William Von Mueffling - Cantillon Capital Management
As of Q1 2026, this manager reported 38 long-equity positions worth $15.05B in aggregate.
As of Q1 2026, William Von Mueffling's Cantillon Capital Management held 38 long-equity positions with a reported value of $15.05B.
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Reported portfolio value
This chart traces the total value of the manager’s reported 13F equity holdings quarter by quarter, so you can see how their book has grown or shrunk over time.
Latest: $15.05B
Peak: $18.49B (Q4 2025)
Positions: 38
Quarterly rows
This table lists every reported quarter for the manager, showing the total reported value and the number of positions in each one, so you can track the full filing history at a glance.
| Period | Filed | Holdings | Total value | Delta value |
|---|---|---|---|---|
| Q1 2026 | 2026-03-31 | 38 | $15.05B | -$3.44B(-18.6%) |
| Q4 2025 | 2025-12-31 | 37 | $18.49B | +$331.19M(+1.8%) |
| Q3 2025 | 2025-09-30 | 38 | $18.16B | +$864.78M(+5.0%) |
| Q2 2025 | 2025-06-30 | 38 | $17.3B | +$1.86B(+12.0%) |
| Q1 2025 | 2025-03-31 | 37 | $15.44B | -$1.1B(-6.7%) |
| Q4 2024 | 2024-12-31 | 36 | $16.55B | +$193.98M(+1.2%) |
| Q3 2024 | 2024-09-30 | 38 | $16.35B | +$1.4B(+9.3%) |
| Q2 2024 | 2024-06-30 | 39 | $14.96B | -$943.88M(-5.9%) |
| Q1 2024 | 2024-03-31 | 37 | $15.9B | +$933.15M(+6.2%) |
| Q4 2023 | 2023-12-31 | 37 | $14.97B | +$1.49B(+11.0%) |
| Q3 2023 | 2023-09-30 | 39 | $13.48B | -$824.18M(-5.8%) |
| Q2 2023 | 2023-06-30 | 38 | $14.31B | +$2.03B(+16.5%) |
| Q1 2023 | 2023-03-31 | 37 | $12.28B | +$471.98M(+4.0%) |
| Q4 2022 | 2022-12-31 | 39 | $11.81B | +$766.25M(+6.9%) |
| Q3 2022 | 2022-09-30 | 39 | $11.04B | -$939.07M(-7.8%) |
| Q2 2022 | 2022-06-30 | 39 | $11.98B | -$2.03B(-14.5%) |
| Q1 2022 | 2022-03-31 | 37 | $14.01B | -$1.13B(-7.5%) |
| Q4 2021 | 2021-12-31 | 38 | $15.14B | +$473.18M(+3.2%) |
| Q3 2021 | 2021-09-30 | 37 | $14.67B | -$181.83M(-1.2%) |
| Q2 2021 | 2021-06-30 | 38 | $14.85B | +$1.11B(+8.1%) |
| Q1 2021 | 2021-03-31 | 39 | $13.74B | +$400.49M(+3.0%) |
| Q4 2020 | 2020-12-31 | 36 | $13.34B | +$1.38B(+11.5%) |
| Q3 2020 | 2020-09-30 | 36 | $11.96B | +$448.77M(+3.9%) |
| Q2 2020 | 2020-06-30 | 36 | $11.51B | +$2.47B(+27.3%) |
| Q1 2020 | 2020-03-31 | 36 | $9.04B | -$1.71B(-15.9%) |
| Q4 2019 | 2019-12-31 | 34 | $10.75B | +$466.62M(+4.5%) |
| Q3 2019 | 2019-09-30 | 33 | $10.29B | +$389.77M(+3.9%) |
| Q2 2019 | 2019-06-30 | 32 | $9.9B | +$488.74M(+5.2%) |
| Q1 2019 | 2019-03-31 | 32 | $9.41B | +$1.12B(+13.6%) |
| Q4 2018 | 2018-12-31 | 34 | $8.29B | -$606.06M(-6.8%) |
| Q3 2018 | 2018-09-30 | 34 | $8.89B | -$396.74M(-4.3%) |
| Q2 2018 | 2018-06-30 | 34 | $9.29B | +$490.86M(+5.6%) |
| Q1 2018 | 2018-03-31 | 32 | $8.8B | +$354.45M(+4.2%) |
| Q4 2017 | 2017-12-31 | 31 | $8.44B | -$152.74M(-1.8%) |
| Q3 2017 | 2017-09-30 | 31 | $8.6B | +$586.65M(+7.3%) |
| Q2 2017 | 2017-06-30 | 30 | $8.01B | +$187.22M(+2.4%) |
| Q1 2017 | 2017-03-31 | 30 | $7.82B | +$679.82M(+9.5%) |
| Q4 2016 | 2016-12-31 | 29 | $7.14B | +$63.39M(+0.9%) |
| Q3 2016 | 2016-09-30 | 29 | $7.08B | +$1.14B(+19.2%) |
| Q2 2016 | 2016-06-30 | 26 | $5.94B | +$224.65M(+3.9%) |
| Q1 2016 | 2016-03-31 | 24 | $5.71B | +$396.13M(+7.4%) |
| Q4 2015 | 2015-12-31 | 22 | $5.32B | +$624.76M(+13.3%) |
| Q3 2015 | 2015-09-30 | 19 | $4.69B | -$314.97M(-6.3%) |
| Q2 2015 | 2015-06-30 | 20 | $5.01B | -$104.64M(-2.0%) |
| Q1 2015 | 2015-03-31 | 20 | $5.11B | +$260.16M(+5.4%) |
| Q4 2014 | 2014-12-31 | 20 | $4.85B | +$426.41M(+9.6%) |
| Q3 2014 | 2014-09-30 | 21 | $4.43B | +$112.94M(+2.6%) |
| Q2 2014 | 2014-06-30 | 20 | $4.31B | -$8.58M(-0.2%) |
| Q1 2014 | 2014-03-31 | 20 | $4.32B | +$103.29M(+2.4%) |
| Q4 2013 | 2013-12-31 | 19 | $4.22B | +$390.96M(+10.2%) |
| Q3 2013 | 2013-09-30 | 21 | $3.83B | +$553.22M(+16.9%) |
| Q2 2013 | 2013-06-30 | 20 | $3.27B | +$128.74M(+4.1%) |
| Q1 2013 | 2013-03-31 | 20 | $3.15B | +$499.1M(+18.9%) |
| Q4 2012 | 2012-12-31 | 20 | $2.65B | +$319.14M(+13.7%) |
| Q3 2012 | 2012-09-30 | 16 | $2.33B | +$151.63M(+7.0%) |
| Q2 2012 | 2012-06-30 | 17 | $2.18B | +$124.76M(+6.1%) |
| Q1 2012 | 2012-03-31 | 16 | $2.05B | +$160.66M(+8.5%) |
| Q4 2011 | 2011-12-31 | 16 | $1.89B | +$336.79M(+21.7%) |
| Q3 2011 | 2011-09-30 | 14 | $1.55B | -$36.75M(-2.3%) |
| Q2 2011 | 2011-06-30 | 12 | $1.59B | +$75.96M(+5.0%) |
| Q1 2011 | 2011-03-31 | 13 | $1.51B | +$148.09M(+10.8%) |
| Q4 2010 | 2010-12-31 | 15 | $1.37B | -$1.51M(-0.1%) |
| Q3 2010 | 2010-09-30 | 17 | $1.37B | +$374.88M(+37.8%) |
| Q2 2010 | 2010-06-30 | 17 | $992.46M | +$36.98M(+3.9%) |
| Q1 2010 | 2010-03-31 | 17 | $955.48M | +$484.42M(+102.8%) |
| Q4 2009 | 2009-12-31 | 17 | $471.06M | - |