{"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/IBB","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/IBB.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/IBB.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":"IBB","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":205.2899932861328,"previous_close":205.9600067138672,"delta_neutral":196.45001320200498,"gamma_neutral":195.35911684122792,"gamma_max":222.80096561155997,"total_open_interest":38072,"previous_open_interest":37536,"listed_contracts":430,"listed_calls":272,"listed_puts":246,"gamma_max_distance_pct":8.529871351800573,"delta_neutral_distance_pct":-4.306094000308472,"gamma_neutral_distance_pct":-4.8374868574637535,"open_interest_change_1d_pct":1.4279624893435636,"call_open_interest":18131,"put_open_interest":19941,"put_call_open_interest_ratio":1.0998290221168165,"nearest_expiration_max_pain":210,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":2.2943187042255824,"all_expiration_max_pain":200,"net_gamma_exposure":998646.1496002185,"net_gamma_exposure_per_100k_open_interest":2623046.2008831124,"gamma_exposure_flip":195.35911684122792,"gamma_exposure_flip_distance_pct":-4.8374868574637535,"call_wall":215,"call_wall_distance_pct":4.729897720992858,"put_wall":200,"put_wall_distance_pct":-2.576839329308969,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1152},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"IBB","price":205.29,"totalOi":38072,"analysisCoverage":1,"avgIvPct":29.5,"ivRank":9.1,"iv52wHighPct":53.58,"iv52wLowPct":27.1,"frontDte":14,"frontAtmIvPct":23.4877,"backAtmIvPct":23.117,"termPremiumPp":0.3707,"expectedMoveFrontPct":4.6,"straddleFrontPct":3.34,"straddle30dPct":3.34,"riskReversalFrontPp":4.98,"riskReversal30dPp":4.98,"butterflyFrontPp":12.26,"butterfly30dPp":12.26,"putCallOiRatio":1.1,"putCallOiFrontRatio":1.1,"putCallVolumeFrontRatio":0.171,"optionVolume":624,"volumeOiRatio":0.01639,"netDeltaNormalized":0.120591,"dealerDeltaNormalized":-0.120062,"gexPer100kOi":6201371.769279,"vannaPer100kOi":3193.948308,"charmPer100kOi":160545.807943,"weekendDeltaShiftPer100kOi":481637.423829,"ivSurfaceRangePp":39.7,"gammaFlipDistancePct":4.895514,"maxPainDistancePct":-2.576843,"peakCallDistancePct":2.294315,"peakPutDistancePct":-2.576843},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/IBB.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."}