{"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/QS","markdown_url":"https://halfonadouble.com/stock/QS.md","history_url":"https://halfonadouble.com/api/v1/history/QS.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/QS.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":"QS","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":4.570000171661377,"previous_close":4.590000152587891,"delta_neutral":4.098418802592194,"gamma_neutral":0.6074319818779638,"gamma_max":5.994578221548433,"total_open_interest":629844,"previous_open_interest":648999,"listed_contracts":233,"listed_calls":169,"listed_puts":118,"gamma_max_distance_pct":31.172385041052742,"delta_neutral_distance_pct":-10.319066769263253,"gamma_neutral_distance_pct":-86.7082722306083,"open_interest_change_1d_pct":-2.951468338163849,"call_open_interest":494741,"put_open_interest":135103,"put_call_open_interest_ratio":0.2730782368956686,"nearest_expiration_max_pain":5,"nearest_expiration_max_pain_expiry":"2026-10-09","nearest_expiration_max_pain_distance_pct":9.409186262290687,"all_expiration_max_pain":5,"net_gamma_exposure":10415391.959867848,"net_gamma_exposure_per_100k_open_interest":1653646.2933469,"gamma_exposure_flip":0.6074319818779638,"gamma_exposure_flip_distance_pct":-86.7082722306083,"call_wall":5,"call_wall_distance_pct":9.409186262290687,"put_wall":5,"put_wall_distance_pct":9.409186262290687,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":165},"history_summary":{"first_date":"2020-12-01","last_date":"2026-10-02","session_count":1394,"trailing_window_sessions":252,"sessions_above_gamma_max_pct":4.761904761904762,"gamma_max_cross_count":14,"delta_neutral_cross_count":0,"gamma_max_prior_sessions_closer_pct":96.42857142857143,"gamma_max_prior_comparison_sessions":252,"delta_neutral_prior_sessions_closer_pct":3.1746031746031744,"delta_neutral_prior_comparison_sessions":252,"open_interest_percentile_1y":31.746031746031743,"open_interest_change_1d_contracts":-19155,"open_interest_change_z_252":-0.4539612132181565,"open_interest_change_z_comparison_sessions":252,"open_interest_change_5_sessions_pct":2.762549925601065,"open_interest_change_21_sessions_pct":2.5478878857691774,"call_put_open_interest_changes":{"one_session":{"call_change_contracts":-13456,"put_change_contracts":-5699,"call_growth_pct":-2.647792096372076,"put_growth_pct":-4.047527733981052,"call_minus_put_growth_pp":1.3997356376089756},"five_sessions":{"call_change_contracts":16097,"put_change_contracts":835,"call_growth_pct":3.3630422610541446,"put_growth_pct":0.6218905472636816,"call_minus_put_growth_pp":2.741151713790463},"call_change_surprise":{"z_score":-0.4414667838497937,"comparison_sessions":252},"put_change_surprise":{"z_score":-0.4565524374040069,"comparison_sessions":252},"call_minus_put_growth_surprise":{"z_score":0.6126832678838204,"comparison_sessions":252}}},"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":57.078366765623,"directional_score":-7.2047244094488185,"catalyst_reasons":["25Δ risk reversal 215.6 pp","IV rank 87"],"features":{"symbol":"QS","price":4.57,"totalOi":650793,"analysisCoverage":0.9444,"avgIvPct":834.9,"ivRank":86.5,"iv52wHighPct":946.1,"iv52wLowPct":123.46,"frontDte":7,"frontAtmIvPct":59.0678,"backAtmIvPct":63.2949,"termPremiumPp":-4.2271,"expectedMoveFrontPct":8.18,"straddleFrontPct":6.13,"straddle30dPct":15.86,"riskReversalFrontPp":215.6,"riskReversal30dPp":-1.95,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.269,"putCallOiFrontRatio":0.415,"putCallVolumeFrontRatio":0.106,"optionVolume":9361,"volumeOiRatio":0.014384,"netDeltaNormalized":0.072122,"dealerDeltaNormalized":-0.071973,"gexPer100kOi":73742.724645,"vannaPer100kOi":4021.555241,"charmPer100kOi":-53721.536648,"weekendDeltaShiftPer100kOi":-161164.456286,"ivSurfaceRangePp":157.4,"gammaFlipDistancePct":26.039387,"maxPainDistancePct":9.40919,"peakCallDistancePct":9.40919,"peakPutDistancePct":-1.531729},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/QS.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":[{"direction":"above","event_count":26,"completed_path_count":26,"latest_cross_date":"2026-05-26","horizons":[{"sessions":1,"sample_size":26,"median_return_pct":-1.094971871726047,"p25_return_pct":-2.961873502228535,"p75_return_pct":2.193837709134522,"above_zero_pct":38.46153846153847,"median_interval_low_pct":-2.3651325123202116,"median_interval_high_pct":1.9563497905825677,"median_interval_nominal_coverage_pct":92.44813024997711,"confidence_floor_pct":0},{"sessions":3,"sample_size":26,"median_return_pct":-2.1806707880950684,"p25_return_pct":-9.764728193619604,"p75_return_pct":4.900666726937914,"above_zero_pct":42.30769230769231,"median_interval_low_pct":-7.027709979622598,"median_interval_high_pct":2.981642973000853,"median_interval_nominal_coverage_pct":92.44813024997711,"confidence_floor_pct":0},{"sessions":5,"sample_size":26,"median_return_pct":-4.472737806780963,"p25_return_pct":-11.07969372296585,"p75_return_pct":4.836083185053691,"above_zero_pct":34.61538461538461,"median_interval_low_pct":-9.35304565861349,"median_interval_high_pct":3.0502875685763042,"median_interval_nominal_coverage_pct":92.44813024997711,"confidence_floor_pct":0},{"sessions":10,"sample_size":26,"median_return_pct":-4.955893475952411,"p25_return_pct":-15.889623534092205,"p75_return_pct":7.489661937111242,"above_zero_pct":30.76923076923077,"median_interval_low_pct":-12.678132065566682,"median_interval_high_pct":-0.6880781855428064,"median_interval_nominal_coverage_pct":92.44813024997711,"confidence_floor_pct":-0.6880781855428064}]},{"direction":"below","event_count":25,"completed_path_count":25,"latest_cross_date":"2026-06-03","horizons":[{"sessions":1,"sample_size":25,"median_return_pct":-2.480918172379043,"p25_return_pct":-6.2024543971807455,"p75_return_pct":3.128911228554565,"above_zero_pct":36,"median_interval_low_pct":-5.366121393095935,"median_interval_high_pct":2.9097373318186293,"median_interval_nominal_coverage_pct":95.67147493362427,"confidence_floor_pct":0},{"sessions":3,"sample_size":25,"median_return_pct":-5.2631530283420265,"p25_return_pct":-8.305647866846789,"p75_return_pct":7.0436512254052674,"above_zero_pct":28.000000000000004,"median_interval_low_pct":-7.807272576082369,"median_interval_high_pct":-1.9123965666310805,"median_interval_nominal_coverage_pct":95.67147493362427,"confidence_floor_pct":-1.9123965666310805},{"sessions":5,"sample_size":25,"median_return_pct":-4.928456989818731,"p25_return_pct":-10.03124713897705,"p75_return_pct":4.825171826433672,"above_zero_pct":40,"median_interval_low_pct":-10.005584512285925,"median_interval_high_pct":4.650483230337987,"median_interval_nominal_coverage_pct":95.67147493362427,"confidence_floor_pct":0},{"sessions":10,"sample_size":25,"median_return_pct":-7.631160921852831,"p25_return_pct":-21.232877681691832,"p75_return_pct":8.111886936642755,"above_zero_pct":40,"median_interval_low_pct":-20.11103923090427,"median_interval_high_pct":5.090690018238675,"median_interval_nominal_coverage_pct":95.67147493362427,"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."}