{"source":"kalshi","id":"KXPGAH2H-USO26R4JROSMMCG","ticker":"KXPGAH2H-USO26R4JROSMMCG","slug":"KXPGAH2H-USO26R4JROSMMCG","title":"4th Round Head-to-Head: Rose vs McGreevy","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-06-21T01:21:00Z","end_date":"2026-07-05T15:24:00Z","closed_time":null,"volume":2972.25,"volume_24hr":2972.25,"volume_24h_change":null,"normalized_vol_24hr":18.90410041809082,"normalized_volume":16.18773078918457,"liquidity":null,"open_interest":2972.25,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"USO26R4JROSMMCG","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Justin Rose beats Max McGreevy in the 4th Round","top_outcome_probability":0.67,"top_outcome_prob_24h_change":0.67,"top_outcome_volume_24h_change":934.12,"updated_at":"2026-06-21T15:43:52.703977Z","fetched_at":"2026-06-21T15:43:52.703977Z","added_at":"2026-06-21T01:31:20.660214Z","url":"https://kalshi.com/markets/kxpgah2h/4th-round-head-to-head-rose-vs-mcgreevy/kxpgah2h-uso26r4jrosmmcg","chart_24h":[0.0,11.61,11.61,54.4,1140.3999999999999,1156.61,1391.0800000000002,1554.8100000000002,2390.23,2972.25],"markets":[{"source":"kalshi","id":"KXPGAH2H-USO26R4JROSMMCG-JROS","event_id":"KXPGAH2H-USO26R4JROSMMCG","slug":"KXPGAH2H-USO26R4JROSMMCG-JROS","question":"Will Justin Rose beat Max McGreevy in the 4th round of the U.S. Open?","group_item_title":"Justin Rose beats Max McGreevy in the 4th Round","description":"If Justin Rose wins the head-to-head matchup against Max McGreevy in the 4th round of the 2026 U.S. Open, 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. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.67,0.32999999999999996],"probability":0.67,"spread":0.21999999999999997,"active":true,"closed":false,"start_date":"2026-06-21T01:21:00Z","end_date":"2026-07-05T15:24:00Z","closed_time":"2026-07-05T15:24:00Z","volume":934.12,"volume_24hr":934.12,"prob_24h_change":0.67,"volume_24h_change":934.12,"normalized_vol_24hr":14.680200576782227,"normalized_volume":13.625231742858887,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-21T15:56:42.276695Z","fetched_at":"2026-06-21T15:56:42.276695Z","added_at":"2026-06-21T01:31:20.727846Z","url":"https://kalshi.com/markets/kxpgah2h/4th-round-head-to-head-rose-vs-mcgreevy/kxpgah2h-uso26r4jrosmmcg","event_title":"4th Round Head-to-Head: Rose vs McGreevy","chart_24h":[0.0,0.0,0.0,0.6,0.6,0.6,0.6,0.6,0.67]},{"source":"kalshi","id":"KXPGAH2H-USO26R4JROSMMCG-MMCG","event_id":"KXPGAH2H-USO26R4JROSMMCG","slug":"KXPGAH2H-USO26R4JROSMMCG-MMCG","question":"Will Max McGreevy beat Justin Rose in the 4th round of the U.S. Open?","group_item_title":"Max McGreevy beats Justin Rose in the 4th Round","description":"If Max McGreevy wins the head-to-head matchup against Justin Rose in the 4th round of the 2026 U.S. Open, 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. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.43,0.5700000000000001],"probability":0.43,"spread":0.3,"active":true,"closed":false,"start_date":"2026-06-21T01:21:00Z","end_date":"2026-07-05T15:24:00Z","closed_time":"2026-07-05T15:24:00Z","volume":2038.13,"volume_24hr":2038.13,"prob_24h_change":0.43,"volume_24h_change":2038.13,"normalized_vol_24hr":18.216955184936523,"normalized_volume":16.90782356262207,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-21T16:22:35.292634Z","fetched_at":"2026-06-21T16:22:35.292634Z","added_at":"2026-06-21T01:31:20.727846Z","url":"https://kalshi.com/markets/kxpgah2h/4th-round-head-to-head-rose-vs-mcgreevy/kxpgah2h-uso26r4jrosmmcg","event_title":"4th Round Head-to-Head: Rose vs McGreevy","chart_24h":[0.0,0.0,0.45,0.45,0.44,0.44,0.43,0.43]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXPGAH2H-USO26R4JROSMMCG","as_of":"2026-06-21T16:34:22.022727Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"4th Round Head-to-Head: Rose vs McGreevy\" — top market at 43% probability across 2 outcomes","source_url":null}}