{"source":"kalshi","id":"KXINXDUD-26JUL23H1600","ticker":"KXINXDUD-26JUL23H1600","slug":"KXINXDUD-26JUL23H1600","title":"S&P 500 Daily Up/Down","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-07-23T00:00:00Z","end_date":"2026-07-30T23:00:00Z","closed_time":null,"volume":2067.27,"volume_24hr":2067.27,"volume_24h_change":null,"normalized_vol_24hr":19.51747703552246,"normalized_volume":13.023978233337402,"liquidity":null,"open_interest":2064.02,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 7498.96","top_outcome_probability":0.25,"top_outcome_prob_24h_change":-0.36,"top_outcome_volume_24h_change":2050.53,"updated_at":"2026-07-23T11:02:13.014086Z","fetched_at":"2026-07-23T11:02:13.014086Z","added_at":"2026-07-23T00:14:20.274675Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26jul23h1600","chart_24h":[16.74,97.35,397.35,399.43,672.76,675.65,1375.65,1575.65,2003.02,2053.02],"markets":[{"source":"kalshi","id":"KXINXDUD-26JUL23H1600-T7498.96","event_id":"KXINXDUD-26JUL23H1600","slug":"KXINXDUD-26JUL23H1600-T7498.96","question":"Will the S&P 500 be above 7498.96 on Jul 23, 2026 at 4pm EDT?","group_item_title":"Above 7498.96","description":"If the end-of-day price of the S&P 500 on July 23, 2026 is above 7498.96, 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":[0.25,0.75],"probability":0.25,"spread":0.24,"active":true,"closed":false,"start_date":"2026-07-23T00:00:00Z","end_date":"2026-07-30T23:00:00Z","closed_time":"2026-07-23T20:00:00Z","volume":2067.27,"volume_24hr":2067.27,"prob_24h_change":-0.36,"volume_24h_change":2050.53,"normalized_vol_24hr":24.5013370513916,"normalized_volume":15.168508529663086,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-07-23T11:03:18.162321Z","fetched_at":"2026-07-23T11:02:13.112001Z","added_at":"2026-07-23T00:14:20.410988Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26jul23h1600","event_title":"S&P 500 Daily Up/Down","chart_24h":[0.61,0.63,0.63,0.63,0.46,0.46,0.53,0.53,0.5,0.48,0.48,0.42,0.44,0.44]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXINXDUD-26JUL23H1600","as_of":"2026-07-23T11:07:25.501412Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"S&P 500 Daily Up/Down\" — top market at 25% probability across 1 outcome","source_url":null}}