{"schema_version":1,"publisher":"Half on a Double","data_through":"2026-10-02","frequency":"end-of-day","methodology":"market-implied-carry-v1","generation":"market-implied-carry-analytics-20260917T000000Z","canonical_url":"https://halfonadouble.com/stock/UMDD","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/UMDD.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/UMDD.json?date=2026-10-02","definitions_url":"https://halfonadouble.com/methodology.md","license_url":"https://halfonadouble.com/terms.md","disclaimer_url":"https://halfonadouble.com/disclaimer.md","symbol":"UMDD","page_tier":"B","units":{"prices":"USD per share","open_interest":"option contracts","gamma_exposure":"modeled dollar-delta change per USD 1 underlying move","gamma_exposure_normalized":"modeled gamma exposure per 100,000 open option contracts","distances":"percent of close","forward_outcomes":"close-to-close percent return"},"snapshot":{"close":31.6200008392334,"previous_close":30.674999237060547,"delta_neutral":null,"gamma_neutral":null,"gamma_max":null,"total_open_interest":50,"previous_open_interest":50,"listed_contracts":13,"listed_calls":11,"listed_puts":2,"gamma_max_distance_pct":null,"delta_neutral_distance_pct":null,"gamma_neutral_distance_pct":null,"open_interest_change_1d_pct":0,"call_open_interest":29,"put_open_interest":21,"put_call_open_interest_ratio":0.7241379310344828,"nearest_expiration_max_pain":35,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":10.68943412731594,"all_expiration_max_pain":30,"net_gamma_exposure":1793.1497258741035,"net_gamma_exposure_per_100k_open_interest":3586299.451748207,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":38,"call_wall_distance_pct":20.177099909657308,"put_wall":25,"put_wall_distance_pct":-20.936118480488613,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":4980},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.6667,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"UMDD","price":31.62,"totalOi":50,"analysisCoverage":0.6667,"avgIvPct":52.3,"ivRank":5.7,"iv52wHighPct":161.01,"iv52wLowPct":45.68,"frontDte":77,"frontAtmIvPct":46.8972,"backAtmIvPct":46.8972,"termPremiumPp":0,"expectedMoveFrontPct":21.54,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":null,"riskReversal30dPp":null,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.724,"putCallOiFrontRatio":0,"putCallVolumeFrontRatio":0,"optionVolume":20,"volumeOiRatio":0.4,"netDeltaNormalized":0.098,"dealerDeltaNormalized":-0.0978,"gexPer100kOi":1176880,"vannaPer100kOi":0,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":0,"gammaFlipDistancePct":13.757116,"maxPainDistancePct":-5.12334,"peakCallDistancePct":null,"peakPutDistancePct":1.201771},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/UMDD.json?date=2026-10-02","interpretation":"Catalyst intensity ranks unusual option pricing and activity; it does not identify the event, predict direction or recommend a trade. Directional score summarizes relative positioning under documented model conventions."},"gamma_max_cross_outcomes":[],"missing_value_semantics":"null means unavailable; it never means zero","interpretation":"These are descriptive end-of-day model outputs. Signed GEX uses the published call-positive, put-negative convention and is not observed dealer inventory. None of the fields are live prices, predictions or investment advice."}