{"source":"kalshi","id":"KXINXDUD-26SEP14H1600","ticker":"KXINXDUD-26SEP14H1600","slug":"KXINXDUD-26SEP14H1600","title":"S&P 500 Daily Up/Down","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-12T00:00:00Z","end_date":"2026-09-21T23:00:00Z","closed_time":null,"volume":1798.78,"volume_24hr":1740.78,"volume_24h_change":null,"normalized_vol_24hr":18.162311553955078,"normalized_volume":15.256964683532715,"liquidity":null,"open_interest":1626.71,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 7656.85","top_outcome_probability":0.44,"top_outcome_prob_24h_change":-0.06,"top_outcome_volume_24h_change":1168.77,"updated_at":"2026-09-13T03:03:01.793619Z","fetched_at":"2026-09-13T03:03:01.793619Z","added_at":"2026-09-12T00:18:01.483121Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26sep14h1600","chart_24h":[572.01,610.65,610.65,677.9,764.84,770.42,779.55,781.37,794.25,959.69,978.29,978.29,1038.91,1068.46,1239.96,1563.88,1624.08,1740.78],"kind":"live","markets":[{"source":"kalshi","id":"KXINXDUD-26SEP14H1600-T7656.85","event_id":"KXINXDUD-26SEP14H1600","slug":"KXINXDUD-26SEP14H1600-T7656.85","question":"Will the S&P 500 be above 7656.85 on Sep 14, 2026 at 4pm EDT?","group_item_title":"Above 7656.85","description":"If the end-of-day price of the S&P 500 on September 14, 2026 is above 7656.85, 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":[0.44,0.56],"probability":0.44,"spread":0.040000000000000036,"active":true,"closed":false,"start_date":"2026-09-12T00:00:00Z","end_date":"2026-09-21T23:00:00Z","closed_time":"2026-09-14T20:00:00Z","volume":1798.78,"volume_24hr":1740.78,"prob_24h_change":-0.06,"volume_24h_change":1168.77,"normalized_vol_24hr":19.02423667907715,"normalized_volume":17.489253997802734,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-09-13T03:03:02.088518Z","fetched_at":"2026-09-13T03:03:02.088518Z","added_at":"2026-09-12T00:18:02.049331Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26sep14h1600","event_title":"S&P 500 Daily Up/Down","chart_24h":[0.5,0.5,0.5,0.49,0.5,0.5,0.47,0.47,0.47,0.5,0.5,0.5,0.48,0.5,0.49,0.5,0.44,0.44,0.41,0.44]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXINXDUD-26SEP14H1600","as_of":"2026-09-13T03:42:08.087113Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"S&P 500 Daily Up/Down\" — top market at 44% probability across 1 outcome","source_url":null}}