William Von Mueffling - Cantillon Capital Management
As of Q2 2026, William Von Mueffling reported 27 long-equity positions worth $665.11M in aggregate.
Copy-investor backtest
- Latest quarter
- -1.15%
- 1-year
- +7.19%
- 3-year
- +60.66%
- 5-year
- +50.59%
- 3-year vs S&P 500
- -3.00%
- 5-year vs S&P 500
- -15.58%
- 5-year top 5
- +109.94%
Return from mechanically copying the disclosed 13F equity portfolio after each filing and rebalancing at the next. The vs S&P 500 figures subtract SPY over that manager's own rebalance dates, so both sides cover the same days; both are price return, excluding dividends. Method & limitations.
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Updated 2026-06-06 from SEC 13F data.
Live quotes available for 15 of 22 rows. Rows without a quote are marked unavailable.
| 1 | FIS | FIDELITY NATL INFORMATION SV | 11.07% | Reduce -0.5% | 8,312,112 | $565.72M | $68.06 | No quote |
| 2 | ADI | ANALOG DEVICES INC | 9.53% | Reduce -0.2% | 7,735,573 | $487.34M | $63.00 | No quote |
| 3 | BIDU | BAIDU INC | 9.32% | Reduce -0.3% | 2,286,527 | $476.51M | $208.40 | No quote |
| 4 | WSH | WILLIS GROUP HOLDINGS PUBLIC | 7.56% | Add +7.9% | 8,018,485 | $386.33M | No quote | No quote |
| 5 | ECL | ECOLAB INC | 7.51% | Add +10.4% | 3,358,897 | $384.19M | $114.38 | No quote |
| 6 | HOG | HARLEY DAVIDSON INC | 7.44% | Reduce -0.4% | 6,258,833 | $380.16M | $60.74 | No quote |
| 7 | GWW | GRAINGER W W INC | 6.32% | Reduce -0.3% | 1,369,628 | $322.97M | $235.81 | No quote |
| 8 | GOOGL | GOOGLE INC | 5.57% | Reduce -0.2% | 513,170 | $284.66M | $554.70 | No quote |
| 9 | SIRO | SIRONA DENTAL SYSTEMS INC | 4.35% | Reduce -0.3% | 2,473,290 | $222.57M | No quote | No quote |
| 10 | GOOG | GOOGLE INC | 4.31% | Reduce -0.6% | 402,126 | $220.37M | $548.00 | No quote |
| 11 | ST | SENSATA TECHNOLOGIES HLDG NV | 3.98% | Add +29.3% | 3,539,070 | $203.32M | $57.45 | No quote |
| 12 | ICE | INTERCONTINENTAL EXCHANGE IN | 3.85% | Add +48.5% | 844,040 | $196.89M | $233.27 | No quote |
| 13 | AXP | AMERICAN EXPRESS CO | 3.33% | New | 2,177,450 | $170.1M | $78.12 | No quote |
| 14 | ABEV | AMBEV SA | 3.29% | Reduce -0.5% | 29,238,578 | $168.42M | $5.76 | No quote |
| 15 | MSM | MSC INDL DIRECT INC | 3.29% | Reduce -0.4% | 2,329,044 | $168.16M | $72.20 | No quote |
| 16 | CME | CME GROUP INC | 2.78% | Reduce -0.3% | 1,498,300 | $141.9M | $94.71 | No quote |
| 17 | CACC | CREDIT ACCEP CORP MICH | 1.73% | Reduce -0.3% | 453,228 | $88.38M | $195.00 | No quote |
| 18 | MHP | MCGRAW HILL FINL INC | 1.67% | New | 827,799 | $85.6M | No quote | No quote |
| 19 | CMPR | CIMPRESS N V | 1.63% | Add +0.2% | 989,563 | $83.5M | No quote | No quote |
| 20 | BITA | BITAUTO HLDGS LTD | 1.47% | Add +62.0% | 1,479,009 | $75.25M | No quote | No quote |
| 22 | HRB | BLOCK H & R INC | - | Sold | 0 | $0 | No quote | No quote |
| 21 | ALTR | ALTERA CORP | - | Sold | 0 | $0 | No quote | No quote |