{"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/ENVA","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ENVA.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ENVA.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":"ENVA","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":177.88999938964844,"previous_close":177.52000427246094,"delta_neutral":173.35417942911073,"gamma_neutral":152.48765063468062,"gamma_max":202.12794533906956,"total_open_interest":3384,"previous_open_interest":3848,"listed_contracts":206,"listed_calls":131,"listed_puts":98,"gamma_max_distance_pct":13.625243708237116,"delta_neutral_distance_pct":-2.5497891821352443,"gamma_neutral_distance_pct":-14.279807095466213,"open_interest_change_1d_pct":-12.058212058212058,"call_open_interest":1993,"put_open_interest":1391,"put_call_open_interest_ratio":0.6979427997992975,"nearest_expiration_max_pain":175,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-1.6245991340514947,"all_expiration_max_pain":175,"net_gamma_exposure":88657.39712799256,"net_gamma_exposure_per_100k_open_interest":2619899.442316565,"gamma_exposure_flip":152.48765063468062,"gamma_exposure_flip_distance_pct":-14.279807095466213,"call_wall":185,"call_wall_distance_pct":3.9968523440027055,"put_wall":170,"put_wall_distance_pct":-4.435324873078595,"gamma_max_cross_direction":"below","delta_neutral_cross_direction":null,"open_interest_rank":2718},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":177.89,"totalOi":4054,"analysisCoverage":1,"avgIvPct":267.5,"ivRank":76.5,"iv52wHighPct":332.6,"iv52wLowPct":55.3,"frontDte":35,"termPremiumPp":5.2736,"riskReversalFrontPp":6.79,"riskReversal30dPp":6.79,"butterflyFrontPp":2.94,"butterfly30dPp":2.94,"putCallOiRatio":0.606,"putCallOiFrontRatio":0.545,"putCallVolumeFrontRatio":0.5,"optionVolume":69,"volumeOiRatio":0.01702,"netDeltaNormalized":0.052981,"dealerDeltaNormalized":-0.049403,"gexPer100kOi":6395306.117415,"vannaPer100kOi":1776.02368,"charmPer100kOi":-295855.944746,"weekendDeltaShiftPer100kOi":-887567.834238,"ivSurfaceRangePp":26.9,"gammaFlipDistancePct":3.350385,"maxPainDistancePct":-4.435325,"peakCallDistancePct":3.996852,"peakPutDistancePct":1.186126},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ENVA.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."}