What did William Von Mueffling buy in Q1 2025?

William Von Mueffling opened 1 new position (ALC) and added to 2 existing holdings in the Q1 2025 13F.

What did William Von Mueffling sell in Q1 2025?

William Von Mueffling exited 0 positions and trimmed 1.

What William Von Mueffling bought and sold in Q1 2025

In Q1 2025, William Von Mueffling (Cantillon Capital Management) opened 1 new position — including ALC (0.9%), added to 2, trimmed 1. The book stood at $15.44B across 37 positions, filed Feb 17, 2026.

1New2Added1Trimmed0Exited

Share𝕏 in

New positions (1)

ALCAlcon AG0.9% · $139M

Added to (2)

UBERUber Technologies Inc+31% shares · 2.5% · $387M
ADBEAdobe Inc+30% shares · 2.0% · $306M

Trimmed (1)

TCOMTrip.com Group Ltd-adr-25% shares · 1.5% · $227M

William Von Mueffling's other filings

Q1 2026 changes Q4 2025 changes Q3 2025 changes Q2 2025 changes Q4 2024 changes

William Von Mueffling's full portfolio →The whole cohort in Q1 2025 →

Changes vs the prior quarter's 13F, long US equity positions only (no shorts, options, or non-US listings). ADD/TRIM are share- count changes of ±20% or more. Sourced from SEC EDGAR. Not investment advice.