What William Von Mueffling Bought in Q1 2026

Cantillon Capital Management · Quarterly 13F recap as filed with the SEC.

Period: 2026-03-31 · Filed

$15.05B

Total Value

38

Holdings

1

New Buys

34

Reduced

In Q1 2026, William Von Mueffling reported 38 long equity positions worth $15.05B in their Cantillon Capital Management 13F filing, including 1 new positions (largest: SPOTIFY TECHNOLOGY S A at $213.0M) and 3 increased positions.

RankTickerCompanySharesValue% PortfolioChange
1AVGOBROADCOM INC4056002$1.26B8.34%-11.9%
2GOOGLALPHABET INC3715061$1.07B7.10%-11.9%
3TSMTAIWAN SEMICONDUCTOR MANUFAC2493551$842.7M5.60%-11.9%
4IBKRINTERACTIVE BROKERS GROUP IN11245881$754.3M5.01%-11.9%
5SPGIS&P GLOBAL INC1547303$658.1M4.37%-11.9%
6ADIANALOG DEVICES INC1911491$608.1M4.04%-11.9%
7CBRECBRE GROUP INC3931976$532.6M3.54%-11.9%
8AMATAPPLIED MATLS INC1521843$520.2M3.46%-48.8%
9VVISA INC1718158$519.3M3.45%-11.9%
10ICEIntercontinental Exchange2941954$462.7M3.07%-11.9%
11BLKBLACKROCK INC453282$435.9M2.90%-11.9%
12MSFTMICROSOFT CORP1112265$411.7M2.74%-11.9%
13CMECME GROUP INC1386346$409.5M2.72%-11.9%
14FERGFERGUSON ENTERPRISES INC1749302$408.0M2.71%-11.9%
15FASTFASTENAL CO8166664$378.9M2.52%-11.9%
16TMOTHERMO FISHER SCIENTIFIC INC769698$378.3M2.51%-11.9%
17LYVLIVE NATION ENTERTAINMENT IN2465059$375.9M2.50%-11.9%
18UBERUBER TECHNOLOGIES INC5193864$373.6M2.48%+1.0%
19AONAON PLC1095574$353.6M2.35%-11.9%
20CPCANADIAN PACIFIC KANSAS CITY4344435$341.7M2.27%+3.2%
21EFXEQUIFAX INC1791379$322.6M2.14%+3.9%
22AAGILENT TECHNOLOGIES INC2745829$313.0M2.08%-11.9%
23IQVIQVIA HLDGS INC1710896$291.8M1.94%-11.9%
24YUMYUM BRANDS INC1811796$281.7M1.87%-11.9%
25TWTRADEWEB MKTS INC2367041$278.5M1.85%-11.9%
26AMTAMERICAN TOWER CORP1612473$278.3M1.85%-11.9%
27ENTGENTEGRIS INC2166428$254.0M1.69%-11.9%
28SSNCSS&C TECH HLDGS3753093$253.6M1.68%-11.9%
29ADBEADOBE INC1019710$247.9M1.65%-11.9%
30TRPCFTRIP COM GROUP LTD4589621$228.5M1.52%-1.7%
31SPOTSPOTIFY TECHNOLOGY S A439353$213.0M1.42%NEW
32ALCALCON AG2507095$188.9M1.26%-11.9%
33ORCLORACLE CORP1283185$188.8M1.25%49.1%
34MCOMOODYS CORP392513$171.2M1.14%-11.9%
35FLUTFLUTTER ENTMT PLC1375776$140.3M0.93%-39.2%
36TMETENCENT MUSIC ENTMT GROUP13382595$124.2M0.83%-28.5%
37LPLALPL FINL HLDGS INC324927$97.7M0.65%-12.0%
38FWONKLIBERTY MEDIA CORP DEL1035685$88.1M0.59%-39.3%