{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/kalshi/KXINXDUD-26OCT23H1600","as_of":"2026-10-24T20:04:24.900551Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"S&P 500 Daily Up/Down\" — closed 2026-10-23; final 1%. https://pdata.world/events/kalshi/KXINXDUD-26OCT23H1600","source_url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26oct23h1600"},"source":"kalshi","id":"KXINXDUD-26OCT23H1600","ticker":"KXINXDUD-26OCT23H1600","slug":"KXINXDUD-26OCT23H1600","title":"S&P 500 Daily Up/Down","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-10-23T00:00:00Z","end_date":"2026-10-30T23:00:00Z","closed_time":"2026-10-23T20:00:00Z","volume":5757.73,"volume_24hr":5757.73,"volume_24h_change":null,"normalized_vol_24hr":25.165756225585938,"normalized_volume":20.081066131591797,"liquidity":null,"open_interest":2112.57,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 7663.40","top_outcome_probability":0.01,"top_outcome_prob_24h_change":0.0,"top_outcome_volume_24h_change":0.0,"updated_at":"2026-10-23T20:10:09.331590Z","fetched_at":"2026-10-23T20:10:09.331590Z","added_at":"2026-10-23T00:14:09.848531Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26oct23h1600","chart_24h":null,"kind":"live","mutually_exclusive":false,"markets_total":1,"markets":[{"source":"kalshi","id":"KXINXDUD-26OCT23H1600-T7663.40","event_id":"KXINXDUD-26OCT23H1600","slug":"KXINXDUD-26OCT23H1600-T7663.40","question":"Will the S&P 500 be above 7663.40 on Oct 23, 2026 at 4pm EDT?","group_item_title":"Above 7663.40","description":"If the end-of-day price of the S&P 500 on October 23, 2026 is above 7663.40, 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":[0.01,0.99],"probability":0.01,"spread":1.0,"active":false,"closed":true,"start_date":"2026-10-23T00:00:00Z","end_date":"2026-10-30T23:00:00Z","closed_time":"2026-10-23T20:00:00Z","result":null,"volume":5757.73,"volume_24hr":5757.73,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":28.118999481201172,"normalized_volume":23.337907791137695,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-10-23T20:10:09.337289Z","fetched_at":"2026-10-23T20:10:09.337289Z","added_at":"2026-10-23T00:14:09.922695Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26oct23h1600","event_title":"S&P 500 Daily Up/Down","chart_24h":null}]}