{"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/ECPG","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ECPG.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ECPG.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":"ECPG","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":101.68000030517578,"previous_close":102.5999984741211,"delta_neutral":100.84820176676727,"gamma_neutral":76.76840023040772,"gamma_max":113.82632876191485,"total_open_interest":2089,"previous_open_interest":2362,"listed_contracts":42,"listed_calls":35,"listed_puts":23,"gamma_max_distance_pct":11.945641640719773,"delta_neutral_distance_pct":-0.8180552084107001,"gamma_neutral_distance_pct":-24.499999999999993,"open_interest_change_1d_pct":-11.558001693480103,"call_open_interest":524,"put_open_interest":1565,"put_call_open_interest_ratio":2.986641221374046,"nearest_expiration_max_pain":95,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-6.56963049284703,"all_expiration_max_pain":85,"net_gamma_exposure":298.2176404261272,"net_gamma_exposure_per_100k_open_interest":14275.617062045343,"gamma_exposure_flip":76.76840023040772,"gamma_exposure_flip_distance_pct":-24.499999999999993,"call_wall":105,"call_wall_distance_pct":3.2651452447480196,"put_wall":85,"put_wall_distance_pct":-16.404406230442078,"gamma_max_cross_direction":"below","delta_neutral_cross_direction":null,"open_interest_rank":3055},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.8889,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":101.68,"totalOi":2368,"analysisCoverage":0.8889,"avgIvPct":192.5,"ivRank":100,"iv52wHighPct":192.5,"iv52wLowPct":54.2,"frontDte":35,"termPremiumPp":9.9757,"riskReversalFrontPp":67.67,"riskReversal30dPp":67.67,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":2.914,"putCallOiFrontRatio":0.278,"putCallVolumeFrontRatio":8,"optionVolume":64,"volumeOiRatio":0.027027,"netDeltaNormalized":0.078298,"dealerDeltaNormalized":-0.078294,"gexPer100kOi":1614523.226351,"vannaPer100kOi":4265.202703,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":19.8,"gammaFlipDistancePct":-55.792683,"maxPainDistancePct":-16.404406,"peakCallDistancePct":-1.652242,"peakPutDistancePct":-21.321794},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ECPG.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."}