{"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/IDXX","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/IDXX.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/IDXX.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":"IDXX","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":560.3599853515625,"previous_close":547.1799926757812,"delta_neutral":484.9467003190474,"gamma_neutral":434.7827687732862,"gamma_max":610.2334931653169,"total_open_interest":2039,"previous_open_interest":3220,"listed_contracts":193,"listed_calls":112,"listed_puts":92,"gamma_max_distance_pct":8.900262173871031,"delta_neutral_distance_pct":-13.458006817742667,"gamma_neutral_distance_pct":-22.41009705564376,"open_interest_change_1d_pct":-36.67701863354037,"call_open_interest":1488,"put_open_interest":551,"put_call_open_interest_ratio":0.3702956989247312,"nearest_expiration_max_pain":530,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-5.417943133915075,"all_expiration_max_pain":520,"net_gamma_exposure":196294.12908522796,"net_gamma_exposure_per_100k_open_interest":9626980.337676702,"gamma_exposure_flip":434.7827687732862,"gamma_exposure_flip_distance_pct":-22.41009705564376,"call_wall":570,"call_wall_distance_pct":1.7203253088083157,"put_wall":520,"put_wall_distance_pct":-7.202510244595922,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3073},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":560.36,"totalOi":3216,"analysisCoverage":0.9444,"avgIvPct":395.9,"ivRank":100,"iv52wHighPct":395.9,"iv52wLowPct":40.7,"frontDte":35,"termPremiumPp":6.0758,"riskReversalFrontPp":null,"riskReversal30dPp":null,"butterflyFrontPp":0.82,"butterfly30dPp":0.82,"putCallOiRatio":0.417,"putCallOiFrontRatio":0.952,"putCallVolumeFrontRatio":0.06,"optionVolume":252,"volumeOiRatio":0.078358,"netDeltaNormalized":0.174578,"dealerDeltaNormalized":-0.156881,"gexPer100kOi":55482368.159204,"vannaPer100kOi":559.701493,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":27.9,"gammaFlipDistancePct":-0.149904,"maxPainDistancePct":-7.202513,"peakCallDistancePct":-3.633379,"peakPutDistancePct":-1.848811},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/IDXX.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."}