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Performance Comparison
Comparison Box

Portfolio Performance Comparison
Name YTD Return 1Yr AR 3Yr AR 5Yr AR 10Yr AR 15Yr AR 20Yr AR Inception
COBYX (THE COOK & BYNUM FUND THE COOK & BYNUM FUND) 11.50% -2.42% 11.36% 8.95% 3.54% 5.28% NA 5.94%
Data as of 08/01/2025, AR inception is 07/08/2009
More Performance Analytics Comparison
Name Start Date End Date
COBYX (THE COOK & BYNUM FUND THE COOK & BYNUM FUND) 07/08/2009 08/01/2025
Last 1 Week 1 Yr 3 Yr 5 Yr 10 Yr 15 Yr 20 Yr Inception YTD 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009
Annualized Return (%) -3.46 -2.42 11.36 8.95 3.54 5.28 NA 5.94 11.50 -9.03 16.74 9.28 9.05 -10.98 9.40 -13.41 15.13 3.19 -3.47 6.03 11.30 13.49 8.48 11.76 13.61
Sharpe Ratio NA -0.30 0.52 0.44 0.15 NA NA 0.41 1.10 -0.93 1.00 0.46 0.68 -0.47 0.79 -1.78 2.75 0.41 -0.42 0.99 1.65 1.82 0.60 1.22 3.44
Standard Deviation(%) NA 18.58 15.31 15.42 13.87 NA NA 12.27 15.96 16.85 12.55 17.25 13.31 23.83 10.13 8.30 5.29 7.27 8.40 6.07 6.82 7.45 14.06 9.58 8.66
Draw Down(%) NA 13.25 15.09 17.10 34.19 NA NA 34.19 7.90 14.69 11.73 17.10 11.34 28.34 7.57 17.88 1.69 4.15 10.42 3.87 5.67 5.59 8.40 10.29 4.20
Yield(%) 0.00 1.26 1.48 1.54 2.44 3.47 3.03 3.79 0.00 1.31 1.16 1.25 2.34 0.28 0.75 9.64 2.13 5.03 0.00 3.90 2.55 4.07 5.71 1.69 0.00
Data as of 08/01/2025, AR inception is 07/08/2009
Performance Comparison Chart
Annualized Rolling Returns Comparison (Minimum)
Ticker/Portfolio Name 3 Year 5 Year 10 Year 15 Year
COBYX (THE COOK & BYNUM FUND THE COOK & BYNUM FUND) -9.37%
Oct 2017 - Oct 2020
-3.26%
Mar 2015 - Mar 2020
0.93%
Sep 2012 - Sep 2022
4.69%
Dec 2009 - Dec 2024
Annualized Rolling Returns Comparison (Maximum)
Ticker/Portfolio Name 3 Year 5 Year 10 Year 15 Year
COBYX (THE COOK & BYNUM FUND THE COOK & BYNUM FUND) 15.74%
Aug 2009 - Aug 2012
12.54%
Aug 2009 - Aug 2014
6.90%
Aug 2009 - Aug 2019
6.23%
Aug 2009 - Aug 2024
Annualized Rolling Returns Comparison Chart