{"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/MDA","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/MDA.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/MDA.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":"MDA","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":29.889999389648438,"previous_close":28.969999313354492,"delta_neutral":24.564402900638225,"gamma_neutral":16.914908280323175,"gamma_max":24.039462015109063,"total_open_interest":3483,"previous_open_interest":3460,"listed_contracts":45,"listed_calls":30,"listed_puts":21,"gamma_max_distance_pct":-19.573561371719343,"delta_neutral_distance_pct":-17.81731882823184,"gamma_neutral_distance_pct":-43.40947264729226,"open_interest_change_1d_pct":0.6647398843930636,"call_open_interest":2467,"put_open_interest":1016,"put_call_open_interest_ratio":0.41183623834616945,"nearest_expiration_max_pain":25,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-16.359984909675013,"all_expiration_max_pain":25,"net_gamma_exposure":123626.57284573847,"net_gamma_exposure_per_100k_open_interest":3549427.873836878,"gamma_exposure_flip":16.914908280323175,"gamma_exposure_flip_distance_pct":-43.40947264729226,"call_wall":25,"call_wall_distance_pct":-16.359984909675013,"put_wall":30,"put_wall_distance_pct":0.3680181083899859,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2810},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"MDA","price":29.89,"totalOi":3483,"analysisCoverage":0.9444,"avgIvPct":82.1,"ivRank":54.6,"iv52wHighPct":91.49,"iv52wLowPct":70.8,"frontDte":14,"frontAtmIvPct":58.8213,"backAtmIvPct":67.3314,"termPremiumPp":-8.5101,"expectedMoveFrontPct":11.52,"straddleFrontPct":8.87,"straddle30dPct":8.87,"riskReversalFrontPp":-159.33,"riskReversal30dPp":-159.33,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.412,"putCallOiFrontRatio":0.232,"putCallVolumeFrontRatio":0,"optionVolume":211,"volumeOiRatio":0.06058,"netDeltaNormalized":0.02222,"dealerDeltaNormalized":-0.015722,"gexPer100kOi":-51955.785243,"vannaPer100kOi":1981.050818,"charmPer100kOi":-554349.698536,"weekendDeltaShiftPer100kOi":-1663020.384726,"ivSurfaceRangePp":32.8,"gammaFlipDistancePct":null,"maxPainDistancePct":-16.359987,"peakCallDistancePct":-16.359987,"peakPutDistancePct":-16.359987},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/MDA.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."}