{"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/XME","markdown_url":"https://halfonadouble.com/stock/XME.md","history_url":"https://halfonadouble.com/api/v1/history/XME.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/XME.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":"XME","page_tier":"A","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":100.91999816894531,"previous_close":101.33999633789062,"delta_neutral":108.76476061008171,"gamma_neutral":108.78151381404513,"gamma_max":131.34243854650396,"total_open_interest":123499,"previous_open_interest":147357,"listed_contracts":582,"listed_calls":330,"listed_puts":319,"gamma_max_distance_pct":30.145105954748335,"delta_neutral_distance_pct":7.773248695470503,"gamma_neutral_distance_pct":7.78984917532324,"open_interest_change_1d_pct":-16.190611915280577,"call_open_interest":58308,"put_open_interest":65191,"put_call_open_interest_ratio":1.1180455512108116,"nearest_expiration_max_pain":108,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":7.015459729995632,"all_expiration_max_pain":106,"net_gamma_exposure":-3857442.9943461325,"net_gamma_exposure_per_100k_open_interest":-3123460.914133825,"gamma_exposure_flip":108.78151381404513,"gamma_exposure_flip_distance_pct":7.78984917532324,"call_wall":120,"call_wall_distance_pct":18.906066366661815,"put_wall":100,"put_wall_distance_pct":-0.9116113611151557,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":539},"history_summary":{"first_date":"2020-12-01","last_date":"2026-10-16","session_count":1402,"trailing_window_sessions":252,"sessions_above_gamma_max_pct":3.571428571428571,"gamma_max_cross_count":6,"delta_neutral_cross_count":19,"gamma_max_prior_sessions_closer_pct":90.87301587301587,"gamma_max_prior_comparison_sessions":252,"delta_neutral_prior_sessions_closer_pct":83.73015873015873,"delta_neutral_prior_comparison_sessions":252,"open_interest_percentile_1y":13.88888888888889,"open_interest_change_1d_contracts":-23858,"open_interest_change_z_252":-2.08762885800489,"open_interest_change_z_comparison_sessions":252,"open_interest_change_5_sessions_pct":-16.33142508722604,"open_interest_change_21_sessions_pct":-23.743925706840873,"call_put_open_interest_changes":{"one_session":{"call_change_contracts":-19098,"put_change_contracts":-4760,"call_growth_pct":-24.67250600728626,"put_growth_pct":-6.804763334334034,"call_minus_put_growth_pp":-17.867742672952225},"five_sessions":{"call_change_contracts":-18199,"put_change_contracts":-5907,"call_growth_pct":-23.787365861947272,"put_growth_pct":-8.30825058370137,"call_minus_put_growth_pp":-15.479115278245903},"call_change_surprise":{"z_score":-3.317474753988491,"comparison_sessions":252},"put_change_surprise":{"z_score":-0.6972907043661143,"comparison_sessions":252},"call_minus_put_growth_surprise":{"z_score":-4.068165029571297,"comparison_sessions":252}}},"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":44.254212583444044,"directional_score":-21.82635292855035,"catalyst_reasons":["IV rank 100"],"features":{"price":100.92,"totalOi":146853,"analysisCoverage":1,"avgIvPct":210.7,"ivRank":100,"iv52wHighPct":210.7,"iv52wLowPct":37.7,"frontDte":35,"termPremiumPp":0.7696,"riskReversalFrontPp":5.54,"riskReversal30dPp":5.54,"butterflyFrontPp":-1.1,"butterfly30dPp":-1.1,"putCallOiRatio":0.896,"putCallOiFrontRatio":0.361,"putCallVolumeFrontRatio":0.086,"optionVolume":2319,"volumeOiRatio":0.015791,"netDeltaNormalized":-0.05519,"dealerDeltaNormalized":0.055049,"gexPer100kOi":-2023899.7569,"vannaPer100kOi":3600.198838,"charmPer100kOi":30671.487814,"weekendDeltaShiftPer100kOi":92014.463443,"ivSurfaceRangePp":39.6,"gammaFlipDistancePct":null,"maxPainDistancePct":5.03369,"peakCallDistancePct":13.951645,"peakPutDistancePct":4.042806},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/XME.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":[{"direction":"above","event_count":16,"completed_path_count":16,"latest_cross_date":"2026-01-21","horizons":[{"sessions":1,"sample_size":16,"median_return_pct":-0.22215798128213948,"p25_return_pct":-0.5666086673472126,"p75_return_pct":1.4474299011396463,"above_zero_pct":43.75,"median_interval_low_pct":-0.5120433531341173,"median_interval_high_pct":1.4272792859688632,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":3,"sample_size":16,"median_return_pct":-0.9076850563504657,"p25_return_pct":-2.6256444484356627,"p75_return_pct":0.8164219025232733,"above_zero_pct":31.25,"median_interval_low_pct":-2.4904897273680726,"median_interval_high_pct":0.5437283230300238,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":5,"sample_size":16,"median_return_pct":-0.4513147952648122,"p25_return_pct":-3.19003422508565,"p75_return_pct":1.3222273555273,"above_zero_pct":43.75,"median_interval_low_pct":-3.1446540880503138,"median_interval_high_pct":1.2698926305138913,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":10,"sample_size":16,"median_return_pct":-0.8606599971008988,"p25_return_pct":-5.52871796907283,"p75_return_pct":2.8643259206897365,"above_zero_pct":37.5,"median_interval_low_pct":-4.885931120489751,"median_interval_high_pct":2.8457781410378136,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0}]},{"direction":"below","event_count":15,"completed_path_count":15,"latest_cross_date":"2026-01-23","horizons":[{"sessions":1,"sample_size":15,"median_return_pct":-0.36178331042809875,"p25_return_pct":-3.5868762858669188,"p75_return_pct":0.6261197294617715,"above_zero_pct":40,"median_interval_low_pct":-4.0094371382944916,"median_interval_high_pct":0.8002396986763749,"median_interval_nominal_coverage_pct":96.484375,"confidence_floor_pct":0},{"sessions":3,"sample_size":15,"median_return_pct":-0.2759674075945573,"p25_return_pct":-2.215796050026336,"p75_return_pct":1.3118884435689537,"above_zero_pct":33.33333333333333,"median_interval_low_pct":-2.362205938928963,"median_interval_high_pct":1.4205765398576764,"median_interval_nominal_coverage_pct":96.484375,"confidence_floor_pct":0},{"sessions":5,"sample_size":15,"median_return_pct":-0.603083437576446,"p25_return_pct":-3.013198053376409,"p75_return_pct":0.2718125463403609,"above_zero_pct":26.666666666666668,"median_interval_low_pct":-4.234947025717428,"median_interval_high_pct":0.774861423688411,"median_interval_nominal_coverage_pct":96.484375,"confidence_floor_pct":0},{"sessions":10,"sample_size":15,"median_return_pct":-2.568687768863942,"p25_return_pct":-5.714225469875017,"p75_return_pct":-0.4675729347102975,"above_zero_pct":26.666666666666668,"median_interval_low_pct":-6.756756756756754,"median_interval_high_pct":0.44468159831334564,"median_interval_nominal_coverage_pct":96.484375,"confidence_floor_pct":0}]}],"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."}