{"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/GSL","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/GSL.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/GSL.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":"GSL","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":45.790000915527344,"previous_close":45.439998626708984,"delta_neutral":41.58715557611291,"gamma_neutral":34.799308874240694,"gamma_max":47.76586022522226,"total_open_interest":9368,"previous_open_interest":9340,"listed_contracts":101,"listed_calls":57,"listed_puts":53,"gamma_max_distance_pct":4.315045359662586,"delta_neutral_distance_pct":-9.178522068972596,"gamma_neutral_distance_pct":-24.002384410435155,"open_interest_change_1d_pct":0.29978586723768735,"call_open_interest":6501,"put_open_interest":2867,"put_call_open_interest_ratio":0.44100907552684204,"nearest_expiration_max_pain":45,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-1.7252694905700587,"all_expiration_max_pain":42,"net_gamma_exposure":1199917.016470315,"net_gamma_exposure_per_100k_open_interest":12808678.655746317,"gamma_exposure_flip":34.799308874240694,"gamma_exposure_flip_distance_pct":-24.002384410435155,"call_wall":45,"call_wall_distance_pct":-1.7252694905700587,"put_wall":45,"put_wall_distance_pct":-1.7252694905700587,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2125},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"GSL","price":45.79,"totalOi":9368,"analysisCoverage":1,"avgIvPct":33,"ivRank":10.2,"iv52wHighPct":77.09,"iv52wLowPct":28,"frontDte":14,"frontAtmIvPct":24.3557,"backAtmIvPct":28.9304,"termPremiumPp":-4.5747,"expectedMoveFrontPct":4.77,"straddleFrontPct":3.77,"straddle30dPct":3.77,"riskReversalFrontPp":3.51,"riskReversal30dPp":3.51,"butterflyFrontPp":9.91,"butterfly30dPp":9.91,"putCallOiRatio":0.441,"putCallOiFrontRatio":0.697,"putCallVolumeFrontRatio":0.756,"optionVolume":195,"volumeOiRatio":0.020816,"netDeltaNormalized":0.258977,"dealerDeltaNormalized":-0.239543,"gexPer100kOi":6840273.377455,"vannaPer100kOi":1142.186166,"charmPer100kOi":-234639.197267,"weekendDeltaShiftPer100kOi":-703906.917165,"ivSurfaceRangePp":167.9,"gammaFlipDistancePct":-3.450535,"maxPainDistancePct":-8.276916,"peakCallDistancePct":9.194147,"peakPutDistancePct":-1.725268},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/GSL.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."}