The Donchian channel breakout strategy is a trend following strategy based on the Donchian channel. It uses the highest high and lowest low over specified periods to determine entry and stop loss points for long and short positions.
The entry rules are: go long when the price breaks above the highest high over a lookback period (e.g. 20 days), and go short when the price breaks below the lowest low over another lookback period (e.g. 10 days).
The EXIT rules are: Long positions are stopped out at the middle or lower band of the channel; short positions are stopped out at the middle or upper band. The middle band is the average of the highest high and lowest low over a specified period (e.g. 10 days).
For example, trading BTCUSDT with the following parameters:
The entry and stop rules would be:
By dynamically adjusting the lookback periods, the strategy can be optimized across market cycles to capture trends with better reward/risk.
The Donchian channel breakout uses breakouts to identify trends, with channel midpoints/bands as stops to control risk. Optimizing lookback periods can improve trend capture in strong moves. However, caution is needed on breakout validity and shakeouts. Overall this strategy suits mid- to long-term trend trading, but may struggle in choppy markets.
/*backtest start: 2023-08-14 00:00:00 end: 2023-09-13 00:00:00 period: 2h basePeriod: 15m exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}] */ //@version=4 strategy("Donchian Channel Strategy", overlay=true, default_qty_type= strategy.percent_of_equity, initial_capital = 1000, default_qty_value = 20, commission_type=strategy.commission.percent, commission_value=0.036) //Long optopns buyPeriodEnter = input(10, "Channel Period for Long enter position") buyPeriodExit = input(10, "Channel Period for Long exit position") isMiddleBuy = input(true, "Is exit on Base Line? If 'no' - exit on bottom line") takeProfitBuy = input(2.5, "Take Profit (%) for Long position") isBuy = input(true, "Allow Long?") //Short Options sellPeriodEnter = input(20, "Channel Period for Short enter position") sellPeriodExit = input(20, "Channel Period for Short exit position") isMiddleSell = input(true, "Is exit on Base Line? If 'no' - exit on upper line") takeProfitSell = input(2.5, "Take Profit (%) for Short position") isSell = input(true, "Allow Short?") // Test Start startYear = input(2005, "Test Start Year") startMonth = input(1, "Test Start Month") startDay = input(1, "Test Start Day") startTest = timestamp(startYear,startMonth,startDay,0,0) //Test End endYear = input(2050, "Test End Year") endMonth = input(12, "Test End Month") endDay = input(30, "Test End Day") endTest = timestamp(endYear,endMonth,endDay,23,59) timeRange = time > startTest and time < endTest ? true : false // Long&Short Levels BuyEnter = highest(buyPeriodEnter) BuyExit = isMiddleBuy ? ((highest(buyPeriodExit) + lowest(buyPeriodExit)) / 2): lowest(buyPeriodExit) SellEnter = lowest(sellPeriodEnter) SellExit = isMiddleSell ? ((highest(sellPeriodExit) + lowest(sellPeriodExit)) / 2): highest(sellPeriodExit) // Plot Data plot(BuyEnter, style=plot.style_line, linewidth=2, color=color.blue, title="Buy Enter") plot(BuyExit, style=plot.style_line, linewidth=1, color=color.blue, title="Buy Exit", transp=50) plot(SellEnter, style=plot.style_line, linewidth=2, color=color.red, title="Sell Enter") plot(SellExit, style=plot.style_line, linewidth=1, color=color.red, title="Sell Exit", transp=50) // Calc Take Profits TakeProfitBuy = 0.0 TakeProfitSell = 0.0 if strategy.position_size > 0 TakeProfitBuy := strategy.position_avg_price*(1 + takeProfitBuy/100) if strategy.position_size < 0 TakeProfitSell := strategy.position_avg_price*(1 - takeProfitSell/100) // Long Position if isBuy and timeRange strategy.entry("Long", strategy.long, stop = BuyEnter, when = strategy.position_size == 0) strategy.exit("Long Exit", "Long", stop=BuyExit, limit = TakeProfitBuy, when = strategy.position_size > 0) // Short Position if isSell and timeRange strategy.entry("Short", strategy.short, stop = SellEnter, when = strategy.position_size == 0) strategy.exit("Short Exit", "Short", stop=SellExit, limit = TakeProfitSell, when = strategy.position_size < 0) // Close & Cancel when over End of the Test if time > endTest strategy.close_all() strategy.cancel_all()