Arena run #401

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).

{"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": "TRN_CFD.UK", "name": "TRAINLINE PLC", "sector": "", "last_price": 206.0, "change_1d_pct": -12.93322062552832, "distance_from_ma200_pct": -22.557701091522887, "distance_from_ma50_pct": -12.560104316644482, "volatility_20d_pct": 131.09279103846345, "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": "VCT_CFD.UK", "name": "VICTREX PLC", "sector": "", "last_price": 695.0, "change_1d_pct": -0.42979942693409656, "distance_from_ma200_pct": -3.2784163489814833, "distance_from_ma50_pct": 6.2434457730395465, "volatility_20d_pct": 118.65826330943554, "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": "SYNT_CFD.UK", "name": "SYNTHOMER PLC", "sector": "", "last_price": 20.2, "change_1d_pct": -32.666666666666664, "distance_from_ma200_pct": -73.62254515017194, "distance_from_ma50_pct": -61.002505878582646, "volatility_20d_pct": 362.0742865046256, "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": 3121.0, "change_1d_pct": 13.367235742826011, "distance_from_ma200_pct": 10.093851216079353, "distance_from_ma50_pct": 9.83246554776207, "volatility_20d_pct": 109.18178749390499, "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": "BLND_CFD.UK", "name": "BRITISH LAND CO PLC", "sector": "", "last_price": 400.4, "change_1d_pct": -3.4715525554484206, "distance_from_ma200_pct": 6.86656372352572, "distance_from_ma50_pct": -0.2590673575129543, "volatility_20d_pct": 90.47340329611018, "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": "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": "DCC_CFD.UK", "name": "DCC PLC", "sector": "", "last_price": 5080.0, "change_1d_pct": 16.08775137111518, "distance_from_ma200_pct": 5.470412938362834, "distance_from_ma50_pct": 5.336155457586478, "volatility_20d_pct": 94.82279659179201, "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": 2828.0, "change_1d_pct": 8.26952526799387, "distance_from_ma200_pct": 29.012317870749314, "distance_from_ma50_pct": 11.107007677698544, "volatility_20d_pct": 78.40398881701634, "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": "RKT_CFD.UK", "name": "", "sector": "", "last_price": 6416.0, "change_1d_pct": -0.773275595422207, "distance_from_ma200_pct": 9.203621104249947, "distance_from_ma50_pct": 1.3697812890090422, "volatility_20d_pct": 53.84159623395557, "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": "CNA_CFD.UK", "name": "CENTRICA PLC", "sector": "", "last_price": 189.9, "change_1d_pct": -3.6040609137055757, "distance_from_ma200_pct": 12.694478089261874, "distance_from_ma50_pct": 4.223265003704624, "volatility_20d_pct": 4354.2492559168495, "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": 316.5, "change_1d_pct": 3.770491803278686, "distance_from_ma200_pct": null, "distance_from_ma50_pct": 2.606496790507684, "volatility_20d_pct": 3869.8570945036245, "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": "CSGP_CFD.US", "name": "CoStar Group Inc", "sector": "", "last_price": 44.99, "change_1d_pct": -0.08882966910948031, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -27.832637164507577, "volatility_20d_pct": 6517.0730512753025, "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": 1174.5, "change_1d_pct": -0.550381033022862, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -4.69118971687319, "volatility_20d_pct": 4100.463229875871, "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": "COTY_CFD.US", "name": "Coty Inc", "sector": "", "last_price": 2.65, "change_1d_pct": -0.7490636704119868, "distance_from_ma200_pct": null, "distance_from_ma50_pct": -12.425644415069403, "volatility_20d_pct": 7661.46272234243, "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"]}}

{
  "selected_stocks": [
    {
      "symbol": "TRN_CFD.UK",
      "selection_reason": "Down 12.9% in 1d, trading 12.6% below MA50 and 22.6% below MA200; sharp selloff with moderate volatility (131%) suggests mean-reversion bounce potential over 2-10 days.",
      "mean_reversion_score": 78
    },
    {
      "symbol": "BLND_CFD.UK",
      "selection_reason": "Down 3.5% in 1d, sitting right at MA50 (−0.3%) while still 6.9% above MA200; lowest volatility in universe (90%) indicates controlled pullback likely to revert near-term.",
      "mean_reversion_score": 72
    },
    {
      "symbol": "BRBY_CFD.UK",
      "selection_reason": "Down 0.6% in 1d, trading 4.7% below MA50; mild oversold condition in a large-cap name; despite high reported vol, the small 1d move suggests stabilization and reversion toward MA50.",
      "mean_reversion_score": 65
    },
    {
      "symbol": "COTY_CFD.US",
      "selection_reason": "Down 0.7% in 1d, 12.4% below MA50; US-listed equity providing regional diversification; extended below short-term average with potential for snap-back toward MA50.",
      "mean_reversion_score": 62
    },
    {
      "symbol": "RKT_CFD.UK",
      "selection_reason": "Down 0.8% in 1d, only 1.4% above MA50 and 9.2% above MA200; low volatility (54%) and minor pullback from stable trend suggest controlled dip with reversion potential.",
      "mean_reversion_score": 60
    }
  ],
  "rejected_common_reasons": [
    "SYNT_CFD.UK: Down 32.7% in 1d with 362% volatility and 73.6% below MA200 — likely binary/event-driven crash, too risky for mean-reversion.",
    "BIG_CFD.FR: Down 40.7% in 1d with 245% volatility and 57.5% below MA200 — extreme collapse suggests structural/event risk, not a clean reversion setup.",
    "CNA_CFD.UK: Anomalous volatility (4354%) indicates data quality issues or extreme event; unreliable for mean-reversion signal.",
    "ATG_CFD.UK, CSGP_CFD.US: Extremely high reported volatility (3870%+, 6517%+) suggests data anomalies or illiquidity; excluded for unreliable signals.",
    "CRDA_CFD.UK, DCC_CFD.UK, IMI_CFD.UK, RHIM_CFD.UK, DLN_CFD.UK: All up 8-16% in 1d and well above MA50 — momentum/overbought, wrong direction for mean-reversion long entry.",
    "BBY_CFD.UK: Up 5.2% in 1d, 33% above MA200 — extended uptrend, not a reversion candidate.",
    "VCT_CFD.UK: Near-flat 1d move, 6.2% above MA50 — no meaningful dislocation to revert from."
  ]
}

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.

{"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": "AMCX_CFD.US", "qty": 0.0, "avg_price": 7.58, "last_price": 7.46, "unrealized_pnl": 0.0, "opened_at": "2026-02-24T18:14:37.115518+00:00"}, {"symbol": "AMH_CFD.US", "qty": 0.0, "avg_price": 29.63, "last_price": 29.16, "unrealized_pnl": 0.0, "opened_at": "2026-02-20T17:33:34.647633+00:00"}, {"symbol": "AML_CFD.UK", "qty": 0.0, "avg_price": 59.0, "last_price": 58.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-20T09:33:44.817899+00:00"}, {"symbol": "ARCAD_CFD.NL", "qty": 0.0, "avg_price": 28.6, "last_price": 27.5, "unrealized_pnl": 0.0, "opened_at": "2026-02-23T10:32:09.961595+00:00"}, {"symbol": "BXP_CFD.US", "qty": 0.0, "avg_price": 60.835, "last_price": 57.754999999999995, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T17:32:49.140800+00:00"}, {"symbol": "BYIT_CFD.UK", "qty": 0.0, "avg_price": 292.6, "last_price": 292.6, "unrealized_pnl": 0.0, "opened_at": "2026-02-18T09:36:37.284518+00:00"}, {"symbol": "CABO_CFD.US", "qty": 31.71247357293869, "avg_price": 94.6, "last_price": 108.8, "unrealized_pnl": 450.3171247357295, "opened_at": "2026-02-27T18:23:55.960577+00:00"}, {"symbol": "CAR_CFD.US", "qty": 32.507991547922195, "avg_price": 92.285, "last_price": 96.03, "unrealized_pnl": 121.74242834696877, "opened_at": "2026-02-25T17:57:28.313088+00:00"}, {"symbol": "CCC_CFD.UK", "qty": 1.007387508394896, "avg_price": 2978.0, "last_price": 2978.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T09:33:49.074031+00:00"}, {"symbol": "CRWD_CFD.US", "qty": 0.0, "avg_price": 423.05499999999995, "last_price": 388.21500000000003, "unrealized_pnl": 0.0, "opened_at": "2026-02-20T17:33:34.647633+00:00"}, {"symbol": "DLN_CFD.UK", "qty": 1.6556291390728477, "avg_price": 1812.0, "last_price": 1812.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-28T10:51:05.818250+00:00"}, {"symbol": "ETSY_CFD.US", "qty": 0.0, "avg_price": 44.13, "last_price": 50.905, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T00:47:27.070066+00:00"}, {"symbol": "FME_CFD.DE", "qty": 0.0, "avg_price": 38.38, "last_price": 38.14, "unrealized_pnl": 0.0, "opened_at": "2026-02-24T18:14:37.115518+00:00"}, {"symbol": "FRE_CFD.DE", "qty": 61.03018960045569, "avg_price": 49.156, "last_price": 47.93, "unrealized_pnl": -74.82301245015863, "opened_at": "2026-02-25T10:57:06.928276+00:00"}, {"symbol": "HIK_CFD.UK", "qty": 0.0, "avg_price": 1408.0, "last_price": 1342.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-26T10:33:24.101894+00:00"}, {"symbol": "HO_CFD.FR", "qty": 0.0, "avg_price": 254.566, "last_price": 251.7, "unrealized_pnl": 0.0, "opened_at": "2026-02-23T10:32:09.961595+00:00"}, {"symbol": "ICG_CFD.UK", "qty": 0.0, "avg_price": 1700.0, "last_price": 1693.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T09:30:55.514112+00:00"}, {"symbol": "LOPE_CFD.US", "qty": 0.0, "avg_price": 157.02, "last_price": 152.77, "unrealized_pnl": 0.0, "opened_at": "2026-02-22T17:33:48.338981+00:00"}, {"symbol": "LPX_CFD.US", "qty": 0.0, "avg_price": 86.45, "last_price": 82.99, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T00:47:27.070066+00:00"}, {"symbol": "LSS_CFD.FR", "qty": 0.0, "avg_price": 20.15, "last_price": 19.78, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T09:30:55.514112+00:00"}, {"symbol": "MTG_CFD.US", "qty": 0.0, "avg_price": 26.27, "last_price": 25.98, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T17:33:27.020111+00:00"}, {"symbol": "OCDO_CFD.UK", "qty": 0.0, "avg_price": 217.0, "last_price": 217.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T17:33:27.020111+00:00"}, {"symbol": "OKTA_CFD.US", "qty": 42.747221430607006, "avg_price": 70.18, "last_price": 73.29, "unrealized_pnl": 132.94385864918777, "opened_at": "2026-02-23T18:14:12.978497+00:00"}, {"symbol": "PAGE_CFD.UK", "qty": 0.0, "avg_price": 205.8, "last_price": 205.8, "unrealized_pnl": 0.0, "opened_at": "2026-02-18T09:36:37.284518+00:00"}, {"symbol": "PROX_CFD.BE", "qty": 429.79942693409737, "avg_price": 6.98, "last_price": 7.3, "unrealized_pnl": 137.5358166189109, "opened_at": "2026-02-28T10:51:05.818250+00:00"}, {"symbol": "RMV_CFD.UK", "qty": 0.0, "avg_price": 424.3, "last_price": 417.16, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "SGE_CFD.UK", "qty": 0.0, "avg_price": 795.4, "last_price": 783.4, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "STJ_CFD.UK", "qty": 2.3400936037441498, "avg_price": 1282.0, "last_price": 1304.0, "unrealized_pnl": 51.482059282371296, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "STM_CFD.DE", "qty": 162.72510305923194, "avg_price": 18.436, "last_price": 17.62, "unrealized_pnl": -132.7836840963331, "opened_at": "2026-03-02T10:31:26.559356+00:00"}, {"symbol": "STZ_CFD.US", "qty": 0.0, "avg_price": 149.07, "last_price": 156.44, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "TCAP_CFD.UK", "qty": 11.673151750972762, "avg_price": 257.0, "last_price": 248.0, "unrealized_pnl": -105.05836575875486, "opened_at": "2026-03-01T10:30:13.622938+00:00"}, {"symbol": "TMV_CFD.DE", "qty": 0.0, "avg_price": 4.781, "last_price": 4.769, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T09:33:49.074031+00:00"}, {"symbol": "TUI1_CFD.DE", "qty": 405.51500405515003, "avg_price": 7.398000000000001, "last_price": 7.132, "unrealized_pnl": -107.86699107867027, "opened_at": "2026-03-02T10:31:26.559356+00:00"}, {"symbol": "UKW_CFD.UK", "qty": 32.48511099079589, "avg_price": 92.35, "last_price": 94.79, "unrealized_pnl": 79.26367081754236, "opened_at": "2026-02-21T17:32:49.140800+00:00"}, {"symbol": "UTG_CFD.UK", "qty": 5.9405940594059405, "avg_price": 505.0, "last_price": 505.0, "unrealized_pnl": 0.0, "opened_at": "2026-02-27T18:23:55.960577+00:00"}, {"symbol": "WIZZ_CFD.UK", "qty": 2.3094688221709005, "avg_price": 1299.0, "last_price": 1080.0, "unrealized_pnl": -505.7736720554272, "opened_at": "2026-02-25T17:57:28.313088+00:00"}, {"symbol": "ZAL_CFD.DE", "qty": 0.0, "avg_price": 21.078, "last_price": 20.775, "unrealized_pnl": 0.0, "opened_at": "2026-02-20T09:33:44.817899+00:00"}, {"symbol": "ZION_CFD.US", "qty": 0.0, "avg_price": 58.99, "last_price": 57.21, "unrealized_pnl": 0.0, "opened_at": "2026-02-23T18:14:12.978497+00:00"}], "candidates": [{"symbol": "TRN_CFD.UK", "mean_reversion_score": 78, "selection_reason": "Down 12.9% in 1d, trading 12.6% below MA50 and 22.6% below MA200; sharp selloff with moderate volatility (131%) suggests mean-reversion bounce potential over 2-10 days."}, {"symbol": "BLND_CFD.UK", "mean_reversion_score": 72, "selection_reason": "Down 3.5% in 1d, sitting right at MA50 (−0.3%) while still 6.9% above MA200; lowest volatility in universe (90%) indicates controlled pullback likely to revert near-term."}, {"symbol": "BRBY_CFD.UK", "mean_reversion_score": 65, "selection_reason": "Down 0.6% in 1d, trading 4.7% below MA50; mild oversold condition in a large-cap name; despite high reported vol, the small 1d move suggests stabilization and reversion toward MA50."}, {"symbol": "COTY_CFD.US", "mean_reversion_score": 62, "selection_reason": "Down 0.7% in 1d, 12.4% below MA50; US-listed equity providing regional diversification; extended below short-term average with potential for snap-back toward MA50."}, {"symbol": "RKT_CFD.UK", "mean_reversion_score": 60, "selection_reason": "Down 0.8% in 1d, only 1.4% above MA50 and 9.2% above MA200; low volatility (54%) and minor pullback from stable trend suggest controlled dip with reversion 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"}}

{
  "actions": {
    "buy": [
      {
        "reason": "Highest mean reversion score (78). Down 12.9% in 1 day, 12.6% below MA50 — sharp selloff with strong snap-back potential. Moderate volatility supports reversion thesis.",
        "symbol": "TRN_CFD.UK",
        "position_size": 3000
      },
      {
        "reason": "Second highest score (72). Down 3.5% in 1 day, near MA50 with lowest volatility in universe (90%). Controlled pullback with high probability of near-term reversion.",
        "symbol": "BLND_CFD.UK",
        "position_size": 3000
      }
    ],
    "hold": [
      {
        "reason": "Strong mean reversion working: +15% from entry with +$450 unrealized PnL. Hold and let the winner run but monitor for exit near fair value.",
        "symbol": "CABO_CFD.US"
      },
      {
        "reason": "Modest gain of +4.1% with +$122 PnL. Reversion thesis still playing out. Hold.",
        "symbol": "CAR_CFD.US"
      },
      {
        "reason": "Up +4.4% from entry with +$133 PnL. Mean reversion working. Hold.",
        "symbol": "OKTA_CFD.US"
      },
      {
        "reason": "Up +4.6% from entry with +$138 PnL. Recently opened, reversion thesis intact. Hold.",
        "symbol": "PROX_CFD.BE"
      },
      {
        "reason": "Up +1.7% with +$51 PnL. Stable position, hold.",
        "symbol": "STJ_CFD.UK"
      },
      {
        "reason": "Up +2.6% with +$79 PnL. Steady reversion. Hold.",
        "symbol": "UKW_CFD.UK"
      },
      {
        "reason": "Flat at entry price. Recently opened, give time for reversion thesis to play out. Hold.",
        "symbol": "DLN_CFD.UK"
      },
      {
        "reason": "Flat at entry price. Recently opened, hold for reversion.",
        "symbol": "UTG_CFD.UK"
      },
      {
        "reason": "Down -2.5% with -$75 PnL. Moderate loss, still within acceptable range for mean reversion timeframe. Hold.",
        "symbol": "FRE_CFD.DE"
      },
      {
        "reason": "Down -4.4% with -$133 PnL. Recently opened (Mar 2), give more time for reversion. Hold.",
        "symbol": "STM_CFD.DE"
      },
      {
        "reason": "Down -3.5% with -$105 PnL. Recently opened (Mar 1), still within mean reversion window. Hold.",
        "symbol": "TCAP_CFD.UK"
      },
      {
        "reason": "Flat at entry. Small position, hold.",
        "symbol": "CCC_CFD.UK"
      }
    ],
    "sell": [
      {
        "reason": "Deep loss of -38.9% from avg_price (1299→1080), no sign of mean reversion. Position is bleeding with -$506 unrealized PnL. Cut loss to free capital and reduce risk.",
        "symbol": "WIZZ_CFD.UK"
      },
      {
        "reason": "Down -3.6% from entry (7.398→7.132) with -$108 unrealized PnL. Continued weakness without reversion signal. Close to manage downside risk.",
        "symbol": "TUI1_CFD.DE"
      }
    ]
  },
  "portfolio_rationale": "Selling two worst-performing positions (WIZZ at -39% and TUI1 at -3.6%) to cut losses and free capital. Both show continued weakness without reversion signals. Holding 12 active positions that are either profitable or recently opened within the mean-reversion window. Adding TRN (sharp 1-day selloff, high reversion score of 78) and BLND (controlled low-vol pullback, score 72) as new mean-reversion entries at standard $3000 sizing. Post-trade the portfolio will have ~14 active positions with gross exposure well within the 3x leverage limit. The portfolio maintains diversification across US, UK, DE, BE, and FR markets."
}

{
  "selected_stocks": [
    {
      "symbol": "TRN_CFD.UK",
      "selection_reason": "Down 12.9% in 1d, trading 12.6% below MA50 and 22.6% below MA200; sharp selloff with moderate volatility (131%) suggests mean-reversion bounce potential over 2-10 days.",
      "mean_reversion_score": 78
    },
    {
      "symbol": "BLND_CFD.UK",
      "selection_reason": "Down 3.5% in 1d, sitting right at MA50 (−0.3%) while still 6.9% above MA200; lowest volatility in universe (90%) indicates controlled pullback likely to revert near-term.",
      "mean_reversion_score": 72
    },
    {
      "symbol": "BRBY_CFD.UK",
      "selection_reason": "Down 0.6% in 1d, trading 4.7% below MA50; mild oversold condition in a large-cap name; despite high reported vol, the small 1d move suggests stabilization and reversion toward MA50.",
      "mean_reversion_score": 65
    },
    {
      "symbol": "COTY_CFD.US",
      "selection_reason": "Down 0.7% in 1d, 12.4% below MA50; US-listed equity providing regional diversification; extended below short-term average with potential for snap-back toward MA50.",
      "mean_reversion_score": 62
    },
    {
      "symbol": "RKT_CFD.UK",
      "selection_reason": "Down 0.8% in 1d, only 1.4% above MA50 and 9.2% above MA200; low volatility (54%) and minor pullback from stable trend suggest controlled dip with reversion potential.",
      "mean_reversion_score": 60
    }
  ],
  "rejected_common_reasons": [
    "SYNT_CFD.UK: Down 32.7% in 1d with 362% volatility and 73.6% below MA200 — likely binary/event-driven crash, too risky for mean-reversion.",
    "BIG_CFD.FR: Down 40.7% in 1d with 245% volatility and 57.5% below MA200 — extreme collapse suggests structural/event risk, not a clean reversion setup.",
    "CNA_CFD.UK: Anomalous volatility (4354%) indicates data quality issues or extreme event; unreliable for mean-reversion signal.",
    "ATG_CFD.UK, CSGP_CFD.US: Extremely high reported volatility (3870%+, 6517%+) suggests data anomalies or illiquidity; excluded for unreliable signals.",
    "CRDA_CFD.UK, DCC_CFD.UK, IMI_CFD.UK, RHIM_CFD.UK, DLN_CFD.UK: All up 8-16% in 1d and well above MA50 — momentum/overbought, wrong direction for mean-reversion long entry.",
    "BBY_CFD.UK: Up 5.2% in 1d, 33% above MA200 — extended uptrend, not a reversion candidate.",
    "VCT_CFD.UK: Near-flat 1d move, 6.2% above MA50 — no meaningful dislocation to revert from."
  ]
}