{"source":"kalshi","id":"KXINXDUD-26SEP04H1600","ticker":"KXINXDUD-26SEP04H1600","slug":"KXINXDUD-26SEP04H1600","title":"S&P 500 Daily Up/Down","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-04T00:00:00Z","end_date":"2026-09-11T23:00:00Z","closed_time":null,"volume":5443.79,"volume_24hr":5412.66,"volume_24h_change":null,"normalized_vol_24hr":24.85773468017578,"normalized_volume":20.147846221923828,"liquidity":null,"open_interest":2866.6,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 7747.71","top_outcome_probability":0.06,"top_outcome_prob_24h_change":-0.44,"top_outcome_volume_24h_change":5397.66,"updated_at":"2026-09-04T17:50:34.778974Z","fetched_at":"2026-09-04T17:50:34.778974Z","added_at":"2026-09-04T00:12:43.032986Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26sep04h1600","chart_24h":[15.0,40.0,126.17,185.15,359.03,464.03,564.03,672.96,672.96,717.17,717.17,828.07,928.07,1080.94,1223.85,2319.53,2890.96,4073.62,4127.49,4618.01,5021.93,5184.59,5412.66],"kind":"live","markets":[{"source":"kalshi","id":"KXINXDUD-26SEP04H1600-T7747.71","event_id":"KXINXDUD-26SEP04H1600","slug":"KXINXDUD-26SEP04H1600-T7747.71","question":"Will the S&P 500 be above 7747.71 on Sep 4, 2026 at 4pm EDT?","group_item_title":"Above 7747.71","description":"If the end-of-day price of the S&P 500 on September 04, 2026 is above 7747.71, then the market resolves to Yes.\n\n---\n\nThe target value is the end-of-day/closing price of the prior week's close.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.06,0.94],"probability":0.06,"spread":0.030000000000000002,"active":true,"closed":false,"start_date":"2026-09-04T00:00:00Z","end_date":"2026-09-11T23:00:00Z","closed_time":"2026-09-04T20:00:00Z","volume":5443.79,"volume_24hr":5412.66,"prob_24h_change":-0.44,"volume_24h_change":5397.66,"normalized_vol_24hr":26.76041603088379,"normalized_volume":23.036691665649414,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-09-04T17:50:34.895766Z","fetched_at":"2026-09-04T17:50:34.895766Z","added_at":"2026-09-04T00:12:43.121570Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26sep04h1600","event_title":"S&P 500 Daily Up/Down","chart_24h":[0.5,0.55,0.55,0.65,0.65,0.5,0.59,0.62,0.58,0.61,0.57,0.59,0.6,0.59,0.57,0.55,0.59,0.42,0.32,0.23,0.05,0.03,0.13,0.03,0.06]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXINXDUD-26SEP04H1600","as_of":"2026-09-04T18:01:34.389732Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"S&P 500 Daily Up/Down\" — top market at 6% probability across 1 outcome","source_url":null}}