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Strategy vault / Breakout

Dynamic Stop Loss Strategy Adaptive to ATR Fluctuations

This strategy combines the momentum indicator Stochastic K value and the volatility indicator ATR to dynamically adjust the stop loss line and entry line based on ATR values, realizing the idea of automatically…

Pine ScriptBreakoutMomentumTrend followingRSISMAATRStochastic
Author
ChaoZhang
Complexity
Starter · 57 lines
Parameters
3
Backtest bar
1h · intraday
Tested on
BTC/USDT · futures
Jump to codeView in vaultOriginal on FMZ

Overview

This strategy combines the momentum indicator Stochastic K value and the volatility indicator ATR to dynamically adjust the stop loss line and entry line based on ATR values, realizing the idea of automatically adjusting stop loss and entry lines according to market volatility.

Strategy Logic

  1. Calculate K value sma(stoch(close, high, low, len), smoothK) with length len, representing Stochastic K value.

  2. Calculate ATR value atr(len) with length len.

  3. Plot stop loss line plot(rsi(atr, len)+lowLine, ..., title = "low line") and entry line plot(rsi(atr, len)*-1+100-lowLine, ..., title = "up line") based on ATR value.

  4. Determine entry and exit signals when K value crosses over entry line crossover(k,up line) and stop loss line crossunder(k,low line).

  5. Plot background colors for buy and sell signals.

  6. Execute trades and set stop loss when above signals triggered.

Advantage Analysis

  1. The strategy dynamically adjusts stop loss and entry lines based on market volatility ATR, which automatically adapts stop loss risk according to market volatility.

  2. When market volatility is high, the distance between stop loss and entry lines increases to avoid being stopped out by fluctuations.

  3. When market volatility is low, the distance between stop loss and entry lines narrows to timely stop loss.

  4. Using momentum indicator K values to determine entries and exits. K values reflect price change speed and catch turning points.

  5. Combining momentum and volatility indicators can capture trends and automatically adjust risks based on fluctuations.

Risk Analysis

  1. K values may have false breakouts, causing unnecessary trading signals. Can smooth K lines by adjusting smoothK parameter.

  2. If ATR parameter len is too large, the distance between stop loss and entry lines becomes too big with high risk. Can test stability of different len parameters.

  3. Pure trailing stop loss cannot determine if stop loss position is appropriate and fails to control single stop loss risk. Can consider expected stop loss to control single stop loss risk.

  4. Frequent strategy signals lead to high trading costs. Can adjust entry line parameter lowLine to control trading frequency.

Optimization Directions

  1. Test and adjust smoothK parameter to find optimal smooth K value parameter combinations.

  2. Test different values of ATR parameter len to determine appropriate ATR parameters.

  3. Optimize entry line parameter lowLine to find optimal parameters to control trading frequency.

  4. Consider combining other indicators to filter entry signals and avoid false breakouts, such as trading volume indicators, KDJ indicators, etc.

  5. Consider optimizing stop loss methods, improving to expected stop loss to actively control stop loss risk.

Summary

The strategy realizes the idea of dynamically adjusting stop loss and entry lines based on momentum indicator K values and volatility indicator ATR. It can capture trends and automatically adjust risks based on fluctuations, which is very innovative and practical. Further optimizations like parameter tuning, improving stop loss methods can make the strategy more stable and reliable, with great development prospects.

Parameters

NameDefaultWhat it controls
v_input_134Length for Main Stochastic & ATR
v_input_22SmoothK for Main Stochastic
v_input_310Multiplier for up/low lines

Source Pine Script

/*backtest
start: 2023-09-08 00:00:00
end: 2023-10-08 00:00:00
period: 1h
basePeriod: 15m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

//@version=3
strategy("Stoch + ATR", overlay=false, pyramiding = 0, calc_on_order_fills = false, commission_type =  strategy.commission.percent, commission_value = 0.0454, default_qty_type = strategy.percent_of_equity, default_qty_value = 100)

len = input(34, minval=1, title="Length for Main Stochastic & ATR") 
smoothK = input(2, minval=1, title="SmoothK for Main Stochastic")
lowLine = input(10, minval=-50, maxval=50, title="Multiplier for up/low lines")

//Stoch formula
k = sma(stoch(close, high, low, len), smoothK)
plot(k, color=aqua, title = "Stoch")

//len=input
atr=atr(len)
plot(rsi(atr, len)+lowLine , color=red,linewidth=2, title = "low line")
plot(rsi(atr, len)*-1+100-lowLine, color=lime,linewidth=2, title = "up line")

aboveLine = crossunder(k,(rsi(atr, len)+lowLine))? 1 : 0
belowLine = crossover(k,(rsi(atr, len)*-1+100-lowLine))? 1 : 0

aboveLine2 = crossover(k,(rsi(atr, len)+lowLine))? 1 : 0
belowLine2 = crossunder(k,(rsi(atr, len)*-1+100-lowLine))? 1 : 0

skip=(aboveLine2==1 or belowLine2==1) and (aboveLine==1 or belowLine==1)? 1 : 0

//BackGroound Color Plots
plotchar(belowLine==1 and skip==0, title="Buy Signal", char='B', location=location.bottom, color=white, transp=0, offset=0)
plotchar(aboveLine==1 and skip==0, title="Sell Signal", char='S', location=location.top, color=white, transp=0, offset=0)
plotchar(belowLine2==1 and skip==0, title="Close Signal", char='C', location=location.bottom, color=white, transp=0, offset=0)
plotchar(aboveLine2==1 and skip==0, title="Close Signal", char='C', location=location.top, color=white, transp=0, offset=0)

bgcolor(aboveLine==1 ? red : na, transp=30, title = "sell signal")
bgcolor(belowLine==1 ? lime : na, transp=30, title = "buy signal")

bgcolor(aboveLine2==1 ? lime : na, transp=80, title = "close short")
bgcolor(belowLine2==1 ? red : na, transp=80, title = "close long")

bgcolor(skip==1 ? black : na, transp=0, title = "skip signal")

//strategy
longCondition = belowLine==1
shortCondition = aboveLine==1

strategy.entry("BUY", strategy.long, when = longCondition)
strategy.entry("SELL", strategy.short, when = shortCondition)
strategy.cancel_all(when = skip==1)

Published by ChaoZhang on the FMZ strategy square · last modified 2023-10-09. Collected in the Quant Trading Vault. Unvalidated research: re-test with your own data and costs before trusting it.

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