{"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/TWIN","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/TWIN.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/TWIN.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":"TWIN","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":28.5049991607666,"previous_close":26.860000610351562,"delta_neutral":null,"gamma_neutral":null,"gamma_max":null,"total_open_interest":342,"previous_open_interest":337,"listed_contracts":10,"listed_calls":10,"listed_puts":4,"gamma_max_distance_pct":null,"delta_neutral_distance_pct":null,"gamma_neutral_distance_pct":null,"open_interest_change_1d_pct":1.483679525222552,"call_open_interest":325,"put_open_interest":17,"put_call_open_interest_ratio":0.052307692307692305,"nearest_expiration_max_pain":25,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-12.296085823397512,"all_expiration_max_pain":20,"net_gamma_exposure":31244.17001064169,"net_gamma_exposure_per_100k_open_interest":9135722.225333828,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":25,"call_wall_distance_pct":-12.296085823397512,"put_wall":25,"put_wall_distance_pct":-12.296085823397512,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":4253},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.7778,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"TWIN","price":28.5,"totalOi":342,"analysisCoverage":0.7778,"avgIvPct":84.9,"ivRank":2.2,"iv52wHighPct":152.87,"iv52wLowPct":83.4,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":null,"riskReversal30dPp":null,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.052,"putCallOiFrontRatio":0.164,"putCallVolumeFrontRatio":1.667,"optionVolume":8,"volumeOiRatio":0.023392,"netDeltaNormalized":0.646725,"dealerDeltaNormalized":-0.646725,"gexPer100kOi":3276081.871345,"vannaPer100kOi":-2923.976608,"charmPer100kOi":-2120467.836257,"weekendDeltaShiftPer100kOi":-6361695.906433,"ivSurfaceRangePp":52.7,"gammaFlipDistancePct":-37.052632,"maxPainDistancePct":-29.824561,"peakCallDistancePct":-12.280702,"peakPutDistancePct":-12.280702},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/TWIN.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."}