Arena run #721

meanrev-v1amazonamazon/nova-premier-v1EUsuccess
Arena
Run status
as_of: 2026-03-19T10:09:24.325041+00:00
started_at: 2026-03-19T11:57:27.061802+00:00
finished_at: 2026-03-19T11:57:50.102224+00:00
duration_ms: 23039
Inputs
{
  "as_of": "2026-03-19T10:09:24.325041+00:00",
  "dry_run": false,
  "selected": [
    {
      "symbol": "CRST_CFD.UK",
      "selection_reason": "distance_from_ma200 1.27%, volatility 158.47%",
      "mean_reversion_score": 85
    },
    {
      "symbol": "DLN_CFD.UK",
      "selection_reason": "distance_from_ma50 12.15%, volatility 115.39%",
      "mean_reversion_score": 78
    },
    {
      "symbol": "ABDN_CFD.UK",
      "selection_reason": "distance_from_ma200 13.22%, volatility 74.75%",
      "mean_reversion_score": 72
    },
    {
      "symbol": "DOM_CFD.UK",
      "selection_reason": "distance_from_ma50 4.43%, volatility 85.81%",
      "mean_reversion_score": 69
    },
    {
      "symbol": "JMT_CFD.PT",
      "selection_reason": "distance_from_ma200 -1.28%, volatility 41.98%",
      "mean_reversion_score": 65
    }
  ],
  "simulate_only": false,
  "strict_replay": false,
  "universe_symbols": [
    "CRST_CFD.UK",
    "WTB_CFD.UK",
    "JDW_CFD.UK",
    "UTG_CFD.UK",
    "CTT_CFD.PT",
    "INVP_CFD.UK",
    "DLN_CFD.UK",
    "SOI_CFD.FR",
    "SGRO_CFD.UK",
    "EMG_CFD.UK",
    "ABDN_CFD.UK",
    "PBB_CFD.DE",
    "AAL_CFD.UK",
    "ENR_CFD.DE",
    "OPTU_CFD.US",
    "DOCS_CFD.UK",
    "SON_CFD.PT",
    "SRT3_CFD.DE",
    "SMIN_CFD.UK",
    "STM_CFD.DE",
    "BBY_CFD.UK",
    "IFX_CFD.DE",
    "DUE_CFD.DE",
    "OPM_CFD.FR",
    "PAT_CFD.DE",
    "JUN3_CFD.DE",
    "BAMNB_CFD.NL",
    "INH_CFD.DE",
    "IMI_CFD.UK",
    "FR_CFD.FR",
    "HYQ_CFD.DE",
    "FRVIA_CFD.FR",
    "AYV_CFD.FR",
    "JCQ_CFD.FR",
    "BDT_CFD.DE",
    "DOM_CFD.UK",
    "JMT_CFD.PT",
    "BARC_CFD.UK",
    "WIX_CFD.UK",
    "BESI_CFD.NL",
    "KBX_CFD.DE",
    "BAS_CFD.DE",
    "IPO_CFD.UK",
    "ATG_CFD.UK",
    "EGL_CFD.PT",
    "BME_CFD.UK",
    "BEI_CFD.DE",
    "EXM_CFD.BE"
  ]
}
Outputs
{
  "actions": {
    "buy": [
      {
        "reason": "Highest mean-reversion score among candidates",
        "symbol": "CRST_CFD.UK",
        "position_size": 3000
      },
      {
        "reason": "Strong mean-reversion score and volatility characteristics",
        "symbol": "ABDN_CFD.UK",
        "position_size": 3000
      }
    ],
    "hold": [
      {
        "reason": "Maintain existing position with positive PnL",
        "symbol": "UKW_CFD.UK"
      },
      {
        "reason": "Maintain position with strong positive PnL",
        "symbol": "FICO_CFD.US"
      },
      {
        "reason": "Hold due to significant unrealized gains",
        "symbol": "TRN_CFD.UK"
      }
    ],
    "sell": [
      {
        "reason": "Low mean-reversion score and negative unrealized PnL",
        "symbol": "FBIN_CFD.US"
      }
    ]
  },
  "portfolio_rationale": "Execute 1 sell order to reduce underperforming asset FBIN_CFD.US. Maintain 3 existing positions with strong performance. Open 2 new long positions using available capital (remaining €1,000) based on top mean-reversion candidates. Portfolio remains within 10-position limit and 3.0x leverage constraint."
}
Prompts & responses
#1426openrouteramazon/nova-premier-v12026-03-19T11:57:27.106494+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": "EU", "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": "CRST_CFD.UK", "name": "CREST NICHOLSON HOLDINGS", "sector": "", "last_price": 167.8, "change_1d_pct": 24.85119047619049, "distance_from_ma200_pct": 1.2720261375977815, "distance_from_ma50_pct": 17.82963155418549, "volatility_20d_pct": 158.46878099582966, "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": "WTB_CFD.UK", "name": "WHITBREAD PLC", "sector": "", "last_price": 2691.0, "change_1d_pct": 11.659751037344401, "distance_from_ma200_pct": -5.969827496214986, "distance_from_ma50_pct": -5.069507041577781, "volatility_20d_pct": 87.61035263352142, "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": 748.5, "change_1d_pct": 9.750733137829904, "distance_from_ma200_pct": 6.242631058659898, "distance_from_ma50_pct": 5.290077328071208, "volatility_20d_pct": 98.2373545531062, "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": "UTG_CFD.UK", "name": "UNITE GROUP PLC/THE", "sector": "", "last_price": 567.5, "change_1d_pct": 3.4639927073837784, "distance_from_ma200_pct": -23.929923575376698, "distance_from_ma50_pct": -3.6875042216270137, "volatility_20d_pct": 73.84223442053181, "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": "CTT_CFD.PT", "name": "CTT Correios de Portugal SA", "sector": "", "last_price": 6.74, "change_1d_pct": -1.027900146842886, "distance_from_ma200_pct": -7.600034272984313, "distance_from_ma50_pct": -4.056939501779366, "volatility_20d_pct": 54.50804863582498, "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": "INVP_CFD.UK", "name": "", "sector": "", "last_price": 623.5, "change_1d_pct": 8.529155787641418, "distance_from_ma200_pct": 17.34715626999408, "distance_from_ma50_pct": 9.569618971869698, "volatility_20d_pct": 76.97154585310399, "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": "DLN_CFD.UK", "name": "DERWENT LONDON PLC", "sector": "", "last_price": 1953.0, "change_1d_pct": 10.401356698699837, "distance_from_ma200_pct": 5.069478604951705, "distance_from_ma50_pct": 12.150447212111025, "volatility_20d_pct": 115.39088732649292, "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": "SOI_CFD.FR", "name": "SOITEC", "sector": "", "last_price": 58.44, "change_1d_pct": -6.406149903907754, "distance_from_ma200_pct": 57.5930652579292, "distance_from_ma50_pct": 56.731488707769785, "volatility_20d_pct": 154.65744009200824, "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": "SGRO_CFD.UK", "name": "SEGRO PLC", "sector": "", "last_price": 789.8, "change_1d_pct": 5.166444740346199, "distance_from_ma200_pct": 16.137238395282736, "distance_from_ma50_pct": 8.124180991500651, "volatility_20d_pct": 71.28658783635437, "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": "EMG_CFD.UK", "name": "MAN GROUP PLC/JERSEY", "sector": "", "last_price": 269.6, "change_1d_pct": 2.353834472285521, "distance_from_ma200_pct": 42.186331073171914, "distance_from_ma50_pct": 15.516783354614262, "volatility_20d_pct": 86.92367167139048, "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": "ABDN_CFD.UK", "name": "Aberdeen Group Plc", "sector": "", "last_price": 215.2, "change_1d_pct": -0.6463527239150557, "distance_from_ma200_pct": 13.219747060140353, "distance_from_ma50_pct": 3.663782514155023, "volatility_20d_pct": 74.75396598460024, "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": "PBB_CFD.DE", "name": "DEUTSCHE PFANDBRIEFBANK AG", "sector": "", "last_price": 2.826, "change_1d_pct": -0.17661603673613246, "distance_from_ma200_pct": -39.20253344290933, "distance_from_ma50_pct": -25.028651470775507, "volatility_20d_pct": 97.41158206484441, "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": "AAL_CFD.UK", "name": "ANGLO AMERICAN PLC", "sector": "", "last_price": 2917.0, "change_1d_pct": -9.40993788819876, "distance_from_ma200_pct": 5.592433370025218, "distance_from_ma50_pct": -14.648679980536272, "volatility_20d_pct": 96.48440980552296, "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": "ENR_CFD.DE", "name": "SIEMENS ENERGY AG", "sector": "", "last_price": 144.55, "change_1d_pct": -1.98405164230111, "distance_from_ma200_pct": 27.43747309696203, "distance_from_ma50_pct": -3.4877929250643147, "volatility_20d_pct": 100.71407605132276, "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": "OPTU_CFD.US", "name": "Optimum Communications Inc.", "sector": "", "last_price": 1.44, "change_1d_pct": 0.6993006993007089, "distance_from_ma200_pct": -30.485155684286745, "distance_from_ma50_pct": -10.86902698687794, "volatility_20d_pct": 129.59489853690494, "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": "DOCS_CFD.UK", "name": "DR. MARTENS PLC", "sector": "", "last_price": 65.6, "change_1d_pct": -1.501501501501501, "distance_from_ma200_pct": -13.08259339811949, "distance_from_ma50_pct": -12.14348468939509, "volatility_20d_pct": 121.2025974369199, "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": "SON_CFD.PT", "name": "", "sector": "", "last_price": 1.8639999999999999, "change_1d_pct": -3.818369453044379, "distance_from_ma200_pct": 24.974019617702847, "distance_from_ma50_pct": 0.2926997245179086, "volatility_20d_pct": 53.14142319218139, "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": "SRT3_CFD.DE", "name": "SARTORIUS AG-VORZUG", "sector": "", "last_price": 211.481, "change_1d_pct": 2.7659398704498406, "distance_from_ma200_pct": -4.818641505865662, "distance_from_ma50_pct": -10.727537579273893, "volatility_20d_pct": 82.06713361577874, "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": "SMIN_CFD.UK", "name": "SMITHS GROUP PLC", "sector": "", "last_price": 2544.0, "change_1d_pct": 1.4333845019038671, "distance_from_ma200_pct": 14.948150770494873, "distance_from_ma50_pct": 4.167383226889343, "volatility_20d_pct": 72.718462979927, "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": "STM_CFD.DE", "name": "STABILUS SA", "sector": "", "last_price": 15.28, "change_1d_pct": -5.690655474632777, "distance_from_ma200_pct": -31.249723007923603, "distance_from_ma50_pct": -19.092822982721458, "volatility_20d_pct": 67.18192766585815, "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": 759.18, "change_1d_pct": 5.222453222453205, "distance_from_ma200_pct": 33.313724414201815, "distance_from_ma50_pct": 8.832962232591, "volatility_20d_pct": 54.25956465831767, "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": "IFX_CFD.DE", "name": "INFINEON TECHNOLOGIES AG", "sector": "", "last_price": 37.723, "change_1d_pct": -4.720650636492218, "distance_from_ma200_pct": 2.167044729600476, "distance_from_ma50_pct": -10.914807605929022, "volatility_20d_pct": 82.74754451039385, "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": "DUE_CFD.DE", "name": "DUERR AG", "sector": "", "last_price": 18.572, "change_1d_pct": -2.2526315789473728, "distance_from_ma200_pct": -14.016090269215942, "distance_from_ma50_pct": -17.510058069863277, "volatility_20d_pct": 84.63567658964466, "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": "OPM_CFD.FR", "name": "OPmobility", "sector": "", "last_price": 14.07, "change_1d_pct": -3.3653846153846145, "distance_from_ma200_pct": -0.9741762188111736, "distance_from_ma50_pct": -12.805289936354669, "volatility_20d_pct": 80.56983186296249, "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": "PAT_CFD.DE", "name": "PATRIZIA AG", "sector": "", "last_price": 7.113, "change_1d_pct": -2.6016705463508094, "distance_from_ma200_pct": -8.505290562911782, "distance_from_ma50_pct": -11.339075373627328, "volatility_20d_pct": 66.59621989003965, "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": "JUN3_CFD.DE", "name": "", "sector": "", "last_price": 28.6, "change_1d_pct": -1.6810478187630928, "distance_from_ma200_pct": -15.152665867638149, "distance_from_ma50_pct": -17.199609738020715, "volatility_20d_pct": 72.09475568748597, "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": "BAMNB_CFD.NL", "name": "Royal BAM Group NV", "sector": "", "last_price": 9.235, "change_1d_pct": 7.259001161440182, "distance_from_ma200_pct": 25.497966008872485, "distance_from_ma50_pct": 2.7478799557633327, "volatility_20d_pct": 76.00421721263548, "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": "INH_CFD.DE", "name": "Indus Holding AG", "sector": "", "last_price": 27.595, "change_1d_pct": -3.9572601976889943, "distance_from_ma200_pct": 8.830815113029056, "distance_from_ma50_pct": -10.14468025247407, "volatility_20d_pct": 63.838980003206856, "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": "IMI_CFD.UK", "name": "IMI PLC", "sector": "", "last_price": 2774.0, "change_1d_pct": 4.7583081570997, "distance_from_ma200_pct": 25.227479847754264, "distance_from_ma50_pct": 6.661876238540865, "volatility_20d_pct": 87.69330898337377, "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": "FR_CFD.FR", "name": "Valeo S.A.", "sector": "", "last_price": 10.435, "change_1d_pct": 1.527534539793729, "distance_from_ma200_pct": -4.7262534637736, "distance_from_ma50_pct": -13.05412890818982, "volatility_20d_pct": 84.91345418962405, "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": "HYQ_CFD.DE", "name": "HYPOPORT SE", "sector": "", "last_price": 82.3, "change_1d_pct": 4.707379134860057, "distance_from_ma200_pct": -40.95816010418051, "distance_from_ma50_pct": -13.41228001143, "volatility_20d_pct": 117.16536187138387, "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": "FRVIA_CFD.FR", "name": "FORVIA SE", "sector": "", "last_price": 9.704, "change_1d_pct": 1.0412328196584886, "distance_from_ma200_pct": -15.877293891134602, "distance_from_ma50_pct": -25.14297968585353, "volatility_20d_pct": 104.52745179605974, "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": "AYV_CFD.FR", "name": "AYVENS", "sector": "", "last_price": 9.885, "change_1d_pct": 2.75467775467777, "distance_from_ma200_pct": -4.923720161220901, "distance_from_ma50_pct": -10.80451887677759, "volatility_20d_pct": 70.36446158691075, "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": "JCQ_CFD.FR", "name": "", "sector": "", "last_price": 20.638, "change_1d_pct": -6.615384615384611, "distance_from_ma200_pct": 0.2803164772542388, "distance_from_ma50_pct": -9.488728412680159, "volatility_20d_pct": 63.94827968868113, "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": "BDT_CFD.DE", "name": "Bertrandt AG", "sector": "", "last_price": 16.8, "change_1d_pct": -4.977375565610853, "distance_from_ma200_pct": -12.65349328835682, "distance_from_ma50_pct": -9.435622204229144, "volatility_20d_pct": 119.9193797076092, "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": "DOM_CFD.UK", "name": "DOMINO'S PIZZA GROUP PLC", "sector": "", "last_price": 189.21, "change_1d_pct": 4.190528634361246, "distance_from_ma200_pct": -12.46581454882838, "distance_from_ma50_pct": 4.428944053991102, "volatility_20d_pct": 85.812071272284, "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": "JMT_CFD.PT", "name": "Jeronimo Martins SGPS SA", "sector": "", "last_price": 20.86, "change_1d_pct": -7.28888888888889, "distance_from_ma200_pct": -1.2756314798219703, "distance_from_ma50_pct": -0.9443056271801975, "volatility_20d_pct": 41.97995546507682, "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": "BARC_CFD.UK", "name": "BARCLAYS PLC", "sector": "", "last_price": 387.05, "change_1d_pct": -0.025829781738340163, "distance_from_ma200_pct": -4.070147140358471, "distance_from_ma50_pct": -15.299970063392077, "volatility_20d_pct": 78.97396535754493, "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": "WIX_CFD.UK", "name": "WICKES GROUP PLC", "sector": "", "last_price": 226.5, "change_1d_pct": 5.841121495327095, "distance_from_ma200_pct": 8.152450548306668, "distance_from_ma50_pct": 0.8752318126188152, "volatility_20d_pct": 104.79521770239528, "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": "BESI_CFD.NL", "name": "BE SEMICONDUCTOR INDUSTRIES", "sector": "", "last_price": 181.35, "change_1d_pct": -3.7931034482758696, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 9.39196525515744, "volatility_20d_pct": 5143.441723560482, "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": "KBX_CFD.DE", "name": "KNORR-BREMSE AG", "sector": "", "last_price": 97.491, "change_1d_pct": -2.3625438157235834, "distance_from_ma200_pct": 7.9958060526436725, "distance_from_ma50_pct": -5.689854851510201, "volatility_20d_pct": 60.6413564634142, "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": "BAS_CFD.DE", "name": "BASF SE", "sector": "", "last_price": 46.7, "change_1d_pct": -3.296612275325106, "distance_from_ma200_pct": 4.694013251078655, "distance_from_ma50_pct": -1.6008094439624032, "volatility_20d_pct": 61.25729689372559, "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": "IPO_CFD.UK", "name": "IP GROUP PLC", "sector": "", "last_price": 55.9, "change_1d_pct": -2.951388888888895, "distance_from_ma200_pct": 6.980220141944948, "distance_from_ma50_pct": -4.919036603619542, "volatility_20d_pct": 3048.7333361404435, "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": "EGL_CFD.PT", "name": "Mota-Engil SGPS SA", "sector": "", "last_price": 4.198, "change_1d_pct": -5.958781362007171, "distance_from_ma200_pct": -13.936963643594869, "distance_from_ma50_pct": -12.384323514311113, "volatility_20d_pct": 85.50598304949317, "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": 180.0, "change_1d_pct": -0.5799502899751507, "distance_from_ma200_pct": -17.510144533683704, "distance_from_ma50_pct": 3.6906975618860693, "volatility_20d_pct": 107.67302074828436, "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": "BEI_CFD.DE", "name": "BEIERSDORF AG", "sector": "", "last_price": 72.36, "change_1d_pct": -6.19652579725175, "distance_from_ma200_pct": -26.035306386170532, "distance_from_ma50_pct": -24.589447066398186, "volatility_20d_pct": 104.82187206907486, "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": "EXM_CFD.BE", "name": "EXMAR NV", "sector": "", "last_price": 10.0, "change_1d_pct": 0.0, "distance_from_ma200_pct": -8.960432838518129, "distance_from_ma50_pct": -1.1373163131337183, "volatility_20d_pct": 118.36969174064711, "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": "CRST_CFD.UK",
      "selection_reason": "distance_from_ma200 1.27%, volatility 158.47%",
      "mean_reversion_score": 85
    },
    {
      "symbol": "DLN_CFD.UK",
      "selection_reason": "distance_from_ma50 12.15%, volatility 115.39%",
      "mean_reversion_score": 78
    },
    {
      "symbol": "ABDN_CFD.UK",
      "selection_reason": "distance_from_ma200 13.22%, volatility 74.75%",
      "mean_reversion_score": 72
    },
    {
      "symbol": "DOM_CFD.UK",
      "selection_reason": "distance_from_ma50 4.43%, volatility 85.81%",
      "mean_reversion_score": 69
    },
    {
      "symbol": "JMT_CFD.PT",
      "selection_reason": "distance_from_ma200 -1.28%, volatility 41.98%",
      "mean_reversion_score": 65
    }
  ],
  "rejected_common_reasons": [
    "distance_from_ma200 > 25% or <-25%",
    "missing volatility data",
    "outliers with extreme volatility >200%"
  ]
}
#1427openrouteramazon/nova-premier-v12026-03-19T11:57:40.595953+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": "EU", "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": 0.0, "avg_price": 249.47, "last_price": 248.05, "unrealized_pnl": 0.0, "opened_at": "2026-03-14T18:06:47.909233+00:00"}, {"symbol": "ADP_CFD.FR", "qty": 0.0, "avg_price": 117.5, "last_price": 115.1, "unrealized_pnl": -61.276595744680996, "opened_at": "2026-02-25T10:57:06.928276+00:00"}, {"symbol": "AKAM_CFD.US", "qty": 0.0, "avg_price": 97.455, "last_price": 107.67, "unrealized_pnl": 0.0, "opened_at": "2026-02-23T18:14:12.978497+00:00"}, {"symbol": "BIG_CFD.FR", "qty": 0.0, "avg_price": 0.453, "last_price": 0.296, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T17:32:49.140800+00:00"}, {"symbol": "BRBY_CFD.UK", "qty": 0.0, "avg_price": 1119.08, "last_price": 1067.5, "unrealized_pnl": 0.0, "opened_at": "2026-03-02T10:31:26.559356+00:00"}, {"symbol": "BRNL_CFD.NL", "qty": 0.0, "avg_price": 7.05, "last_price": 6.68, "unrealized_pnl": 0.0, "opened_at": "2026-02-23T10:32:09.961595+00:00"}, {"symbol": "BTRW_CFD.UK", "qty": 0.0, "avg_price": 310.3, "last_price": 295.4, "unrealized_pnl": 0.0, "opened_at": "2026-03-02T18:21:09.503139+00:00"}, {"symbol": "BT_CFD.UK", "qty": 0.0, "avg_price": 211.0, "last_price": 207.8, "unrealized_pnl": 0.0, "opened_at": "2026-03-03T10:20:03.276878+00:00"}, {"symbol": "BYIT_CFD.UK", "qty": 20.505809979494188, "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": 94.6, "last_price": 111.495, "unrealized_pnl": 535.7822410147995, "opened_at": "2026-02-27T18:23:55.960577+00:00"}, {"symbol": "CBG_CFD.UK", "qty": 8.748396127376648, "avg_price": 342.92, "last_price": 342.92, "unrealized_pnl": 0.0, "opened_at": "2026-03-04T10:26:53.527562+00:00"}, {"symbol": "CCL_CFD.UK", "qty": 0.0, "avg_price": 1945.9999999999998, "last_price": 1842.0, "unrealized_pnl": 0.0, "opened_at": "2026-03-06T18:02:13.212382+00:00"}, {"symbol": "CO_CFD.FR", "qty": 0.0, "avg_price": 0.171, "last_price": 0.165, "unrealized_pnl": 0.0, "opened_at": "2026-03-06T10:33:43.857578+00:00"}, {"symbol": "DLN_CFD.UK", "qty": 1.6556291390728477, "avg_price": 1812.0, "last_price": 1812.0, "unrealized_pnl": 0.0, "opened_at": "2026-03-12T18:01:52.554929+00:00"}, {"symbol": "DSY_CFD.FR", "qty": 0.0, "avg_price": 17.881, "last_price": 16.752, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T09:30:55.514112+00:00"}, {"symbol": "ERA_CFD.FR", "qty": 0.0, "avg_price": 47.4, "last_price": 46.329, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T17:33:27.020111+00:00"}, {"symbol": "ESTC_CFD.US", "qty": 0.0, "avg_price": 58.085, "last_price": 55.355000000000004, "unrealized_pnl": 0.0, "opened_at": "2026-02-20T17:33:34.647633+00:00"}, {"symbol": "EXE_CFD.FR", "qty": 0.0, "avg_price": 37.303, "last_price": 35.843, "unrealized_pnl": 0.0, "opened_at": "2026-02-24T18:14:37.115518+00:00"}, {"symbol": "EZJ_CFD.UK", "qty": 0.0, "avg_price": 405.2, "last_price": 394.1, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "FBIN_CFD.US", "qty": 70.10983874737087, "avg_price": 42.790000000000006, "last_price": 41.445, "unrealized_pnl": -94.29773311521424, "opened_at": "2026-03-05T18:20:59.102726+00:00"}, {"symbol": "FICO_CFD.US", "qty": 2.6609662855571625, "avg_price": 1127.4099999999999, "last_price": 1203.775, "unrealized_pnl": 203.20469039657334, "opened_at": "2026-03-14T18:06:47.909233+00:00"}, {"symbol": "FUTR_CFD.UK", "qty": 29.709178385970056, "avg_price": 403.9155793573515, "last_price": 414.2, "unrealized_pnl": 305.5416874687975, "opened_at": "2026-02-18T09:36:37.284518+00:00"}, {"symbol": "GNRC_CFD.US", "qty": 14.950662812718031, "avg_price": 200.66, "last_price": 200.06, "unrealized_pnl": -8.970397687630733, "opened_at": "2026-03-09T18:18:45.954380+00:00"}, {"symbol": "GO_CFD.US", "qty": 0.0, "avg_price": 6.53, "last_price": 6.35, "unrealized_pnl": 0.0, "opened_at": "2026-03-05T18:20:59.102726+00:00"}, {"symbol": "HAIN_CFD.US", "qty": 0.0, "avg_price": 0.8, "last_price": 0.8, "unrealized_pnl": 0.0, "opened_at": "2026-02-27T18:23:55.960577+00:00"}, {"symbol": "HELE_CFD.US", "qty": 0.0, "avg_price": 15.94, "last_price": 15.78, "unrealized_pnl": 0.0, "opened_at": "2026-03-16T18:18:58.833148+00:00"}, {"symbol": "HIK_CFD.UK", "qty": 0.0, "avg_price": 1409.0, "last_price": 1342.0, "unrealized_pnl": -142.65436479772887, "opened_at": "2026-02-26T10:33:24.101894+00:00"}, {"symbol": "HMSO_CFD.UK", "qty": 8.600917431192661, "avg_price": 348.8, "last_price": 348.8, "unrealized_pnl": 0.0, "opened_at": "2026-02-23T18:14:12.978497+00:00"}, {"symbol": "IPO_CFD.UK", "qty": 0.0, "avg_price": 57.7, "last_price": 57.6, "unrealized_pnl": 0.0, "opened_at": "2026-02-20T09:33:44.817899+00:00"}, {"symbol": "ITV_CFD.UK", "qty": 36.210018105009055, "avg_price": 82.85, "last_price": 83.15, "unrealized_pnl": 10.863005431503128, "opened_at": "2026-03-13T10:07:39.444598+00:00"}, {"symbol": "JDW_CFD.UK", "qty": 4.514672686230249, "avg_price": 664.5, "last_price": 664.5, "unrealized_pnl": 0.0, "opened_at": "2026-03-15T10:35:48.762746+00:00"}, {"symbol": "KBCA_CFD.BE", "qty": 0.0, "avg_price": 75.3, "last_price": 75.1, "unrealized_pnl": 0.0, "opened_at": "2026-02-25T10:57:06.928276+00:00"}, {"symbol": "KEX_CFD.US", "qty": 24.390243902439025, "avg_price": 123.0, "last_price": 126.02, "unrealized_pnl": 73.65853658536575, "opened_at": "2026-03-09T18:18:45.954380+00:00"}, {"symbol": "KGF_CFD.UK", "qty": 9.505703422053232, "avg_price": 315.6, "last_price": 309.6, "unrealized_pnl": -57.034220532319395, "opened_at": "2026-03-14T10:03:26.036362+00:00"}, {"symbol": "LIO_CFD.UK", "qty": 23.300970873786408, "avg_price": 257.5, "last_price": 257.5, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "LXS_CFD.DE", "qty": 228.31050228310502, "avg_price": 13.14, "last_price": 12.261, "unrealized_pnl": -200.6849315068496, "opened_at": "2026-03-06T10:33:43.857578+00:00"}, {"symbol": "NXST_CFD.US", "qty": 12.874431379280749, "avg_price": 233.02, "last_price": 228.72, "unrealized_pnl": -55.36005493090737, "opened_at": "2026-03-15T18:15:23.812047+00:00"}, {"symbol": "OCDO_CFD.UK", "qty": 14.684287812041115, "avg_price": 204.3, "last_price": 204.3, "unrealized_pnl": 0.0, "opened_at": "2026-03-01T10:30:13.622938+00:00"}, {"symbol": "OSB_CFD.UK", "qty": 10.743061772605193, "avg_price": 558.5, "last_price": 558.5, "unrealized_pnl": 0.0, "opened_at": "2026-03-13T10:07:39.444598+00:00"}, {"symbol": "PAGE_CFD.UK", "qty": 39.39490073936085, "avg_price": 152.3039755753258, "last_price": 152.7, "unrealized_pnl": 15.601342900401843, "opened_at": "2026-02-22T09:32:59.506254+00:00"}, {"symbol": "REC_CFD.BE", "qty": 0.0, "avg_price": 11.08, "last_price": 10.68, "unrealized_pnl": 0.0, "opened_at": "2026-03-02T18:21:09.503139+00:00"}, {"symbol": "RHIM_CFD.UK", "qty": 0.0, "avg_price": 2795.0, "last_price": 2550.0, "unrealized_pnl": 0.0, "opened_at": "2026-03-03T10:20:03.276878+00:00"}, {"symbol": "RMV_CFD.UK", "qty": 0.0, "avg_price": 424.3, "last_price": 416.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T00:47:27.070066+00:00"}, {"symbol": "ROR_CFD.UK", "qty": 0.0, "avg_price": 315.64, "last_price": 309.4, "unrealized_pnl": 0.0, "opened_at": "2026-03-14T10:03:26.036362+00:00"}, {"symbol": "SGE_CFD.UK", "qty": 0.0, "avg_price": 795.4, "last_price": 813.4, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "SGRO_CFD.UK", "qty": 4.079412564590699, "avg_price": 735.4, "last_price": 735.4, "unrealized_pnl": 0.0, "opened_at": "2026-03-16T10:12:30.296045+00:00"}, {"symbol": "SYNT_CFD.UK", "qty": 326.0869565217392, "avg_price": 18.4, "last_price": 18.36, "unrealized_pnl": -13.04347826086929, "opened_at": "2026-03-03T18:03:34.247734+00:00"}, {"symbol": "TRN_CFD.UK", "qty": 97.56097560975611, "avg_price": 184.5, "last_price": 204.2, "unrealized_pnl": 1921.9512195121943, "opened_at": "2026-03-05T10:27:11.178069+00:00"}, {"symbol": "UKW_CFD.UK", "qty": 64.97022198159178, "avg_price": 92.35, "last_price": 96.7, "unrealized_pnl": 282.6204656199248, "opened_at": "2026-02-20T09:33:44.817899+00:00"}, {"symbol": "UMG_CFD.NL", "qty": 0.0, "avg_price": 19.085, "last_price": 18.665, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T09:33:49.074031+00:00"}, {"symbol": "UTG_CFD.UK", "qty": 17.821782178217823, "avg_price": 504.99999999999994, "last_price": 505.0, "unrealized_pnl": 1.0130510292025192e-12, "opened_at": "2026-03-04T10:26:53.527562+00:00"}, {"symbol": "VTY_CFD.UK", "qty": 0.0, "avg_price": 427.6, "last_price": 406.1, "unrealized_pnl": 0.0, "opened_at": "2026-03-10T18:24:41.570614+00:00"}, {"symbol": "WIZZ_CFD.UK", "qty": 3.4403669724770642, "avg_price": 872.0, "last_price": 886.5, "unrealized_pnl": 49.88532110091743, "opened_at": "2026-02-25T17:57:28.313088+00:00"}, {"symbol": "WPP_CFD.UK", "qty": 0.0, "avg_price": 263.4, "last_price": 240.8, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "WTB_CFD.UK", "qty": 1.279317697228145, "avg_price": 2345.0, "last_price": 2345.0, "unrealized_pnl": 0.0, "opened_at": "2026-03-13T18:17:31.188931+00:00"}, {"symbol": "XRX_CFD.US", "qty": 0.0, "avg_price": 1.56, "last_price": 1.52, "unrealized_pnl": 0.0, "opened_at": "2026-03-16T18:18:58.833148+00:00"}, {"symbol": "ZS_CFD.US", "qty": 0.0, "avg_price": 159.76, "last_price": 144.45, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T17:32:49.140800+00:00"}], "candidates": [{"symbol": "CRST_CFD.UK", "mean_reversion_score": 85, "selection_reason": "distance_from_ma200 1.27%, volatility 158.47%"}, {"symbol": "DLN_CFD.UK", "mean_reversion_score": 78, "selection_reason": "distance_from_ma50 12.15%, volatility 115.39%"}, {"symbol": "ABDN_CFD.UK", "mean_reversion_score": 72, "selection_reason": "distance_from_ma200 13.22%, volatility 74.75%"}, {"symbol": "DOM_CFD.UK", "mean_reversion_score": 69, "selection_reason": "distance_from_ma50 4.43%, volatility 85.81%"}, {"symbol": "JMT_CFD.PT", "mean_reversion_score": 65, "selection_reason": "distance_from_ma200 -1.28%, volatility 41.98%"}], "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": "Highest mean-reversion score among candidates",
        "symbol": "CRST_CFD.UK",
        "position_size": 3000
      },
      {
        "reason": "Strong mean-reversion score and volatility characteristics",
        "symbol": "ABDN_CFD.UK",
        "position_size": 3000
      }
    ],
    "hold": [
      {
        "reason": "Maintain existing position with positive PnL",
        "symbol": "UKW_CFD.UK"
      },
      {
        "reason": "Maintain position with strong positive PnL",
        "symbol": "FICO_CFD.US"
      },
      {
        "reason": "Hold due to significant unrealized gains",
        "symbol": "TRN_CFD.UK"
      }
    ],
    "sell": [
      {
        "reason": "Low mean-reversion score and negative unrealized PnL",
        "symbol": "FBIN_CFD.US"
      }
    ]
  },
  "portfolio_rationale": "Execute 1 sell order to reduce underperforming asset FBIN_CFD.US. Maintain 3 existing positions with strong performance. Open 2 new long positions using available capital (remaining €1,000) based on top mean-reversion candidates. Portfolio remains within 10-position limit and 3.0x leverage constraint."
}
Selection logs
#710stage12026-03-19T11:57:40.593529+00:00
{
  "selected_stocks": [
    {
      "symbol": "CRST_CFD.UK",
      "selection_reason": "distance_from_ma200 1.27%, volatility 158.47%",
      "mean_reversion_score": 85
    },
    {
      "symbol": "DLN_CFD.UK",
      "selection_reason": "distance_from_ma50 12.15%, volatility 115.39%",
      "mean_reversion_score": 78
    },
    {
      "symbol": "ABDN_CFD.UK",
      "selection_reason": "distance_from_ma200 13.22%, volatility 74.75%",
      "mean_reversion_score": 72
    },
    {
      "symbol": "DOM_CFD.UK",
      "selection_reason": "distance_from_ma50 4.43%, volatility 85.81%",
      "mean_reversion_score": 69
    },
    {
      "symbol": "JMT_CFD.PT",
      "selection_reason": "distance_from_ma200 -1.28%, volatility 41.98%",
      "mean_reversion_score": 65
    }
  ],
  "rejected_common_reasons": [
    "distance_from_ma200 > 25% or <-25%",
    "missing volatility data",
    "outliers with extreme volatility >200%"
  ]
}