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William von Mueffling · quarter digest

What William von Mueffling did in Q4 2025

Cantillon Capital Management filed 9 moves in Q4 2025: 1 new, 5 add, 1 trim, 2 exit.

13F filed 2026-02-14. Manager quality score: q8. Philosophy: High-quality businesses at reasonable valuations. Global long.

New positions · 1

Fresh money

LPLALPL FINL HLDGS INC
NEW·0.7% book·−10
Adds · 5

Adding to conviction

ADD +10%·6.4% book·+16

Adding to Moody's.

ADD +15%·5.8% book·−2

Building ICE.

ADBEADOBE INC
ADD +16%·2.3% book·−4
TWTRADEWEB MKTS INC
ADD +39%·1.6% book·−6
LSXMALIBERTY MEDIA CORP DEL
ADD +46%·1.0% book·−16
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Trims · 1

Taking chips off

TRIM -6%·7.8% book·−8

Small Microsoft trim.

Exits · 2

Closed positions

ZTSZOETIS INC
EXIT·0.0% book·+1
EBAYECOLAB INC
EXIT·0.0% book·−10
Current top holdings

William von Mueffling’s book, latest snapshot

#TickerWeight
1MSFT
Microsoft
7.8%
2MCO
Moody's
6.4%
3V
Visa
6.1%
4ICE
Intercontinental Exchange
5.8%
5SPGI
S&P Global
5.5%
6CSU.TO
Constellation Software
4.9%
Other quarters for William von Mueffling

Not investment advice. Data from 13F filings with HoldLens parsing. Methodology.