William Von Mueffling - Cantillon Capital Management Investment Strategy & Portfolio Analysis

How Cantillon Capital Management allocates capital, manages risk, and constructs its portfolio — based on SEC 13F filings.

As of Jun 30, 2026, William Von Mueffling's Cantillon Capital Management portfolio reflects a growth-oriented investor approach across 27 reported 13F positions. Portfolio returns are led by Broadcom (~11% of total exposure), with the top five holdings representing approximately 40% of reported value. The portfolio maintains structural breadth across 27 positions, with economic weighting tilted toward large-cap technology and growth-oriented names. Exposure to high-growth and technology-oriented segments is elevated relative to peers, with performance anchored in growth-oriented names across technology, financials, and communication services. The portfolio exhibits low turnover, consistent with a buy-and-hold posture held through multiple reporting cycles. Distinctive traits include Long-Term Holder, Structurally Diversified, Sector-Tilted.

Investment Style

Value, growth, quality, and behavioral classification from latest 13F holdings.

Growth

Primary type: Growth-Oriented Investor

Traits: Long-Term Holder, Structurally Diversified, Sector-Tilted, Technology-Tilted

Turnover profile

Moderate

Holding horizon

Long-Term

Portfolio Construction

Concentration and position sizing in the latest filing.

Portfolio construction is moderately concentrated: top three names represent 28.0% of assets, top five 40.3%, and the largest single position is 10.6%.

Top 3 weight

28.0%

Top 5 weight

40.3%

Top 10 weight

61.7%

Largest position

10.6%

Top holdings: Broadcom Inc., Alphabet Inc., Taiwan Semiconductor Manufactur, Interactive Brokers Group, Inc., Applied Materials, Inc. — view full holdings

Sector Preferences

Where capital is allocated by sector.

Capital is tilted toward Technology and Financial Services, with 8 sectors represented in the latest filing.

Leading sectors: Technology, Financial Services, Communication Services

View full sector allocation

Risk Framework

Concentration, diversification, and turnover tolerance.

This investor accepts moderate single-name risk (largest position 10.6%, top ten 61.7%) and moderate economic diversification (HHI 0.02). Turnover tolerance maps to a moderate profile.

Largest position

10.6%

Top 10 weight

61.7%

Max sector

42.7%

Diversification

Moderate

Strategy Evolution

How the strategy changed between the two most recent filing periods.

Mar 31, 2026 → Jun 30, 2026

  • Position count decreased from 38 to 27 (-11 names).
  • Top-five concentration rose from 30.4% to 40.3%.
  • Quarter-over-quarter portfolio weight turnover: 18.4%.

For trade-level changes, see the Activity page. View activity.

Similar Investors

Peer group with comparable portfolio behavior.

Similar-investor comparisons are coming soon.