{"source":"kalshi","id":"KXINXDUD-26AUG31H1600","ticker":"KXINXDUD-26AUG31H1600","slug":"KXINXDUD-26AUG31H1600","title":"S&P 500 Daily Up/Down","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-29T00:00:00Z","end_date":"2026-09-07T23:00:00Z","closed_time":null,"volume":3197.81,"volume_24hr":2241.78,"volume_24h_change":null,"normalized_vol_24hr":20.123432159423828,"normalized_volume":17.767580032348633,"liquidity":null,"open_interest":2214.29,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 7711.76","top_outcome_probability":0.44,"top_outcome_prob_24h_change":-0.31999999999999995,"top_outcome_volume_24h_change":1439.06,"updated_at":"2026-08-31T01:02:41.709706Z","fetched_at":"2026-08-31T01:02:41.709706Z","added_at":"2026-08-29T00:18:10.922212Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26aug31h1600","chart_24h":[802.66,816.05,832.77,829.44,933.38,1020.44,1041.73,1252.7,1252.7,1304.19,1323.69,1323.79,1569.66,1468.16,1474.63,1543.69,1563.69,1613.19,1614.92,1637.27,1682.12,1674.28,1674.44,1696.48,1703.44,1705.51,1748.08,1382.65,1373.31,1923.87,2088.92,2246.92,2250.76],"kind":"live","markets":[{"source":"kalshi","id":"KXINXDUD-26AUG31H1600-T7711.76","event_id":"KXINXDUD-26AUG31H1600","slug":"KXINXDUD-26AUG31H1600-T7711.76","question":"Will the S&P 500 be above 7711.76 on Aug 31, 2026 at 4pm EDT?","group_item_title":"Above 7711.76","description":"If the end-of-day price of the S&P 500 on August 31, 2026 is above 7711.76, 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":0.16999999999999998,"active":true,"closed":false,"start_date":"2026-08-29T00:00:00Z","end_date":"2026-09-07T23:00:00Z","closed_time":"2026-08-31T20:00:00Z","volume":3197.81,"volume_24hr":2241.78,"prob_24h_change":-0.31999999999999995,"volume_24h_change":1439.06,"normalized_vol_24hr":23.221588134765625,"normalized_volume":20.275951385498047,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-08-31T01:02:41.814317Z","fetched_at":"2026-08-31T01:02:41.814317Z","added_at":"2026-08-29T00:18:11.325524Z","url":"https://kalshi.com/markets/kxinxdud/sp-500-daily-updown/kxinxdud-26aug31h1600","event_title":"S&P 500 Daily Up/Down","chart_24h":[0.58,0.58,0.58,0.58,0.58,0.58,0.56,0.45,0.55,0.58,0.51,0.51,0.53,0.53,0.53,0.53,0.53,0.54,0.54,0.54,0.58,0.54,0.56,0.56,0.52,0.56,0.56,0.53,0.53,0.56,0.57,0.56,0.55,0.55,0.47,0.44,0.44,0.42]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXINXDUD-26AUG31H1600","as_of":"2026-08-31T01:02:54.079030Z","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}}