{"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/ACLS","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ACLS.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ACLS.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":"ACLS","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":108.3499984741211,"previous_close":115.11000061035156,"delta_neutral":104.08030370219628,"gamma_neutral":91.90837085233056,"gamma_max":137.38830448079094,"total_open_interest":5747,"previous_open_interest":6792,"listed_contracts":161,"listed_calls":107,"listed_puts":77,"gamma_max_distance_pct":26.800467388659456,"delta_neutral_distance_pct":-3.940650514124941,"gamma_neutral_distance_pct":-15.174552702663432,"open_interest_change_1d_pct":-15.385747938751473,"call_open_interest":3732,"put_open_interest":2015,"put_call_open_interest_ratio":0.539924973204716,"nearest_expiration_max_pain":95,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-12.321180121944977,"all_expiration_max_pain":110,"net_gamma_exposure":131213.73682651107,"net_gamma_exposure_per_100k_open_interest":2283169.2505048034,"gamma_exposure_flip":91.90837085233056,"gamma_exposure_flip_distance_pct":-15.174552702663432,"call_wall":120,"call_wall_distance_pct":10.752193530174766,"put_wall":70,"put_wall_distance_pct":-35.39455377406472,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2347},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":108.35,"totalOi":6713,"analysisCoverage":1,"avgIvPct":288.3,"ivRank":100,"iv52wHighPct":288.3,"iv52wLowPct":69.4,"frontDte":35,"termPremiumPp":6.7646,"riskReversalFrontPp":23.14,"riskReversal30dPp":23.14,"butterflyFrontPp":1.52,"butterfly30dPp":1.52,"putCallOiRatio":0.542,"putCallOiFrontRatio":0.402,"putCallVolumeFrontRatio":0.415,"optionVolume":197,"volumeOiRatio":0.029346,"netDeltaNormalized":0.051682,"dealerDeltaNormalized":-0.051683,"gexPer100kOi":4224924.17697,"vannaPer100kOi":3023.983316,"charmPer100kOi":-501623.71518,"weekendDeltaShiftPer100kOi":-1504886.042008,"ivSurfaceRangePp":22.5,"gammaFlipDistancePct":2.178126,"maxPainDistancePct":1.522843,"peakCallDistancePct":29.210891,"peakPutDistancePct":-16.935856},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ACLS.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."}