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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.

Q4 2025 vs. Q3 2025

How the institutions holding Amphenol Corp changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of APH: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders1,829322,059+262
Shares1.14B3.03M1.24B+99.5M (+8.8%)
Value$141.0B$375.1M$156.8B+$16.1B (+11.5%)

32 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (345)

Institutions that held Amphenol Corp at the end of Q4 2025 but not at the end of Q3 2025.

Showing the largest 100 of 345 by value.

Institutions new to APH in Q4 2025
InstitutionSharesValue% of portfolio
Norges Bank22,585,063$3.05B0.33%
Edgewood Management LLC3,121,475$421.8M2.01%
Alyeska Investment Group, L.P.1,852,061$250.3M0.71%
Worldquant Millennium Advisors LLC1,677,460$226.7M0.88%
Glenmede Trust Co NA1,410,650$190.6M0.90%
Nomura Asset Management International Inc.1,158,901$156.6M0.24%
PFA Pension, Forsikringsaktieselskab659,440$89.8M0.25%
Bristol Gate Capital Partners Inc.611,263$82.6M4.77%
Bahl & Gaynor Inc319,350$43.2M0.22%
Pinebridge Investments LLC306,514$41.4M0.31%
Eurizon Capital SGR S.p.A.266,510$36.0M0.11%
PensionDanmark Pensionsforsikringsaktieselskab255,323$34.5M0.31%
Rokos Capital Management LLP252,952$34.2M0.50%
EP Wealth Advisors, LLC244,194$33.0M0.17%
Life Cycle Investment Partners Ltd202,348$27.3M0.19%
Senator Investment Group LP200,000$27.0M1.08%
Walleye Capital LLC194,791$26.3M0.15%
CIBC World Markets Corp170,166$23.0M0.12%
Arbejdsmarkedets Tillaegspension168,093$22.7M0.58%
NLB Skladi, upravljanje premozenja, d.o.o.104,207$14.1M0.64%
Suncoast Equity Management103,230$14.0M1.41%
Nutshell Asset Management Ltd101,242$13.7M4.88%
Smith, Salley & Associates89,766$12.1M0.60%
Pinnacle Financial Partners, Inc.86,884$11.7M0.09%
Mill Capital Management, LLC80,704$10.9M0.79%
OpenArc Corporate Advisory, LLC70,380$9.51M0.16%
Indivisible Partners70,108$9.47M1.03%
Maniro Ltd63,930$8.64M2.95%
Lynwood Price Capital Management LP63,000$8.51M4.14%
Laird Norton Trust Company, LLC57,582$7.80M0.16%
Gerber Kawasaki Wealth & Investment Management53,558$7.24M0.25%
VMS Asset Management Limited49,376$6.67M2.57%
Jones Kertz & Associates, Inc.48,543$6.56M3.37%
Incline Global Management LLC47,445$6.41M2.19%
Abn Amro Investment Solutions46,062$6.22M0.09%
Keystone Investors Pte Ltd43,000$5.81M0.52%
Signal Advisors Wealth, LLC41,877$5.66M0.45%
North Dakota State Investment Board41,339$5.59M0.21%
Ducere Wealth Management LLC38,943$5.26M2.04%
Midway Capital Research & Management38,409$5.19M5.06%
Gamco Investors, Inc. Et Al36,366$4.91M0.05%
WCG Wealth Advisors LLC33,617$4.54M0.13%
Bouvel Investment Partners, LLC32,594$4.40M1.27%
Fideuram - Intesa Sanpaolo Private Banking S.P.A.31,492$4.26M0.15%
Passumpsic Savings Bank31,109$4.20M2.30%
E. Ohman J:or Asset Management AB30,185$4.08M0.10%
EFG International AG29,709$4.02M0.08%
Oversea-Chinese Banking CORP Ltd29,627$4.00M0.11%
Mizuho Markets Cayman LP27,632$3.73M0.19%
Woodbridge Co Ltd25,825$3.49M0.01%
Highland Capital Management, LLC24,005$3.24M0.16%
Value Partners Investments Inc.21,478$2.91M0.22%
West Michigan Advisors, LLC21,381$2.89M0.66%
Katamaran Capital LLP21,084$2.85M2.16%
Family Capital Trust Co19,078$2.58M0.84%
Frec Markets, Inc.18,582$2.51M0.73%
Element Capital Management LLC18,286$2.47M1.28%
Second Line Capital, LLC18,247$2.47M0.51%
Leelyn Smith, LLC14,893$2.01M0.29%
Pioneer Trust Bank N A14,645$1.98M0.46%
Worthington Financial Partners, LLC14,642$1.98M1.75%
Reflection Asset Management14,561$1.97M1.40%
Intesa Sanpaolo Wealth Management14,023$1.90M0.39%
Stanley-Laman Group, Ltd.13,680$1.85M0.24%
Guardian Wealth Advisors, LLC13,578$1.84M0.12%
Meitav Dash Investments Ltd13,500$1.82M0.02%
Strong Retirement Solutions LLC13,278$1.79M1.21%
IPG Investment Advisors LLC12,825$1.74M0.30%
Tounjian Advisory Partners, LLC12,530$1.69M0.57%
Blue Jean Financial LLC12,413$1.68M1.36%
Fieldview Capital Management, LLC12,304$1.66M0.28%
SBI Okasan Asset Management Co.Ltd.12,015$1.64M0.09%
Garrett Investment Advisors LLC11,780$1.59M0.13%
Leeward Financial Partners, LLC11,500$1.55M0.44%
Forty-three Eighteen Advisors, LLC11,500$1.55M1.21%
First American Bank10,283$1.39M0.08%
St. Louis Financial Planners Asset Management, LLC10,001$1.35M0.83%
PCB Capital LLC10,001$1.35M2.17%
Bey-Douglas LLC9,928$1.34M1.07%
Fideuram Asset Management (Ireland) dac19,416$1.34M0.11%
Silphium Asset Management Ltd9,900$1.34M0.57%
Davidson Capital Management Inc.9,615$1.30M0.28%
Private Advisory Group LLC9,415$1.27M0.10%
Wealth Enhancement Trust Services, Inc.9,090$1.23M0.16%
Arrowpoint Investment Partners (Singapore) Pte. Ltd.8,900$1.20M0.18%
Xxi Wealth, LLC8,597$1.16M0.71%
Greenland Capital Management LP8,044$1.09M0.16%
Meadowbrook Advisors Group, LLC7,640$1.03M0.58%
Marex Group plc7,605$1.03M0.01%
Hillsdale Investment Management Inc.7,500$1.01M0.03%
Tyche Wealth Partners LLC7,419$1.00M0.16%
Lighthouse Investment Partners, LLC7,203$973.4K0.03%
Scharf Investments, LLC7,034$950.6K0.03%
Evolve Private Wealth, LLC6,733$911.6K0.05%
JM2 Capital Inc.6,655$899.4K0.72%
Ticino Wealth6,654$899.2K0.33%
Lombard Odier Asset Management (USA) Corp6,546$884.6K0.36%
Sepio Capital, LP6,534$883.0K0.05%
AMF Pensionsforsakring AB6,433$869.4K0.01%
Unique Wealth, LLC6,386$863.0K0.12%

Sold out (83)

Institutions that held Amphenol Corp at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of APH in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Cartenna Capital, LP675,000$83.5M
Achmea Investment Management B.V.284,231$35.2M
Oppenheimer Asset Management Inc.271,766$33.6M
Empowered Funds, LLC225,172$27.9M
Twin Tree Management, LP190,962$23.6M
Tudor Investment Corp Et Al105,289$13.0M
APG Asset Management US Inc.82,660$10.3M
Catalyst Funds Management Pty Ltd78,900$9.76M
Pinnbrook Capital Management LP65,253$8.08M
Schonfeld Strategic Advisors LLC64,356$7.96M
Quantessence Capital LLC58,232$7.21M
Oppenheimer & Co Inc55,777$6.90M
SummitTX Capital, L.P.41,484$5.13M
Group One Trading, L.P.36,950$4.57M
Sciencast Management LP35,064$4.34M
Oribel Capital Management, LP32,200$3.98M
Brighton Jones LLC23,086$2.86M
Oak Thistle LLC21,117$2.61M
Platinum Investment Management Ltd20,171$2.50M
WT Asset Management Ltd20,000$2.48M
IFC Advisors LLC17,441$2.16M
Cornerstone Advisors, LLC17,200$2.13M
Aigen Investment Management, LP15,817$1.96M
Lecap Asset Management Ltd13,287$1.64M
Scratch Capital LLC12,896$1.60M
Pitcairn Co12,792$1.58M
Consolidated Portfolio Review Corp12,068$1.49M
Intact Investment Management Inc.11,090$1.37M
Park Capital Management, LLC9,646$1.19M
Requisite Capital Management, LLC9,557$1.18M
Rede Wealth, LLC9,459$1.17M
O'Neil Global Advisors, Inc.7,926$981.0K
Arcus Capital Partners, LLC7,761$960.4K
Pragma Gestao de Patrimonio Ltd6,400$792.0K
Roberts Capital Advisors, LLC5,891$729.0K
Polar Asset Management Partners Inc.5,411$669.6K
Blueshift Asset Management, LLC5,275$652.8K
Keystone Financial Group5,224$646.5K
Curated Wealth Partners LLC4,700$581.6K
Semanteon Capital Management, LP4,595$568.6K
Dynamic Technology Lab Private Ltd4,455$551.0K
Altfest L J & Co Inc4,314$533.8K
STAR Financial Bank4,307$533.0K
Arete Wealth Advisors, LLC3,973$495.0K
Perbak Capital Partners LLP3,886$480.9K
Oxford Asset Management LLP3,494$432.4K
Sherbrooke Park Advisers LLC3,344$413.8K
Whalerock Point Partners, LLC3,228$399.5K
QVR LLC3,100$383.6K
Green Harvest Asset Management LLC2,722$336.9K
DRW Securities, LLC2,514$311.2K
von Borstel & Associates, Inc.2,046$294.0K
Accel Wealth Management2,367$292.9K
Teza Capital Management LLC2,079$257.3K
Longboard Asset Management, LP1,980$245.0K
Copley Financial Group, Inc.1,921$237.7K
Ewing Morris & Co. Investment Partners Ltd.1,900$235.4K
CFS Investment Advisory Services, LLC1,749$234.1K
Ibex Wealth Advisors1,870$231.4K
Strive Asset Management, LLC1,690$209.1K
Bluefin Capital Management, LLC1,617$200.1K
Tortoise Investment Management, LLC1,444$178.7K
Icon Wealth Advisors, LLC1,397$172.9K
North Capital, Inc.1,382$171.0K
Ameritas Advisory Services, LLC1,353$167.4K
Optiver Holding B.V.1,119$138.5K
Rise Advisors, LLC869$107.5K
Grey Fox Wealth Advisors, LLC694$85.9K
JPL Wealth Management, LLC555$68.7K
Advanced Portfolio Management, LLC201$42.2K
Kerr Financial Planning Corp300$40.2K
Cloud Capital Management, LLC310$38.0K
Alpine Bank Wealth Management243$30.1K
Newbridge Financial Services Group, Inc.235$29.1K
Main Street Group, LTD120$14.8K
Salem Investment Counselors Inc117$14.5K
Sofos Investments, Inc.116$14.4K
Heartwood Wealth Advisors LLC109$13.5K
Mendota Financial Group, LLC102$12.6K
FWL Investment Management, LLC81$10.0K
Marshall & Sterling Wealth Advisors Inc.75$9.28K
Pacifica Partners Inc.33$4.11K
Financial Life Planners0$50

Not filed for Q4 2025 yet (32)

Institutions that held Amphenol Corp at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding APH in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Glenmede Investment Management, LP1,517,796$187.8M
AXA Investment Managers S.A.782,586$96.8M
Pinebridge Investments, L.P.205,693$25.5M
CIBC Bancorp USA Inc.168,039$20.8M
Stone Run Capital, LLC95,320$11.8M
Aware Super Pty Ltd as trustee of Aware Super72,358$8.95M
Synovus Financial Corp47,853$5.92M
Wetherby Asset Management Inc28,900$3.58M
Shilanski & Associates, Inc.24,649$3.05M
Fullcircle Wealth LLC11,838$1.62M
Shell Asset Management Co11,233$1.39M
EFG Asset Management (North America) Corp.9,665$1.20M
Amica Retiree Medical Trust7,463$924.0K
Benchmark Investment Advisors LLC7,445$921.3K
EWG Elevate Inc.5,772$714.3K
Pinnacle Financial Partners Inc5,574$689.8K
Optimum Investment Advisors4,203$520.1K
Eisler Capital Management Ltd.4,066$479.8K
Full Sail Capital, LLC2,654$328.4K
Gries Financial LLC2,349$290.7K
Bridge Creek Capital Management LLC2,200$272.3K
Texas Capital Bancshares Inc2,151$266.2K
First Affirmative Financial Network2,053$254.1K
Hemington Wealth Management1,863$230.0K
Wolverine Trading, LLC1,755$212.4K
Aletheian Wealth Advisors LLC1,698$210.1K
Ascent Capital Management, LLC1,663$205.8K
Binnacle Investments Inc891$110.3K
Bares Capital Management, Inc.353$43.7K
FSA Wealth Management LLC116$14.4K
Guerra Advisors Inc70$8.66K
Abich Financial Wealth Management LLC22$2.72K