Arena run #387

meanrev-v1amazonamazon/nova-premier-v1EUsuccess
Arena
Run status
as_of: 2026-03-03T10:20:03.276878+00:00
started_at: 2026-03-03T12:59:47.612680+00:00
finished_at: 2026-03-03T13:00:09.525281+00:00
duration_ms: 21911
Inputs
{
  "dry_run": false,
  "selected": [
    {
      "symbol": "RHIM_CFD.UK",
      "selection_reason": "+12.9% from MA200 and +17.9% from MA50 indicates overbought condition",
      "mean_reversion_score": 78
    },
    {
      "symbol": "BT_CFD.UK",
      "selection_reason": "+13.0% from MA200 and +12.3% from MA50 shows strong upward deviation",
      "mean_reversion_score": 75
    },
    {
      "symbol": "MKS_CFD.UK",
      "selection_reason": "+10.1% from MA200 and +12.6% from MA50 with 102.3% volatility",
      "mean_reversion_score": 72
    },
    {
      "symbol": "LAND_CFD.UK",
      "selection_reason": "+10.3% from MA200 and +4.1% from MA50 with moderate volatility",
      "mean_reversion_score": 68
    },
    {
      "symbol": "WKP_CFD.UK",
      "selection_reason": "+1.9% from MA200 but +5.8% from MA50 with low 70.2% volatility",
      "mean_reversion_score": 65
    }
  ],
  "universe_symbols": [
    "CCL_CFD.UK",
    "DLN_CFD.UK",
    "CRDA_CFD.UK",
    "AGFB_CFD.BE",
    "RHIM_CFD.UK",
    "WIZZ_CFD.UK",
    "VSVS_CFD.UK",
    "ANTO_CFD.UK",
    "PSN_CFD.UK",
    "BIG_CFD.FR",
    "LAND_CFD.UK",
    "DOCS_CFD.UK",
    "ADJ_CFD.DE",
    "SSE_CFD.UK",
    "BYW6_CFD.DE",
    "BTRW_CFD.UK",
    "TBCG_CFD.UK",
    "DPLM_CFD.UK",
    "IPR_CFD.PT",
    "MNDI_CFD.UK",
    "AAL_CFD.UK",
    "IPO_CFD.UK",
    "ATG_CFD.UK",
    "DEQ_CFD.DE",
    "BLND_CFD.UK",
    "ALTR_CFD.PT",
    "SPX_CFD.UK",
    "BPOST_CFD.BE",
    "CCC_CFD.UK",
    "BYIT_CFD.UK",
    "HAIN_CFD.US",
    "WKP_CFD.UK",
    "RENE_CFD.PT",
    "BRBY_CFD.UK",
    "NWG_CFD.UK",
    "BT_CFD.UK",
    "JMAT_CFD.UK",
    "MCG_CFD.UK",
    "EZJ_CFD.UK",
    "FUTR_CFD.UK",
    "OCDO_CFD.UK",
    "NBA_CFD.PT",
    "SEM_CFD.PT",
    "PEUG_CFD.FR",
    "MKS_CFD.UK",
    "VOD_CFD.UK",
    "BRNL_CFD.NL",
    "AMCX_CFD.US"
  ]
}
Outputs
{
  "actions": {
    "buy": [
      {
        "reason": "Highest mean-reversion score (78) and +12.9%/+17.9% deviations from MA200/MA50",
        "symbol": "RHIM_CFD.UK",
        "position_size": 3000
      },
      {
        "reason": "Second-highest score (75) with +13.0%/+12.3% deviations",
        "symbol": "BT_CFD.UK",
        "position_size": 3000
      }
    ],
    "hold": [
      {
        "reason": "Near entry price with minimal PnL movement",
        "symbol": "AKAM_CFD.US"
      },
      {
        "reason": "Strong +7.3% gain since entry",
        "symbol": "CABO_CFD.US"
      },
      {
        "reason": "+3.4% gain with stable performance",
        "symbol": "FUTR_CFD.UK"
      },
      {
        "reason": "+2.9% gain with low volatility",
        "symbol": "UKW_CFD.UK"
      }
    ],
    "sell": [
      {
        "reason": "-3.6% deviation from MA200 and high volatility makes it prime sell candidate",
        "symbol": "REC_CFD.BE"
      }
    ]
  },
  "portfolio_rationale": "Maintaining core winners while pruning underperforming positions. Added two EU candidates with strongest overbought signals per mean-reversion metrics. Kept leverage at 2.8x (8 positions) after adjustments."
}
Prompts & responses
#761openrouteramazon/nova-premier-v12026-03-03T12:59:47.656383+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": "CCL_CFD.UK", "name": "CARNIVAL PLC", "sector": "", "last_price": 2373.0, "change_1d_pct": 7.912687585266021, "distance_from_ma200_pct": 26.41215845244669, "distance_from_ma50_pct": 14.616441127141865, "volatility_20d_pct": 141.1300212149729, "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": "CRDA_CFD.UK", "name": "CRODA INTERNATIONAL PLC", "sector": "", "last_price": 2985.0, "change_1d_pct": -3.522947640594698, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 4.683214914464862, "volatility_20d_pct": 5384.213547557704, "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": "AGFB_CFD.BE", "name": "Agfa-Gevaert", "sector": "", "last_price": 0.499, "change_1d_pct": 0.0, "distance_from_ma200_pct": -38.433066008636644, "distance_from_ma50_pct": 1.5176791308947335, "volatility_20d_pct": 97.65260374778039, "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": "RHIM_CFD.UK", "name": "", "sector": "", "last_price": 2960.0, "change_1d_pct": 9.023941068139973, "distance_from_ma200_pct": 12.939755835694466, "distance_from_ma50_pct": 17.95826987098712, "volatility_20d_pct": 137.0123103901981, "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": "WIZZ_CFD.UK", "name": "WIZZ AIR HOLDINGS PLC", "sector": "", "last_price": 1149.0, "change_1d_pct": -18.888010391370646, "distance_from_ma200_pct": -7.64087670109288, "distance_from_ma50_pct": -11.400729027804601, "volatility_20d_pct": 135.2554859780018, "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": "VSVS_CFD.UK", "name": "", "sector": "", "last_price": 463.8, "change_1d_pct": -4.292199752373094, "distance_from_ma200_pct": 19.308105594104475, "distance_from_ma50_pct": 3.7537934561287845, "volatility_20d_pct": 98.45261273284595, "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": "ANTO_CFD.UK", "name": "ANTOFAGASTA PLC", "sector": "", "last_price": 3977.0, "change_1d_pct": -9.366453965360078, "distance_from_ma200_pct": 51.282975299811405, "distance_from_ma50_pct": 8.657799949761124, "volatility_20d_pct": 126.3558600560107, "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": "PSN_CFD.UK", "name": "", "sector": "", "last_price": 1534.5, "change_1d_pct": 7.382785164450656, "distance_from_ma200_pct": 21.219431937066368, "distance_from_ma50_pct": 9.190705106538676, "volatility_20d_pct": 86.88935643255697, "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": "BIG_CFD.FR", "name": "Bigben Interactive", "sector": "", "last_price": 0.473, "change_1d_pct": -40.65244667503137, "distance_from_ma200_pct": -57.481044006670004, "distance_from_ma50_pct": -45.84258856396987, "volatility_20d_pct": 245.7660340614924, "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": "LAND_CFD.UK", "name": "LAND SECURITIES GROUP PLC", "sector": "", "last_price": 657.5, "change_1d_pct": 5.537720706260041, "distance_from_ma200_pct": 10.252603386758752, "distance_from_ma50_pct": 4.122919204415387, "volatility_20d_pct": 71.29024668360088, "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": 68.8, "change_1d_pct": 4.305639781685877, "distance_from_ma200_pct": -8.701612186211548, "distance_from_ma50_pct": -9.18978279463164, "volatility_20d_pct": 118.95688421046393, "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": "ADJ_CFD.DE", "name": "ADLER GROUP SA", "sector": "", "last_price": 0.196, "change_1d_pct": 0.512820512820511, "distance_from_ma200_pct": -6.766559638482573, "distance_from_ma50_pct": 1.0830324909747224, "volatility_20d_pct": 312.9377704458121, "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": "SSE_CFD.UK", "name": "", "sector": "", "last_price": 2689.0, "change_1d_pct": 2.0493358633776104, "distance_from_ma200_pct": 34.94705047099984, "distance_from_ma50_pct": 12.00356678669805, "volatility_20d_pct": 66.32836276369055, "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": "BYW6_CFD.DE", "name": "BayWa AG vNa", "sector": "", "last_price": 3.014, "change_1d_pct": -1.147917349950811, "distance_from_ma200_pct": -53.76577317310377, "distance_from_ma50_pct": -6.0503101524266745, "volatility_20d_pct": 102.11947236494477, "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": "BTRW_CFD.UK", "name": "Barratt Redrow Plc", "sector": "", "last_price": 354.2, "change_1d_pct": -2.9854834291974885, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -6.862023266087469, "volatility_20d_pct": 3052.368361552524, "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": "TBCG_CFD.UK", "name": "TBC BANK GROUP PLC", "sector": "", "last_price": 4565.0, "change_1d_pct": -3.3862433862433816, "distance_from_ma200_pct": 3.3402757700341734, "distance_from_ma50_pct": 9.87187615482803, "volatility_20d_pct": 4088.601562011032, "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": "DPLM_CFD.UK", "name": "DIPLOMA PLC", "sector": "", "last_price": 5510.0, "change_1d_pct": -3.1634446397188043, "distance_from_ma200_pct": 11.192082445680152, "distance_from_ma50_pct": 0.4099861831485585, "volatility_20d_pct": 3044.185733195895, "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": "IPR_CFD.PT", "name": "Impresa SGPS SA", "sector": "", "last_price": 0.185, "change_1d_pct": -6.565656565656575, "distance_from_ma200_pct": 20.69809166530745, "distance_from_ma50_pct": -5.833248498422073, "volatility_20d_pct": 242.82012575943392, "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": "MNDI_CFD.UK", "name": "MONDI PLC", "sector": "", "last_price": 848.0, "change_1d_pct": -5.56792873051225, "distance_from_ma200_pct": -15.155066123018745, "distance_from_ma50_pct": -5.218143572158285, "volatility_20d_pct": 98.3226783777398, "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": 3586.0, "change_1d_pct": 0.055803571428580945, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 11.748904636364198, "volatility_20d_pct": 4209.946938281094, "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": 57.6, "change_1d_pct": -1.873935264054516, "distance_from_ma200_pct": 10.233643652522883, "distance_from_ma50_pct": -2.027486732888828, "volatility_20d_pct": 89.82123635439407, "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": 305.0, "change_1d_pct": 4.2735042735042805, "distance_from_ma200_pct": -30.344980756373573, "distance_from_ma50_pct": -1.1704016694101371, "volatility_20d_pct": 159.9931345477538, "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": "DEQ_CFD.DE", "name": "DEUTSCHE EUROSHOP AG", "sector": "", "last_price": 19.808, "change_1d_pct": -4.997601918465233, "distance_from_ma200_pct": 3.448131791917164, "distance_from_ma50_pct": 1.530127917299695, "volatility_20d_pct": 42.79343895376628, "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": "BLND_CFD.UK", "name": "BRITISH LAND CO PLC", "sector": "", "last_price": 412.2, "change_1d_pct": -1.1036468330134386, "distance_from_ma200_pct": 10.038592258830414, "distance_from_ma50_pct": 2.655801721389861, "volatility_20d_pct": 88.77968057978609, "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": "ALTR_CFD.PT", "name": "Altri SGPS SA", "sector": "", "last_price": 4.83, "change_1d_pct": -1.4285714285714346, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 5.8862216376192045, "volatility_20d_pct": 1821.396714857455, "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": "SPX_CFD.UK", "name": "SPIRAX-SARCO ENGINEERING PLC", "sector": "", "last_price": 7835.0, "change_1d_pct": 12.814974802015833, "distance_from_ma200_pct": 19.23181021911573, "distance_from_ma50_pct": 11.9178241198038, "volatility_20d_pct": 82.89480545967234, "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": 2.08, "change_1d_pct": -3.0754892823858238, "distance_from_ma200_pct": -2.13491736752337, "distance_from_ma50_pct": -3.4928176385434773, "volatility_20d_pct": 67.64823561685624, "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": "CCC_CFD.UK", "name": "COMPUTACENTER PLC", "sector": "", "last_price": 3020.0, "change_1d_pct": 1.206434316353877, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -2.0345668760055946, "volatility_20d_pct": 3440.491186199078, "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": "BYIT_CFD.UK", "name": "BYTES TECHNOLOGY GROUP PLC", "sector": "", "last_price": 300.4, "change_1d_pct": -12.674418604651173, "distance_from_ma200_pct": -28.03446775272175, "distance_from_ma50_pct": -14.34777426817815, "volatility_20d_pct": 87.82535981934274, "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": "HAIN_CFD.US", "name": "The Hain Celestial Group Inc", "sector": "", "last_price": 0.7795, "change_1d_pct": -2.4893670252689515, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -27.991294290665756, "volatility_20d_pct": 9597.135346751676, "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": "WKP_CFD.UK", "name": "WORKSPACE GROUP PLC", "sector": "", "last_price": 423.0, "change_1d_pct": 3.6764705882353033, "distance_from_ma200_pct": 1.8640028868691871, "distance_from_ma50_pct": 5.808194506978848, "volatility_20d_pct": 70.2233148398582, "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": "RENE_CFD.PT", "name": "", "sector": "", "last_price": 3.695, "change_1d_pct": -3.6505867014341664, "distance_from_ma200_pct": 17.49685588589289, "distance_from_ma50_pct": 6.640884296805094, "volatility_20d_pct": 61.13086159799632, "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": "BRBY_CFD.UK", "name": "BURBERRY GROUP PLC", "sector": "", "last_price": 1109.43, "change_1d_pct": -7.3544885177452946, "distance_from_ma200_pct": -7.022066199772603, "distance_from_ma50_pct": -9.049889713471448, "volatility_20d_pct": 123.40054273085089, "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": "NWG_CFD.UK", "name": "NATWEST GROUP PLC", "sector": "", "last_price": 585.0, "change_1d_pct": -4.129793510324486, "distance_from_ma200_pct": 3.0087808382537773, "distance_from_ma50_pct": -8.368106462163071, "volatility_20d_pct": 80.19452753030116, "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": "BT_CFD.UK", "name": "BT GROUP PLC", "sector": "", "last_price": 216.2, "change_1d_pct": 8.137848246886392, "distance_from_ma200_pct": 13.016588922021931, "distance_from_ma50_pct": 12.284390080749198, "volatility_20d_pct": 89.91179246153717, "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": "JMAT_CFD.UK", "name": "", "sector": "", "last_price": 1977.0, "change_1d_pct": -14.341421143847487, "distance_from_ma200_pct": 6.731640700159547, "distance_from_ma50_pct": -9.172193441451359, "volatility_20d_pct": 122.90715427463878, "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": "MCG_CFD.UK", "name": "MOBICO GROUP PLC", "sector": "", "last_price": 31.26, "change_1d_pct": 23.851030110935035, "distance_from_ma200_pct": 12.691085471826336, "distance_from_ma50_pct": 32.023515896881435, "volatility_20d_pct": 210.87769115491298, "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": "EZJ_CFD.UK", "name": "EASYJET PLC", "sector": "", "last_price": 447.6, "change_1d_pct": -8.184615384615379, "distance_from_ma200_pct": -10.294983403269242, "distance_from_ma50_pct": -8.255338756298226, "volatility_20d_pct": 86.55788992228685, "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": "FUTR_CFD.UK", "name": "FUTURE PLC", "sector": "", "last_price": 423.6, "change_1d_pct": -20.82242990654205, "distance_from_ma200_pct": -37.68377383888033, "distance_from_ma50_pct": -24.301477407850992, "volatility_20d_pct": 153.59085037557008, "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": "OCDO_CFD.UK", "name": "OCADO GROUP PLC", "sector": "", "last_price": 221.9, "change_1d_pct": -21.312056737588648, "distance_from_ma200_pct": -14.06664037160078, "distance_from_ma50_pct": -3.1767959417158487, "volatility_20d_pct": 240.9598068877464, "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": "NBA_CFD.PT", "name": "Novabase SGPS SA", "sector": "", "last_price": 9.15, "change_1d_pct": -0.5434782608695565, "distance_from_ma200_pct": 8.026485969248466, "distance_from_ma50_pct": -0.16366612111291534, "volatility_20d_pct": 85.22890566719641, "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": "SEM_CFD.PT", "name": "Semapa-Sociedade de Investimento e Gestao SGPS SA", "sector": "", "last_price": 23.05, "change_1d_pct": -1.2847965738758016, "distance_from_ma200_pct": 26.42353309622749, "distance_from_ma50_pct": 7.0092199701024205, "volatility_20d_pct": 133.5876276405891, "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": "PEUG_CFD.FR", "name": "", "sector": "", "last_price": 68.5, "change_1d_pct": -4.596100278551529, "distance_from_ma200_pct": -8.47335629338204, "distance_from_ma50_pct": -7.160513102836608, "volatility_20d_pct": 71.15498965263245, "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": "MKS_CFD.UK", "name": "MARKS & SPENCER GROUP PLC", "sector": "", "last_price": 397.6, "change_1d_pct": 9.411117226197053, "distance_from_ma200_pct": 10.111525306334212, "distance_from_ma50_pct": 12.600812560994456, "volatility_20d_pct": 102.27498035906231, "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": "VOD_CFD.UK", "name": "", "sector": "", "last_price": 109.75, "change_1d_pct": -6.754460492778247, "distance_from_ma200_pct": 21.01865175849198, "distance_from_ma50_pct": 2.7767996943385276, "volatility_20d_pct": 66.24568290132939, "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": "BRNL_CFD.NL", "name": "Brunel International", "sector": "", "last_price": 6.7, "change_1d_pct": -2.1897810218978075, "distance_from_ma200_pct": -24.075663700518145, "distance_from_ma50_pct": -12.335563760830482, "volatility_20d_pct": 76.74461900252103, "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": "AMCX_CFD.US", "name": "AMC NETWORKS INC-A", "sector": "", "last_price": 7.98, "change_1d_pct": 6.258322237017322, "distance_from_ma200_pct": 5.677168169719127, "distance_from_ma50_pct": -5.002261850908307, "volatility_20d_pct": 105.99913672875043, "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": "RHIM_CFD.UK",
      "selection_reason": "+12.9% from MA200 and +17.9% from MA50 indicates overbought condition",
      "mean_reversion_score": 78
    },
    {
      "symbol": "BT_CFD.UK",
      "selection_reason": "+13.0% from MA200 and +12.3% from MA50 shows strong upward deviation",
      "mean_reversion_score": 75
    },
    {
      "symbol": "MKS_CFD.UK",
      "selection_reason": "+10.1% from MA200 and +12.6% from MA50 with 102.3% volatility",
      "mean_reversion_score": 72
    },
    {
      "symbol": "LAND_CFD.UK",
      "selection_reason": "+10.3% from MA200 and +4.1% from MA50 with moderate volatility",
      "mean_reversion_score": 68
    },
    {
      "symbol": "WKP_CFD.UK",
      "selection_reason": "+1.9% from MA200 but +5.8% from MA50 with low 70.2% volatility",
      "mean_reversion_score": 65
    }
  ],
  "rejected_common_reasons": [
    "Missing MA200 data",
    "Extreme 1-day movement >20%",
    "Volatility >200%"
  ]
}
#762openrouteramazon/nova-premier-v12026-03-03T13:00:03.312842+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": "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": 30.783438510081577, "avg_price": 97.455, "last_price": 97.65, "unrealized_pnl": 6.002770509466135, "opened_at": "2026-02-23T18:14:12.978497+00:00"}, {"symbol": "BIG_CFD.FR", "qty": 0.0, "avg_price": 0.453, "last_price": 0.453, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T17:32:49.140800+00:00"}, {"symbol": "BRBY_CFD.UK", "qty": 2.6807734925117064, "avg_price": 1119.08, "last_price": 1082.11, "unrealized_pnl": -99.10819601815786, "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": 8.262186725419994, "avg_price": 363.1, "last_price": 350.8, "unrealized_pnl": -101.62489672266602, "opened_at": "2026-03-02T18:21:09.503139+00:00"}, {"symbol": "BYIT_CFD.UK", "qty": 10.252904989747094, "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": 31.71247357293869, "avg_price": 94.6, "last_price": 101.495, "unrealized_pnl": 218.6575052854126, "opened_at": "2026-02-27T18:23:55.960577+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": 80.42248612712115, "avg_price": 37.303, "last_price": 36.6, "unrealized_pnl": -56.537007747365834, "opened_at": "2026-02-24T18:14:37.115518+00:00"}, {"symbol": "EZJ_CFD.UK", "qty": 6.855575868372943, "avg_price": 437.6, "last_price": 437.5, "unrealized_pnl": -0.6855575868374502, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "FUTR_CFD.UK", "qty": 22.466300549176236, "avg_price": 400.6, "last_price": 414.2, "unrealized_pnl": 305.54168746879606, "opened_at": "2026-02-18T09:36:37.284518+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": "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": "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": "LIO_CFD.UK", "qty": 0.0, "avg_price": 250.0, "last_price": 270.0, "unrealized_pnl": 240.0, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "OCDO_CFD.UK", "qty": 13.824884792626728, "avg_price": 217.0, "last_price": 217.0, "unrealized_pnl": 0.0, "opened_at": "2026-03-01T10:30:13.622938+00:00"}, {"symbol": "PAGE_CFD.UK", "qty": 14.577259475218659, "avg_price": 205.8, "last_price": 205.8, "unrealized_pnl": 0.0, "opened_at": "2026-02-22T09:32:59.506254+00:00"}, {"symbol": "REC_CFD.BE", "qty": 270.7581227436823, "avg_price": 11.08, "last_price": 10.68, "unrealized_pnl": -108.30324909747301, "opened_at": "2026-03-02T18:21:09.503139+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": "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": "UKW_CFD.UK", "qty": 64.97022198159178, "avg_price": 92.35, "last_price": 95.1, "unrealized_pnl": 178.6681104493774, "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": "WIZZ_CFD.UK", "qty": 0.0, "avg_price": 1299.0, "last_price": 1149.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-25T17:57:28.313088+00:00"}, {"symbol": "WPP_CFD.UK", "qty": 11.389521640091116, "avg_price": 263.4, "last_price": 257.0, "unrealized_pnl": -72.89293849658289, "opened_at": "2026-02-16T17:30:52.485845+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": "RHIM_CFD.UK", "mean_reversion_score": 78, "selection_reason": "+12.9% from MA200 and +17.9% from MA50 indicates overbought condition"}, {"symbol": "BT_CFD.UK", "mean_reversion_score": 75, "selection_reason": "+13.0% from MA200 and +12.3% from MA50 shows strong upward deviation"}, {"symbol": "MKS_CFD.UK", "mean_reversion_score": 72, "selection_reason": "+10.1% from MA200 and +12.6% from MA50 with 102.3% volatility"}, {"symbol": "LAND_CFD.UK", "mean_reversion_score": 68, "selection_reason": "+10.3% from MA200 and +4.1% from MA50 with moderate volatility"}, {"symbol": "WKP_CFD.UK", "mean_reversion_score": 65, "selection_reason": "+1.9% from MA200 but +5.8% from MA50 with low 70.2% volatility"}], "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 (78) and +12.9%/+17.9% deviations from MA200/MA50",
        "symbol": "RHIM_CFD.UK",
        "position_size": 3000
      },
      {
        "reason": "Second-highest score (75) with +13.0%/+12.3% deviations",
        "symbol": "BT_CFD.UK",
        "position_size": 3000
      }
    ],
    "hold": [
      {
        "reason": "Near entry price with minimal PnL movement",
        "symbol": "AKAM_CFD.US"
      },
      {
        "reason": "Strong +7.3% gain since entry",
        "symbol": "CABO_CFD.US"
      },
      {
        "reason": "+3.4% gain with stable performance",
        "symbol": "FUTR_CFD.UK"
      },
      {
        "reason": "+2.9% gain with low volatility",
        "symbol": "UKW_CFD.UK"
      }
    ],
    "sell": [
      {
        "reason": "-3.6% deviation from MA200 and high volatility makes it prime sell candidate",
        "symbol": "REC_CFD.BE"
      }
    ]
  },
  "portfolio_rationale": "Maintaining core winners while pruning underperforming positions. Added two EU candidates with strongest overbought signals per mean-reversion metrics. Kept leverage at 2.8x (8 positions) after adjustments."
}
Selection logs
#379stage12026-03-03T13:00:03.310724+00:00
{
  "selected_stocks": [
    {
      "symbol": "RHIM_CFD.UK",
      "selection_reason": "+12.9% from MA200 and +17.9% from MA50 indicates overbought condition",
      "mean_reversion_score": 78
    },
    {
      "symbol": "BT_CFD.UK",
      "selection_reason": "+13.0% from MA200 and +12.3% from MA50 shows strong upward deviation",
      "mean_reversion_score": 75
    },
    {
      "symbol": "MKS_CFD.UK",
      "selection_reason": "+10.1% from MA200 and +12.6% from MA50 with 102.3% volatility",
      "mean_reversion_score": 72
    },
    {
      "symbol": "LAND_CFD.UK",
      "selection_reason": "+10.3% from MA200 and +4.1% from MA50 with moderate volatility",
      "mean_reversion_score": 68
    },
    {
      "symbol": "WKP_CFD.UK",
      "selection_reason": "+1.9% from MA200 but +5.8% from MA50 with low 70.2% volatility",
      "mean_reversion_score": 65
    }
  ],
  "rejected_common_reasons": [
    "Missing MA200 data",
    "Extreme 1-day movement >20%",
    "Volatility >200%"
  ]
}