gpt-5.5 Trading Style Replay

Era 2 trading styles. Paper research only. Model: gpt-5.5. Daily model decision, next-open execution, Japan board lots enforced. Accounts are cash-only at replay start.
aggressive_trader
1,050,430 JPY
+5.04%
cash 707,230 + positions 343,200
patient_holder
1,015,268 JPY
+1.53%
cash 422,188 + positions 593,080
quality_balancer
999,937 JPY
-0.01%
cash 759,697 + positions 240,240

Equity Curve

aggressive_traderpatient_holderquality_balancer

Summary

personafinal_navfinal_cashfinal_positions_valuetotal_returnmax_drawdownsharpeorderspositions
aggressive_trader1,050,430707,230343,2005.04%-18.84%0.506667{"9432.T": 2000.0}
patient_holder1,015,268422,188593,0801.53%-8.07%0.400115{"8306.T": 100.0, "9432.T": 1300.0}
quality_balancer999,937759,697240,240-0.01%-6.07%0.064234{"9432.T": 1400.0}

Orders

execution_datepersonasidesymbolsharesfill_pricecommission
2026-09-01quality_balancerbuy9432.T400.0000172.700034.5400
2026-09-01patient_holderbuy9432.T700.0000172.700060.4450
2026-09-02patient_holdersell9432.T100.0000175.10008.7550
2026-09-02patient_holderbuy6758.T100.00004,006200.3000
2026-09-03aggressive_tradersell7203.T100.00003,162158.1000
2026-09-03quality_balancersell6758.T100.00003,920196.0000
2026-09-03patient_holdersell9432.T100.0000175.00008.7500
2026-09-04aggressive_traderbuy7203.T100.00003,126156.3000
2026-09-04quality_balancerbuy6758.T100.00003,895194.7500
2026-09-04patient_holderbuy9432.T200.0000173.200017.3200
2026-09-07aggressive_tradersell7203.T100.00003,110155.5000
2026-09-08aggressive_traderbuy7203.T100.00003,040152.0000
2026-09-08quality_balancersell6758.T100.00003,760188.0000
2026-09-09aggressive_tradersell7203.T100.00002,950147.5000
2026-09-09patient_holdersell6758.T100.00003,618180.9000
2026-09-09patient_holdersell9432.T100.0000170.00008.5000
2026-09-10aggressive_tradersell9432.T100.0000172.80008.6400
2026-09-11aggressive_traderbuy7203.T100.00002,950147.5250
2026-09-14aggressive_tradersell7203.T100.00003,026151.3000
2026-09-15aggressive_traderbuy7203.T100.00003,025151.2500
2026-09-16aggressive_tradersell7203.T100.00003,043152.1500
2026-09-17aggressive_traderbuy7203.T100.00003,016150.8000
2026-09-18aggressive_tradersell7203.T100.00003,043152.1500
2026-09-18quality_balancersell9432.T100.0000180.00009.0000
2026-09-24aggressive_traderbuy7203.T100.00003,002150.1000
2026-09-24quality_balancerbuy9432.T100.0000177.00008.8500
2026-09-25aggressive_tradersell7203.T100.00002,990149.5000
2026-09-28aggressive_traderbuy9432.T100.0000176.30008.8150
2026-09-30aggressive_tradersell8306.T100.00003,610180.5000
2026-09-30quality_balancersell8306.T100.00003,610180.5000

Latest Decisions

{
  "decision_date": "2026-09-29",
  "execution_date": "2026-09-30",
  "persona": "patient_holder",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Continue holding through normal noise: drawdown and volatility are manageable and medium-term return remains positive."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Patient keep: uptrend remains intact with positive 20/60/120-day returns and low volatility."
    }
  ]
}
{
  "decision_date": "2026-09-29",
  "execution_date": "2026-09-30",
  "persona": "quality_balancer",
  "targets": [
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Balanced keep: uptrend, positive 20/60-day returns, modest volatility, and near target weight."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.0,
      "reason": "omitted_exit"
    }
  ]
}
{
  "decision_date": "2026-09-29",
  "execution_date": "2026-09-30",
  "persona": "aggressive_trader",
  "targets": [
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Held name still has positive 20/60-day momentum, uptrend, and lower volatility."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.0,
      "reason": "omitted_exit"
    }
  ]
}
{
  "decision_date": "2026-09-28",
  "execution_date": "2026-09-29",
  "persona": "patient_holder",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep: durable uptrend, positive returns, and shallow drawdown."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep: thesis still intact with low volatility and positive trend."
    }
  ]
}
{
  "decision_date": "2026-09-28",
  "execution_date": "2026-09-29",
  "persona": "quality_balancer",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep: strongest allowed risk-adjusted profile with trend intact."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep: low-volatility uptrend and manageable drawdown."
    }
  ]
}
{
  "decision_date": "2026-09-28",
  "execution_date": "2026-09-29",
  "persona": "aggressive_trader",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep: best allowed trend with positive 20/60/120 returns."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep: steady allowed uptrend and low drawdown."
    }
  ]
}
{
  "decision_date": "2026-09-25",
  "execution_date": "2026-09-28",
  "persona": "patient_holder",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep held uptrend through normal noise; trend and drawdown remain acceptable."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep held stable uptrend with low volatility and modest positive momentum."
    }
  ]
}
{
  "decision_date": "2026-09-25",
  "execution_date": "2026-09-28",
  "persona": "quality_balancer",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Held name still has the best allowed risk-adjusted profile with intact uptrend and shallow drawdown."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Held low-volatility uptrend with manageable drawdown and steady momentum."
    }
  ]
}
{
  "decision_date": "2026-09-25",
  "execution_date": "2026-09-28",
  "persona": "aggressive_trader",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Held uptrend with positive 20/60/120 returns; keep despite minimum-lot overweight."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Held low-volatility uptrend with constructive 20/60-day momentum."
    }
  ]
}