folio

178 months, December 2008 to September 2023

Track record

Every forecast was made using only what was known on the day, by a model fitted only on earlier months. Nothing here is edited afterwards.

2008 2023 Model -24% Momentum -8% 0
Running total of each month's return of the three highest-ranked sectors minus the three lowest-ranked, before costs. A ranking with no skill wanders around zero.

Scores

ForecastRank correlationIntervalMonths positiveFirst halfSecond halfTop 3 minus bottom 3, a month
Model-0.002-0.067 to +0.06350%-0.068+0.064-0.14%
Momentum+0.011-0.048 to +0.07751%+0.013+0.010-0.04%
Each sector's own average-0.055-0.106 to +0.00239%-0.065-0.045-0.37%

Intervals are 97.5% bootstrap intervals over months. The model counts as working only if its interval excludes zero and its rank correlation is above momentum's.

The last two years scored

Month endRanked highestRanked lowestHighest minus lowest, next monthRank correlation
2023-09-29Communication services, Consumer discretionary, FinancialsReal estate, Energy, Utilities-0.65%+0.03
2023-08-31Financials, Communication services, Consumer discretionaryHealth care, Real estate, Energy-1.26%+0.01
2023-07-31Consumer discretionary, Industrials, TechnologyReal estate, Materials, Energy-0.17%-0.02
2023-06-30Technology, Health care, Consumer staplesReal estate, Materials, Energy-2.25%-0.45
2023-05-31Energy, Real estate, IndustrialsCommunication services, Health care, Technology+2.90%+0.51
2023-04-28Communication services, Consumer discretionary, IndustrialsReal estate, Utilities, Energy+7.91%+0.74
2023-03-31Financials, Energy, Health careConsumer discretionary, Real estate, Technology+3.12%+0.44
2023-02-28Communication services, Energy, MaterialsUtilities, Health care, Industrials-0.02%-0.02
2023-01-31Energy, Utilities, Health careReal estate, Consumer discretionary, Communication services-2.21%-0.45
2022-12-30Technology, Financials, MaterialsCommunication services, Industrials, Health care+2.83%+0.17
2022-11-30Utilities, Energy, FinancialsHealth care, Industrials, Communication services+0.90%+0.11
2022-10-31Utilities, Financials, Consumer staplesHealth care, Communication services, Energy+2.36%+0.27
2022-09-30Energy, Utilities, Consumer staplesReal estate, Health care, Communication services+7.88%+0.31
2022-08-31Consumer staples, Technology, FinancialsReal estate, Materials, Communication services+2.16%+0.43
2022-07-29Consumer staples, Utilities, Health careMaterials, Communication services, Consumer discretionary+1.47%+0.19
2022-06-30Energy, Consumer discretionary, UtilitiesMaterials, Real estate, Health care+5.21%+0.31
2022-05-31Consumer staples, Utilities, TechnologyHealth care, Materials, Communication services+3.19%+0.38
2022-04-29Communication services, Utilities, Consumer discretionaryHealth care, Materials, Energy-5.87%-0.02
2022-03-31Communication services, Consumer staples, UtilitiesMaterials, Real estate, Energy-2.45%-0.41
2022-02-28Communication services, Utilities, Consumer discretionaryMaterials, Health care, Energy-1.90%-0.28
2022-01-31Consumer discretionary, Industrials, Communication servicesReal estate, Consumer staples, Energy-4.40%-0.14
2021-12-31Energy, Communication services, Consumer discretionaryHealth care, Consumer staples, Real estate+7.13%+0.30
2021-11-30Energy, Industrials, Consumer discretionaryConsumer staples, Real estate, Technology-5.14%-0.54
2021-10-29Communication services, Industrials, EnergyMaterials, Real estate, Utilities-3.85%-0.43

36 later months (October 2023 onwards) have forecasts on file but are held back from scoring until the model is frozen.