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
1,070,039 JPY
+7.00%
cash 364,049 + positions 705,990
patient_holder
1,022,518 JPY
+2.25%
cash 422,188 + positions 600,330
quality_balancer
1,016,817 JPY
+1.68%
cash 398,877 + positions 617,940

Equity Curve

aggressive_traderpatient_holderquality_balancer

Summary

personafinal_navfinal_cashfinal_positions_valuetotal_returnmax_drawdownsharpeorderspositions
aggressive_trader1,070,039364,049705,9907.00%-18.84%0.620765{"8306.T": 100.0, "9432.T": 1900.0}
patient_holder1,022,518422,188600,3302.25%-7.88%0.589715{"8306.T": 100.0, "9432.T": 1300.0}
quality_balancer1,016,817398,877617,9401.68%-5.90%0.411633{"8306.T": 100.0, "9432.T": 1400.0}

Orders

execution_datepersonasidesymbolsharesfill_pricecommission
2026-08-31aggressive_traderbuy9432.T200.0000170.000017.0000
2026-09-01aggressive_traderbuy7203.T100.00003,150157.5000
2026-09-01quality_balancerbuy6758.T100.00003,990199.5000
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

Latest Decisions

{
  "decision_date": "2026-09-24",
  "execution_date": "2026-09-25",
  "persona": "patient_holder",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Existing holding still has positive 20/60/120 returns and controlled volatility, so patient style holds."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Existing holding remains in uptrend with positive momentum and very shallow drawdown."
    }
  ]
}
{
  "decision_date": "2026-09-24",
  "execution_date": "2026-09-25",
  "persona": "quality_balancer",
  "targets": [
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Uptrend, positive 20/60/120 returns, shallow drawdown, and already sized near target."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Held position retains positive returns and low volatility; acceptable to keep despite no uptrend."
    }
  ]
}
{
  "decision_date": "2026-09-24",
  "execution_date": "2026-09-25",
  "persona": "aggressive_trader",
  "targets": [
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Best allowed setup: uptrend with positive 20/60/120 returns and shallow drawdown."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Held name still has positive short and medium momentum, acceptable drawdown, and no stronger allowed replacement."
    },
    {
      "symbol": "7203.T",
      "accepted": true,
      "target_weight": 0.0,
      "reason": "omitted_exit"
    }
  ]
}
{
  "decision_date": "2026-09-18",
  "execution_date": "2026-09-24",
  "persona": "patient_holder",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep: durable uptrend with positive medium-term return and manageable drawdown; no thesis break."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep: steady uptrend, shallow drawdown, positive 20/60/120-day returns, and suitable low-turnover holding."
    }
  ]
}
{
  "decision_date": "2026-09-18",
  "execution_date": "2026-09-24",
  "persona": "quality_balancer",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep: best allowed risk-adjusted candidate with uptrend, positive 60/120-day returns, and acceptable volatility."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep: shallow drawdown, positive momentum across windows, and efficient cash/lot sizing."
    }
  ]
}
{
  "decision_date": "2026-09-18",
  "execution_date": "2026-09-24",
  "persona": "aggressive_trader",
  "targets": [
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep: best allowed rank with positive 20/60/120-day momentum, shallow drawdown, and affordable lot."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep: allowed uptrend with solid medium-term momentum; minimum-lot size acceptable for aggressive style."
    },
    {
      "symbol": "7203.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Add minimum lot: weak score but allowed, affordable, in uptrend, and aggressive style should deploy cash into credible rebound candidates."
    }
  ]
}
{
  "decision_date": "2026-09-17",
  "execution_date": "2026-09-18",
  "persona": "patient_holder",
  "targets": [
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep durable held uptrend with positive returns and manageable drawdown."
    },
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.231,
      "reason": "Keep held low-drawdown position with positive momentum across horizons."
    }
  ]
}
{
  "decision_date": "2026-09-17",
  "execution_date": "2026-09-18",
  "persona": "quality_balancer",
  "targets": [
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep balanced low-drawdown uptrend with strong recent and medium-term returns."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.2475,
      "reason": "Keep existing uptrend; positive 20/60/120 returns and acceptable volatility offset oversize lot."
    }
  ]
}
{
  "decision_date": "2026-09-17",
  "execution_date": "2026-09-18",
  "persona": "aggressive_trader",
  "targets": [
    {
      "symbol": "9432.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep strongest allowed held momentum with positive 20/60/120 returns and no drawdown."
    },
    {
      "symbol": "8306.T",
      "accepted": true,
      "target_weight": 0.33,
      "reason": "Keep allowed held uptrend with acceptable drawdown and positive medium-term trend."
    },
    {
      "symbol": "7203.T",
      "accepted": true,
      "target_weight": 0.0,
      "reason": "omitted_exit"
    }
  ]
}