Arena run #1116

meanrev-v1openaiopenai/gpt-5.2-proUSsuccess
Arena
Run status
as_of: 2026-04-07T18:08:48.203875+00:00
started_at: 2026-04-07T18:50:22.219323+00:00
finished_at: 2026-04-07T18:52:24.436485+00:00
duration_ms: 122216
Inputs
{
  "as_of": "2026-04-07T18:08:48.203875+00:00",
  "dry_run": false,
  "selected": [
    {
      "symbol": "PAGE_CFD.UK",
      "selection_reason": "Extreme 1D selloff (-36.8%) with deep discounts vs MA200 (-40.6%) and MA50 (-31.7%): classic short-term oversold setup.",
      "mean_reversion_score": 92
    },
    {
      "symbol": "HAS_CFD.UK",
      "selection_reason": "Sharp down day (-17.2%) while significantly below MA200 (-26.5%) and below MA50 (-12.9%), supporting mean-reversion bounce potential.",
      "mean_reversion_score": 82
    },
    {
      "symbol": "CRST_CFD.UK",
      "selection_reason": "Large drop (-12.8%) with price far under MA200 (-28.2%) and MA50 (-15.8%), indicating stretched downside vs trend.",
      "mean_reversion_score": 79
    },
    {
      "symbol": "ICG_CFD.UK",
      "selection_reason": "Downside shock (-15.2%) with price below MA200 (-16.2%) and MA50 (-12.3%), consistent with oversold mean-reversion profile.",
      "mean_reversion_score": 74
    },
    {
      "symbol": "THG_CFD.UK",
      "selection_reason": "Very large 1D selloff (-21.5%) and notably below MA50 (-18.7%); despite MA200 near flat (+2.7%), the short-term stretch favors rebound potential.",
      "mean_reversion_score": 68
    }
  ],
  "simulate_only": false,
  "strict_replay": false,
  "universe_symbols": [
    "HAS_CFD.UK",
    "MGNS_CFD.UK",
    "JUP_CFD.UK",
    "BOY_CFD.UK",
    "THG_CFD.UK",
    "CRST_CFD.UK",
    "PAGE_CFD.UK",
    "ICG_CFD.UK",
    "JDW_CFD.UK",
    "SHC_CFD.UK",
    "BBY_CFD.UK",
    "BME_CFD.UK",
    "CCL_CFD.UK",
    "BEN_CFD.FR",
    "ATG_CFD.UK",
    "COR_CFD.PT",
    "BPOST_CFD.BE",
    "AAF_CFD.UK"
  ]
}
Outputs
{
  "actions": {
    "buy": [
      {
        "reason": "Initiate a new position due to strong mean-reversion signal (score 82) described as a sharp down day with price significantly below key moving averages, which fits the strategy’s oversold-bounce profile.",
        "symbol": "HAS_CFD.UK",
        "position_size": 3000
      },
      {
        "reason": "Initiate a new position due to high mean-reversion score (79) with a large drop and stretched downside vs MA200/MA50 per the provided selection rationale.",
        "symbol": "CRST_CFD.UK",
        "position_size": 3000
      }
    ],
    "hold": [
      {
        "reason": "Hold to avoid churn; position is already established and there is no provided competing mean-reversion signal that clearly dominates it enough to justify a forced rotation beyond the limited sell budget.",
        "symbol": "ADBE_CFD.US"
      },
      {
        "reason": "Hold; position is modestly positive and no explicit new mean-reversion edge is provided to justify replacing it under the overtrading constraint.",
        "symbol": "CLX_CFD.US"
      },
      {
        "reason": "Hold; position is positive and there is no risk/event flag provided that would force an exit.",
        "symbol": "COTY_CFD.US"
      },
      {
        "reason": "Hold; despite being down, no new information is provided to justify exiting versus letting the existing position mean-revert, and we are already using the limited sell slots for higher-impact rotations.",
        "symbol": "FICO_CFD.US"
      },
      {
        "reason": "Hold; position is positive and there is no stronger, explicitly signaled replacement need given the buy/sell limits.",
        "symbol": "FUTR_CFD.UK"
      },
      {
        "reason": "Hold; it is itself a mean-reversion candidate (score 74) and already in the portfolio, so keep exposure rather than churning.",
        "symbol": "ICG_CFD.UK"
      },
      {
        "reason": "Hold; it is the top mean-reversion candidate (score 92) and already held, so maintain the position to capture potential rebound.",
        "symbol": "PAGE_CFD.UK"
      },
      {
        "reason": "Hold; position is near flat and there is no clear improvement case provided that warrants rotation under the overtrading rule.",
        "symbol": "ULTA_CFD.US"
      }
    ],
    "sell": [
      {
        "reason": "Portfolio is already at the 10-position cap; AUTO is not among the current highest mean-reversion candidates and is roughly flat since entry, so we redeploy this slot into a stronger oversold signal.",
        "symbol": "AUTO_CFD.UK"
      },
      {
        "reason": "To stay within the 10-position limit and avoid adding leverage, exit a non-candidate holding with only a small adverse move to fund a higher mean-reversion-score setup.",
        "symbol": "UTG_CFD.UK"
      }
    ]
  },
  "portfolio_rationale": "The portfolio was already at the 10-position maximum, so new entries require offsetting exits. To respect the overtrading limits (max 2 sells and 2 buys) and avoid leverage creep, we rotate out two non-candidate holdings (AUTO, UTG) with limited current edge and redeploy into two higher-scoring, explicitly identified oversold mean-reversion candidates (HAS, CRST). Existing holdings are otherwise maintained to avoid churn, with particular emphasis on keeping current candidate holdings PAGE (score 92) and ICG (score 74)."
}
Prompts & responses
#2158openrouteropenai/gpt-5.2-pro2026-04-07T18:50:22.244689+00:00
System prompt
You are an Arena strategy executor. You must follow the strategy rules strictly and output ONLY valid JSON. You are NOT allowed to invent prices, fundamentals, earnings dates, or sentiment. If a field is null/empty, treat it as unknown. You are a constrained selector (no narrative).
User prompt
{"task": "stage1_universe_scan", "region": "US", "strategy": {"key": "meanrev-v1", "name": "Two-Stage LLM Mean-Reversion (Arena v1)", "rules": {"max_positions": 10, "max_buys_per_run": 2, "avoid_overtrading": true, "max_sells_per_run": 2, "max_gross_leverage": 3.0, "fixed_position_size": 3000.0, "universe_symbols_eu": [], "universe_symbols_us": []}}, "selection_rules": {"horizon": "2-10 trading days", "target": "short-term mean reversion in liquid equities", "constraints": ["Select exactly 5 candidates", "Avoid earnings within 5 trading days (if known)", "Avoid highly binary/event-driven moves (if known)", "Avoid sector concentration: max 1 per sector unless clearly justified (sector may be unknown)"]}, "universe": [{"symbol": "HAS_CFD.UK", "name": "HAYS PLC", "sector": "", "last_price": 47.66, "change_1d_pct": -17.213826645822483, "distance_from_ma200_pct": -26.546854506980832, "distance_from_ma50_pct": -12.888674431016456, "volatility_20d_pct": 117.95597135078918, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "MGNS_CFD.UK", "name": "MORGAN SINDALL GROUP PLC", "sector": "", "last_price": 5370.0, "change_1d_pct": 19.599109131403125, "distance_from_ma200_pct": 32.00382943846654, "distance_from_ma50_pct": 15.63012691493826, "volatility_20d_pct": 90.38530398603771, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "JUP_CFD.UK", "name": "", "sector": "", "last_price": 193.6, "change_1d_pct": 22.06809583858764, "distance_from_ma200_pct": 57.65825374753912, "distance_from_ma50_pct": 19.274691586205538, "volatility_20d_pct": 96.15961444303547, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "BOY_CFD.UK", "name": "BODYCOTE PLC", "sector": "", "last_price": 775.4, "change_1d_pct": 24.163330664531625, "distance_from_ma200_pct": 28.652243313347768, "distance_from_ma50_pct": 18.63612217470385, "volatility_20d_pct": 103.46484337510964, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "THG_CFD.UK", "name": "THG PLC", "sector": "", "last_price": 34.98, "change_1d_pct": -21.463852716659193, "distance_from_ma200_pct": 2.6990050116409536, "distance_from_ma50_pct": -18.650784422253118, "volatility_20d_pct": 150.5308117928466, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "CRST_CFD.UK", "name": "CREST NICHOLSON HOLDINGS", "sector": "", "last_price": 118.83, "change_1d_pct": -12.817314746881891, "distance_from_ma200_pct": -28.150055914529826, "distance_from_ma50_pct": -15.848139991077058, "volatility_20d_pct": 236.5351415372937, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "PAGE_CFD.UK", "name": "PAGEGROUP PLC", "sector": "", "last_price": 152.7, "change_1d_pct": -36.79635761589404, "distance_from_ma200_pct": -40.61156091058385, "distance_from_ma50_pct": -31.72721647345812, "volatility_20d_pct": 193.22753953431183, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "ICG_CFD.UK", "name": "ICG Plc", "sector": "", "last_price": 1693.0, "change_1d_pct": -15.18545979199647, "distance_from_ma200_pct": -16.18296530905513, "distance_from_ma50_pct": -12.256151916578562, "volatility_20d_pct": 73.10253575454833, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "JDW_CFD.UK", "name": "WETHERSPOON (J.D.) PLC", "sector": "", "last_price": 664.5, "change_1d_pct": -2.9927007299270114, "distance_from_ma200_pct": -5.6847404935860375, "distance_from_ma50_pct": -6.433911223030586, "volatility_20d_pct": 119.51576459001842, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "SHC_CFD.UK", "name": "SHAFTESBURY CAPITAL PLC", "sector": "", "last_price": 140.4, "change_1d_pct": -2.9045643153526868, "distance_from_ma200_pct": 0.26963533347688085, "distance_from_ma50_pct": -0.771073778544229, "volatility_20d_pct": 63.75522821252001, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "BBY_CFD.UK", "name": "BALFOUR BEATTY PLC", "sector": "", "last_price": 722.5, "change_1d_pct": -1.0951403148528382, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -1.628407265201648, "volatility_20d_pct": 2239.4661443465884, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "BME_CFD.UK", "name": "B&M EUROPEAN VALUE RETAIL SA", "sector": "", "last_price": 187.88, "change_1d_pct": 1.0107526881720341, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 7.318666981973787, "volatility_20d_pct": 3503.713036055361, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "CCL_CFD.UK", "name": "CARNIVAL PLC", "sector": "", "last_price": 1921.5, "change_1d_pct": -6.541828793774318, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -14.683615213991775, "volatility_20d_pct": 5150.407605401003, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "BEN_CFD.FR", "name": "Beneteau", "sector": "", "last_price": 7.125, "change_1d_pct": 1.3513513513513375, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -11.035361102786945, "volatility_20d_pct": 3786.5061273067754, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "ATG_CFD.UK", "name": "AUCTION TECHNOLOGY GROUP", "sector": "", "last_price": 313.0, "change_1d_pct": 0.3205128205128194, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 0.8343803356850588, "volatility_20d_pct": 2871.9337920464413, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "COR_CFD.PT", "name": "Corticeira Amorim SGPS SA", "sector": "", "last_price": 7.02, "change_1d_pct": -0.28409090909091717, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 4.349377173945346, "volatility_20d_pct": 1420.2395172936697, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "BPOST_CFD.BE", "name": "Bpost", "sector": "", "last_price": 2.245, "change_1d_pct": 0.0, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 7.002592846793276, "volatility_20d_pct": 2622.8624681176075, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}, {"symbol": "AAF_CFD.UK", "name": "AIRTEL AFRICA PLC", "sector": "", "last_price": 360.2, "change_1d_pct": 3.209169054441263, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 3.706007002026901, "volatility_20d_pct": 3083.516648032069, "market_cap_usd": null, "avg_daily_volume_usd": null, "days_to_next_earnings": null, "earnings_confirmed": null, "news_sentiment_score": null, "news_headlines_last_3": [], "data_quality_note": "snapshot_ok_prices_technicals_only"}], "output_schema": {"selected_stocks": [{"symbol": "string", "mean_reversion_score": "integer 0-100", "selection_reason": "short, concrete, indicator-based"}], "rejected_common_reasons": ["string"]}}
Output JSON
{
  "selected_stocks": [
    {
      "symbol": "PAGE_CFD.UK",
      "selection_reason": "Extreme 1D selloff (-36.8%) with deep discounts vs MA200 (-40.6%) and MA50 (-31.7%): classic short-term oversold setup.",
      "mean_reversion_score": 92
    },
    {
      "symbol": "HAS_CFD.UK",
      "selection_reason": "Sharp down day (-17.2%) while significantly below MA200 (-26.5%) and below MA50 (-12.9%), supporting mean-reversion bounce potential.",
      "mean_reversion_score": 82
    },
    {
      "symbol": "CRST_CFD.UK",
      "selection_reason": "Large drop (-12.8%) with price far under MA200 (-28.2%) and MA50 (-15.8%), indicating stretched downside vs trend.",
      "mean_reversion_score": 79
    },
    {
      "symbol": "ICG_CFD.UK",
      "selection_reason": "Downside shock (-15.2%) with price below MA200 (-16.2%) and MA50 (-12.3%), consistent with oversold mean-reversion profile.",
      "mean_reversion_score": 74
    },
    {
      "symbol": "THG_CFD.UK",
      "selection_reason": "Very large 1D selloff (-21.5%) and notably below MA50 (-18.7%); despite MA200 near flat (+2.7%), the short-term stretch favors rebound potential.",
      "mean_reversion_score": 68
    }
  ],
  "rejected_common_reasons": [
    "Overbought / momentum-up: large positive 1D moves and/or far above moving averages (not a mean-reversion-long setup).",
    "Insufficient oversold signal: small 1D move and price near MAs (limited reversion edge).",
    "Key technical missing (e.g., MA200 is null), reducing confidence in 'stretched vs trend' assessment.",
    "Volatility/technical values appear anomalously extreme (possible data-quality distortion), lowering signal reliability."
  ]
}
#2159openrouteropenai/gpt-5.2-pro2026-04-07T18:51:09.036633+00:00
System prompt
You are an Arena portfolio manager. You must follow the strategy rules strictly and output ONLY valid JSON. You are NOT allowed to invent prices/fundamentals/news/earnings. If a field is null/empty, treat it as unknown. Avoid overtrading: if changes are marginal, prefer HOLD. Do not churn.
User prompt
{"task": "stage2_portfolio_management", "region": "US", "strategy": {"key": "meanrev-v1", "name": "Two-Stage LLM Mean-Reversion (Arena v1)", "rules": {"max_positions": 10, "max_buys_per_run": 2, "avoid_overtrading": true, "max_sells_per_run": 2, "max_gross_leverage": 3.0, "fixed_position_size": 3000.0, "universe_symbols_eu": [], "universe_symbols_us": []}}, "portfolio_constraints": {"initial_equity": 10000.0, "max_positions": 10, "fixed_position_size": 3000.0, "max_gross_leverage": 3.0, "overtrading_rules": ["Max 2 SELL actions per run unless risk event forces more", "Max 2 BUY actions per run", "If no clear improvement vs current holdings, output HOLD for everything"]}, "current_portfolio": [{"symbol": "ADBE_CFD.US", "qty": 12.025494047380446, "avg_price": 249.47, "last_price": 240.37, "unrealized_pnl": -109.431995831162, "opened_at": "2026-03-14T18:06:47.909233+00:00"}, {"symbol": "AMH_CFD.US", "qty": 0.0, "avg_price": 29.674999999999997, "last_price": 28.435000000000002, "unrealized_pnl": 0.0, "opened_at": "2026-02-20T17:33:34.647633+00:00"}, {"symbol": "ARCAD_CFD.NL", "qty": 0.0, "avg_price": 28.6, "last_price": 30.0, "unrealized_pnl": 146.8531468531467, "opened_at": "2026-02-23T10:32:09.961595+00:00"}, {"symbol": "AUTO_CFD.UK", "qty": 6.2137531068765535, "avg_price": 482.8, "last_price": 482.8, "unrealized_pnl": 0.0, "opened_at": "2026-04-03T10:08:21.824313+00:00"}, {"symbol": "BYIT_CFD.UK", "qty": 0.0, "avg_price": 292.6, "last_price": 292.6, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T09:30:55.514112+00:00"}, {"symbol": "CABO_CFD.US", "qty": 0.0, "avg_price": 94.325, "last_price": 108.6, "unrealized_pnl": 0.0, "opened_at": "2026-02-27T18:23:55.960577+00:00"}, {"symbol": "CBG_CFD.UK", "qty": 0.0, "avg_price": 342.92, "last_price": 342.92, "unrealized_pnl": 0.0, "opened_at": "2026-03-20T10:26:40.341409+00:00"}, {"symbol": "CLX_CFD.US", "qty": 29.714738510301107, "avg_price": 100.96000000000001, "last_price": 103.86500000000001, "unrealized_pnl": 86.32131537242475, "opened_at": "2026-04-03T18:06:55.972569+00:00"}, {"symbol": "COTY_CFD.US", "qty": 1496.2593516209477, "avg_price": 2.005, "last_price": 2.145, "unrealized_pnl": 209.47630922693287, "opened_at": "2026-03-29T18:14:52.152268+00:00"}, {"symbol": "CRWD_CFD.US", "qty": 0.0, "avg_price": 350.45000000000005, "last_price": 382.96500000000003, "unrealized_pnl": 0.0, "opened_at": "2026-02-23T18:14:12.978497+00:00"}, {"symbol": "CSGP_CFD.US", "qty": 0.0, "avg_price": 47.235, "last_price": 40.870000000000005, "unrealized_pnl": 0.0, "opened_at": "2026-03-03T18:03:34.247734+00:00"}, {"symbol": "DSY_CFD.FR", "qty": 0.0, "avg_price": 17.881, "last_price": 17.45, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T09:30:55.514112+00:00"}, {"symbol": "EEFT_CFD.US", "qty": 0.0, "avg_price": 63.91, "last_price": 63.91, "unrealized_pnl": 0.0, "opened_at": "2026-04-03T18:06:55.972569+00:00"}, {"symbol": "ETSY_CFD.US", "qty": 0.0, "avg_price": 44.13, "last_price": 50.769999999999996, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T00:47:27.070066+00:00"}, {"symbol": "EZJ_CFD.UK", "qty": 0.0, "avg_price": 437.5, "last_price": 348.5, "unrealized_pnl": 0.0, "opened_at": "2026-03-03T10:20:03.276878+00:00"}, {"symbol": "FBIN_CFD.US", "qty": 0.0, "avg_price": 50.974999999999994, "last_price": 54.185, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "FICO_CFD.US", "qty": 2.6609662855571625, "avg_price": 1127.4099999999999, "last_price": 1095.0, "unrealized_pnl": -86.24191731490725, "opened_at": "2026-03-14T18:06:47.909233+00:00"}, {"symbol": "FLO_CFD.US", "qty": 0.0, "avg_price": 9.875, "last_price": 9.885000000000002, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T00:47:27.070066+00:00"}, {"symbol": "FUTR_CFD.UK", "qty": 10.55594651653765, "avg_price": 284.2, "last_price": 297.6, "unrealized_pnl": 141.44968332160488, "opened_at": "2026-02-18T09:36:37.284518+00:00"}, {"symbol": "HIK_CFD.UK", "qty": 0.0, "avg_price": 1236.0, "last_price": 1236.0, "unrealized_pnl": 0.0, "opened_at": "2026-03-28T10:05:22.022266+00:00"}, {"symbol": "ICG_CFD.UK", "qty": 2.0053475935828877, "avg_price": 1496.0, "last_price": 1496.0, "unrealized_pnl": 0.0, "opened_at": "2026-04-07T10:08:43.931517+00:00"}, {"symbol": "ITRK_CFD.UK", "qty": 0.0, "avg_price": 3620.0, "last_price": 3620.0, "unrealized_pnl": 0.0, "opened_at": "2026-03-28T10:05:22.022266+00:00"}, {"symbol": "IWG_CFD.UK", "qty": 0.0, "avg_price": 185.0, "last_price": 172.2, "unrealized_pnl": 0.0, "opened_at": "2026-03-17T10:04:29.123574+00:00"}, {"symbol": "MLCO_CFD.US", "qty": 0.0, "avg_price": 5.51, "last_price": 6.06, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "OCDO_CFD.UK", "qty": 0.0, "avg_price": 204.3, "last_price": 204.3, "unrealized_pnl": 0.0, "opened_at": "2026-03-12T18:01:52.554929+00:00"}, {"symbol": "PAGE_CFD.UK", "qty": 22.57336343115124, "avg_price": 132.9, "last_price": 132.9, "unrealized_pnl": 0.0, "opened_at": "2026-03-05T10:27:11.178069+00:00"}, {"symbol": "PAYC_CFD.US", "qty": 0.0, "avg_price": 121.22, "last_price": 134.24, "unrealized_pnl": 322.2240554363969, "opened_at": "2026-02-19T17:33:27.020111+00:00"}, {"symbol": "PSN_CFD.UK", "qty": 0.0, "avg_price": 1215.0, "last_price": 1087.73, "unrealized_pnl": 0.0, "opened_at": "2026-03-12T18:01:52.554929+00:00"}, {"symbol": "RMV_CFD.UK", "qty": 0.0, "avg_price": 424.3, "last_price": 424.3, "unrealized_pnl": 0.0, "opened_at": "2026-02-18T09:36:37.284518+00:00"}, {"symbol": "TMV_CFD.DE", "qty": 0.0, "avg_price": 4.781, "last_price": 4.467, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T09:33:49.074031+00:00"}, {"symbol": "TRN_CFD.UK", "qty": 0.0, "avg_price": 184.5, "last_price": 204.2, "unrealized_pnl": 0.0, "opened_at": "2026-03-05T10:27:11.178069+00:00"}, {"symbol": "UKW_CFD.UK", "qty": 0.0, "avg_price": 92.35, "last_price": 92.35, "unrealized_pnl": 0.0, "opened_at": "2026-02-25T17:57:28.313088+00:00"}, {"symbol": "ULTA_CFD.US", "qty": 5.605381165919282, "avg_price": 535.2, "last_price": 536.97, "unrealized_pnl": 9.921524663677028, "opened_at": "2026-03-15T18:15:23.812047+00:00"}, {"symbol": "UTG_CFD.UK", "qty": 6.504770164787511, "avg_price": 461.2, "last_price": 457.2, "unrealized_pnl": -26.019080659150045, "opened_at": "2026-03-30T10:23:56.039732+00:00"}, {"symbol": "WPP_CFD.UK", "qty": 0.0, "avg_price": 232.09999999999997, "last_price": 232.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-28T10:51:05.818250+00:00"}, {"symbol": "ZS_CFD.US", "qty": 0.0, "avg_price": 159.76, "last_price": 138.82, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T17:32:49.140800+00:00"}], "candidates": [{"symbol": "PAGE_CFD.UK", "mean_reversion_score": 92, "selection_reason": "Extreme 1D selloff (-36.8%) with deep discounts vs MA200 (-40.6%) and MA50 (-31.7%): classic short-term oversold setup."}, {"symbol": "HAS_CFD.UK", "mean_reversion_score": 82, "selection_reason": "Sharp down day (-17.2%) while significantly below MA200 (-26.5%) and below MA50 (-12.9%), supporting mean-reversion bounce potential."}, {"symbol": "CRST_CFD.UK", "mean_reversion_score": 79, "selection_reason": "Large drop (-12.8%) with price far under MA200 (-28.2%) and MA50 (-15.8%), indicating stretched downside vs trend."}, {"symbol": "ICG_CFD.UK", "mean_reversion_score": 74, "selection_reason": "Downside shock (-15.2%) with price below MA200 (-16.2%) and MA50 (-12.3%), consistent with oversold mean-reversion profile."}, {"symbol": "THG_CFD.UK", "mean_reversion_score": 68, "selection_reason": "Very large 1D selloff (-21.5%) and notably below MA50 (-18.7%); despite MA200 near flat (+2.7%), the short-term stretch favors rebound potential."}], "output_schema": {"actions": {"sell": [{"symbol": "string", "reason": "string"}], "hold": [{"symbol": "string", "reason": "string"}], "buy": [{"symbol": "string", "position_size": "number (currency amount)", "reason": "string"}]}, "portfolio_rationale": "string"}}
Output JSON
{
  "actions": {
    "buy": [
      {
        "reason": "Initiate a new position due to strong mean-reversion signal (score 82) described as a sharp down day with price significantly below key moving averages, which fits the strategy’s oversold-bounce profile.",
        "symbol": "HAS_CFD.UK",
        "position_size": 3000
      },
      {
        "reason": "Initiate a new position due to high mean-reversion score (79) with a large drop and stretched downside vs MA200/MA50 per the provided selection rationale.",
        "symbol": "CRST_CFD.UK",
        "position_size": 3000
      }
    ],
    "hold": [
      {
        "reason": "Hold to avoid churn; position is already established and there is no provided competing mean-reversion signal that clearly dominates it enough to justify a forced rotation beyond the limited sell budget.",
        "symbol": "ADBE_CFD.US"
      },
      {
        "reason": "Hold; position is modestly positive and no explicit new mean-reversion edge is provided to justify replacing it under the overtrading constraint.",
        "symbol": "CLX_CFD.US"
      },
      {
        "reason": "Hold; position is positive and there is no risk/event flag provided that would force an exit.",
        "symbol": "COTY_CFD.US"
      },
      {
        "reason": "Hold; despite being down, no new information is provided to justify exiting versus letting the existing position mean-revert, and we are already using the limited sell slots for higher-impact rotations.",
        "symbol": "FICO_CFD.US"
      },
      {
        "reason": "Hold; position is positive and there is no stronger, explicitly signaled replacement need given the buy/sell limits.",
        "symbol": "FUTR_CFD.UK"
      },
      {
        "reason": "Hold; it is itself a mean-reversion candidate (score 74) and already in the portfolio, so keep exposure rather than churning.",
        "symbol": "ICG_CFD.UK"
      },
      {
        "reason": "Hold; it is the top mean-reversion candidate (score 92) and already held, so maintain the position to capture potential rebound.",
        "symbol": "PAGE_CFD.UK"
      },
      {
        "reason": "Hold; position is near flat and there is no clear improvement case provided that warrants rotation under the overtrading rule.",
        "symbol": "ULTA_CFD.US"
      }
    ],
    "sell": [
      {
        "reason": "Portfolio is already at the 10-position cap; AUTO is not among the current highest mean-reversion candidates and is roughly flat since entry, so we redeploy this slot into a stronger oversold signal.",
        "symbol": "AUTO_CFD.UK"
      },
      {
        "reason": "To stay within the 10-position limit and avoid adding leverage, exit a non-candidate holding with only a small adverse move to fund a higher mean-reversion-score setup.",
        "symbol": "UTG_CFD.UK"
      }
    ]
  },
  "portfolio_rationale": "The portfolio was already at the 10-position maximum, so new entries require offsetting exits. To respect the overtrading limits (max 2 sells and 2 buys) and avoid leverage creep, we rotate out two non-candidate holdings (AUTO, UTG) with limited current edge and redeploy into two higher-scoring, explicitly identified oversold mean-reversion candidates (HAS, CRST). Existing holdings are otherwise maintained to avoid churn, with particular emphasis on keeping current candidate holdings PAGE (score 92) and ICG (score 74)."
}
Selection logs
#1047stage12026-04-07T18:51:09.034193+00:00
{
  "selected_stocks": [
    {
      "symbol": "PAGE_CFD.UK",
      "selection_reason": "Extreme 1D selloff (-36.8%) with deep discounts vs MA200 (-40.6%) and MA50 (-31.7%): classic short-term oversold setup.",
      "mean_reversion_score": 92
    },
    {
      "symbol": "HAS_CFD.UK",
      "selection_reason": "Sharp down day (-17.2%) while significantly below MA200 (-26.5%) and below MA50 (-12.9%), supporting mean-reversion bounce potential.",
      "mean_reversion_score": 82
    },
    {
      "symbol": "CRST_CFD.UK",
      "selection_reason": "Large drop (-12.8%) with price far under MA200 (-28.2%) and MA50 (-15.8%), indicating stretched downside vs trend.",
      "mean_reversion_score": 79
    },
    {
      "symbol": "ICG_CFD.UK",
      "selection_reason": "Downside shock (-15.2%) with price below MA200 (-16.2%) and MA50 (-12.3%), consistent with oversold mean-reversion profile.",
      "mean_reversion_score": 74
    },
    {
      "symbol": "THG_CFD.UK",
      "selection_reason": "Very large 1D selloff (-21.5%) and notably below MA50 (-18.7%); despite MA200 near flat (+2.7%), the short-term stretch favors rebound potential.",
      "mean_reversion_score": 68
    }
  ],
  "rejected_common_reasons": [
    "Overbought / momentum-up: large positive 1D moves and/or far above moving averages (not a mean-reversion-long setup).",
    "Insufficient oversold signal: small 1D move and price near MAs (limited reversion edge).",
    "Key technical missing (e.g., MA200 is null), reducing confidence in 'stretched vs trend' assessment.",
    "Volatility/technical values appear anomalously extreme (possible data-quality distortion), lowering signal reliability."
  ]
}