# Multiple Days Up / Down This strategy was taken from chapter 6 of [*High Probability ETF Trading*](https://moshferatu.dev/moshferatu/high-probability-etf-trading) (2009) by Larry Connors. ## Rules **Multiple Days Down** (Long) 1. The ETF (e.g., SPY) is above its 200-day moving average. 2. The close is below its 5-day moving average on entry day. 3. The close must have been lower than the day before for 4 out of the previous 5 days. 4. If the above conditions are met, enter a long trade. 5. **(Optional Aggressive Version)** Enter a second long if price closes below the initial entry price at any point during the trade. 6. Exit the trade when the close is above the 5-day moving average. **Multiple Days Up** (Short) 1. The ETF (e.g., SPY) is below its 200-day moving average. 2. The close is above its 5-day moving average on entry day. 3. The close must have been higher than the day before for 4 out of the previous 5 days. 4. If the above conditions are met, enter a short trade. 5. **(Optional Aggressive Version)** Enter a second short if price closes above the initial entry price at any point during the trade. 6. Exit the trade when the close is below the 5-day moving average. ## Parameters **Long-Term Trend Period**: The period of the long-term trend as measured using a simple moving average. (Default: 200) **Short-Term Trend Period**: The period of the short-term trend as measured using a simple moving average. (Default: 5) **Minimum Days Up / Down**: The minimum number of days that the close must be higher / lower to trade. (Default: 4) **Days to Consider**: The total number of days to consider when looking for higher / lower closes. (Default: 5) **Enable Long Trades**: Whether to enable taking long trades. (Default: true) **Enable Short Trades**: Whether to enable taking short trades. (Default: true) **Enable Aggressive Entries**: Whether to enable taking aggressive second entries when conditions are met. (Default: true) ## Backtest Results ### SPY ![SPY Analysis](https://static.moshington.com/images/strategies/multiple-days-up-down/spy-analysis.png) ![SPY Summary](https://static.moshington.com/images/strategies/multiple-days-up-down/spy-summary.png) ### QQQ ![QQQ Analysis](https://static.moshington.com/images/strategies/multiple-days-up-down/qqq-analysis.png) ![QQQ Summary](https://static.moshington.com/images/strategies/multiple-days-up-down/qqq-summary.png) ---