{"schema_version":1,"publisher":"Half on a Double","data_through":"2026-10-16","frequency":"end-of-day","methodology":"market-implied-carry-v1","generation":"market-implied-carry-analytics-20260917T000000Z","canonical_url":"https://halfonadouble.com/stock/ECL","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ECL.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ECL.json?date=2026-10-16&public_schema=4","definitions_url":"https://halfonadouble.com/methodology.md","license_url":"https://halfonadouble.com/terms.md","disclaimer_url":"https://halfonadouble.com/disclaimer.md","symbol":"ECL","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":288.8900146484375,"previous_close":290.80999755859375,"delta_neutral":253.99791912435808,"gamma_neutral":229.01843485065376,"gamma_max":292.83583111299134,"total_open_interest":8833,"previous_open_interest":20896,"listed_contracts":128,"listed_calls":86,"listed_puts":63,"gamma_max_distance_pct":1.36585422287983,"delta_neutral_distance_pct":-12.07798599980726,"gamma_neutral_distance_pct":-20.724696861068043,"open_interest_change_1d_pct":-57.72875191424196,"call_open_interest":7025,"put_open_interest":1808,"put_call_open_interest_ratio":0.25736654804270465,"nearest_expiration_max_pain":280,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-3.077300771110464,"all_expiration_max_pain":260,"net_gamma_exposure":1678038.8576924305,"net_gamma_exposure_per_100k_open_interest":18997383.195883963,"gamma_exposure_flip":229.01843485065376,"gamma_exposure_flip_distance_pct":-20.724696861068043,"call_wall":280,"call_wall_distance_pct":-3.077300771110464,"put_wall":250,"put_wall_distance_pct":-13.461875688491487,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2050},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":288.89,"totalOi":20066,"analysisCoverage":1,"avgIvPct":261.4,"ivRank":100,"iv52wHighPct":261.4,"iv52wLowPct":31.8,"frontDte":35,"termPremiumPp":2.6937,"riskReversalFrontPp":5.16,"riskReversal30dPp":5.16,"butterflyFrontPp":-0.76,"butterfly30dPp":-0.76,"putCallOiRatio":0.646,"putCallOiFrontRatio":0.358,"putCallVolumeFrontRatio":3.397,"optionVolume":7162,"volumeOiRatio":0.356922,"netDeltaNormalized":0.098249,"dealerDeltaNormalized":-0.089691,"gexPer100kOi":-11576065.384232,"vannaPer100kOi":269.111931,"charmPer100kOi":-370482.408053,"weekendDeltaShiftPer100kOi":-1111442.240606,"ivSurfaceRangePp":26.7,"gammaFlipDistancePct":null,"maxPainDistancePct":-3.077296,"peakCallDistancePct":14.23033,"peakPutDistancePct":-3.077296},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ECL.json?date=2026-10-16&public_schema=4","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."}