{"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/SUPN","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SUPN.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SUPN.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":"SUPN","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":42.380001068115234,"previous_close":42.18000030517578,"delta_neutral":65.59289043714013,"gamma_neutral":42.380001068115234,"gamma_max":80,"total_open_interest":1822,"previous_open_interest":1820,"listed_contracts":62,"listed_calls":37,"listed_puts":29,"gamma_max_distance_pct":88.76828217021524,"delta_neutral_distance_pct":54.773215629976015,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":0.10989010989010989,"call_open_interest":337,"put_open_interest":1485,"put_call_open_interest_ratio":4.406528189910979,"nearest_expiration_max_pain":45,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":6.182158720746075,"all_expiration_max_pain":55,"net_gamma_exposure":-125278.72299178518,"net_gamma_exposure_per_100k_open_interest":-6875890.394719275,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":40,"call_wall_distance_pct":-5.615858914892378,"put_wall":55,"put_wall_distance_pct":29.778193992022977,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3280},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.8889,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"SUPN","price":42.38,"totalOi":1822,"analysisCoverage":0.8889,"avgIvPct":58.3,"ivRank":9.2,"iv52wHighPct":93.03,"iv52wLowPct":54.8,"frontDte":77,"frontAtmIvPct":52.5797,"backAtmIvPct":52.5797,"termPremiumPp":0,"expectedMoveFrontPct":24.15,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":-3.29,"riskReversal30dPp":-3.29,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":4.407,"putCallOiFrontRatio":0.5,"putCallVolumeFrontRatio":0,"optionVolume":1,"volumeOiRatio":0.000549,"netDeltaNormalized":-0.453952,"dealerDeltaNormalized":0.453957,"gexPer100kOi":-2948204.720088,"vannaPer100kOi":-4116.355653,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":27.7,"gammaFlipDistancePct":null,"maxPainDistancePct":29.778197,"peakCallDistancePct":41.576215,"peakPutDistancePct":null},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SUPN.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."}