Overall Statistics
Total Trades
133
Average Win
0.93%
Average Loss
-0.63%
Compounding Annual Return
11.704%
Drawdown
13.400%
Expectancy
0.678
Net Profit
39.423%
Sharpe Ratio
0.926
Probabilistic Sharpe Ratio
41.282%
Loss Rate
32%
Win Rate
68%
Profit-Loss Ratio
1.48
Alpha
0.043
Beta
0.36
Annual Standard Deviation
0.091
Annual Variance
0.008
Information Ratio
-0.227
Tracking Error
0.135
Treynor Ratio
0.233
Total Fees
$298.23
Estimated Strategy Capacity
$69000000.00
Lowest Capacity Asset
BND TRO5ZARLX6JP
# Asset Allocation with Python using Equity Daily Resolution
class QCookBook(QCAlgorithm):

    def Initialize(self):
        self.SetStartDate(2018, 1, 1)
        self.SetEndDate(2021, 1, 1)
        self.SetCash(100000)
        self.spy = self.AddEquity("SPY", Resolution.Daily).Symbol
        self.bnd = self.AddEquity("BND", Resolution.Daily).Symbol
        
        length = self.GetParameter("sma_length")
        length = 30 if length is None else int(length)
        self.sma = self.SMA(self.spy, length, Resolution.Daily)
        
        # For comparison
        #self.sma = self.SMA(self.spy, 30, Resolution.Daily)
        
        self.rebalanceTime = datetime.min
        self.uptrend = True

    def OnData(self, data):
        if not self.sma.IsReady or self.spy not in data or self.bnd not in data:
            return
        
        # For comparison
    #    self.SetHoldings(self.spy, 1)
    #    return
        
        if data[self.spy].Price >= self.sma.Current.Value:
            # Either rebalance or rice has crossed above SMA
            if self.Time >= self.rebalanceTime or not self.uptrend:
                self.SetHoldings(self.spy, 0.8)
                self.SetHoldings(self.bnd, 0.2)
                self.uptrend = True
                self.rebalanceTime = self.Time + timedelta(30)
        # Either rebalance or price has crossed below SMA
        elif self.Time >= self.rebalanceTime or self.uptrend:
            self.SetHoldings(self.spy, 0.2)
            self.SetHoldings(self.bnd, 0.8)
            self.uptrend = False
            self.rebalanceTime = self.Time + timedelta(30)
        
        self.Plot("Benchmark", "SMA", self.sma.Current.Value)