{"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/GEVO","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/GEVO.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/GEVO.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":"GEVO","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":1.1699999570846558,"previous_close":1.1699999570846558,"delta_neutral":0.10885969512417992,"gamma_neutral":1.1699999570846558,"gamma_max":1,"total_open_interest":47262,"previous_open_interest":48870,"listed_contracts":46,"listed_calls":32,"listed_puts":21,"gamma_max_distance_pct":-14.529911394890362,"delta_neutral_distance_pct":-90.69575221221113,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":-3.2903621853898097,"call_open_interest":43635,"put_open_interest":3627,"put_call_open_interest_ratio":0.08312134754211069,"nearest_expiration_max_pain":1,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-14.529911394890362,"all_expiration_max_pain":1,"net_gamma_exposure":1392989.739821291,"net_gamma_exposure_per_100k_open_interest":2947377.893066927,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":1.5,"call_wall_distance_pct":28.205132907664453,"put_wall":1.5,"put_wall_distance_pct":28.205132907664453,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":953},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.7778,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":1.17,"totalOi":49486,"analysisCoverage":0.7778,"avgIvPct":984.1,"ivRank":100,"iv52wHighPct":984.1,"iv52wLowPct":104.39,"frontDte":null,"termPremiumPp":null,"riskReversalFrontPp":33.08,"riskReversal30dPp":33.08,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.088,"putCallOiFrontRatio":0.083,"putCallVolumeFrontRatio":0.006,"optionVolume":284,"volumeOiRatio":0.005739,"netDeltaNormalized":0.397728,"dealerDeltaNormalized":-0.397608,"gexPer100kOi":33290.162874,"vannaPer100kOi":-586.02433,"charmPer100kOi":-15909.550176,"weekendDeltaShiftPer100kOi":-47728.650527,"ivSurfaceRangePp":53,"gammaFlipDistancePct":null,"maxPainDistancePct":-14.529915,"peakCallDistancePct":28.205128,"peakPutDistancePct":28.205128},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/GEVO.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."}