{"source":"polymarket","id":"139236","ticker":"2026-mens-us-open-winner-tennis","slug":"2026-mens-us-open-winner-tennis","title":"2026 Men’s US Open Winner (Tennis)","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","active":true,"closed":false,"start_date":"2026-01-02T20:40:16.837688Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":1880067.9544239999,"volume_24hr":1756.27,"volume_24h_change":null,"normalized_vol_24hr":19.662752151489258,"normalized_volume":47.6823844909668,"liquidity":65497.44747,"open_interest":11493.27686,"categories":["Sports"],"tags":[{"id":"1","slug":"sports","label":"Sports"},{"id":"101232","slug":"atp","label":"ATP"},{"id":"864","slug":"tennis","label":"Tennis"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Jannik Sinner","top_outcome_probability":0.54,"top_outcome_prob_24h_change":-0.0050000000000000044,"top_outcome_volume_24h_change":66.101696,"updated_at":"2026-05-26T15:53:58.986132Z","fetched_at":"2026-05-26T15:53:58.986132Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis","chart_24h":[3040.010163,3040.010163,2559.010163,2559.010163,2930.770163,2930.770163,2930.770163,2930.770163,2930.770163,2846.770163,2256.257973,2256.257973,2255.747973,2255.747973,2255.747973,2255.747973,2247.447973,2247.447973,3240.877973,3322.577973,3355.267973,3381.267973,3381.267973,3401.267973,3401.267973,3401.267973,3401.267973,2918.422077,2918.422077,2918.422077,2918.422077,2918.422077,1800.38,1800.38,1756.27],"markets":[{"source":"polymarket","id":"1088471","event_id":"139236","slug":"will-jannik-sinner-win-the-2026-mens-us-open","question":"Will Jannik Sinner win the 2026 Men's US Open?","group_item_title":"Jannik Sinner","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); 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however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.06,0.94],"probability":0.06,"spread":0.044,"active":true,"closed":false,"start_date":"2026-01-02T20:36:55.538507Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":172092.37823500004,"volume_24hr":471.76,"prob_24h_change":-0.003500000000000003,"volume_24h_change":-238.12438400000008,"normalized_vol_24hr":14.828393936157227,"normalized_volume":42.6422119140625,"liquidity":3947.6699,"categories":["Sports"],"updated_at":"2026-05-26T15:42:19.611805Z","fetched_at":"2026-05-26T15:39:39.488694Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-novak-djokovic-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0635,0.0705,0.0655,0.052,0.05,0.059,0.0535,0.0505,0.0555,0.0495,0.05,0.0515,0.0555,0.0515,0.057,0.0595,0.052,0.051,0.0515,0.0505,0.045,0.042,0.042,0.044,0.044,0.044,0.044,0.0605,0.0605,0.0605,0.06,0.0605,0.06]},{"source":"polymarket","id":"1088481","event_id":"139236","slug":"will-jakub-mensik-win-the-2026-mens-us-open","question":"Will Jakub Mensik win the 2026 Men's US Open?","group_item_title":"Jakub Mensik","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0325,0.9675],"probability":0.0325,"spread":0.037,"active":true,"closed":false,"start_date":"2026-01-02T20:37:03.412759Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":74813.04946499997,"volume_24hr":993.43,"prob_24h_change":0.0205,"volume_24h_change":939.12262,"normalized_vol_24hr":18.62529182434082,"normalized_volume":36.952823638916016,"liquidity":2681.62542,"categories":["Sports"],"updated_at":"2026-05-26T15:27:55.715712Z","fetched_at":"2026-05-26T15:25:24.289968Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-jakub-mensik-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.012,0.012,0.0365,0.0355,0.0345,0.0335,0.0335,0.0335,0.0335,0.0325]},{"source":"polymarket","id":"1088476","event_id":"139236","slug":"will-ben-shelton-win-the-2026-mens-us-open","question":"Will Ben Shelton win the 2026 Men's US Open?","group_item_title":"Ben Shelton","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0175,0.9825],"probability":0.0175,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:36:57.144870Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":42816.601842,"volume_24hr":10.0,"prob_24h_change":-0.000499999999999997,"volume_24h_change":-20.0,"normalized_vol_24hr":2.247978925704956,"normalized_volume":33.369205474853516,"liquidity":1848.67023,"categories":["Sports"],"updated_at":"2026-05-26T14:17:13.684266Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-ben-shelton-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.018,0.0175,0.0175,0.0175,0.0175,0.0175]},{"source":"polymarket","id":"1088485","event_id":"139236","slug":"will-arthur-fils-win-the-2026-mens-us-open","question":"Will Arthur Fils win the 2026 Men's US Open?","group_item_title":"Arthur Fils","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0155,0.9845],"probability":0.0155,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:37:07.389511Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":54832.709333,"volume_24hr":20.0,"prob_24h_change":-0.0010000000000000009,"volume_24h_change":-34.814533,"normalized_vol_24hr":3.623849868774414,"normalized_volume":34.93507766723633,"liquidity":2586.63862,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-arthur-fils-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0165,0.0165,0.0165,0.0155,0.0155,0.0155]},{"source":"polymarket","id":"1088477","event_id":"139236","slug":"will-taylor-fritz-win-the-2026-mens-us-open","question":"Will Taylor Fritz win the 2026 Men's US Open?","group_item_title":"Taylor Fritz","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0135,0.9865],"probability":0.0135,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:36:57.399288Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":15080.234083000003,"volume_24hr":0.69,"prob_24h_change":0.0005000000000000004,"volume_24h_change":-53.617363,"normalized_vol_24hr":0.10764681547880173,"normalized_volume":27.158592224121094,"liquidity":2312.26902,"categories":["Sports"],"updated_at":"2026-05-26T15:13:42.553591Z","fetched_at":"2026-05-26T15:11:06.639380Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-taylor-fritz-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.013,0.013,0.0135,0.0135,0.0135]},{"source":"polymarket","id":"1088486","event_id":"139236","slug":"will-jiri-lehecka-win-the-2026-mens-us-open","question":"Will Jiri Lehecka win the 2026 Men's US Open?","group_item_title":"Jiri Lehecka","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0125,0.9875],"probability":0.0125,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:37:07.134814Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":274861.05058200005,"volume_24hr":32.69,"prob_24h_change":-0.0014999999999999996,"volume_24h_change":-27.615976000000003,"normalized_vol_24hr":4.83644437789917,"normalized_volume":46.01887893676758,"liquidity":2335.16612,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-jiri-lehecka-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.014,0.014,0.014,0.014,0.0135,0.0125,0.0125]},{"source":"polymarket","id":"1088482","event_id":"139236","slug":"will-alexander-bublik-win-the-2026-mens-us-open","question":"Will Alexander Bublik win the 2026 Men's US Open?","group_item_title":"Alexander Bublik","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0065,0.9935],"probability":0.0065,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:37:03.667685Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":23168.62671400001,"volume_24hr":61.7,"prob_24h_change":-0.001,"volume_24h_change":-6.904375000000002,"normalized_vol_24hr":6.695587158203125,"normalized_volume":29.636844635009766,"liquidity":2594.39328,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-alexander-bublik-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0075,0.0075,0.0075,0.0075,0.0075,0.0075,0.0065,0.0065]},{"source":"polymarket","id":"1088488","event_id":"139236","slug":"will-matteo-berrettini-win-the-2026-mens-us-open","question":"Will Matteo Berrettini win the 2026 Men's US Open?","group_item_title":"Matteo Berrettini","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.003,0.997],"probability":0.003,"spread":0.002,"active":true,"closed":false,"start_date":"2026-01-02T20:37:09.132860Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":287286.346134,"volume_24hr":36.0,"prob_24h_change":0.0,"volume_24h_change":-24.304000000000002,"normalized_vol_24hr":5.0976152420043945,"normalized_volume":46.3443717956543,"liquidity":4341.76429,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-matteo-berrettini-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.003,0.003,0.003,0.0035,0.0035,0.003,0.003,0.003,0.003]},{"source":"polymarket","id":"1088472","event_id":"139236","slug":"will-carlos-alcaraz-win-the-2026-mens-us-open","question":"Will Carlos Alcaraz win the 2026 Men's US Open?","group_item_title":"Carlos Alcaraz","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.2,0.8],"probability":0.2,"spread":0.04,"active":true,"closed":false,"start_date":"2026-01-02T20:36:54.374167Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":12108.215859,"volume_24hr":0.0,"prob_24h_change":-0.014999999999999986,"volume_24h_change":-154.655554,"normalized_vol_24hr":null,"normalized_volume":25.933612823486328,"liquidity":2824.546,"categories":["Sports"],"updated_at":"2026-05-26T15:41:59.705657Z","fetched_at":"2026-05-26T15:25:24.289968Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-carlos-alcaraz-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.215,0.215,0.215,0.215,0.215,0.22,0.215,0.22,0.215,0.215,0.22,0.215,0.22,0.215,0.22,0.215,0.215,0.21,0.21,0.2,0.2,0.2,0.2,0.2,0.2]},{"source":"polymarket","id":"1088478","event_id":"139236","slug":"will-daniil-medvedev-win-the-2026-mens-us-open","question":"Will Daniil Medvedev win the 2026 Men's US Open?","group_item_title":"Daniil Medvedev","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0355,0.9645],"probability":0.0355,"spread":0.021,"active":true,"closed":false,"start_date":"2026-01-02T20:36:59.144255Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":12484.128634000002,"volume_24hr":0.0,"prob_24h_change":-0.0005000000000000004,"volume_24h_change":-535.298869,"normalized_vol_24hr":null,"normalized_volume":26.102542877197266,"liquidity":2057.77286,"categories":["Sports"],"updated_at":"2026-05-26T15:41:59.705657Z","fetched_at":"2026-05-26T15:25:24.289968Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-daniil-medvedev-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.036,0.037,0.037,0.037,0.037,0.037,0.037,0.037,0.037,0.037,0.037,0.037,0.037,0.037,0.0365,0.036,0.0355,0.035,0.035,0.0345,0.0365,0.0365,0.036,0.0355,0.035,0.035,0.0365,0.036,0.036,0.0355]},{"source":"polymarket","id":"1088475","event_id":"139236","slug":"will-alexander-zverev-win-the-2026-mens-us-open","question":"Will Alexander Zverev win the 2026 Men's US Open?","group_item_title":"Alexander Zverev","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0345,0.9655],"probability":0.0345,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:36:57.653750Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":15353.236530000004,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-30.0,"normalized_vol_24hr":null,"normalized_volume":27.25996971130371,"liquidity":2592.51546,"categories":["Sports"],"updated_at":"2026-05-26T14:59:34.673733Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-alexander-zverev-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0345,0.0345,0.0345,0.0345]},{"source":"polymarket","id":"1088474","event_id":"139236","slug":"will-jack-draper-win-the-2026-mens-us-open","question":"Will Jack Draper win the 2026 Men's US Open?","group_item_title":"Jack Draper","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0195,0.9805],"probability":0.0195,"spread":0.005,"active":true,"closed":false,"start_date":"2026-01-02T20:36:55.283939Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":41454.044636999985,"volume_24hr":0.0,"prob_24h_change":-0.005999999999999998,"volume_24h_change":-54.29875,"normalized_vol_24hr":null,"normalized_volume":33.16713333129883,"liquidity":2982.45463,"categories":["Sports"],"updated_at":"2026-05-26T15:13:29.611548Z","fetched_at":"2026-05-26T15:11:06.639380Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-jack-draper-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0255,0.025,0.0245,0.024,0.0235,0.023,0.0225,0.022,0.0215,0.021,0.026,0.026,0.025,0.0245,0.0235,0.023,0.022,0.0215,0.0215,0.0215,0.0215,0.019,0.019,0.019,0.019,0.0195]},{"source":"polymarket","id":"1088480","event_id":"139236","slug":"will-felix-auger-aliassime-win-the-2026-mens-us-open","question":"Will Felix Auger Aliassime win the 2026 Men's US Open?","group_item_title":"Felix Auger Aliassime","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0135,0.9865],"probability":0.0135,"spread":0.003,"active":true,"closed":false,"start_date":"2026-01-02T20:37:02.106197Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":460311.99477899994,"volume_24hr":0.0,"prob_24h_change":0.0025000000000000005,"volume_24h_change":-60.300099,"normalized_vol_24hr":null,"normalized_volume":49.88624954223633,"liquidity":3379.32324,"categories":["Sports"],"updated_at":"2026-05-26T14:17:13.684266Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-felix-auger-aliassime-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.011,0.011,0.011,0.0115,0.0135,0.0135]},{"source":"polymarket","id":"1088479","event_id":"139236","slug":"will-joao-fonseca-win-the-2026-mens-us-open","question":"Will Joao Fonseca win the 2026 Men's US Open?","group_item_title":"Joao Fonseca","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0095,0.9905],"probability":0.0095,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:36:59.398627Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":91871.74517399998,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-54.298666,"normalized_vol_24hr":null,"normalized_volume":38.31782150268555,"liquidity":2472.35106,"categories":["Sports"],"updated_at":"2026-05-26T14:17:13.684266Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-joao-fonseca-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0095,0.0095,0.0095,0.0095]},{"source":"polymarket","id":"1088484","event_id":"139236","slug":"will-holger-rune-win-the-2026-mens-us-open","question":"Will Holger Rune win the 2026 Men's US Open?","group_item_title":"Holger Rune","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.008,0.992],"probability":0.008,"spread":0.002,"active":true,"closed":false,"start_date":"2026-01-02T20:37:03.158817Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":3729.4794840000013,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-60.3,"normalized_vol_24hr":null,"normalized_volume":19.8447322845459,"liquidity":2677.64154,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-holger-rune-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.008,0.008,0.008,0.008]},{"source":"polymarket","id":"1088483","event_id":"139236","slug":"will-lorenzo-musetti-win-the-2026-mens-us-open","question":"Will Lorenzo Musetti win the 2026 Men's US Open?","group_item_title":"Lorenzo Musetti","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0075,0.9925],"probability":0.0075,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:37:03.921173Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":4678.32673,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-54.3,"normalized_vol_24hr":null,"normalized_volume":20.953428268432617,"liquidity":3483.63512,"categories":["Sports"],"updated_at":"2026-05-26T14:17:13.684266Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-lorenzo-musetti-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0075,0.0075,0.0075,0.0075]},{"source":"polymarket","id":"1088489","event_id":"139236","slug":"will-andrey-rublev-win-the-2026-mens-us-open","question":"Will Andrey Rublev win the 2026 Men's US Open?","group_item_title":"Andrey Rublev","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.007,0.993],"probability":0.007,"spread":0.002,"active":true,"closed":false,"start_date":"2026-01-02T20:37:09.640425Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":117376.560904,"volume_24hr":0.0,"prob_24h_change":-0.0004999999999999996,"volume_24h_change":-60.305833,"normalized_vol_24hr":null,"normalized_volume":39.97830581665039,"liquidity":4125.9367,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-andrey-rublev-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0075,0.0075,0.0075,0.007,0.007,0.007]},{"source":"polymarket","id":"1088490","event_id":"139236","slug":"will-frances-tiafoe-win-the-2026-mens-us-open","question":"Will Frances Tiafoe win the 2026 Men's US Open?","group_item_title":"Frances Tiafoe","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0065,0.9935],"probability":0.0065,"spread":0.005,"active":true,"closed":false,"start_date":"2026-01-02T20:37:09.894650Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":6799.327305999999,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-560.307,"normalized_vol_24hr":null,"normalized_volume":22.848129272460938,"liquidity":1970.0594,"categories":["Sports"],"updated_at":"2026-05-26T14:17:13.684266Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-frances-tiafoe-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0065,0.0065,0.0065,0.0065,0.0065,0.0065]},{"source":"polymarket","id":"1088491","event_id":"139236","slug":"will-hubert-hurkacz-win-the-2026-mens-us-open","question":"Will Hubert Hurkacz win the 2026 Men's US Open?","group_item_title":"Hubert Hurkacz","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0035,0.9965],"probability":0.0035,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:37:09.386808Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":150658.672926,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-54.302666,"normalized_vol_24hr":null,"normalized_volume":41.706443786621094,"liquidity":3889.362,"categories":["Sports"],"updated_at":"2026-05-26T14:17:13.684266Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-hubert-hurkacz-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0035,0.0035,0.0035,0.0035,0.0035]},{"source":"polymarket","id":"1088487","event_id":"139236","slug":"will-flavio-cobolli-win-the-2026-mens-us-open","question":"Will Flavio Cobolli win the 2026 Men's US Open?","group_item_title":"Flavio Cobolli","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0025,0.9975],"probability":0.0025,"spread":0.001,"active":true,"closed":false,"start_date":"2026-01-02T20:37:07.643855Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":6067.533032999998,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-60.298500000000004,"normalized_vol_24hr":null,"normalized_volume":22.262374877929688,"liquidity":2048.61358,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-flavio-cobolli-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0025,0.0025,0.0025,0.0025,0.0025,0.0025]},{"source":"polymarket","id":"1088492","event_id":"139236","slug":"will-grigor-dimitrov-win-the-2026-mens-us-open","question":"Will Grigor Dimitrov win the 2026 Men's US Open?","group_item_title":"Grigor Dimitrov","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[0.0025,0.9975],"probability":0.0025,"spread":0.003,"active":true,"closed":false,"start_date":"2026-01-02T20:37:11.187505Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":3406.2189500000004,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-60.304,"normalized_vol_24hr":null,"normalized_volume":19.40972328186035,"liquidity":4455.53573,"categories":["Sports"],"updated_at":"2026-05-26T14:03:16.489275Z","fetched_at":"2026-05-26T14:01:02.972956Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-grigor-dimitrov-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":[0.0025,0.0025,0.0025,0.0025,0.0025,0.0025]},{"source":"polymarket","id":"1088493","event_id":"139236","slug":"will-other-win-the-2026-mens-us-open","question":"Will Other win the 2026 Men's US Open?","group_item_title":"Other","description":"The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.\n\nThis market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.\n\nIf at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.\n\nIf the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.\n\nThe primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/2026-mens-us-open-winner-tennis-oSTkkDpgQu-b.png","outcomes":["Yes","No"],"outcome_prices":[],"probability":null,"spread":1.0,"active":true,"closed":false,"start_date":"2026-01-02T20:37:12.180690Z","end_date":"2026-09-13T00:00:00Z","closed_time":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"updated_at":"2026-05-26T05:45:48.725160Z","fetched_at":"2026-05-05T13:27:41.060012Z","added_at":null,"url":"https://polymarket.com/event/2026-mens-us-open-winner-tennis/will-other-win-the-2026-mens-us-open","event_title":"2026 Men’s US Open Winner (Tennis)","chart_24h":null}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/139236","as_of":"2026-05-26T16:04:51.203749Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"2026 Men’s US Open Winner (Tennis)\" — top market at 3% probability across 23 outcomes","source_url":null}}