{"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/PK","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/PK.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/PK.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":"PK","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":15.529999732971191,"previous_close":15.420000076293945,"delta_neutral":13.039767157794154,"gamma_neutral":12.34749608099326,"gamma_max":14.96503264878527,"total_open_interest":6808,"previous_open_interest":6780,"listed_contracts":33,"listed_calls":17,"listed_puts":19,"gamma_max_distance_pct":-3.6379078808769068,"delta_neutral_distance_pct":-16.03498144233778,"gamma_neutral_distance_pct":-20.492618845454782,"open_interest_change_1d_pct":0.41297935103244837,"call_open_interest":4419,"put_open_interest":2389,"put_call_open_interest_ratio":0.5406200497850192,"nearest_expiration_max_pain":15,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-3.4127478563052884,"all_expiration_max_pain":15,"net_gamma_exposure":1107460.7401818659,"net_gamma_exposure_per_100k_open_interest":16267049.650144914,"gamma_exposure_flip":12.34749608099326,"gamma_exposure_flip_distance_pct":-20.492618845454782,"call_wall":15,"call_wall_distance_pct":-3.4127478563052884,"put_wall":15,"put_wall_distance_pct":-3.4127478563052884,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2369},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"PK","price":15.53,"totalOi":6808,"analysisCoverage":0.9444,"avgIvPct":96.4,"ivRank":24.9,"iv52wHighPct":167.6,"iv52wLowPct":72.73,"frontDte":14,"frontAtmIvPct":31.2999,"backAtmIvPct":34.58,"termPremiumPp":-3.2801,"expectedMoveFrontPct":6.13,"straddleFrontPct":5.47,"straddle30dPct":5.47,"riskReversalFrontPp":-141.14,"riskReversal30dPp":-141.14,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.541,"putCallOiFrontRatio":0.843,"putCallVolumeFrontRatio":2.273,"optionVolume":112,"volumeOiRatio":0.016451,"netDeltaNormalized":0.338697,"dealerDeltaNormalized":-0.338649,"gexPer100kOi":2707025.998825,"vannaPer100kOi":132.197415,"charmPer100kOi":-948031.72738,"weekendDeltaShiftPer100kOi":-2844109.87074,"ivSurfaceRangePp":78.8,"gammaFlipDistancePct":-18.673535,"maxPainDistancePct":-3.41275,"peakCallDistancePct":12.685126,"peakPutDistancePct":-3.41275},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/PK.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."}