{"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/PHVS","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/PHVS.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/PHVS.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":"PHVS","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":27.739999771118164,"previous_close":29.639999389648438,"delta_neutral":29.47799222982328,"gamma_neutral":32.65301308324081,"gamma_max":46.731989079733104,"total_open_interest":2057,"previous_open_interest":23209,"listed_contracts":58,"listed_calls":37,"listed_puts":26,"gamma_max_distance_pct":68.46427348708445,"delta_neutral_distance_pct":6.265293702398105,"gamma_neutral_distance_pct":17.71093494109501,"open_interest_change_1d_pct":-91.13705889956482,"call_open_interest":963,"put_open_interest":1094,"put_call_open_interest_ratio":1.1360332294911735,"nearest_expiration_max_pain":30,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":8.147080921157261,"all_expiration_max_pain":30,"net_gamma_exposure":-15978.06737582255,"net_gamma_exposure_per_100k_open_interest":-776765.5505990544,"gamma_exposure_flip":32.65301308324081,"gamma_exposure_flip_distance_pct":17.71093494109501,"call_wall":30,"call_wall_distance_pct":8.147080921157261,"put_wall":25,"put_wall_distance_pct":-9.877432565702282,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3064},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.8333,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":27.74,"totalOi":23063,"analysisCoverage":0.8333,"avgIvPct":950.3,"ivRank":100,"iv52wHighPct":950.3,"iv52wLowPct":87,"frontDte":null,"termPremiumPp":null,"riskReversalFrontPp":-61.99,"riskReversal30dPp":-61.99,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":1.78,"putCallOiFrontRatio":0.236,"putCallVolumeFrontRatio":0,"optionVolume":256,"volumeOiRatio":0.0111,"netDeltaNormalized":-0.138523,"dealerDeltaNormalized":0.138523,"gexPer100kOi":-2126339.851711,"vannaPer100kOi":277.500759,"charmPer100kOi":-16116.723757,"weekendDeltaShiftPer100kOi":-48345.835321,"ivSurfaceRangePp":61.9,"gammaFlipDistancePct":null,"maxPainDistancePct":8.14708,"peakCallDistancePct":-0.865177,"peakPutDistancePct":8.14708},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/PHVS.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."}