{
  "id": 168,
  "rank": 213,
  "name": "Spread Sensitivity EA",
  "aka": [],
  "family": "B",
  "subtype": "B7",
  "one_liner": "Adaptive multi-symbol EA that dynamically switches between symbols based on spread efficiency using EMA and RSI for entry and ATR for stop loss and take profit.",
  "market_regime": "volatile",
  "timeframes": [
    "M5"
  ],
  "symbols": [
    "EURUSD,GBPUSD,XAUUSD,US100,BTCUSD"
  ],
  "sessions": [],
  "indicators": [
    {
      "name": "EMA",
      "params": {
        "period": 9
      },
      "applied_to": "close"
    },
    {
      "name": "EMA",
      "params": {
        "period": 21
      },
      "applied_to": "close"
    },
    {
      "name": "RSI",
      "params": {
        "period": 14
      },
      "applied_to": "close"
    }
  ],
  "entry_long": [
    "fast EMA crosses above slow EMA",
    "RSI is oversold (below 30)"
  ],
  "entry_short": [
    "fast EMA crosses below slow EMA",
    "RSI is overbought (above 70)"
  ],
  "exit_rules": [
    "stop loss placed at ATR * 1.5",
    "take profit placed at ATR * 2.0"
  ],
  "filters": [
    "max absolute spread 10.0 pips",
    "max spread/ATR ratio 0.25",
    "adaptive filtering enabled",
    "symbol disabled for 60 seconds if spread exceeds max absolute spread",
    "symbol disabled for 60 seconds if spread/ATR ratio exceeds 0.25",
    "max 3 active symbols at once",
    "cooldown between trades 300 seconds"
  ],
  "stop_loss": "ATR * 1.5",
  "take_profit": "ATR * 2.0",
  "position_size": "1% risk per trade",
  "evidence_type": "source_code",
  "completeness": 80.0,
  "signal_warnings": null,
  "claim_warnings": null,
  "opacity_warnings": null,
  "build_warnings": null,
  "canonical": "https://prismaticalgos.com/compendium/algo/168-spread-sensitivity-ea",
  "snapshot": "2026-10-31 15:46 UTC",
  "source_url": "https://www.mql5.com/en/articles/20371",
  "limitations": "These are machine-extracted research records, not verified trading systems. Catalog rank measures specification detail and claimed evidence, not profitability. The catalog extraction pipeline did not independently backtest these records. Its separate selected testing ledger does not validate the wider corpus. Rules, labels and parameters can be incomplete or wrong; consult the original source and its reuse terms."
}