{"source":"kalshi","id":"KXINXDUD-26SEP03H1600","ticker":"KXINXDUD-26SEP03H1600","slug":"KXINXDUD-26SEP03H1600","title":"S&P 500 Daily Up/Down","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-03T00:00:00Z","end_date":"2026-09-10T23:00:00Z","closed_time":null,"volume":3931.06,"volume_24hr":3651.06,"volume_24h_change":null,"normalized_vol_24hr":25.14348602294922,"normalized_volume":18.655364990234375,"liquidity":null,"open_interest":2632.77,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 7666.60","top_outcome_probability":0.51,"top_outcome_prob_24h_change":-0.040000000000000036,"top_outcome_volume_24h_change":3603.56,"updated_at":"2026-09-03T11:07:31.516321Z","fetched_at":"2026-09-03T11:07:31.516321Z","added_at":"2026-09-03T00:44:26.052759Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26sep03h1600","chart_24h":[47.5,108.16,109.84,218.06,514.13,687.13,693.61,694.27,1463.08,2404.46,2482.64,2722.64,2829.64,3551.06,3651.06],"kind":"live","markets":[{"source":"kalshi","id":"KXINXDUD-26SEP03H1600-T7666.60","event_id":"KXINXDUD-26SEP03H1600","slug":"KXINXDUD-26SEP03H1600-T7666.60","question":"Will the S&P 500 be above 7666.60 on Sep 3, 2026 at 4pm EDT?","group_item_title":"Above 7666.60","description":"If the end-of-day price of the S&P 500 on September 03, 2026 is above 7666.60, 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":[0.51,0.49],"probability":0.51,"spread":0.030000000000000027,"active":true,"closed":false,"start_date":"2026-09-03T00:00:00Z","end_date":"2026-09-10T23:00:00Z","closed_time":"2026-09-03T20:00:00Z","volume":3931.06,"volume_24hr":3651.06,"prob_24h_change":-0.040000000000000036,"volume_24h_change":3603.56,"normalized_vol_24hr":26.725711822509766,"normalized_volume":21.32636070251465,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-09-03T11:07:31.631751Z","fetched_at":"2026-09-03T11:07:31.631751Z","added_at":"2026-09-03T00:44:26.144981Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26sep03h1600","event_title":"S&P 500 Daily Up/Down","chart_24h":[0.55,0.56,0.55,0.55,0.59,0.59,0.6,0.61,0.4,0.51,0.52,0.52,0.6,0.61,0.5,0.51]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXINXDUD-26SEP03H1600","as_of":"2026-09-03T11:20:06.009740Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"S&P 500 Daily Up/Down\" — top market at 51% probability across 1 outcome","source_url":null}}