71 lines
2.4 KiB
Plaintext
71 lines
2.4 KiB
Plaintext
//@version=5
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strategy(title="3ATR EMA + Risk Mgmt", shorttitle="3ATR-RM", overlay=true, currency=currency.USD, initial_capital=10000, commission_type=strategy.commission.percent, commission_value=0.1)
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// Inputs
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ema_length = input.int(21, "EMA Length")
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atr_multiplier = input.float(3.0, "ATR Multiplier")
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risk_percent = input.float(1.0, "Risk %", step=0.1) // 1% risk per trade
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max_stop_pct = input.float(7.0, "Max Stop %", step=0.1) // 7% max price stop
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// Calculations
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ema = ta.ema(close, ema_length)
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atr = ta.atr(ema_length)
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upper_band = ema + (atr * atr_multiplier)
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lower_band = ema - (atr * atr_multiplier)
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// Entry Conditions
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bullish_entry = (close < ema) and
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(close[1] <= lower_band[1]) and
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(close > close[1])
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// Risk Management Variables
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var float entry_price = na
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var float initial_stop = na
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var float max_stop_price = na
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var float trail_price = na
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var bool trail_active = false
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// Risk-based Position Sizing
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position_size() =>
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equity = strategy.equity // Use direct equity value
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risk_amount = equity * (risk_percent / 100)
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price_risk = entry_price * (max_stop_pct / 100)
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(risk_amount / price_risk) // Final position size calculation
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// Trade Execution
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if bullish_entry
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entry_price := close
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initial_stop := close * (1 - max_stop_pct/100)
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max_stop_price := initial_stop
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trail_price := na
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trail_active := false
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strategy.entry("Long", strategy.long, qty=position_size())
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// Stop Management
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var float current_stop = na
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var float display_max_stop = na
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if strategy.position_size > 0
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trail_price := math.max(high, nz(trail_price, high))
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trail_stop = trail_price * 0.98
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current_stop := math.max(max_stop_price, trail_stop)
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display_max_stop := max_stop_price
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strategy.exit("Stop Exit", "Long", stop=current_stop)
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// Move plots to global scope with conditional visibility
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plot(strategy.position_size > 0 ? current_stop : na, "Active Stop", color=color.red, style=plot.style_linebr)
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plot(strategy.position_size > 0 ? display_max_stop : na, "Max Stop", color=color.gray, style=plot.style_circles)
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// Visualization
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plot(ema, "EMA", color=color.new(#4A90E2, 0))
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plot(upper_band, "Upper", color=color.orange)
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plot(lower_band, "Lower", color=color.green)
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plotshape(bullish_entry ? low : na,
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style=shape.triangleup,
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location=location.belowbar,
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color=color.new(#00FF00, 0),
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size=size.small,
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title="Bull Signal")
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