What did William Von Mueffling buy in Q1 2026?

William Von Mueffling opened 1 new position (SPOT) and added to 1 existing holding in the Q1 2026 13F.

What did William Von Mueffling sell in Q1 2026?

William Von Mueffling exited 0 positions and trimmed 4.

What William Von Mueffling bought and sold in Q1 2026

In Q1 2026, William Von Mueffling (Cantillon Capital Management) opened 1 new position — including SPOT (1.4%), added to 1, trimmed 4. The book stood at $15.05B across 38 positions, filed May 7, 2026.

1New1Added4Trimmed0Exited

Share𝕏 in

New positions (1)

SPOTSpotify Technology S A1.4% · $213M

Added to (1)

ORCLOracle Corp+49% shares · 1.3% · $189M

Trimmed (4)

AMATApplied Materials Inc-49% shares · 3.5% · $520M
FLUTFlutter Entmt Plc-39% shares · 0.9% · $140M
TMETencent Music Entertainm-adr-28% shares · 0.8% · $124M
FWONKLiberty Media Corp-formula-c-39% shares · 0.6% · $88M

William Von Mueffling's other filings

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

William Von Mueffling's full portfolio →The whole cohort in Q1 2026 →

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.