{"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/CTAS","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/CTAS.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/CTAS.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":"CTAS","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":193.02000427246094,"previous_close":195.60000610351562,"delta_neutral":187.8830290238801,"gamma_neutral":188.8164648555432,"gamma_max":211.61064027699672,"total_open_interest":29634,"previous_open_interest":30380,"listed_contracts":393,"listed_calls":234,"listed_puts":194,"gamma_max_distance_pct":9.63145559684779,"delta_neutral_distance_pct":-2.6613693580327733,"gamma_neutral_distance_pct":-2.177773973615795,"open_interest_change_1d_pct":-2.4555628703094143,"call_open_interest":15886,"put_open_interest":13748,"put_call_open_interest_ratio":0.8654160896386756,"nearest_expiration_max_pain":197.5,"nearest_expiration_max_pain_expiry":"2026-10-09","nearest_expiration_max_pain_distance_pct":2.3210007400140986,"all_expiration_max_pain":190,"net_gamma_exposure":505180.96828682953,"net_gamma_exposure_per_100k_open_interest":1704734.3196559006,"gamma_exposure_flip":188.8164648555432,"gamma_exposure_flip_distance_pct":-2.177773973615795,"call_wall":200,"call_wall_distance_pct":3.6162032810269347,"put_wall":180,"put_wall_distance_pct":-6.745417047075758,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1295},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"CTAS","price":193.02,"totalOi":30416,"analysisCoverage":1,"avgIvPct":85.9,"ivRank":85.6,"iv52wHighPct":94.2,"iv52wLowPct":36.5,"frontDte":7,"frontAtmIvPct":25.8512,"backAtmIvPct":24.3725,"termPremiumPp":1.4787,"expectedMoveFrontPct":3.58,"straddleFrontPct":3.16,"straddle30dPct":3.63,"riskReversalFrontPp":1.41,"riskReversal30dPp":1.41,"butterflyFrontPp":-1.62,"butterfly30dPp":-1.62,"putCallOiRatio":0.872,"putCallOiFrontRatio":1.248,"putCallVolumeFrontRatio":0.507,"optionVolume":648,"volumeOiRatio":0.021305,"netDeltaNormalized":0.064949,"dealerDeltaNormalized":-0.064652,"gexPer100kOi":1640568.450815,"vannaPer100kOi":3833.50868,"charmPer100kOi":19831.667543,"weekendDeltaShiftPer100kOi":59495.00263,"ivSurfaceRangePp":131,"gammaFlipDistancePct":20.003108,"maxPainDistancePct":-1.564605,"peakCallDistancePct":3.616206,"peakPutDistancePct":1.0258},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/CTAS.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."}