co186,158$23.5M0.19%+186,158New
Varenne Capital Partners185,367$23.5M5.83%+1,617+0.9%Added
Confluence Investment Management LLC185,611$23.5M0.36%−13,670−6.9%Reduced
Baker Chad R180,838$22.8M4.31%−3,535−1.9%Reduced
Zevenbergen Capital Investments LLC177,935$22.5M0.65%00.0%Unchanged
Advisors Asset Management, Inc.177,437$22.4M0.37%−7,912−4.3%Reduced
Squarepoint Ops LLC176,435$22.3M0.05%+143,814+440.9%Added
Wealthfront Advisers LLC176,262$22.3M0.05%+8,022+4.8%Added
Dai-Ichi Life Insurance Company, Ltd176,165$22.3M0.64%−8,223−4.5%Reduced
Teachers Retirement System of the State of Kentucky175,711$22.2M0.17%+81,100+85.7%Added
NEOS Investment Management LLC175,134$22.1M0.11%−83,151−32.2%Reduced
Kanawha Capital Management LLC172,717$21.8M1.54%+4,231+2.5%Added
Penobscot Investment Management Company, Inc.172,108$21.7M1.70%−698−0.4%Reduced
New York Life Investment Management LLC170,752$21.6M0.18%+3,037+1.8%Added
Oak Associates, Ltd170,008$21.5M1.45%−10,000−5.6%Reduced
FIL Ltd169,851$21.5M0.02%−10,033−5.6%Reduced
Steward Partners Investment Advisory, LLC169,609$21.4M0.11%+23,369+16.0%Added
First Foundation Advisors168,723$21.3M0.86%−4,997−2.9%Reduced