GPT-5.5 Replay

Paper research only. Model: gpt-5.5. Daily GPT decision, next-open execution, Japan board lots enforced.
optimistic
1,072,311 JPY
+7.23%
cash 29,261 + positions 1,043,050
pessimistic
990,796 JPY
-0.92%
cash 690,306 + positions 300,490
neutral
922,742 JPY
-7.73%
cash 637,092 + positions 285,650

Equity Curve

neutraloptimisticpessimistic

Summary

personafinal_navfinal_cashfinal_positions_valuetotal_returnmax_drawdownsharpeorderspositions
optimistic1,072,31129,2611,043,0507.23%-4.10%3.42826{"4063.T": 100.0, "8306.T": 100.0}
pessimistic990,796690,306300,490-0.92%-2.25%-2.24514{"8306.T": 100.0, "9432.T": 100.0}
neutral922,742637,092285,650-7.73%-8.82%-5.27467{"8306.T": 100.0}

Orders

execution_datepersonasidesymbolsharesfill_pricecommission
2026-04-14optimisticbuy4063.T100.00006,696334.8000
2026-04-14optimisticbuy8306.T100.00002,890144.4750
2026-04-14neutralbuy8306.T100.00002,890144.4750
2026-04-14pessimisticbuy9432.T100.0000152.60007.6300
2026-04-15pessimisticbuy8306.T100.00002,866143.3000
2026-04-23optimisticsell8306.T100.00002,794139.7000
2026-04-23neutralsell8306.T100.00002,794139.7000
2026-04-23neutralbuy9984.T100.00006,097304.8500
2026-04-23pessimisticsell8306.T100.00002,794139.7000
2026-04-24optimisticbuy8306.T100.00002,782139.1250
2026-04-27optimisticsell8306.T100.00002,745137.2500
2026-04-27neutralsell9984.T100.00006,016300.8000
2026-04-27neutralbuy8306.T100.00002,745137.2500
2026-04-28neutralbuy9984.T100.00005,660283.0000
2026-04-30optimisticbuy8306.T100.00002,868143.4000
2026-04-30neutralsell9984.T100.00004,968248.4000
2026-04-30pessimisticbuy8306.T100.00002,868143.4000

Latest Decisions

{
  "decision_date": "2026-05-08",
  "execution_date": "2026-05-11",
  "persona": "pessimistic",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.165,
      "reason": "Keep one defensive uptrend lot already held: selection is allowed, minimum-lot weight is within cap, volatility is moderate, and drawdown is not severe."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.015234,
      "reason": "Keep the very small defensive low-volatility lot already held; drawdown is mild and position size is minimal despite no uptrend."
    }
  ]
}
{
  "decision_date": "2026-05-08",
  "execution_date": "2026-05-11",
  "persona": "neutral",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep the existing allowed uptrend holding; risk profile is moderate and better aligned than the available downtrend alternatives, though target is capped by mandate."
    }
  ]
}
{
  "decision_date": "2026-05-08",
  "execution_date": "2026-05-11",
  "persona": "optimistic",
  "targets": [
    {
      "symbol": "4063.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep existing high-conviction momentum holding: strong 120/60/20-day returns, uptrend intact, and minimum-lot exposure remains within the optimistic cap."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.265287,
      "reason": "Keep existing allowed uptrend position as secondary exposure; momentum is weak but still positive enough for the aggressive mandate versus forced liquidation."
    }
  ]
}
{
  "decision_date": "2026-05-07",
  "execution_date": "2026-05-08",
  "persona": "pessimistic",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.165,
      "reason": "Keep one defensive lot: selection is allowed, uptrend is true, volatility is not extreme, drawdown is moderate, and minimum-lot weight stays within the cautious cap."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.015206,
      "reason": "Keep existing very small defensive exposure: low volatility and only mild drawdown make it acceptable despite downtrend and weak momentum."
    }
  ]
}
{
  "decision_date": "2026-05-07",
  "execution_date": "2026-05-08",
  "persona": "neutral",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep the existing allowed position as the only acceptable balanced exposure: uptrend is intact, volatility is moderate, and minimum-lot weight is within cap."
    }
  ]
}
{
  "decision_date": "2026-05-07",
  "execution_date": "2026-05-08",
  "persona": "optimistic",
  "targets": [
    {
      "symbol": "4063.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep existing high-conviction position: strongest allowed score, clear uptrend, positive 20/60/120-day momentum, and minimum-lot exposure remains within the optimistic cap."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.263468,
      "reason": "Keep existing secondary exposure: still allowed, in an uptrend, and current lot size is within both target and minimum-lot constraints despite weaker recent momentum."
    }
  ]
}
{
  "decision_date": "2026-05-01",
  "execution_date": "2026-05-07",
  "persona": "pessimistic",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.165,
      "reason": "Keep one cautious defensive lot: selection_allowed=true, uptrend=true, volatility is not extreme, and minimum-lot weight is within the cap."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.015427,
      "reason": "Keep existing very small defensive holding: low volatility and only mild drawdown fit the capital-preservation mandate despite weak trend."
    }
  ]
}
{
  "decision_date": "2026-05-01",
  "execution_date": "2026-05-07",
  "persona": "neutral",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep the existing allowed uptrend holding, but cap target at the persona limit; it is the only held trend-positive candidate within the minimum-lot cap."
    }
  ]
}
{
  "decision_date": "2026-05-01",
  "execution_date": "2026-05-07",
  "persona": "optimistic",
  "targets": [
    {
      "symbol": "4063.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep strongest allowed momentum holding: uptrend=true with strong 20/60/120-day returns; current overweight is acceptable under the minimum-lot mandate."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.274459,
      "reason": "Keep existing allowed uptrend holding; momentum is modest but positive and position remains within the persona's target cap."
    }
  ]
}