{"source":"kalshi","id":"KXSPXFOMC-26AUG28","ticker":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28","title":"S&P 500 move on Warsh’s Jackson Hole speech day?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":null,"volume":1985.34,"volume_24hr":1453.13,"volume_24h_change":null,"normalized_vol_24hr":20.448156356811523,"normalized_volume":15.832864761352539,"liquidity":null,"open_interest":1785.34,"categories":["Economy"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"At least 0.50%","top_outcome_probability":0.65,"top_outcome_prob_24h_change":0.020000000000000018,"top_outcome_volume_24h_change":1.0,"updated_at":"2026-08-26T14:36:03.210723Z","fetched_at":"2026-08-26T14:36:03.210723Z","added_at":"2026-08-24T22:04:21.534158Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","chart_24h":[532.21,533.21,610.57,610.57,611.57,110.57,79.36,79.36,1453.13],"markets":[{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T0.50","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T0.50","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 0.50%?","group_item_title":"At least 0.50%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 0.50%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.65,0.35],"probability":0.65,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":78.36,"volume_24hr":78.36,"prob_24h_change":0.020000000000000018,"volume_24h_change":1.0,"normalized_vol_24hr":7.8742899894714355,"normalized_volume":5.9557414054870605,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T11:04:57.322291Z","fetched_at":"2026-08-26T11:04:57.322291Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.63,0.65,0.65,0.65,0.65,0.65]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T1.00","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T1.00","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 1.00%?","group_item_title":"At least 1.00%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 1.00%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.23,0.77],"probability":0.23,"spread":0.09000000000000002,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":12.77,"volume_24hr":12.77,"prob_24h_change":0.23,"volume_24h_change":12.77,"normalized_vol_24hr":2.830631971359253,"normalized_volume":2.140956401824951,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T15:44:57.067232Z","fetched_at":"2026-08-26T15:44:57.067232Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.0,0.0,0.23,0.23,0.23]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T1.25","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T1.25","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 1.25%?","group_item_title":"At least 1.25%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 1.25%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.22,0.78],"probability":0.22,"spread":0.09,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":1.0,"volume_24hr":1.0,"prob_24h_change":0.0,"volume_24h_change":1.0,"normalized_vol_24hr":0.1977451592683792,"normalized_volume":0.14956511557102203,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T05:38:43.942674Z","fetched_at":"2026-08-25T20:49:15.579530Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.22,0.22,0.22]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T2.75","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T2.75","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 2.75%?","group_item_title":"At least 2.75%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 2.75%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":1461.0,"volume_24hr":1361.0,"prob_24h_change":-0.01,"volume_24h_change":1261.0,"normalized_vol_24hr":21.435489654541016,"normalized_volume":16.532697677612305,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T14:38:06.712611Z","fetched_at":"2026-08-26T14:36:03.432061Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.02,0.02,0.01]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T2.50","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T2.50","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 2.50%?","group_item_title":"At least 2.50%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 2.50%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.03,0.97],"probability":0.03,"spread":0.009999999999999998,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":32.21,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-32.21,"normalized_vol_24hr":null,"normalized_volume":3.8196425437927246,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T07:13:51.626160Z","fetched_at":"2026-08-26T07:12:01.871289Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.03,0.03,0.03]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T3.00","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T3.00","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 3.00%?","group_item_title":"At least 3.00%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 3.00%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.02,0.98],"probability":0.02,"spread":0.01,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":400.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-400.0,"normalized_vol_24hr":null,"normalized_volume":11.184260368347168,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T05:23:17.942029Z","fetched_at":"2026-08-26T05:21:27.103836Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.02,0.02]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T0.75","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T0.75","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 0.75%?","group_item_title":"At least 0.75%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 0.75%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.10000000000000003,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T05:55:14.943514Z","fetched_at":"2026-08-25T05:16:53.400022Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T1.50","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T1.50","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 1.50%?","group_item_title":"At least 1.50%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 1.50%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06000000000000001,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T12:58:58.929420Z","fetched_at":"2026-08-25T12:08:37.060832Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T1.75","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T1.75","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 1.75%?","group_item_title":"At least 1.75%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 1.75%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.03,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T12:23:48.200012Z","fetched_at":"2026-08-25T11:45:51.103998Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T2.00","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T2.00","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 2.00%?","group_item_title":"At least 2.00%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 2.00%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T05:55:14.943514Z","fetched_at":"2026-08-25T05:16:53.400022Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXSPXFOMC-26AUG28-T2.25","event_id":"KXSPXFOMC-26AUG28","slug":"KXSPXFOMC-26AUG28-T2.25","question":"Will the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 be at least 2.25%?","group_item_title":"At least 2.25%","description":"If the absolute percentage change in the S&P 500 Index closing level for August 28, 2026 is at least 2.25%, then the market resolves to Yes.\n\n---\n\nThe absolute percentage change will be calculated using the official S&P 500 closing level for August 28, 2026 and the official S&P 500 closing level for the previous trading day. The S&P 500 Index refers to the S&P 500 price-return index, not the S&P 500 Total Return Index, S&P 500 futures, ETFs, or intraday values. The move will be calculated as |August 28, 2026 close - previous trading day close| / previous trading day close × 100.\n\nIf the speech is delayed or cancelled, the market will still resolve based on the official S&P 500 closing level for August 28, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.009999999999999998,"active":true,"closed":false,"start_date":"2026-08-24T22:00:00Z","end_date":"2026-09-04T20:00:00Z","closed_time":"2026-08-28T19:59:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Economy"],"countries":[],"updated_at":"2026-08-26T05:55:14.943514Z","fetched_at":"2026-08-25T05:16:53.400022Z","added_at":"2026-08-24T22:04:21.789602Z","url":"https://kalshi.com/markets/kxspxfomc/sp-500-move-on-warshs-jackson-hole-speech-day/kxspxfomc-26aug28","event_title":"S&P 500 move on Warsh’s Jackson Hole speech day?","chart_24h":[0.0,0.0]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXSPXFOMC-26AUG28","as_of":"2026-08-26T18:55:46.626272Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"S&P 500 move on Warsh’s Jackson Hole speech day?\" — top market at 1% probability across 11 outcomes","source_url":null}}