{"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/ASTH","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ASTH.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ASTH.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":"ASTH","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":35.880001068115234,"previous_close":34.90999984741211,"delta_neutral":32.7891106976882,"gamma_neutral":26.570870452758957,"gamma_max":38.80698902354422,"total_open_interest":8666,"previous_open_interest":8667,"listed_contracts":49,"listed_calls":29,"listed_puts":27,"gamma_max_distance_pct":8.157714237166097,"delta_neutral_distance_pct":-8.614521400262033,"gamma_neutral_distance_pct":-25.945179315027495,"open_interest_change_1d_pct":-0.011538017768547362,"call_open_interest":6691,"put_open_interest":1975,"put_call_open_interest_ratio":0.2951726199372291,"nearest_expiration_max_pain":35,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-2.4526227478216196,"all_expiration_max_pain":40,"net_gamma_exposure":970293.0328639011,"net_gamma_exposure_per_100k_open_interest":11196550.113823,"gamma_exposure_flip":26.570870452758957,"gamma_exposure_flip_distance_pct":-25.945179315027495,"call_wall":40,"call_wall_distance_pct":11.482716859632434,"put_wall":40,"put_wall_distance_pct":11.482716859632434,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2192},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"ASTH","price":35.88,"totalOi":8666,"analysisCoverage":0.9444,"avgIvPct":83.7,"ivRank":41.9,"iv52wHighPct":105.78,"iv52wLowPct":67.8,"frontDte":14,"frontAtmIvPct":62.2424,"backAtmIvPct":71.0978,"termPremiumPp":-8.8554,"expectedMoveFrontPct":12.19,"straddleFrontPct":20.35,"straddle30dPct":20.35,"riskReversalFrontPp":91.14,"riskReversal30dPp":91.14,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.295,"putCallOiFrontRatio":0.007,"putCallVolumeFrontRatio":0.25,"optionVolume":270,"volumeOiRatio":0.031156,"netDeltaNormalized":0.119201,"dealerDeltaNormalized":-0.119204,"gexPer100kOi":4027473.57489,"vannaPer100kOi":2746.365105,"charmPer100kOi":-2729425.340411,"weekendDeltaShiftPer100kOi":-8188276.021232,"ivSurfaceRangePp":80.4,"gammaFlipDistancePct":-1.867336,"maxPainDistancePct":11.48272,"peakCallDistancePct":25.41806,"peakPutDistancePct":11.48272},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ASTH.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."}