{"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/SPIR","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SPIR.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPIR.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":"SPIR","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":8.949999809265137,"previous_close":9.300000190734863,"delta_neutral":10.241260142335662,"gamma_neutral":11.187499761581421,"gamma_max":16.6924035540345,"total_open_interest":20087,"previous_open_interest":23535,"listed_contracts":138,"listed_calls":93,"listed_puts":53,"gamma_max_distance_pct":86.50730625440173,"delta_neutral_distance_pct":14.427490062444454,"gamma_neutral_distance_pct":25,"open_interest_change_1d_pct":-14.650520501380923,"call_open_interest":13178,"put_open_interest":6909,"put_call_open_interest_ratio":0.5242828957353164,"nearest_expiration_max_pain":14,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":56.42458433917561,"all_expiration_max_pain":12,"net_gamma_exposure":-25662.149433905885,"net_gamma_exposure_per_100k_open_interest":-127755.01286357288,"gamma_exposure_flip":11.187499761581421,"gamma_exposure_flip_distance_pct":25,"call_wall":11,"call_wall_distance_pct":22.905030552209407,"put_wall":12,"put_wall_distance_pct":34.07821514786481,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1462},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":8.95,"totalOi":23635,"analysisCoverage":0.9444,"avgIvPct":2352.3,"ivRank":100,"iv52wHighPct":2352.3,"iv52wLowPct":118.4,"frontDte":35,"termPremiumPp":0,"riskReversalFrontPp":0.36,"riskReversal30dPp":0.36,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.449,"putCallOiFrontRatio":0.79,"putCallVolumeFrontRatio":19.667,"optionVolume":505,"volumeOiRatio":0.021367,"netDeltaNormalized":-0.050328,"dealerDeltaNormalized":0.050175,"gexPer100kOi":6970.721388,"vannaPer100kOi":2263.59213,"charmPer100kOi":37050.983711,"weekendDeltaShiftPer100kOi":111152.951132,"ivSurfaceRangePp":12.1,"gammaFlipDistancePct":233.854749,"maxPainDistancePct":34.078212,"peakCallDistancePct":22.905028,"peakPutDistancePct":11.731844},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPIR.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."}