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EMA Enhanced SuperTrend Strategy

Author: ChaoZhang, Date: 2023-10-07 10:07:15
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Overview

This strategy judges the price trend direction by comparing the ATR and price, combined with moving average assistant judgment. Compared with other trend judgment methods, it can capture price trend changes faster with small drawdowns.

Strategy Principle

The main steps of this strategy to determine the price trend are:

  1. Calculate the ATR of recent N days, using Wilder’s ATR calculation method, which can better reflect current market volatility.

  2. Calculate the upper and lower bands based on ATR and atk coefficient. Upper band = price - (atk x ATR); Lower band = price + (atk x ATR). atk is usually set between 2-3.

  3. Compare the price with the upper and lower bands to determine the trend direction. Price breakout of upper band is bullish signal; price breakout of lower band is bearish signal.

  4. Take long or short when trading signal occurs. Moving average is used here to determine the signal quality.

  5. Add stop loss strategy to control risks.

  6. Use color marking for strategy status to assist judgment.

This strategy makes full use of the advantages of ATR to quickly capture price trend changes and achieve low drawdown operations. It is a very practical trend following strategy.

Advantages

The advantages of this strategy include:

  1. Fast response to price changes. ATR can respond quickly to the latest market and help capture trend changes timely.

  2. Small drawdowns. The buffer zone between upper and lower bands can reduce the probability of stop loss breakout and lower drawdowns.

  3. Clear trading signals. Range breakouts are high quality signals for long and short directions.

  4. High customizability. ATR period and multiplier are adjustable to adapt to different market environments.

  5. Strong visualization. Graphic tools display the strategy status intuitively.

  6. Easy to optimize. Modules like moving stop loss, filter can be added for further optimization.

In general, this strategy has outstanding advantages like small drawdown, making it very suitable for trend following strategies.

Risks

There are also some risks:

  1. Trend determination error risk. Wrong signals may occur during price consolidation.

  2. Exit point selection risk. Stop loss point needs to be set reasonably to avoid premature exit.

  3. Parameter optimization risk. ATR period and multiplier need repetitive testing and optimization, improper settings will affect performance.

  4. High trading frequency risk. Trading frequency may be too high during extreme market volatility.

  5. Mediocre performance risk. Performance may be unsatisfactory in some markets without obvious trends.

  6. Adjustment for live trading risk. Adjustments need to be made for slippage, commission in live trading.

  7. Systematic risk. Overall system risk control should be considered, instead of just relying on this strategy.

The risks can be controlled by:

  1. Optimizing ATR parameters to improve accuracy.

  2. Using multi-timeframe analysis to determine trends.

  3. Adopting moving stop loss to lock in profits and reduce drawdowns.

  4. Adding filters to control trading frequency.

  5. Adjusting parameters for different markets.

  6. Testing different products to find the best application scenario.

  7. Comprehensively considering all trading risks in live trading.

Optimization Directions

The strategy can be optimized in the following aspects:

  1. Adding filters like moving averages to reduce incorrect signals. MACD, KDJ can be used for auxiliary judgement.

  2. Optimizing ATR parameters by testing different periods to find optimal values.

  3. Optimizing multiplier parameter to determine the sensitivity of signal generation.

  4. Adding dynamic stop loss strategies based on ATR or volatility. This can further reduce drawdowns.

  5. Using higher timeframe indicators for analysis to filter sporadic false signals.

  6. Adopting machine learning models like RNN to improve signal judgement.

  7. Adjusting parameters based on product characteristics. For example, using shorter ATR period for volatile stocks.

  8. Optimizing entry points by using breakout pullback approaches to find better entries.

  9. Combining volume indicators to judge signal strength.

  10. Adding take profit strategies based on trend momentum indicators.

Conclusion

In general, this supertrend strategy is very practical with advantages like fast response and small drawdown. It’s a typical trend following system. But risks like judgement errors and parameter optimization should be watched out for in live trading, and comprehensive risk management should be implemented. Further optimization can make the strategy more robust and profitable in more markets.


/*backtest
start: 2023-09-06 00:00:00
end: 2023-10-06 00:00:00
period: 6h
basePeriod: 15m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © KivancOzbilgic


//@version=4
strategy("SuperTrend STRATEGY", overlay=true)
Periods = input(title="ATR Period", type=input.integer, defval=10)
src = input(hl2, title="Source")
Multiplier = input(title="ATR Multiplier", type=input.float, step=0.1, defval=3.0)
changeATR= input(title="Change ATR Calculation Method ?", type=input.bool, defval=true)
showsignals = input(title="Show Buy/Sell Signals ?", type=input.bool, defval=false)
highlighting = input(title="Highlighter On/Off ?", type=input.bool, defval=true)
barcoloring = input(title="Bar Coloring On/Off ?", type=input.bool, defval=true)
atr2 = sma(tr, Periods)
atr= changeATR ? atr(Periods) : atr2
up=src-(Multiplier*atr)
up1 = nz(up[1],up)
up := close[1] > up1 ? max(up,up1) : up
dn=src+(Multiplier*atr)
dn1 = nz(dn[1], dn)
dn := close[1] < dn1 ? min(dn, dn1) : dn
trend = 1
trend := nz(trend[1], trend)
trend := trend == -1 and close > dn1 ? 1 : trend == 1 and close < up1 ? -1 : trend
upPlot = plot(trend == 1 ? up : na, title="Up Trend", style=plot.style_linebr, linewidth=2, color=color.green)
buySignal = trend == 1 and trend[1] == -1
plotshape(buySignal ? up : na, title="UpTrend Begins", location=location.absolute, style=shape.circle, size=size.tiny, color=color.green, transp=0)
plotshape(buySignal and showsignals ? up : na, title="Buy", text="Buy", location=location.absolute, style=shape.labelup, size=size.tiny, color=color.green, textcolor=color.white, transp=0)
dnPlot = plot(trend == 1 ? na : dn, title="Down Trend", style=plot.style_linebr, linewidth=2, color=color.red)
sellSignal = trend == -1 and trend[1] == 1
plotshape(sellSignal ? dn : na, title="DownTrend Begins", location=location.absolute, style=shape.circle, size=size.tiny, color=color.red, transp=0)
plotshape(sellSignal and showsignals ? dn : na, title="Sell", text="Sell", location=location.absolute, style=shape.labeldown, size=size.tiny, color=color.red, textcolor=color.white, transp=0)
mPlot = plot(ohlc4, title="", style=plot.style_circles, linewidth=0)
longFillColor = highlighting ? (trend == 1 ? color.green : color.white) : color.white
shortFillColor = highlighting ? (trend == -1 ? color.red : color.white) : color.white
fill(mPlot, upPlot, title="UpTrend Highligter", color=longFillColor)
fill(mPlot, dnPlot, title="DownTrend Highligter", color=shortFillColor)
FromMonth = input(defval = 9, title = "From Month", minval = 1, maxval = 12)
FromDay   = input(defval = 1, title = "From Day", minval = 1, maxval = 31)
FromYear  = input(defval = 2018, title = "From Year", minval = 999)
ToMonth   = input(defval = 1, title = "To Month", minval = 1, maxval = 12)
ToDay     = input(defval = 1, title = "To Day", minval = 1, maxval = 31)
ToYear    = input(defval = 9999, title = "To Year", minval = 999)
start     = timestamp(FromYear, FromMonth, FromDay, 00, 00)  
finish    = timestamp(ToYear, ToMonth, ToDay, 23, 59)       
window()  => true
longCondition = buySignal
if (longCondition)
    strategy.entry("BUY", strategy.long, when = window())
shortCondition = sellSignal
if (shortCondition)
    strategy.entry("SELL", strategy.short, when = window())
buy1= barssince(buySignal)
sell1 = barssince(sellSignal)
color1 = buy1[1] < sell1[1] ? color.green : buy1[1] > sell1[1] ? color.red : na
barcolor(barcoloring ? color1 : na)

//@version=3
//study(title="3 Moving Average Exponential", shorttitle="3 EMA", overlay=true)
//len1 = input(17, minval=1, title="Fast")
//len2 = input(72, minval=1, title="Medium")
len3 = input(305, minval=1, title="Slow")
//src1 = input(close, title="Source Fast")
//src2 = input(close, title="Source Medium")
src3 = input(close, title="Source Slow")
//out1 = ema(src1, len1)
//out2 = ema(src2, len2)
out3 = ema(src3, len3)
//plot(out1, title="EMA1", color=fuchsia)
//plot(out2, title="EMA2", color=orange)
plot(out3, title="EMA3", color=color.blue)

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