Cantillon Capital Management 13F, Q1 2026
William Von Mueffling · quarter ending 31 March 2026 · filed 7 May 2026 · SEC CIK 1279936
Common stock only: shares the fund reported owning at the quarter end, valued as filed.
Largest positions, Q1 2026
The 25 largest of 38 positions. Weights are against the whole filed book. Changes are in shares held, against the Q4 2025 filing.
| Company | Ticker | Value | % of book | vs Q4 2025 |
|---|---|---|---|---|
| BROADCOM INC | AVGO | $1.26B | 8.3% | -12% shares |
| ALPHABET INC | GOOGL | $1.07B | 7.1% | -12% shares |
| TAIWAN SEMICONDUCTOR MANUFAC | TSM | $842.70M | 5.6% | -12% shares |
| INTERACTIVE BROKERS GROUP IN | IBKR | $754.26M | 5.0% | -12% shares |
| S&P GLOBAL INC | SPGI | $658.13M | 4.4% | -12% shares |
| ANALOG DEVICES INC | ADI | $608.12M | 4.0% | -12% shares |
| CBRE GROUP INC | CBRE | $532.63M | 3.5% | -12% shares |
| APPLIED MATLS INC | AMAT | $520.15M | 3.5% | -49% shares |
| VISA INC | V | $519.30M | 3.5% | -12% shares |
| INTERCONTINENTAL EXCHANGE IN | ICE | $462.71M | 3.1% | -12% shares |
| BLACKROCK INC | BLK | $435.93M | 2.9% | -12% shares |
| MICROSOFT CORP | MSFT | $411.73M | 2.7% | -12% shares |
| CME GROUP INC | CME | $409.46M | 2.7% | -12% shares |
| FERGUSON ENTERPRISES INC | FERG | $408.04M | 2.7% | -12% shares |
| FASTENAL CO | FAST | $378.93M | 2.5% | -12% shares |
| THERMO FISHER SCIENTIFIC INC | TMO | $378.33M | 2.5% | -12% shares |
| LIVE NATION ENTERTAINMENT IN | LYV | $375.95M | 2.5% | -12% shares |
| UBER TECHNOLOGIES INC | UBER | $373.59M | 2.5% | unchanged |
| AON PLC | $353.63M | 2.4% | -12% shares | |
| CANADIAN PACIFIC KANSAS CITY | CP | $341.73M | 2.3% | +3% shares |
| EQUIFAX INC | EFX | $322.57M | 2.1% | +4% shares |
| AGILENT TECHNOLOGIES INC | A | $312.97M | 2.1% | -12% shares |
| IQVIA HLDGS INC | IQV | $291.78M | 1.9% | -12% shares |
| YUM BRANDS INC | YUM | $281.70M | 1.9% | -12% shares |
| TRADEWEB MKTS INC | TW | $278.51M | 1.9% | -12% shares |
What changed since Q4 2025
Against the Q4 2025 filing, Cantillon Capital Management opened 1 new position, added to 3, trimmed 32, left 2 unchanged and exited 0. Every position is compared, matched on its CUSIP; a change of 2% or less in shares counts as unchanged.
Other quarters
Source: SEC Form 13F-HR, accession 0001279936-26-000004, filed by CANTILLON CAPITAL MANAGEMENT LLC. Values are as filed and cover US-listed positions only; a 13F does not show short positions or holdings outside the US. A 13F may be filed up to 45 days after the quarter ends, so the fund may have traded since. Educational information, not financial advice.