13F

Stock

Amphenol Corp New

Ticker not mapped · held by 2,103 managers

Reported value

$138.9B

Holders

2,103

+217 new · −148 exited

Holders’ est. mark

−$7.15B

Price effect on 236 books still in the name

Largest holder

$12.9B

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.102M$12.9B−$896.3MCut−$1.46B
VANGUARD CAPITAL MANAGEMENT LLC79.9M$10.1BHeld
Fidelity79.5M$10B−$698.6MCut−$1.64B
State Street57.4M$7.27B−$500.5MCut−$439.4M
JPMORGAN CHASE & CO49.3M$5.87B−$548.9MAdded$1.23B
VANGUARD PORTFOLIO MANAGEMENT LLC35.9M$4.53BHeld
Capital International Investors35.3M$4.46B−$208.7MAdded$1.26B
GEODE CAPITAL MANAGEMENT, LLC31.3M$3.95B−$262.9MCut−$139.6M
Capital Research Global Investors26.6M$3.36B−$145MAdded$1.14B
BANK OF AMERICA CORP /DE/20.7M$2.61B−$181.7MCut−$355M
MORGAN STANLEY17.5M$2.21B−$153.9MCut−$245M
Bank of New York Mellon Corp16.3M$2.06B−$143.4MCut−$332.3M
WELLINGTON MANAGEMENT GROUP LLP15M$1.9B−$109.2MAdded$217M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/14M$1.83B−$56MCut−$319.3M
NORTHERN TRUST CORP13.5M$1.7B−$118.4MCut−$123.9M
Nuveen, LLC13.1M$1.66B−$68.6MAdded$603.9M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP11.9M$1.5B−$104.2MCut−$100.9M
Invesco Ltd.11.8M$1.49B−$78.7MAdded$278.4M
GOLDMAN SACHS GROUP INC11.4M$1.44B−$75.1MAdded$287M
JENNISON ASSOCIATES LLC10.2M$1.29B−$90MCut−$92.5M
ROYAL BANK OF CANADA9.77M$1.23B−$85.9MCut−$203.4M
JANUS HENDERSON GROUP PLC9.46M$1.2B−$83.2MCut−$143.5M
FRANKLIN RESOURCES INC9.31M$1.18B−$81.8MCut−$373.1M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC9.29M$1.17B−$73.6MAdded$41.7M
Legal & General Group Plc8.11M$1.03B−$71.3MCut−$98.4M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC7.39M$933.8M−$63.6MCut−$44.4M
VANGUARD FIDUCIARY TRUST CO7.09M$895.8MHeld
WELLS FARGO & COMPANY/MN7.07M$893M−$58.8MCut−$11.2M
VICTORY CAPITAL MANAGEMENT INC6.44M$814M−$56.6MCut−$329.7M
DEUTSCHE BANK AG\6.41M$809.4M−$56.3MCut−$68.5M
Amundi6.38M$806.3M−$50.8MAdded$25.6M
UBS Group AG6.3M$796.4M−$40.2MAdded$177.6M
NEUBERGER BERMAN GROUP LLC5.91M$746.2M−$51.9MCut−$158.8M
FLOSSBACH VON STORCH SE5.57M$703.6M−$48.9MCut−$280.3M
Icahn Capital5.65M$697.1M−$42.2MAdded$212.2M
AMERICAN CENTURY COMPANIES INC5.31M$670.6M−$46.7MCut−$117.6M
ENVESTNET ASSET MANAGEMENT INC5.23M$661M−$46MCut−$74.9M
BARCLAYS PLC5.03M$635.3M−$44.2MCut−$54.9M
VOYA INVESTMENT MANAGEMENT LLC4.7M$594.1M−$41.3MCut−$167.8M
ALKEON CAPITAL MANAGEMENT LLC4.62M$583.5M−$32.9MAdded$77.4M
EDGEWOOD MANAGEMENT LLC4.6M$581.8M−$27.4MAdded$159.9M
ALLIANCEBERNSTEIN L.P.4.07M$550.7M−$0Cut−$148.6M
DIMENSIONAL FUND ADVISORS LP4.33M$546.5M−$31.1MAdded$71.6M
AXIOM INVESTORS LLC /DE4.27M$539.2M−$35.1MCut−$621.2K
Sumitomo Mitsui Trust Group, Inc.4.14M$522.6M−$36.4MCut−$162M
Mawer Investment Management Ltd.3.99M$503.7M−$35MCut−$183.5M
STIFEL FINANCIAL CORP3.71M$468.5M−$32.1MCut−$25M
TD Asset Management Inc3.61M$456M−$31.7MCut−$96.6M
Swiss National Bank3.59M$453.9M−$29.4MAdded$1.75M
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main3.51M$442.9M−$3.78MAdded$384.8M
National Pension Service3.32M$420.1M−$28.5MCut−$17.9M
Swedbank AB3.24M$409.4M−$28.5MCut−$154.7M
LAZARD ASSET MANAGEMENT LLC3.18M$401.7M−$27.9MCut−$105.5M
Alecta Tjanstepension Omsesidigt3.17M$401.1M−$28MCut−$503.1M
California Public Employees Retirement System3.12M$394.1M−$27.4MCut−$165M
RAYMOND JAMES FINANCIAL INC3.1M$392.2M−$26.2MCut−$9.08M
Rathbones Group PLC3.08M$389.6M−$25MAdded$5.89M
PRINCIPAL FINANCIAL GROUP INC2.9M$366M−$24.2MCut−$5.75M
Egerton Capital (UK) LLP2.87M$362.8M−$25.2MCut−$138.3M
Mitsubishi UFJ Asset Management Co., Ltd.2.85M$359.9M−$35.1MCut−$7.95M
Alyeska Investment Group, L.P.2.84M$358.4M−$16.3MAdded$108.2M
JONES FINANCIAL COMPANIES LLLP2.79M$344.6M−$4.18MAdded$295.5M
CANADA PENSION PLAN INVESTMENT BOARD2.71M$342.6M−$13.8MAdded$131.2M
Vanguard Global Advisers, LLC2.69M$339.9MHeld
Allianz Asset Management GmbH2.66M$336M−$23.4MCut−$40M
Qube Research & Technologies Ltd2.55M$322.2M−$5.38MAdded$239.5M
BLAIR WILLIAM & CO/IL2.52M$318.4M−$22.2MCut−$40.2M
MARSHALL WACE, LLP2.34M$295.3M−$4.32MAdded$228.9M
HSBC HOLDINGS PLC2.34M$294.7M−$21.4MCut−$16.8M
WORLDQUANT MILLENNIUM ADVISORS LLC2.33M$294.1M−$14.7MAdded$67.4M
MILLENNIUM MANAGEMENT LLC2.32M$293.2M−$11.6MAdded$114.5M
RHUMBLINE ADVISERS2.32M$292.9M−$20.4MCut−$23.4M
CIBC Bancorp USA Inc.2.17M$274MHeld
VANGUARD ASSET MANAGEMENT, Ltd1.96M$247.5MHeld
Local Pensions Partnership Investment Ltd1.95M$246.6M−$17.2MCut−$56.8M
LOS ANGELES CAPITAL MANAGEMENT LLC1.95M$246.2M−$24.9MCut−$62.9M
AMERIPRISE FINANCIAL INC1.93M$243.6M−$10.9MAdded$6.83M
Man Group plc1.93M$243.3M−$16.5MCut−$10.7M
Allspring Global Investments Holdings, LLC1.87M$238.5M−$20.5MCut−$526.3K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM1.88M$236.9M−$16.5MCut−$22.2M
BANK OF MONTREAL /CAN/1.86M$235.5M−$16.4MCut−$40.4M
ADAGE CAPITAL PARTNERS GP, L.L.C.1.78M$225.5M−$9.6MAdded$77.9M
Vontobel Holding Ltd.1.78M$225.4M−$15.7MCut−$113.2M
USS Investment Management Ltd1.74M$219.8M−$13.1MAdded$18.4M
FIRST TRUST ADVISORS LP1.69M$213.5M−$10.4MAdded$52.9M
Bank Julius Baer & Co. Ltd, Zurich1.69M$211.1M−$11.5MAdded$64.2M
BAMCO INC /NY/1.66M$209.7M−$14.6MCut−$21.5M
SCHRODER INVESTMENT MANAGEMENT GROUP1.6M$201.6M−$15.7MCut−$30.9M
Navera Investment Management Ltd.1.59M$201.5M−$14MCut−$23.7M
Russell Investments Group, Ltd.1.6M$201.5M−$13.9MAdded$8.36M
Capital World Investors1.55M$196.3MNew
Fenimore Asset Management Inc1.55M$195.9M−$13.6MCut−$29.2M
CITIGROUP INC1.53M$192.7M−$13.4MCut−$23.2M
LPL Financial LLC1.5M$189.9M−$13.2MCut−$17.5M
Maren Capital LLC1.48M$186.7M−$13MCut−$15.7M
MACKENZIE FINANCIAL CORP1.48M$186.5M−$14.1MCut−$80M
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC1.45M$183.6M−$12.8MCut−$56.1M
Universal- Beteiligungs- und Servicegesellschaft mbH1.44M$181.9M−$12.7MCut−$7.43M
James Hambro & Partners LLP1.42M$179.5M−$12.5MCut−$31.9M
Cerity Partners LLC1.41M$178.2M−$11.9MCut−$4.58M
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1.38M$174.7M$155.4MAdded$174.5M
NEW YORK STATE COMMON RETIREMENT FUND1.38M$174.3M−$12MCut−$10.3M
AustralianSuper Pty Ltd1.37M$173.4M−$12.1MCut−$70.3M
CHILTON INVESTMENT CO INC.1.36M$172M−$11.7MCut−$8.37M
DAVIS R M INC1.36M$171.7M−$11.6MCut−$14.2M
Zurcher Kantonalbank (Zurich Cantonalbank)1.35M$171.1M−$11.5MCut−$5.33M
Caisse de depot et placement du Quebec1.35M$170.5M−$9.83MAdded$19.4M
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC1.56M$169M−$9.05MAdded$131.8M
Winslow Capital Management, LLC1.33M$167.8M−$12.2MCut−$333.9M
GLENMEDE TRUST CO NA1.31M$165.7M−$11.5MCut−$24.9M
Alphinity Investment Management Pty Ltd1.28M$161.6M−$11.2MCut−$185.7M
Madison Asset Management, LLC1.25M$158.1M−$11MCut−$23.1M
PNC Financial Services Group, Inc.1.24M$156.3M−$10.8MCut−$10.3M
Aberdeen Group plc1.22M$154.3M−$9.03MAdded$15.5M
Select Equity Group, L.P.1.2M$151.6M−$5.85MAdded$61.7M
DANSKE BANK A/S1.2M$151.1M−$10.5MCut−$14.6M
Baird Financial Group, Inc.1.19M$150M−$10.2MCut−$7.34M
SEI INVESTMENTS CO1.17M$147.5M−$10.3MCut−$163.4M
NATIONAL BANK OF CANADA /FI/1.13M$143.4M−$7.57MAdded$26.9M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.1.12M$141.6M−$9.85MCut−$15.1M
JANE STREET GROUP, LLC1.1M$139.2M−$1.25MAdded$120.1M
BNP PARIBAS FINANCIAL MARKETS1.08M$136.8M−$9.52MCut−$51.2M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC1.08M$136.1MNew
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM1.06M$134.4M−$9.35MCut−$9.31M
NORDEA INVESTMENT MANAGEMENT AB1.1M$133.5M−$10.9MAdded$28M
Citadel1.04M$131M−$5.49MAdded$46.7M
AVIVA PLC1.03M$129.8M−$8.76MCut−$4.81M
JOHNSON INVESTMENT COUNSEL INC1.01M$127.4M−$8.87MCut−$14.7M
APG Asset Management N.V.1.12M$122.8M−$6.06MCut−$41.3M
CONGRESS ASSET MANAGEMENT CO967.3K$122.2M−$8.46MCut−$7.86M
Atalan Capital Partners, LP962.5K$121.6M−$8.46MCut−$64.8M
MONTRUSCO BOLTON INVESTMENTS INC.935.6K$118.2MNew
COOKSON PEIRCE & CO INC926.1K$117M−$8.14MCut−$11.6M
Korea Investment CORP925.8K$117M−$7.83MCut−$3.43M
Harding Loevner LP892.7K$112.8M−$7.84MCut−$16.2M
BRADLEY FOSTER & SARGENT INC/CT886.1K$112M−$7.79MCut−$24.2M
Bridgewater863K$109M−$7.02MAdded$1.16M
Stonehage Fleming Financial Services Holdings Ltd858.9K$108.5M−$7.55MCut−$79.2M
PRUDENTIAL FINANCIAL INC850.4K$107.4M−$7.47MCut−$7.8M
Railway Pension Investments Ltd847.2K$107M−$7.45MCut−$19.4M
KEYBANK NATIONAL ASSOCIATION/OH841.4K$106.3M−$7.4MCut−$12.1M
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO837.9K$105.9M−$7.36MCut−$7.36M
AGF MANAGEMENT LTD836K$105.6M−$7.35MCut−$120.3M
Mitsubishi UFJ Trust & Banking Corp820.5K$103.7M−$7.21MCut−$7.67M
Williams Jones Wealth Management, LLC.818.2K$103.4M−$7.19MCut−$9.37M
Port Capital LLC812.6K$102.7M−$7.14MCut−$22.8M
NISSAY ASSET MANAGEMENT CORP /JAPAN810.8K$102.4M−$7.13MCut−$51.6M
Resona Asset Management Co.,Ltd.820.4K$102.2M−$9.05MCut−$8.82M
SANDS CAPITAL MANAGEMENT, LLC805.6K$101.8M−$7.08MCut−$17M
Ensign Peak Advisors, Inc803.7K$101.6M−$7.06MCut−$11.9M
PFA Pension, Forsikringsaktieselskab791K$99.9M−$6.5MAdded$10.1M
CAPTRUST FINANCIAL ADVISORS789.4K$99.7M−$6.95MCut−$12.4M
Analog Century Management LP781K$98.7M−$6.4MAdded$283.8K
MERCER GLOBAL ADVISORS INC /ADV769.7K$97.3M−$6.77MCut−$19.8M
MANUFACTURERS LIFE INSURANCE COMPANY, THE766.8K$96.8M−$6.79MCut−$65.9M
JUPITER ASSET MANAGEMENT LTD786.9K$96.7MNew
TD Waterhouse Canada Inc.757.4K$96.6M−$1.03MAdded$78.3M
NZS Capital, LLC759K$95.9M−$4.27MAdded$30.2M
Quantinno Capital Management LP718.9K$90.8M−$5.28MAdded$9.62M
Summit Trail Advisors, LLC718.2K$90.8M−$5.96MAdded$1.63M
BENJAMIN EDWARDS INC701.1K$88.6M−$6.13MCut−$5.69M
Birch Hill Investment Advisors LLC698.1K$88.2M−$6.14MCut−$10.7M
ROYAL LONDON ASSET MANAGEMENT LTD688.8K$87M−$6.05MCut−$6.05M
Tandem Investment Advisors, Inc.678.8K$85.8M−$5.97MCut−$42.3M
Mariner, LLC674.8K$85.3M−$5.6MCut−$292.5K
SNYDER CAPITAL MANAGEMENT L P667.3K$84.3M−$5.87MCut−$31.6M
FJARDE AP-FONDEN /FOURTH SWEDISH NATIONAL PENSION FUND664K$83.9M−$3.85MAdded$24.8M
STATE OF WISCONSIN INVESTMENT BOARD659.1K$83.3M−$5.56MCut−$2.24M
Rockefeller Capital Management L.P.646.9K$81.7M−$4.74MAdded$8.92M
Creative Planning641.1K$81M−$5.44MCut−$2.7M
COUNTRY TRUST BANK630.1K$79.6M−$5.54MCut−$11.8M
Pictet Asset Management Holding SA629.1K$79.5M−$4.76MAdded$6.54M
Polar Capital Holdings Plc626K$79.1M−$5.5MCut−$36.1M
MACQUARIE GROUP LTD616.9K$78M−$5.42MCut−$32.3M
TUDOR INVESTMENT CORP ET AL614K$77.6MNew
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND613.8K$77.6M−$425.3KAdded$71M
Chevy Chase Trust Holdings, LLC611.4K$77.2M−$5.37MCut−$6.79M
US BANCORP \DE\609.3K$77M−$5.36MCut−$8.33M
B. Metzler seel. Sohn & Co. AG603.4K$76.2M−$5.54MCut−$7.29M
Fiera Capital Corp592.2K$74.8M−$5.21MCut−$51.2M
Asset Management One Co., Ltd.580.1K$73.3M−$5.78MCut−$1.92M
Renaissance Technologies574.1K$72.5MNew
Vanguard Investments Australia, Ltd.571.4K$72.2MHeld
STRS OHIO568.5K$71.8M−$5MCut−$5.15M
Woodline Partners LP566K$71.5M−$4.97MCut−$88.4M
Zurich Insurance Group Ltd/FI563.1K$71.1M−$2.53MAdded$32.3M
Life Cycle Investment Partners Ltd542.6K$68.6M−$1.78MAdded$41.2M
Mediolanum International Funds Ltd573.9K$68.4M−$4.02MAdded$36.3M
COMPASS CAPITAL MANAGEMENT, INC540.5K$68.3M−$4.75MCut−$14.4M
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO533.2K$67.4M−$4.69MCut−$9.84M
Jefferies Financial Group Inc.531.3K$67.1M−$2.06MAdded$35.4M
Dundas Partners LLP527.9K$66.7M−$4.64MCut−$5.3M
Corient Private Wealth LLC528.5K$66.4M−$5.23MCut−$25.3M
STOREBRAND ASSET MANAGEMENT AS524.3K$66.2M−$4.61MCut−$7.91M
ZACKS INVESTMENT MANAGEMENT521.3K$65.9M−$4.49MCut−$3.1M
TEACHER RETIREMENT SYSTEM OF TEXAS521K$65.8M−$4.58MCut−$21.7M
Capital International, Inc./CA/515.3K$65.1M−$2.75MAdded$22.8M
CREDIT AGRICOLE S A511.1K$64.6M−$4.49MCut−$11.3M
FOSTER DYKEMA CABOT & PARTNERS, LLC501.5K$63.5M−$4.41MCut−$5.61M
J. Stern & Co. LLP499.4K$63.1M$62.6MCut−$13.7M
Swiss Life Asset Management Ltd498.5K$63M−$3.94MAdded$2.35M
NISA INVESTMENT ADVISORS, LLC493.5K$62.5M−$3.97MAdded$1.23M
NOMURA ASSET MANAGEMENT CO LTD490.5K$62M−$4.14MCut−$1.64M
WHITTIER TRUST CO484.6K$61.3M−$6.72MCut−$2.54M
Howland Capital Management LLC474.5K$60.1M−$4.17MCut−$22.4M
Gotham Asset Management, LLC474.9K$60M−$3.11MAdded$12.2M
MANNING & NAPIER ADVISORS LLC474.7K$60M−$4.68MCut−$13.7M
Bristol Gate Capital Partners Inc.463.3K$58.5M−$4.07MCut−$24.1M
IEQ CAPITAL, LLC458.6K$57.9M−$2.96MAdded$12.4M
KLP KAPITALFORVALTNING AS457.4K$57.9M−$3.87MCut−$1.69M
FIFTH THIRD BANCORP455.4K$57.5M−$1.49MAdded$34.6M
Robeco Institutional Asset Management B.V.452.8K$57.2M−$3.98MCut−$8.54M
ROFFMAN MILLER ASSOCIATES INC /PA/446K$56.3M−$3.92MCut−$6.57M
PALISADE CAPITAL MANAGEMENT, LP444.9K$56.2M−$3.91MCut−$13.1M
DNB Asset Management AS431.2K$54.5M−$3.14MAdded$6.15M
Guinness Asset Management LTD427.4K$54M−$4.51MCut−$10.5M
United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund427.3K$54M−$3.76MCut−$54.7M
Crestwood Advisors Group, LLC424.1K$53.6M−$3.73MCut−$4.39M
WEDGE CAPITAL MANAGEMENT L L P/NC422.8K$53.4M−$3.72MCut−$10.1M
State of New Jersey Common Pension Fund D420.7K$53.2M−$3.7MCut−$3.7M
FACTORY MUTUAL INSURANCE CO420.4K$53.1M−$3.38MAdded$1.22M
State of Tennessee, Department of Treasury410.8K$51.9M−$7.28MCut−$8.45M
TORONTO DOMINION BANK408.7K$51.6M−$3.59MCut−$61.2M
MCDANIEL TERRY & CO402.9K$50.9M−$3.41MCut−$1.47M
AVITY INVESTMENT MANAGEMENT INC.395.3K$49.9M−$3.47MCut−$16.4M
ALTA CAPITAL MANAGEMENT LLC/394.3K$49.8M−$3.47MCut−$13.6M
Amanah Holdings Trust382.7K$48.4M−$3.36MCut−$3.36M
Sandhill Capital Partners LLC378.7K$47.9M−$3.33MCut−$35M
CAMPBELL NEWMAN ASSET MANAGEMENT INC373.7K$47.2M−$3.25MCut−$2.81M
MOUNTAIN PACIFIC INVESTMENT ADVISERS LLC371.9K$47M−$3.27MCut−$8.79M
STATE OF MICHIGAN RETIREMENT SYSTEM369.7K$46.7M−$3.25MCut−$5.59M
CIBC Asset Management Inc369.5K$46.7M−$3.22MCut−$2.83M
BROWN ADVISORY INC367.9K$46.5M−$3.21MCut−$2.89M
CAPITAL INTERNATIONAL SARL367.1K$46.4M−$972.1KAdded$31.4M
FARMERS & MERCHANTS INVESTMENTS INC365K$46.1M−$3.13MCut−$1.95M
First Long Island Investors, LLC360.8K$45.6M−$2.25MAdded$10.9M
Tredje AP-fonden360.7K$45.6M−$2.21MAdded$11.6M
GENDELL JEFFREY L360.5K$45.5MNew
Nippon Life Global Investors Americas, Inc.351.8K$44.5M−$3.09MCut−$10.8M
QRG CAPITAL MANAGEMENT, INC.351.3K$44.4M−$3.09MCut−$11M
Impax Asset Management Group plc344.5K$43.5M−$3.03MCut−$89.3M
BAHL & GAYNOR INC342.8K$43.3M−$2.81MAdded$150.4K
MetLife Investment Management, LLC342.1K$43.2M−$3.01MCut−$4.37M
Cetera Investment Advisers336.9K$42.6M−$2.77MAdded$50K
XPONANCE LLC336.3K$42.5M−$2.7MAdded$1.03M
ARIZONA STATE RETIREMENT SYSTEM335.6K$42.4M−$2.95MCut−$4.5M
Czech National Bank334.8K$42.3M−$2.84MCut−$1.32M
Jump Financial, LLC330.7K$41.8M−$2.17MAdded$8.42M
PUBLIC SECTOR PENSION INVESTMENT BOARD329.5K$41.6M−$2.9MCut−$15M
Sumitomo Mitsui DS Asset Management Company, Ltd328.3K$41.5M−$2.8MCut−$1.56M

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.