EPS surp.>12 & ROE>18 & Op. margin<12 & EPS surp.<20 (hold 20d) (lookback 10y) (max 1 pos)

{
  "maxLookbackYears": 10,
  "eventFilter": {
    "eventType": "earnings",
    "conditions": [
      {
        "field": "epsSurprisePct",
        "operator": ">",
        "value": 0.12
      },
      {
        "field": "roe",
        "operator": ">",
        "value": 0.18
      },
      {
        "field": "operatingMargin",
        "operator": "<",
        "value": 0.12
      },
      {
        "field": "epsSurprisePct",
        "operator": "<",
        "value": 0.2
      }
    ]
  },
  "entryRule": {
    "type": "firstOpenAfterAnnouncement"
  },
  "exitRule": {
    "type": "afterTradingDays",
    "days": 20,
    "price": "close"
  },
  "benchmark": "SPY",
  "transactionCostBps": 10,
  "slippageBps": 10,
  "entryFillMode": "market",
  "conservativeFraction": 0.25,
  "delaySessions": 1,
  "maxConcurrentPositions": 1,
  "positionSizing": "equal_weight"
}