{"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/GIL","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/GIL.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/GIL.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":"GIL","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":40.939998626708984,"previous_close":41.9900016784668,"delta_neutral":41.655107553007355,"gamma_neutral":40.939998626708984,"gamma_max":50.46825268342524,"total_open_interest":6996,"previous_open_interest":8752,"listed_contracts":90,"listed_calls":57,"listed_puts":43,"gamma_max_distance_pct":23.273703899198686,"delta_neutral_distance_pct":1.7467243534098165,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":-20.06398537477148,"call_open_interest":4977,"put_open_interest":2019,"put_call_open_interest_ratio":0.405666063893912,"nearest_expiration_max_pain":42.5,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":3.8104578056172214,"all_expiration_max_pain":35,"net_gamma_exposure":89457.70926910672,"net_gamma_exposure_per_100k_open_interest":1278697.9598214226,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":42.5,"call_wall_distance_pct":3.8104578056172214,"put_wall":40,"put_wall_distance_pct":-2.2960397123602627,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":"below","open_interest_rank":2221},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":40.94,"totalOi":9143,"analysisCoverage":0.9444,"avgIvPct":382.1,"ivRank":100,"iv52wHighPct":382.1,"iv52wLowPct":48.74,"frontDte":35,"termPremiumPp":3.7943,"riskReversalFrontPp":1.14,"riskReversal30dPp":1.14,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.519,"putCallOiFrontRatio":0.501,"putCallVolumeFrontRatio":2.667,"optionVolume":496,"volumeOiRatio":0.054249,"netDeltaNormalized":0.117209,"dealerDeltaNormalized":-0.11721,"gexPer100kOi":440714.645084,"vannaPer100kOi":251.558569,"charmPer100kOi":-77611.287324,"weekendDeltaShiftPer100kOi":-232844.7993,"ivSurfaceRangePp":46.7,"gammaFlipDistancePct":40.571568,"maxPainDistancePct":-8.40254,"peakCallDistancePct":-45.041524,"peakPutDistancePct":3.810454},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/GIL.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."}