{"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/TREX","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/TREX.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/TREX.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":"TREX","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":43.560001373291016,"previous_close":43.5,"delta_neutral":40.60830511274124,"gamma_neutral":37.25269348998507,"gamma_max":46.433889362828744,"total_open_interest":4865,"previous_open_interest":4825,"listed_contracts":100,"listed_calls":61,"listed_puts":50,"gamma_max_distance_pct":6.597538794615061,"delta_neutral_distance_pct":-6.776162000673438,"gamma_neutral_distance_pct":-14.479586052477252,"open_interest_change_1d_pct":0.8290155440414507,"call_open_interest":3058,"put_open_interest":1807,"put_call_open_interest_ratio":0.5909090909090909,"nearest_expiration_max_pain":45,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":3.305781867105094,"all_expiration_max_pain":45,"net_gamma_exposure":425388.9893854789,"net_gamma_exposure_per_100k_open_interest":8743864.118920429,"gamma_exposure_flip":37.25269348998507,"gamma_exposure_flip_distance_pct":-14.479586052477252,"call_wall":47.5,"call_wall_distance_pct":9.044991970833156,"put_wall":45,"put_wall_distance_pct":3.305781867105094,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2597},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"TREX","price":43.56,"totalOi":4865,"analysisCoverage":1,"avgIvPct":79.9,"ivRank":44.9,"iv52wHighPct":102.24,"iv52wLowPct":61.7,"frontDte":14,"frontAtmIvPct":46.618,"backAtmIvPct":46.4251,"termPremiumPp":0.1929,"expectedMoveFrontPct":9.13,"straddleFrontPct":7.86,"straddle30dPct":7.86,"riskReversalFrontPp":-126.72,"riskReversal30dPp":-126.72,"butterflyFrontPp":16.73,"butterfly30dPp":16.73,"putCallOiRatio":0.591,"putCallOiFrontRatio":0.302,"putCallVolumeFrontRatio":0.667,"optionVolume":22,"volumeOiRatio":0.004522,"netDeltaNormalized":0.104781,"dealerDeltaNormalized":-0.104783,"gexPer100kOi":2765938.335046,"vannaPer100kOi":3514.902364,"charmPer100kOi":-1438314.491264,"weekendDeltaShiftPer100kOi":-4314943.473792,"ivSurfaceRangePp":132.7,"gammaFlipDistancePct":5.578512,"maxPainDistancePct":3.305785,"peakCallDistancePct":3.305785,"peakPutDistancePct":-8.172635},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/TREX.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."}