{"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/MAS","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/MAS.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/MAS.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":"MAS","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":68.36000061035156,"previous_close":68.27999877929688,"delta_neutral":71.22767216045304,"gamma_neutral":74.18999005410956,"gamma_max":80.87280395935845,"total_open_interest":9936,"previous_open_interest":9939,"listed_contracts":57,"listed_calls":39,"listed_puts":25,"gamma_max_distance_pct":18.304276239447706,"delta_neutral_distance_pct":4.194955419101084,"gamma_neutral_distance_pct":8.528363650826499,"open_interest_change_1d_pct":-0.030184123151222455,"call_open_interest":5006,"put_open_interest":4930,"put_call_open_interest_ratio":0.9848182181382341,"nearest_expiration_max_pain":70,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":2.3990628657193094,"all_expiration_max_pain":70,"net_gamma_exposure":-1060688.8021384033,"net_gamma_exposure_per_100k_open_interest":-10675209.36129633,"gamma_exposure_flip":74.18999005410956,"gamma_exposure_flip_distance_pct":8.528363650826499,"call_wall":80,"call_wall_distance_pct":17.027500417964923,"put_wall":70,"put_wall_distance_pct":2.3990628657193094,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2087},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"MAS","price":68.36,"totalOi":9936,"analysisCoverage":0.9444,"avgIvPct":52.7,"ivRank":16.4,"iv52wHighPct":94.93,"iv52wLowPct":44.4,"frontDte":14,"frontAtmIvPct":34.6188,"backAtmIvPct":35.6171,"termPremiumPp":-0.9983,"expectedMoveFrontPct":6.78,"straddleFrontPct":5.49,"straddle30dPct":5.49,"riskReversalFrontPp":-0.8,"riskReversal30dPp":-0.8,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.985,"putCallOiFrontRatio":0.776,"putCallVolumeFrontRatio":0,"optionVolume":32,"volumeOiRatio":0.003221,"netDeltaNormalized":-0.111704,"dealerDeltaNormalized":0.11158,"gexPer100kOi":-4808956.823671,"vannaPer100kOi":2878.4219,"charmPer100kOi":1349225.040258,"weekendDeltaShiftPer100kOi":4047685.185185,"ivSurfaceRangePp":67.6,"gammaFlipDistancePct":-45.494441,"maxPainDistancePct":2.399064,"peakCallDistancePct":9.713283,"peakPutDistancePct":2.399064},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/MAS.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."}