{"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/OPEX","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/OPEX.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/OPEX.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":"OPEX","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":3.9600000381469727,"previous_close":3.859999895095825,"delta_neutral":null,"gamma_neutral":null,"gamma_max":null,"total_open_interest":99,"previous_open_interest":97,"listed_contracts":14,"listed_calls":10,"listed_puts":6,"gamma_max_distance_pct":null,"delta_neutral_distance_pct":null,"gamma_neutral_distance_pct":null,"open_interest_change_1d_pct":2.0618556701030926,"call_open_interest":56,"put_open_interest":43,"put_call_open_interest_ratio":0.7678571428571429,"nearest_expiration_max_pain":6,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":51.51515005559488,"all_expiration_max_pain":6,"net_gamma_exposure":-1040.365832302861,"net_gamma_exposure_per_100k_open_interest":-1050874.578083698,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":6,"call_wall_distance_pct":51.51515005559488,"put_wall":4,"put_wall_distance_pct":1.0101000370632516,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":4758},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.6667,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"OPEX","price":3.96,"totalOi":99,"analysisCoverage":0.6667,"avgIvPct":221.4,"ivRank":11.9,"iv52wHighPct":438.3,"iv52wLowPct":192.07,"frontDte":14,"frontAtmIvPct":145.0109,"backAtmIvPct":166.4043,"termPremiumPp":-21.3934,"expectedMoveFrontPct":28.4,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":null,"riskReversal30dPp":null,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.768,"putCallOiFrontRatio":1.619,"putCallVolumeFrontRatio":0,"optionVolume":0,"volumeOiRatio":0,"netDeltaNormalized":-0.083333,"dealerDeltaNormalized":0.083333,"gexPer100kOi":-106545.454545,"vannaPer100kOi":0,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":0,"gammaFlipDistancePct":null,"maxPainDistancePct":51.515152,"peakCallDistancePct":null,"peakPutDistancePct":null},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/OPEX.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."}