Arena run #678
meanrev-v1 • z-ai • z-ai/glm-4.7 • EU • success
Run status
as_of: 2026-03-17T10:04:29.123574+00:00
started_at: 2026-03-17T11:16:05.257958+00:00
finished_at: 2026-03-17T11:17:31.982192+00:00
duration_ms: 86723
Inputs
{
"as_of": "2026-03-17T10:04:29.123574+00:00",
"dry_run": false,
"selected": [
{
"symbol": "VTY_CFD.UK",
"selection_reason": "Extreme 1-day drop (-44.2%) with significant distance below MA50 (-36.1%) and MA200 (-35.8%).",
"mean_reversion_score": 95
},
{
"symbol": "OCDO_CFD.UK",
"selection_reason": "Large 1-day drop (-21.1%) trading below both MA50 (-5.5%) and MA200 (-15.8%).",
"mean_reversion_score": 90
},
{
"symbol": "IWG_CFD.UK",
"selection_reason": "Sharp 1-day decline (-16.6%) with price below MA50 (-10.9%) and MA200 (-4.4%).",
"mean_reversion_score": 85
},
{
"symbol": "VSVS_CFD.UK",
"selection_reason": "Significant 1-day drop (-15.5%) with price below MA50 (-5.9%) and high volatility.",
"mean_reversion_score": 82
},
{
"symbol": "TRN_CFD.UK",
"selection_reason": "Strong 1-day decline (-12.9%) with price below MA50 (-12.6%) and MA200 (-22.6%).",
"mean_reversion_score": 80
}
],
"simulate_only": false,
"strict_replay": false,
"universe_symbols": [
"WTB_CFD.UK",
"JDW_CFD.UK",
"TRN_CFD.UK",
"IWG_CFD.UK",
"KGF_CFD.UK",
"RHIM_CFD.UK",
"DLN_CFD.UK",
"MCG_CFD.UK",
"SGRO_CFD.UK",
"OVH_CFD.FR",
"EMG_CFD.UK",
"ABDN_CFD.UK",
"OCDO_CFD.UK",
"LRE_CFD.UK",
"LIO_CFD.UK",
"VTY_CFD.UK",
"SMIN_CFD.UK",
"BBY_CFD.UK",
"ATO_CFD.FR",
"JEN_CFD.DE",
"MAB_CFD.UK",
"IMI_CFD.UK",
"VSVS_CFD.UK",
"NA9_CFD.DE",
"PBB_CFD.DE",
"INTC_CFD.US",
"OSB_CFD.UK",
"IPO_CFD.UK",
"ATG_CFD.UK",
"XFAB_CFD.FR",
"BME_CFD.UK",
"HBR_CFD.UK",
"HPP_CFD.US",
"GROW_CFD.UK",
"AMG_CFD.NL",
"COV_CFD.FR",
"WKP_CFD.UK",
"IPGP_CFD.US",
"MDM_CFD.FR",
"MRN_CFD.FR",
"SLG_CFD.US",
"AMCX_CFD.US",
"DPLM_CFD.UK",
"MELE_CFD.BE",
"SGL_CFD.DE",
"ASM_CFD.NL",
"IGG_CFD.UK",
"ALFEN_CFD.NL"
]
}Outputs
{
"actions": {
"buy": [
{
"reason": "Highest mean reversion score (95) with extreme 1-day drop (-44.2%). Strong signal to enter.",
"symbol": "VTY_CFD.UK",
"position_size": 3000
},
{
"reason": "High mean reversion score (85) with sharp 1-day decline (-16.6%). Good diversification addition.",
"symbol": "IWG_CFD.UK",
"position_size": 3000
}
],
"hold": [
{
"reason": "Profitable position (+1%), no sell signal. Holding for further upside.",
"symbol": "ADBE_CFD.US"
},
{
"reason": "Flat PnL. No immediate action required.",
"symbol": "BYIT_CFD.UK"
},
{
"reason": "Profitable position (+2.2%), holding.",
"symbol": "CCL_CFD.UK"
},
{
"reason": "Small loss (-2.7%). Holding for mean reversion.",
"symbol": "HIK_CFD.UK"
},
{
"reason": "Significant loss (-8.1%), but candidate score (90) suggests continued mean-reversion potential. Holding.",
"symbol": "OCDO_CFD.UK"
},
{
"reason": "Flat PnL. Holding.",
"symbol": "THG_CFD.UK"
},
{
"reason": "Significant loss (-9%). Holding for recovery.",
"symbol": "TUI1_CFD.DE"
},
{
"reason": "Loss (-3.9%). Holding for mean reversion.",
"symbol": "ZS_CFD.US"
}
],
"sell": []
},
"portfolio_rationale": "The strategy identifies VTY and IWG as strong mean-reversion opportunities with scores of 95 and 85 respectively, driven by significant recent price drops. Current portfolio has 8 positions, allowing for 2 new entries to reach the max of 10. No current holdings trigger a sell signal based on the provided data, despite some unrealized losses, as the mean-reversion thesis remains intact for existing positions like OCDO. Gross leverage will increase to approximately 2.93x, remaining within the 3.0x limit."
}Prompts & responses
#1340 • openrouter • z-ai/glm-4.7 • 2026-03-17T11:16:05.299999+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": "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": "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": "IWG_CFD.UK", "name": "IWG PLC", "sector": "", "last_price": 205.4, "change_1d_pct": -16.5718927701056, "distance_from_ma200_pct": -4.40871742234894, "distance_from_ma50_pct": -10.856111173800208, "volatility_20d_pct": 135.80434164824575, "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": "KGF_CFD.UK", "name": "KINGFISHER PLC", "sector": "", "last_price": 347.0, "change_1d_pct": 2.6020106445890034, "distance_from_ma200_pct": 18.583930168759967, "distance_from_ma50_pct": 6.639688157278489, "volatility_20d_pct": 88.64906606382688, "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": "RHI MAGNESITA NV", "sector": "", "last_price": 2795.0, "change_1d_pct": 2.3809523809523725, "distance_from_ma200_pct": 6.811460460804897, "distance_from_ma50_pct": 10.895008018562113, "volatility_20d_pct": 141.33746334612064, "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": "MCG_CFD.UK", "name": "MOBICO GROUP PLC", "sector": "", "last_price": 25.72, "change_1d_pct": 2.9623698959167166, "distance_from_ma200_pct": -7.132760074308242, "distance_from_ma50_pct": 8.327577202351844, "volatility_20d_pct": 232.19808875565576, "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": "OVH_CFD.FR", "name": "OVH Groupe SA ", "sector": "", "last_price": 9.29, "change_1d_pct": 2.765486725663724, "distance_from_ma200_pct": -5.457946341024078, "distance_from_ma50_pct": 2.972114397696246, "volatility_20d_pct": 88.37583159078285, "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": "OCDO_CFD.UK", "name": "OCADO GROUP PLC", "sector": "", "last_price": 217.0, "change_1d_pct": -21.148255813953487, "distance_from_ma200_pct": -15.81606625159202, "distance_from_ma50_pct": -5.48311196636071, "volatility_20d_pct": 241.3119670937803, "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": "LRE_CFD.UK", "name": "LANCASHIRE HOLDINGS LTD", "sector": "", "last_price": 647.0, "change_1d_pct": -2.26586102719033, "distance_from_ma200_pct": 6.266967093949116, "distance_from_ma50_pct": -1.0131237932627712, "volatility_20d_pct": 79.5840954070324, "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": "LIO_CFD.UK", "name": "LIONTRUST ASSET MANAGEMENT", "sector": "", "last_price": 270.0, "change_1d_pct": 7.784431137724557, "distance_from_ma200_pct": -17.148878096081223, "distance_from_ma50_pct": 4.440258238208905, "volatility_20d_pct": 138.52252179896075, "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": "VTY_CFD.UK", "name": "VISTRY GROUP PLC", "sector": "", "last_price": 403.2, "change_1d_pct": -44.21693414499169, "distance_from_ma200_pct": -35.825419675413826, "distance_from_ma50_pct": -36.113069725802745, "volatility_20d_pct": 213.0917779123437, "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": "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": "ATO_CFD.FR", "name": "Atos SE", "sector": "", "last_price": 39.852, "change_1d_pct": 5.058919674162321, "distance_from_ma200_pct": -9.167119098837183, "distance_from_ma50_pct": -15.895057494503384, "volatility_20d_pct": 112.40541399176134, "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": "JEN_CFD.DE", "name": "Jenoptik AG", "sector": "", "last_price": 26.36, "change_1d_pct": -2.2255192878338326, "distance_from_ma200_pct": 28.726336890887815, "distance_from_ma50_pct": 3.711829050171178, "volatility_20d_pct": 80.88961956178072, "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": "MAB_CFD.UK", "name": "MITCHELLS & BUTLERS PLC", "sector": "", "last_price": 292.81, "change_1d_pct": 14.37890625, "distance_from_ma200_pct": 11.595067041457764, "distance_from_ma50_pct": 10.935906392690597, "volatility_20d_pct": 118.87119977937589, "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": "VSVS_CFD.UK", "name": "VESUVIUS PLC", "sector": "", "last_price": 425.0, "change_1d_pct": -15.506958250497016, "distance_from_ma200_pct": 8.502290547178326, "distance_from_ma50_pct": -5.9126275880115315, "volatility_20d_pct": 115.61003156027519, "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": "NA9_CFD.DE", "name": "Nagarro N", "sector": "", "last_price": 47.587, "change_1d_pct": -7.743161241542429, "distance_from_ma200_pct": -19.068062455026702, "distance_from_ma50_pct": -22.913362051090658, "volatility_20d_pct": 128.39289153108797, "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": 2.822, "change_1d_pct": -0.21216407355020284, "distance_from_ma200_pct": -39.643528950039084, "distance_from_ma50_pct": -26.17976352411844, "volatility_20d_pct": 81.95260145296834, "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": "INTC_CFD.US", "name": "INTEL CORP", "sector": "", "last_price": 47.17, "change_1d_pct": -2.1166217057480674, "distance_from_ma200_pct": 40.009171684131964, "distance_from_ma50_pct": 2.1314002632855322, "volatility_20d_pct": 99.01898733898086, "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": "OSB_CFD.UK", "name": "OSB GROUP PLC", "sector": "", "last_price": 575.5, "change_1d_pct": -8.50556438791733, "distance_from_ma200_pct": 7.26309045372473, "distance_from_ma50_pct": -3.1605502163448818, "volatility_20d_pct": 83.79306172690484, "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": "XFAB_CFD.FR", "name": "X-FAB Silicon Foundries SE", "sector": "", "last_price": 4.784, "change_1d_pct": 0.5464480874316946, "distance_from_ma200_pct": -17.981353787704755, "distance_from_ma50_pct": -2.0458975576995497, "volatility_20d_pct": 87.17896861156424, "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": "HBR_CFD.UK", "name": "HARBOUR ENERGY PLC", "sector": "", "last_price": 281.4, "change_1d_pct": -1.6083916083916128, "distance_from_ma200_pct": 31.53672429150014, "distance_from_ma50_pct": 21.003113228641702, "volatility_20d_pct": 146.8436669232312, "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": "HPP_CFD.US", "name": "HUDSON PACIFIC PROPERTIES IN", "sector": "", "last_price": 6.52, "change_1d_pct": 4.99194847020934, "distance_from_ma200_pct": -55.72501977774231, "distance_from_ma50_pct": -19.2449651960663, "volatility_20d_pct": 198.93728211618148, "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": "GROW_CFD.UK", "name": "MOLTEN VENTURES PLC", "sector": "", "last_price": 465.0, "change_1d_pct": 1.572739187418093, "distance_from_ma200_pct": 22.569628774815076, "distance_from_ma50_pct": -4.275686024250158, "volatility_20d_pct": 115.72658030340939, "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": "AMG_CFD.NL", "name": "AMG ADVANCED METALLURGICAL", "sector": "", "last_price": 32.12, "change_1d_pct": -10.579064587973285, "distance_from_ma200_pct": 13.417918901244485, "distance_from_ma50_pct": -10.434243342241578, "volatility_20d_pct": 127.52335786766218, "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": "COV_CFD.FR", "name": "Covivio SA", "sector": "", "last_price": 56.35, "change_1d_pct": -0.4416961130742081, "distance_from_ma200_pct": 1.6182091174706592, "distance_from_ma50_pct": 0.8610869871835902, "volatility_20d_pct": 74.61530605197072, "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": "IPGP_CFD.US", "name": "IPG PHOTONICS CORP", "sector": "", "last_price": 114.45, "change_1d_pct": 3.1081081081081097, "distance_from_ma200_pct": 34.341629178368, "distance_from_ma50_pct": 7.462568848343043, "volatility_20d_pct": 7457.40227362749, "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": "MDM_CFD.FR", "name": "Maisons Du Monde", "sector": "", "last_price": 1.218, "change_1d_pct": -5.581395348837215, "distance_from_ma200_pct": -37.51218461096462, "distance_from_ma50_pct": -20.420243835509034, "volatility_20d_pct": 90.45703714762206, "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": "MRN_CFD.FR", "name": "Mersen", "sector": "", "last_price": 24.55, "change_1d_pct": -2.964426877470361, "distance_from_ma200_pct": 3.4320045164606627, "distance_from_ma50_pct": -4.59884104107341, "volatility_20d_pct": 63.97599574805438, "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": "SLG_CFD.US", "name": "SL GREEN REALTY CORP", "sector": "", "last_price": 37.61, "change_1d_pct": 0.3468516542155964, "distance_from_ma200_pct": -28.0183121720058, "distance_from_ma50_pct": -11.592417774601794, "volatility_20d_pct": 104.13435562013662, "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", "sector": "", "last_price": 7.06, "change_1d_pct": -10.406091370558379, "distance_from_ma200_pct": -7.38068375619868, "distance_from_ma50_pct": -11.908564583749259, "volatility_20d_pct": 111.76893297293266, "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": 5220.0, "change_1d_pct": -5.434782608695654, "distance_from_ma200_pct": 4.8180942215069855, "distance_from_ma50_pct": -4.664614313757087, "volatility_20d_pct": 82.77890721911896, "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": "MELE_CFD.BE", "name": "Melexis", "sector": "", "last_price": 53.574, "change_1d_pct": -1.6088154269972565, "distance_from_ma200_pct": -13.266892023157329, "distance_from_ma50_pct": -10.122108713092338, "volatility_20d_pct": 65.40009901295295, "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": "SGL_CFD.DE", "name": "SGL Carbon SE", "sector": "", "last_price": 3.548, "change_1d_pct": -4.649287825853266, "distance_from_ma200_pct": 2.955173294333413, "distance_from_ma50_pct": -10.544097624930671, "volatility_20d_pct": 77.66150883460772, "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": "ASM_CFD.NL", "name": "ASM International NV", "sector": "", "last_price": 680.6, "change_1d_pct": -5.261692650334071, "distance_from_ma200_pct": 24.99006699934054, "distance_from_ma50_pct": -1.2104262916707742, "volatility_20d_pct": 80.17117799072929, "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": "IGG_CFD.UK", "name": "IG GROUP HOLDINGS PLC", "sector": "", "last_price": 1356.0, "change_1d_pct": 3.1963470319634757, "distance_from_ma200_pct": 21.69129359819437, "distance_from_ma50_pct": 9.822701129829392, "volatility_20d_pct": 89.02278066392904, "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": "ALFEN_CFD.NL", "name": "Alfen", "sector": "", "last_price": 8.744, "change_1d_pct": -0.8391925606713535, "distance_from_ma200_pct": -14.91916396207753, "distance_from_ma50_pct": -12.76952759471749, "volatility_20d_pct": 62.00864280318604, "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": "VTY_CFD.UK",
"selection_reason": "Extreme 1-day drop (-44.2%) with significant distance below MA50 (-36.1%) and MA200 (-35.8%).",
"mean_reversion_score": 95
},
{
"symbol": "OCDO_CFD.UK",
"selection_reason": "Large 1-day drop (-21.1%) trading below both MA50 (-5.5%) and MA200 (-15.8%).",
"mean_reversion_score": 90
},
{
"symbol": "IWG_CFD.UK",
"selection_reason": "Sharp 1-day decline (-16.6%) with price below MA50 (-10.9%) and MA200 (-4.4%).",
"mean_reversion_score": 85
},
{
"symbol": "VSVS_CFD.UK",
"selection_reason": "Significant 1-day drop (-15.5%) with price below MA50 (-5.9%) and high volatility.",
"mean_reversion_score": 82
},
{
"symbol": "TRN_CFD.UK",
"selection_reason": "Strong 1-day decline (-12.9%) with price below MA50 (-12.6%) and MA200 (-22.6%).",
"mean_reversion_score": 80
}
],
"rejected_common_reasons": [
"Insufficient price deviation from moving averages.",
"Positive 1-day price change.",
"Low volatility or insufficient mean-reversion signal."
]
}#1341 • openrouter • z-ai/glm-4.7 • 2026-03-17T11:16:14.911828+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": 12.025494047380446, "avg_price": 249.47, "last_price": 252.04, "unrealized_pnl": 30.905519701767666, "opened_at": "2026-03-14T18:06:47.909233+00:00"}, {"symbol": "BIG_CFD.FR", "qty": 0.0, "avg_price": 0.453, "last_price": 0.3, "unrealized_pnl": 0.0, "opened_at": "2026-02-26T18:07:22.382508+00:00"}, {"symbol": "BYIT_CFD.UK", "qty": 10.252904989747094, "avg_price": 292.6, "last_price": 292.6, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T00:47:27.070066+00:00"}, {"symbol": "CCL_CFD.UK", "qty": 1.5416238437821173, "avg_price": 1945.9999999999998, "last_price": 1989.0, "unrealized_pnl": 66.2898252826314, "opened_at": "2026-03-06T18:02:13.212382+00:00"}, {"symbol": "CRWD_CFD.US", "qty": 0.0, "avg_price": 349.425, "last_price": 374.67, "unrealized_pnl": 0.0, "opened_at": "2026-02-24T18:14:37.115518+00:00"}, {"symbol": "ERA_CFD.FR", "qty": 0.0, "avg_price": 47.4, "last_price": 52.1, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T17:33:27.020111+00:00"}, {"symbol": "FICO_CFD.US", "qty": 0.0, "avg_price": 1127.4099999999999, "last_price": 1160.795, "unrealized_pnl": 0.0, "opened_at": "2026-03-14T18:06:47.909233+00:00"}, {"symbol": "FUTR_CFD.UK", "qty": 0.0, "avg_price": 400.6, "last_price": 414.2, "unrealized_pnl": 0.0, "opened_at": "2026-02-19T00:47:27.070066+00:00"}, {"symbol": "HIK_CFD.UK", "qty": 2.3529411764705883, "avg_price": 1275.0, "last_price": 1260.0, "unrealized_pnl": -35.294117647058826, "opened_at": "2026-03-02T10:31:26.559356+00:00"}, {"symbol": "OCDO_CFD.UK", "qty": 13.824884792626728, "avg_price": 217.0, "last_price": 204.3, "unrealized_pnl": -175.5760368663593, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "PAGE_CFD.UK", "qty": 0.0, "avg_price": 205.8, "last_price": 152.7, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "RMV_CFD.UK", "qty": 0.0, "avg_price": 424.3, "last_price": 442.6, "unrealized_pnl": 0.0, "opened_at": "2026-02-21T09:33:26.900894+00:00"}, {"symbol": "THG_CFD.UK", "qty": 85.76329331046313, "avg_price": 34.98, "last_price": 34.98, "unrealized_pnl": 0.0, "opened_at": "2026-02-24T18:14:37.115518+00:00"}, {"symbol": "TRST_CFD.UK", "qty": 0.0, "avg_price": 134.3, "last_price": 139.6, "unrealized_pnl": 0.0, "opened_at": "2026-02-16T17:30:52.485845+00:00"}, {"symbol": "TUI1_CFD.DE", "qty": 405.51500405515003, "avg_price": 7.398000000000001, "last_price": 6.734, "unrealized_pnl": -269.2619626926199, "opened_at": "2026-03-02T10:31:26.559356+00:00"}, {"symbol": "XRX_CFD.US", "qty": 0.0, "avg_price": 1.73, "last_price": 1.83, "unrealized_pnl": 0.0, "opened_at": "2026-02-26T18:07:22.382508+00:00"}, {"symbol": "ZS_CFD.US", "qty": 18.778167250876315, "avg_price": 159.76, "last_price": 153.52, "unrealized_pnl": -117.17576364546784, "opened_at": "2026-02-22T17:33:48.338981+00:00"}], "candidates": [{"symbol": "VTY_CFD.UK", "mean_reversion_score": 95, "selection_reason": "Extreme 1-day drop (-44.2%) with significant distance below MA50 (-36.1%) and MA200 (-35.8%)."}, {"symbol": "OCDO_CFD.UK", "mean_reversion_score": 90, "selection_reason": "Large 1-day drop (-21.1%) trading below both MA50 (-5.5%) and MA200 (-15.8%)."}, {"symbol": "IWG_CFD.UK", "mean_reversion_score": 85, "selection_reason": "Sharp 1-day decline (-16.6%) with price below MA50 (-10.9%) and MA200 (-4.4%)."}, {"symbol": "VSVS_CFD.UK", "mean_reversion_score": 82, "selection_reason": "Significant 1-day drop (-15.5%) with price below MA50 (-5.9%) and high volatility."}, {"symbol": "TRN_CFD.UK", "mean_reversion_score": 80, "selection_reason": "Strong 1-day decline (-12.9%) with price below MA50 (-12.6%) and MA200 (-22.6%)."}], "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 (95) with extreme 1-day drop (-44.2%). Strong signal to enter.",
"symbol": "VTY_CFD.UK",
"position_size": 3000
},
{
"reason": "High mean reversion score (85) with sharp 1-day decline (-16.6%). Good diversification addition.",
"symbol": "IWG_CFD.UK",
"position_size": 3000
}
],
"hold": [
{
"reason": "Profitable position (+1%), no sell signal. Holding for further upside.",
"symbol": "ADBE_CFD.US"
},
{
"reason": "Flat PnL. No immediate action required.",
"symbol": "BYIT_CFD.UK"
},
{
"reason": "Profitable position (+2.2%), holding.",
"symbol": "CCL_CFD.UK"
},
{
"reason": "Small loss (-2.7%). Holding for mean reversion.",
"symbol": "HIK_CFD.UK"
},
{
"reason": "Significant loss (-8.1%), but candidate score (90) suggests continued mean-reversion potential. Holding.",
"symbol": "OCDO_CFD.UK"
},
{
"reason": "Flat PnL. Holding.",
"symbol": "THG_CFD.UK"
},
{
"reason": "Significant loss (-9%). Holding for recovery.",
"symbol": "TUI1_CFD.DE"
},
{
"reason": "Loss (-3.9%). Holding for mean reversion.",
"symbol": "ZS_CFD.US"
}
],
"sell": []
},
"portfolio_rationale": "The strategy identifies VTY and IWG as strong mean-reversion opportunities with scores of 95 and 85 respectively, driven by significant recent price drops. Current portfolio has 8 positions, allowing for 2 new entries to reach the max of 10. No current holdings trigger a sell signal based on the provided data, despite some unrealized losses, as the mean-reversion thesis remains intact for existing positions like OCDO. Gross leverage will increase to approximately 2.93x, remaining within the 3.0x limit."
}Selection logs
#667 • stage1 • 2026-03-17T11:16:14.909752+00:00
{
"selected_stocks": [
{
"symbol": "VTY_CFD.UK",
"selection_reason": "Extreme 1-day drop (-44.2%) with significant distance below MA50 (-36.1%) and MA200 (-35.8%).",
"mean_reversion_score": 95
},
{
"symbol": "OCDO_CFD.UK",
"selection_reason": "Large 1-day drop (-21.1%) trading below both MA50 (-5.5%) and MA200 (-15.8%).",
"mean_reversion_score": 90
},
{
"symbol": "IWG_CFD.UK",
"selection_reason": "Sharp 1-day decline (-16.6%) with price below MA50 (-10.9%) and MA200 (-4.4%).",
"mean_reversion_score": 85
},
{
"symbol": "VSVS_CFD.UK",
"selection_reason": "Significant 1-day drop (-15.5%) with price below MA50 (-5.9%) and high volatility.",
"mean_reversion_score": 82
},
{
"symbol": "TRN_CFD.UK",
"selection_reason": "Strong 1-day decline (-12.9%) with price below MA50 (-12.6%) and MA200 (-22.6%).",
"mean_reversion_score": 80
}
],
"rejected_common_reasons": [
"Insufficient price deviation from moving averages.",
"Positive 1-day price change.",
"Low volatility or insufficient mean-reversion signal."
]
}