{"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/ZVIA","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ZVIA.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ZVIA.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":"ZVIA","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":1.2100000381469727,"previous_close":1.2100000381469727,"delta_neutral":null,"gamma_neutral":null,"gamma_max":null,"total_open_interest":3513,"previous_open_interest":3460,"listed_contracts":12,"listed_calls":15,"listed_puts":10,"gamma_max_distance_pct":null,"delta_neutral_distance_pct":null,"gamma_neutral_distance_pct":null,"open_interest_change_1d_pct":1.5317919075144508,"call_open_interest":2938,"put_open_interest":575,"put_call_open_interest_ratio":0.19571136827773997,"nearest_expiration_max_pain":1.5,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":23.96693824052611,"all_expiration_max_pain":1.5,"net_gamma_exposure":116414.0630562235,"net_gamma_exposure_per_100k_open_interest":3313807.658873427,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":1.5,"call_wall_distance_pct":23.96693824052611,"put_wall":1.5,"put_wall_distance_pct":23.96693824052611,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2801},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.7778,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"ZVIA","price":1.21,"totalOi":3513,"analysisCoverage":0.7778,"avgIvPct":428,"ivRank":42.5,"iv52wHighPct":820.4,"iv52wLowPct":137.74,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":-117.07,"riskReversal30dPp":-117.07,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.196,"putCallOiFrontRatio":0.046,"putCallVolumeFrontRatio":0,"optionVolume":32,"volumeOiRatio":0.009109,"netDeltaNormalized":0.389113,"dealerDeltaNormalized":-0.364748,"gexPer100kOi":43715.912326,"vannaPer100kOi":825.505266,"charmPer100kOi":-64218.616567,"weekendDeltaShiftPer100kOi":-192655.849701,"ivSurfaceRangePp":128.5,"gammaFlipDistancePct":null,"maxPainDistancePct":23.966942,"peakCallDistancePct":-17.355372,"peakPutDistancePct":null},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ZVIA.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."}