{"source":"kalshi","id":"KXPGAH2H-WYC26R4EVANHMAT","ticker":"KXPGAH2H-WYC26R4EVANHMAT","slug":"KXPGAH2H-WYC26R4EVANHMAT","title":"4th Round Head-to-Head: Van Rooyen vs Matsuyama","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-09T00:34:00Z","end_date":"2026-08-23T17:05:00Z","closed_time":null,"volume":4103.7,"volume_24hr":4103.7,"volume_24h_change":null,"normalized_vol_24hr":24.53356170654297,"normalized_volume":19.05482292175293,"liquidity":null,"open_interest":4103.7,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"WYC26R4EVANHMAT","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Hideki Matsuyama beats Erik Van Rooyen in the 4th Round","top_outcome_probability":0.67,"top_outcome_prob_24h_change":0.67,"top_outcome_volume_24h_change":4046.05,"updated_at":"2026-08-09T06:35:27.937959Z","fetched_at":"2026-08-09T06:35:27.937959Z","added_at":"2026-08-09T00:37:40.330045Z","url":"https://kalshi.com/markets/kxpgah2h/4th-round-head-to-head-van-rooyen-vs-matsuyama/kxpgah2h-wyc26r4evanhmat","chart_24h":[0.0,5.31,7.31,4031.57,4031.71,4031.71,4103.7],"markets":[{"source":"kalshi","id":"KXPGAH2H-WYC26R4EVANHMAT-HMAT","event_id":"KXPGAH2H-WYC26R4EVANHMAT","slug":"KXPGAH2H-WYC26R4EVANHMAT-HMAT","question":"Will Hideki Matsuyama beat Erik Van Rooyen in the 4th round of the Wyndham Championship?","group_item_title":"Hideki Matsuyama beats Erik Van Rooyen in the 4th Round","description":"If Hideki Matsuyama wins the head-to-head matchup against Erik Van Rooyen in the 4th round of the 2026 Wyndham Championship, then the market resolves to Yes.\n\n---\n\nIf the head-to-head matchup is for a singular round, only the golfers’ scores from that specific round will be considered for the resolution of the market, regardless of their cumulative tournament score at the end of that round.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the PGA. 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All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.34,0.6599999999999999],"probability":0.34,"spread":0.02999999999999997,"active":true,"closed":false,"start_date":"2026-08-09T00:34:00Z","end_date":"2026-08-23T17:05:00Z","closed_time":"2026-08-23T17:05:00Z","volume":57.65,"volume_24hr":57.65,"prob_24h_change":0.34,"volume_24h_change":57.65,"normalized_vol_24hr":6.729973316192627,"normalized_volume":5.160680294036865,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-08-09T07:35:06.016071Z","fetched_at":"2026-08-09T07:35:06.016071Z","added_at":"2026-08-09T00:37:40.504386Z","url":"https://kalshi.com/markets/kxpgah2h/4th-round-head-to-head-van-rooyen-vs-matsuyama/kxpgah2h-wyc26r4evanhmat","event_title":"4th Round Head-to-Head: Van Rooyen vs Matsuyama","chart_24h":[0.0,0.0,0.0,0.36,0.36,0.36,0.36,0.36,0.36,0.34,0.34]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXPGAH2H-WYC26R4EVANHMAT","as_of":"2026-08-09T07:46:28.276896Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"4th Round Head-to-Head: Van Rooyen vs Matsuyama\" — top market at 67% probability across 2 outcomes","source_url":null}}