{"source":"kalshi","id":"KXATPSETWINNER-26SEP09ZVEVAN-1","ticker":"KXATPSETWINNER-26SEP09ZVEVAN-1","slug":"KXATPSETWINNER-26SEP09ZVEVAN-1","title":"Alexander Zverev vs Botic Van de Zandschulp: Set 1 Winner","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-08T04:20:00Z","end_date":"2026-09-23T15:30:00Z","closed_time":null,"volume":7527.209999999999,"volume_24hr":7527.209999999999,"volume_24h_change":null,"normalized_vol_24hr":26.339426040649414,"normalized_volume":21.668596267700195,"liquidity":null,"open_interest":7127.209999999999,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26SEP09ZVEVAN-1","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Alexander Zverev","top_outcome_probability":0.76,"top_outcome_prob_24h_change":0.76,"top_outcome_volume_24h_change":1205.1,"updated_at":"2026-09-09T03:27:43.435932Z","fetched_at":"2026-09-09T03:27:43.435932Z","added_at":"2026-09-08T04:23:27.487134Z","url":"https://kalshi.com/markets/kxatpsetwinner/alexander-zverev-vs-botic-van-de-zandschulp-set-1-winner/kxatpsetwinner-26sep09zvevan-1","chart_24h":[0.0,0.0,127.38,127.38,317.4,955.4,1013.4,1412.8,1642.8,1707.5,1726.5,7427.209999999999],"kind":"live","markets":[{"source":"kalshi","id":"KXATPSETWINNER-26SEP09ZVEVAN-1-ZVE","event_id":"KXATPSETWINNER-26SEP09ZVEVAN-1","slug":"KXATPSETWINNER-26SEP09ZVEVAN-1-ZVE","question":"Will Alexander Zverev win set 1 in the Alexander Zverev vs Botic Van de Zandschulp match","group_item_title":"Alexander Zverev","description":"If Alexander Zverev wins set 1 in the Alexander Zverev vs Botic Van de Zandschulp professional tennis match in the 2026 US Open Men Singles Quarterfinal, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Alexander Zverev vs Botic Van de Zandschulp professional tennis match in the 2026 US Open Men Singles Quarterfinal. 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), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks). If a retirement occurs, all markets that can be unconditionally settled based on play already completed will resolve accordingly. Any markets that cannot be unconditionally settled will resolve to Fair Market Price, as determined at the sole discretion of the Exchange.\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":[0.76,0.24],"probability":0.76,"spread":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-09-08T04:20:00Z","end_date":"2026-09-23T15:30:00Z","closed_time":"2026-09-23T15:30:00Z","volume":1205.1,"volume_24hr":1205.1,"prob_24h_change":0.76,"volume_24h_change":1205.1,"normalized_vol_24hr":17.53990936279297,"normalized_volume":15.671198844909668,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-09T03:27:43.660683Z","fetched_at":"2026-09-09T03:27:43.660683Z","added_at":"2026-09-08T04:23:27.664637Z","url":"https://kalshi.com/markets/kxatpsetwinner/alexander-zverev-vs-botic-van-de-zandschulp-set-1-winner/kxatpsetwinner-26sep09zvevan-1","event_title":"Alexander Zverev vs Botic Van de Zandschulp: Set 1 Winner","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.76,0.76,0.76,0.76,0.76,0.76,0.76,0.76,0.76,0.76,0.76,0.76]},{"source":"kalshi","id":"KXATPSETWINNER-26SEP09ZVEVAN-1-VAN","event_id":"KXATPSETWINNER-26SEP09ZVEVAN-1","slug":"KXATPSETWINNER-26SEP09ZVEVAN-1-VAN","question":"Will Botic Van de Zandschulp win set 1 in the Alexander Zverev vs Botic Van de Zandschulp match","group_item_title":"Botic Van de Zandschulp","description":"If Botic Van de Zandschulp wins set 1 in the Alexander Zverev vs Botic Van de Zandschulp professional tennis match in the 2026 US Open Men Singles Quarterfinal, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Alexander Zverev vs Botic Van de Zandschulp professional tennis match in the 2026 US Open Men Singles Quarterfinal. 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), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks). If a retirement occurs, all markets that can be unconditionally settled based on play already completed will resolve accordingly. Any markets that cannot be unconditionally settled will resolve to Fair Market Price, as determined at the sole discretion of the Exchange.\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":[0.25,0.75],"probability":0.25,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-08T04:20:00Z","end_date":"2026-09-23T15:30:00Z","closed_time":"2026-09-23T15:30:00Z","volume":6322.11,"volume_24hr":6322.11,"prob_24h_change":0.25,"volume_24h_change":6322.11,"normalized_vol_24hr":26.687986373901367,"normalized_volume":23.844635009765625,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-09T03:13:21.503439Z","fetched_at":"2026-09-09T03:13:21.503439Z","added_at":"2026-09-08T04:23:27.664637Z","url":"https://kalshi.com/markets/kxatpsetwinner/alexander-zverev-vs-botic-van-de-zandschulp-set-1-winner/kxatpsetwinner-26sep09zvevan-1","event_title":"Alexander Zverev vs Botic Van de Zandschulp: Set 1 Winner","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.25,0.27,0.27,0.27,0.27,0.25,0.25,0.25,0.23,0.23,0.25]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXATPSETWINNER-26SEP09ZVEVAN-1","as_of":"2026-09-09T03:42:52.278175Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Alexander Zverev vs Botic Van de Zandschulp: Set 1 Winner\" — top market at 25% probability across 2 outcomes","source_url":null}}