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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 2023

Institutional positions in Amphenol Corp as of Mar 31, 2023. 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
980
+40 vs. Q4 2022
Shares held
578.7M
+9.61M (+1.7%) vs. Q4 2022
Total value
$46.6B
+$3.32B (+7.7%) vs. Q4 2022
New holders
97
354 more added
Sold out
57
363 more reduced

11 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 980 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 2023: $46.6B
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 2023

Shares, value and share of portfolio for each institution holding Amphenol Corp; share changes are against Q4 2022.

Institutions holding APH in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Ravenstone Capital Management Inc.89,245$7.29M5.88%−3,170−3.4%Reduced
Fred Alger Management, LLC90,115$7.36M0.04%+17,928+24.8%Added
Perennial Advisors, LLC90,489$7.39M2.12%−871−1.0%Reduced
State of Alaska, Department of Revenue91,897$7.51M0.09%−1,240−1.3%Reduced
Oregon Public Employees Retirement Fund92,484$7.56M0.09%−3,790−3.9%Reduced
Oak Associates, Ltd93,086$7.61M0.63%00.0%Unchanged
SlateStone Wealth, LLC93,194$7.62M1.58%00.0%Unchanged
Mutual of America Capital Management LLC93,558$7.65M0.09%+72+0.1%Added
ExodusPoint Capital Management, LP96,426$7.88M0.09%−98,753−50.6%Reduced
TCW Group Inc97,115$7.94M0.10%−154−0.2%Reduced
Addenda Capital Inc.98,283$8.05M0.33%−1,448−1.5%Reduced
Bank Julius Baer & Co. Ltd, Zurich100,197$8.19M0.05%−757−0.7%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys100,800$8.24M0.07%+209+0.2%Added
Two Sigma Investments, LP101,450$8.29M0.02%−33,713−24.9%Reduced
Public Sector Pension Investment Board101,506$8.30M0.06%−4,668−4.4%Reduced
Federation des caisses Desjardins du Quebec101,856$8.32M0.09%+101,306+18,419.3%Added
Brant Point Investment Management LLC102,135$8.35M1.99%00.0%Unchanged
Utah Retirement Systems104,178$8.51M0.12%+300+0.3%Added
IFM Investors Pty Ltd104,684$8.55M0.13%+2,013+2.0%Added
CIBC Asset Management Inc105,389$8.61M0.03%+4,354+4.3%Added
Forsta Ap-Fonden107,900$8.82M0.10%−113,000−51.2%Reduced
ING Groep NV108,432$8.86M0.09%−37,249−25.6%Reduced
Truist Financial Corp108,459$8.86M0.02%−71,605−39.8%Reduced
Kiwi Wealth Investments Limited Partnership108,860$8.90M0.58%−23,679−17.9%Reduced
Hantz Financial Services, Inc.110,409$9.02M0.25%+1,625+1.5%Added
Azimuth Capital Investment Management LLC112,880$9.22M0.45%−96,595−46.1%Reduced
Baker Chad R113,970$9.31M2.37%+2,400+2.2%Added
Xponance, Inc.114,206$9.33M0.14%+2,255+2.0%Added
PGGM Investments115,603$9.45M0.16%00.0%Unchanged
Brinker Capital Investments, LLC116,433$9.51M0.12%+6,185+5.6%Added
Orion Portfolio Solutions, LLC116,433$9.51M0.12%+101,369+672.9%Added
Chesley Taft & Associates LLC116,634$9.53M0.63%−3,779−3.1%Reduced
North Star Asset Management Inc117,367$9.59M0.56%+3,520+3.1%Added
New York Life Investment Management LLC118,602$9.69M0.11%−6,834−5.4%Reduced
Terry L. Blaker118,727$9.70M0.86%+6,998+6.3%Added
Community Trust & Investment Co119,275$9.75M0.84%+79,984+203.6%Added
Whittier Trust Co120,312$9.83M0.18%−2,075−1.7%Reduced
Marvin & Palmer Associates Inc120,642$9.86M4.97%+27,833+30.0%Added
Raymond James Financial Services Advisors, Inc.121,408$9.92M0.02%−562−0.5%Reduced
Canada Pension Plan Investment Board122,748$10.0M0.02%+98,690+410.2%Added
Clearbridge Investments, LLC123,943$10.1M0.01%+123,943New
Texas Permanent School Fund123,965$10.1M0.10%+39,414+46.6%Added
Motco124,046$10.1M0.69%−877−0.7%Reduced
HFR Wealth Management, LLC125,263$10.2M2.91%+520.0%Added
Nippon Life Global Investors Americas, Inc.126,760$10.4M0.66%−10,820−7.9%Reduced
HighTower Advisors, LLC128,638$10.5M0.02%+23,120+21.9%Added
Rafferty Asset Management, LLC128,595$10.5M0.07%+31,331+32.2%Added
NorthCrest Asset Manangement, LLC128,780$10.5M0.44%+1,376+1.1%Added
Commerce Bank129,614$10.6M0.08%+6,299+5.1%Added
LPL Financial LLC130,368$10.7M0.01%+22,321+20.7%Added
Segall Bryant & Hamill, LLC130,395$10.7M0.11%−2,420−1.8%Reduced
Harvey Investment Co LLC132,494$10.8M1.34%+12,820+10.7%Added
Renaissance Technologies LLC132,600$10.8M0.01%−130,000−49.5%Reduced
Baird Financial Group, Inc.133,099$10.9M0.03%+4,714+3.7%Added
Korea Investment CORP137,025$11.2M0.03%−183,993−57.3%Reduced
Brown Brothers Harriman & Co137,088$11.2M0.09%+36,522+36.3%Added
Westpac Banking Corp138,759$11.3M0.15%−27,922−16.8%Reduced
Swiss Life Asset Management Ltd142,284$11.6M0.17%+97,591+218.4%Added
Man Group plc–$11.6M0.04%––
Buffington Mohr McNeal143,455$11.7M2.69%−439−0.3%Reduced
Birch Hill Investment Advisors LLC148,362$12.1M0.75%+1,097+0.7%Added
Williams Jones Wealth Management, LLC.148,383$12.1M0.19%+26,566+21.8%Added
Nomura Asset Management Co Ltd148,880$12.2M0.06%+4,612+3.2%Added
Adage Capital Partners GP, L.L.C.149,312$12.2M0.03%−213,402−58.8%Reduced
Standard Life Aberdeen plc153,318$12.5M0.03%−719−0.5%Reduced
STRS Ohio154,924$12.7M0.05%+693+0.4%Added
Dai-Ichi Life Insurance Company, Ltd157,882$12.9M0.28%+14,000+9.7%Added
Kornitzer Capital Management Inc159,301$13.0M0.26%00.0%Unchanged
Amalgamated Bank159,971$13.1M0.11%+1,780+1.1%Added
First Republic Investment Management, Inc.161,708$13.2M0.03%−5,046−3.0%Reduced
Arizona State Retirement System162,486$13.3M0.12%+412+0.3%Added
ProShare Advisors LLC162,732$13.3M0.04%+41,224+33.9%Added
Epoch Investment Partners, Inc.165,346$13.5M0.08%+39,678+31.6%Added
Calamos Advisors LLC167,189$13.7M0.07%−20,902−11.1%Reduced
Mirae Asset Global Investments Co., Ltd.169,304$13.8M0.03%−15,060−8.2%Reduced
MetLife Investment Management170,877$14.0M0.10%−363−0.2%Reduced
Noesis Capital Mangement Corp172,573$14.1M3.57%+3,868+2.3%Added
Congress Asset Management Co175,463$14.3M0.13%−224−0.1%Reduced
Retirement Systems of Alabama175,747$14.4M0.06%−14,899−7.8%Reduced
Taurus Asset Management, LLC177,131$14.5M1.77%−3,762−2.1%Reduced
Stephens Inc180,584$14.8M0.28%+6,851+3.9%Added
Fiduciary Trust Co182,379$14.9M0.28%−6,877−3.6%Reduced
First Foundation Advisors184,097$15.0M0.69%+2,297+1.3%Added
Brown Advisory Inc188,755$15.4M0.03%−5,069−2.6%Reduced
McDaniel Terry & Co189,424$15.5M1.69%+566+0.3%Added
Tredje AP-fonden189,807$15.5M0.24%−55,021−22.5%Reduced
Teacher Retirement System of Texas192,065$15.7M0.11%−9,027−4.5%Reduced
Jacobson & Schmitt Advisors, LLC192,300$15.7M4.51%−1,563−0.8%Reduced
Umb Bank N A196,804$16.1M0.26%+7,947+4.2%Added
American International Group, Inc.199,276$16.3M0.11%+431+0.2%Added
DuPont Capital Management Corp200,520$16.4M0.78%+18,572+10.2%Added
Advisor Group Holdings, Inc.204,414$16.7M0.03%+6,663+3.4%Added
Roffman Miller Associates Inc204,633$16.7M1.33%+10,154+5.2%Added
Marsico Capital Management LLC206,949$16.9M0.79%00.0%Unchanged
Walleye Capital LLC210,188$17.2M0.35%+210,188New
Robeco Institutional Asset Management B.V.210,515$17.2M0.05%+334+0.2%Added
Farmers & Merchants Investments Inc211,504$17.3M0.69%+2,257+1.1%Added
Royal London Asset Management Ltd215,709$17.6M0.07%+6,061+2.9%Added
Dudley & Shanley, Inc.222,900$18.2M3.49%+142,595+177.6%Added
South Street Advisors LLC226,191$18.5M3.79%+359+0.2%Added