{"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/ASTI","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ASTI.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ASTI.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":"ASTI","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":2.309999942779541,"previous_close":2.299999952316284,"delta_neutral":1.1741344244247285,"gamma_neutral":2.309999942779541,"gamma_max":1.3452144210947594,"total_open_interest":2149,"previous_open_interest":2126,"listed_contracts":21,"listed_calls":13,"listed_puts":9,"gamma_max_distance_pct":-41.76560803390711,"delta_neutral_distance_pct":-49.17166867926697,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":1.0818438381937912,"call_open_interest":1803,"put_open_interest":346,"put_call_open_interest_ratio":0.19190238491403216,"nearest_expiration_max_pain":2.5,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":8.225110905926632,"all_expiration_max_pain":2.5,"net_gamma_exposure":43088.69109892908,"net_gamma_exposure_per_100k_open_interest":2005057.7523931633,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":5,"call_wall_distance_pct":116.45022181185327,"put_wall":2.5,"put_wall_distance_pct":8.225110905926632,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3156},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.8333,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"ASTI","price":2.31,"totalOi":2149,"analysisCoverage":0.8333,"avgIvPct":226.2,"ivRank":71.2,"iv52wHighPct":254.7,"iv52wLowPct":155.85,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":-66.84,"riskReversal30dPp":-66.84,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.192,"putCallOiFrontRatio":0.135,"putCallVolumeFrontRatio":0,"optionVolume":1,"volumeOiRatio":0.000465,"netDeltaNormalized":0.331033,"dealerDeltaNormalized":-0.331038,"gexPer100kOi":40307.584923,"vannaPer100kOi":2000.930665,"charmPer100kOi":-384597.487203,"weekendDeltaShiftPer100kOi":-1153745.928339,"ivSurfaceRangePp":47.3,"gammaFlipDistancePct":13.852814,"maxPainDistancePct":8.225108,"peakCallDistancePct":116.450216,"peakPutDistancePct":null},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ASTI.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."}