{"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/PTIR","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/PTIR.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/PTIR.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":"PTIR","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":20.5,"previous_close":23.959999084472656,"delta_neutral":11.24628861830816,"gamma_neutral":6.01457676223745,"gamma_max":21.121530831259165,"total_open_interest":28107,"previous_open_interest":39264,"listed_contracts":233,"listed_calls":152,"listed_puts":127,"gamma_max_distance_pct":3.031857713459339,"delta_neutral_distance_pct":-45.140055520447994,"gamma_neutral_distance_pct":-70.66060115981732,"open_interest_change_1d_pct":-28.41534229828851,"call_open_interest":21147,"put_open_interest":6960,"put_call_open_interest_ratio":0.32912469853879983,"nearest_expiration_max_pain":20,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-2.4390243902439024,"all_expiration_max_pain":14,"net_gamma_exposure":815139.5420882719,"net_gamma_exposure_per_100k_open_interest":2900130.0106317713,"gamma_exposure_flip":6.01457676223745,"gamma_exposure_flip_distance_pct":-70.66060115981732,"call_wall":29,"call_wall_distance_pct":41.46341463414634,"put_wall":10,"put_wall_distance_pct":-51.21951219512195,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1253},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":20.5,"totalOi":39162,"analysisCoverage":1,"avgIvPct":771.4,"ivRank":100,"iv52wHighPct":771.4,"iv52wLowPct":112.3,"frontDte":35,"termPremiumPp":0,"riskReversalFrontPp":1.4,"riskReversal30dPp":1.4,"butterflyFrontPp":-5.08,"butterfly30dPp":-5.08,"putCallOiRatio":0.316,"putCallOiFrontRatio":0.277,"putCallVolumeFrontRatio":0.236,"optionVolume":4106,"volumeOiRatio":0.104847,"netDeltaNormalized":0.250681,"dealerDeltaNormalized":-0.231247,"gexPer100kOi":690309.585823,"vannaPer100kOi":791.583678,"charmPer100kOi":-110655.737705,"weekendDeltaShiftPer100kOi":-331967.213115,"ivSurfaceRangePp":28.3,"gammaFlipDistancePct":2.390244,"maxPainDistancePct":-24.634147,"peakCallDistancePct":-2.439024,"peakPutDistancePct":17.073171},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/PTIR.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."}