{"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/PDFS","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/PDFS.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/PDFS.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":"PDFS","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":39.220001220703125,"previous_close":41.27000045776367,"delta_neutral":34.09035657763841,"gamma_neutral":25.91599055043372,"gamma_max":50.325357467225096,"total_open_interest":1743,"previous_open_interest":1862,"listed_contracts":47,"listed_calls":32,"listed_puts":18,"gamma_max_distance_pct":28.315542837514673,"delta_neutral_distance_pct":-13.079154725668191,"gamma_neutral_distance_pct":-33.921494788854304,"open_interest_change_1d_pct":-6.390977443609022,"call_open_interest":1408,"put_open_interest":335,"put_call_open_interest_ratio":0.23792613636363635,"nearest_expiration_max_pain":45,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":14.73737531717816,"all_expiration_max_pain":40,"net_gamma_exposure":54650.50313909786,"net_gamma_exposure_per_100k_open_interest":3135427.6040790514,"gamma_exposure_flip":25.91599055043372,"gamma_exposure_flip_distance_pct":-33.921494788854304,"call_wall":75,"call_wall_distance_pct":91.22895886196359,"put_wall":40,"put_wall_distance_pct":1.9887780597139189,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3162},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":39.22,"totalOi":1863,"analysisCoverage":0.9444,"avgIvPct":554.4,"ivRank":100,"iv52wHighPct":554.4,"iv52wLowPct":77.8,"frontDte":35,"termPremiumPp":0,"riskReversalFrontPp":-34.18,"riskReversal30dPp":-34.18,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.24,"putCallOiFrontRatio":0.112,"putCallVolumeFrontRatio":0,"optionVolume":102,"volumeOiRatio":0.05475,"netDeltaNormalized":0.078492,"dealerDeltaNormalized":-0.078492,"gexPer100kOi":1405541.599571,"vannaPer100kOi":3327.965647,"charmPer100kOi":-592431.561997,"weekendDeltaShiftPer100kOi":-1777348.362856,"ivSurfaceRangePp":40.1,"gammaFlipDistancePct":19.428863,"maxPainDistancePct":1.988781,"peakCallDistancePct":91.228965,"peakPutDistancePct":14.737379},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/PDFS.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."}