该策略基于布林带指标进行交易信号判断和止盈止损设置。当价格触及布林带中轨时开仓做多做空,并设置0.5%的止盈和3%的止损,属于短线交易策略。
布林带中轨为收盘价的N日简单移动平均线。上轨为中轨+K倍的N日收盘价标准差,下轨为中轨-K倍的N日收盘价标准差。当价格从下向上穿过中轨时做多,当价格从上向下穿过中轨时做空。每次交易固定数量开仓,并设置0.5%的止盈和3%的止损。
风险解决方法:
该策略整体思路清晰,使用布林带判断交易信号效果不错。但交易频繁且利润空间有限,建议结合趋势判断指标过滤信号,同时通过优化参数以提高策略效果。
/*backtest
start: 2024-02-01 00:00:00
end: 2024-02-29 23:59:59
period: 1h
basePeriod: 15m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/
//@version=5
strategy("Estrategia Bollinger Bands", shorttitle="BB Strategy", overlay=true)
// Parámetros de las Bandas de Bollinger
length = input(20, title="Longitud")
mult = input(2.0, title="Multiplicador")
// Calcula las Bandas de Bollinger
basis = ta.sma(close, length)
upper_band = basis + mult * ta.stdev(close, length)
lower_band = basis - mult * ta.stdev(close, length)
// Condiciones para realizar operaciones
price_touches_basis_up = ta.crossover(close, basis)
price_touches_basis_down = ta.crossunder(close, basis)
// Lógica de la estrategia
if (price_touches_basis_up)
strategy.entry("Compra", strategy.long, qty = 1)
if (price_touches_basis_down)
strategy.entry("Venta", strategy.short, qty = 1)
// Lógica para cerrar la operación con un movimiento del 0,5% (take profit) o 3% (stop loss)
target_profit = 0.005 // Actualizado a 0.5%
stop_loss = 0.03
if (strategy.position_size > 0)
strategy.exit("Take Profit/Close", from_entry = "Compra", profit = close * (1 + target_profit))
strategy.exit("Stop Loss/Close", from_entry = "Compra", loss = close * (1 - stop_loss))
if (strategy.position_size < 0)
strategy.exit("Take Profit/Close", from_entry = "Venta", profit = close * (1 - target_profit))
strategy.exit("Stop Loss/Close", from_entry = "Venta", loss = close * (1 + stop_loss))
// Dibuja las Bandas de Bollinger en el gráfico
plot(upper_band, color=color.blue, title="Upper Band")
plot(lower_band, color=color.red, title="Lower Band")
plot(basis, color=color.green, title="Basis")