{"source":"kalshi","id":"KXITFWMATCH-26SEP30IONMAT","ticker":"KXITFWMATCH-26SEP30IONMAT","slug":"KXITFWMATCH-26SEP30IONMAT","title":"Ionescu vs Mattioli","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-30T01:11:00Z","end_date":"2026-10-14T17:00:00Z","closed_time":null,"volume":183138.26,"volume_24hr":144475.5,"volume_24h_change":null,"normalized_vol_24hr":51.49868392944336,"normalized_volume":39.63777160644531,"liquidity":null,"open_interest":95300.74,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26SEP30IONMAT","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Eva Maria Ionescu","top_outcome_probability":0.57,"top_outcome_prob_24h_change":0.57,"top_outcome_volume_24h_change":72530.09,"updated_at":"2026-09-30T21:05:52.090277Z","fetched_at":"2026-09-30T21:05:52.090277Z","added_at":"2026-09-30T04:27:07.373596Z","url":"https://kalshi.com/markets/kxitfwmatch/ionescu-vs-mattioli/kxitfwmatch-26sep30ionmat","chart_24h":[0.0,0.0,12.0,13.0,13.37,807.16,1021.77,1953.79,3375.27,14512.65,49935.380000000005,89256.84],"kind":"live","markets":[{"source":"kalshi","id":"KXITFWMATCH-26SEP30IONMAT-ION","event_id":"KXITFWMATCH-26SEP30IONMAT","slug":"KXITFWMATCH-26SEP30IONMAT-ION","question":"Eva Maria Ionescu wins","group_item_title":"Eva Maria Ionescu","description":"If Eva Maria Ionescu wins the Ionescu vs Mattioli professional tennis match in the 2026 W15 Nashville TN Round of 32 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Ionescu vs Mattioli professional tennis match in the 2026 W15 Nashville TN Round of 32 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), all markets will resolve to $0.50. If a player withdraws or forfeits after a match has started, that player will resolve to No. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.57,0.43000000000000005],"probability":0.57,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-30T01:11:00Z","end_date":"2026-10-14T17:00:00Z","closed_time":"2026-10-14T17:00:00Z","volume":89743.82,"volume_24hr":72530.09,"prob_24h_change":0.57,"volume_24h_change":72530.09,"normalized_vol_24hr":48.768489837646484,"normalized_volume":40.49011993408203,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-30T21:05:52.312576Z","fetched_at":"2026-09-30T21:05:52.312576Z","added_at":"2026-09-30T04:27:07.891711Z","url":"https://kalshi.com/markets/kxitfwmatch/ionescu-vs-mattioli/kxitfwmatch-26sep30ionmat","event_title":"Ionescu vs Mattioli","chart_24h":[0.0,0.0,0.52,0.52,0.52,0.52,0.52,0.53,0.54,0.54,0.53,0.7,0.7,0.53,0.46]},{"source":"kalshi","id":"KXITFWMATCH-26SEP30IONMAT-MAT","event_id":"KXITFWMATCH-26SEP30IONMAT","slug":"KXITFWMATCH-26SEP30IONMAT-MAT","question":"Francesca Mattioli wins","group_item_title":"Francesca Mattioli","description":"If Francesca Mattioli wins the Ionescu vs Mattioli professional tennis match in the 2026 W15 Nashville TN Round of 32 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Ionescu vs Mattioli professional tennis match in the 2026 W15 Nashville TN Round of 32 after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), all markets will resolve to $0.50. If a player withdraws or forfeits after a match has started, that player will resolve to No. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.42,0.5800000000000001],"probability":0.42,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-30T01:11:00Z","end_date":"2026-10-14T17:00:00Z","closed_time":"2026-10-14T17:00:00Z","volume":93394.44,"volume_24hr":71945.41,"prob_24h_change":0.42,"volume_24h_change":71945.41,"normalized_vol_24hr":48.69797897338867,"normalized_volume":40.77373123168945,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-30T21:05:52.312576Z","fetched_at":"2026-09-30T21:05:52.312576Z","added_at":"2026-09-30T04:27:07.891711Z","url":"https://kalshi.com/markets/kxitfwmatch/ionescu-vs-mattioli/kxitfwmatch-26sep30ionmat","event_title":"Ionescu vs Mattioli","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.5,0.5,0.5,0.5,0.5,0.51,0.5,0.51,0.52,0.32,0.31,0.46,0.55]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXITFWMATCH-26SEP30IONMAT","as_of":"2026-09-30T21:09:37.379592Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Ionescu vs Mattioli\" — top market at 57% probability across 2 outcomes","source_url":null}}