{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/polymarket/1269575","as_of":"2026-10-29T02:17:32.387542Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp\" — 3 markets; highest \"\" at 100% as of 2026-10-29 UTC. https://pdata.world/events/polymarket/1269575","source_url":"https://polymarket.com/event/itf-stephe2-nijkam1-2026-10-28"},"source":"polymarket","id":"1269575","ticker":"itf-stephe2-nijkam1-2026-10-28","slug":"itf-stephe2-nijkam1-2026-10-28","title":"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp","description":"This market refers to the tennis match between Sloane Stephens and Rose Marie Nijkamp in the W100 New Braunfels, TX, Main Draw, originally scheduled for October 28, 2026 at 6:30PM ET.\n\nThis market will resolve to 'Sloane Stephens' if Sloane Stephens advances against Rose Marie Nijkamp.\n\nThis market will resolve to 'Rose Marie Nijkamp' if Rose Marie Nijkamp advances against Sloane Stephens.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","active":true,"closed":false,"start_date":"2026-10-28T02:14:22Z","end_date":"2026-11-04T22:30:00Z","closed_time":null,"volume":3547.661284,"volume_24hr":3547.661283999999,"volume_24h_change":null,"normalized_vol_24hr":23.569862365722656,"normalized_volume":15.173990249633789,"liquidity":27336.38629,"open_interest":3665.021284,"categories":["Sports"],"tags":[{"id":"864","slug":"tennis","label":"Tennis"},{"id":"1","slug":"sports","label":"Sports"},{"id":"100639","slug":"games","label":"Games"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"","top_outcome_probability":0.9995,"top_outcome_prob_24h_change":0.49950000000000006,"top_outcome_volume_24h_change":3547.661283999999,"updated_at":"2026-10-29T02:05:35.195529Z","fetched_at":"2026-10-29T02:05:35.195529Z","added_at":"2026-10-28T02:32:35.599720Z","url":"https://polymarket.com/event/itf-stephe2-nijkam1-2026-10-28","chart_24h":[0.0,0.0,0.0,0.0,0.0,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,12.934054,24.045166,24.045166,24.045166,24.045166,33.045166,93.485166,157.827766,3304.0578039999996,3365.7416279999998,3441.761283999999,3547.661283999999],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"6329398","event_id":"1269575","slug":"itf-stephe2-nijkam1-2026-10-28","question":"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp","group_item_title":null,"description":"This market refers to the tennis match between Sloane Stephens and Rose Marie Nijkamp in the W100 New Braunfels, TX, Main Draw, originally scheduled for October 28, 2026 at 6:30PM ET.\n\nThis market will resolve to 'Sloane Stephens' if Sloane Stephens advances against Rose Marie Nijkamp.\n\nThis market will resolve to 'Rose Marie Nijkamp' if Rose Marie Nijkamp advances against Sloane Stephens.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Sloane Stephens","Rose Marie Nijkamp"],"outcome_prices":[0.9995,0.0005],"probability":0.9995,"spread":0.001,"active":true,"closed":false,"start_date":"2026-10-28T02:14:22Z","end_date":"2026-11-04T22:30:00Z","closed_time":null,"result":null,"volume":3547.661284,"volume_24hr":3547.661283999999,"prob_24h_change":0.49950000000000006,"volume_24h_change":3547.661283999999,"normalized_vol_24hr":26.79262351989746,"normalized_volume":19.604333877563477,"liquidity":27180.41429,"categories":["Sports"],"countries":[],"updated_at":"2026-10-29T02:05:35.253684Z","fetched_at":"2026-10-29T02:05:35.253684Z","added_at":"2026-10-28T02:32:35.658702Z","url":"https://polymarket.com/event/itf-stephe2-nijkam1-2026-10-28/itf-stephe2-nijkam1-2026-10-28","event_title":"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp","chart_24h":[0.5,0.875,0.86,0.875,0.875,0.905,0.925,0.92,0.91,0.915,0.905,0.905,0.915,0.945,0.91,0.852,0.9995,0.9995]},{"source":"polymarket","id":"6329607","event_id":"1269575","slug":"itf-stephe2-nijkam1-2026-10-28-set-handicap-home-1pt5","question":"Set Handicap: Sloane Stephens (-1.5) vs Rose Marie Nijkamp (+1.5)","group_item_title":"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp Set Handicap +/-1.5","description":"This market refers to the tennis match between Sloane Stephens and Rose Marie Nijkamp in the W100 New Braunfels, TX, originally scheduled for October 28, 2026 at 6:30PM ET.\nThis market will resolve to \"Sloane Stephens\" if Sloane Stephens wins by 2 or more sets than Rose Marie Nijkamp, based on the final completed score. Otherwise, it will resolve to \"Rose Marie Nijkamp.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Sloane Stephens can no longer win by 2 or more sets, and this market will resolve to \"Rose Marie Nijkamp.\"\nIf the match is canceled before play begins, or a result has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Sloane Stephens","Rose Marie Nijkamp"],"outcome_prices":[0.995,0.005],"probability":0.995,"spread":0.01,"active":true,"closed":false,"start_date":"2026-10-28T02:44:12Z","end_date":"2026-11-04T22:30:00Z","closed_time":null,"result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.495,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":155.972,"categories":["Sports"],"countries":[],"updated_at":"2026-10-29T01:38:48.729846Z","fetched_at":"2026-10-29T01:38:48.729846Z","added_at":"2026-10-28T02:56:07.434769Z","url":"https://polymarket.com/event/itf-stephe2-nijkam1-2026-10-28/itf-stephe2-nijkam1-2026-10-28-set-handicap-home-1pt5","event_title":"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp","chart_24h":[0.5,0.495,0.5,0.495,0.5,0.495,0.495,0.495,0.5,0.495,0.495,0.5,0.51,0.5,0.9955,0.995]},{"source":"polymarket","id":"6329613","event_id":"1269575","slug":"itf-stephe2-nijkam1-2026-10-28-set-handicap-away-1pt5","question":"Set Handicap: Rose Marie Nijkamp (-1.5) vs Sloane Stephens (+1.5)","group_item_title":"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp Set Handicap +/-1.5","description":"This market refers to the tennis match between Rose Marie Nijkamp and Sloane Stephens in the W100 New Braunfels, TX, originally scheduled for October 28, 2026 at 6:30PM ET.\nThis market will resolve to \"Rose Marie Nijkamp\" if Rose Marie Nijkamp wins by 2 or more sets than Sloane Stephens, based on the final completed score. Otherwise, it will resolve to \"Sloane Stephens.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Rose Marie Nijkamp can no longer win by 2 or more sets, and this market will resolve to \"Sloane Stephens.\"\nIf the match is canceled before play begins, or a result has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Rose Marie Nijkamp","Sloane Stephens"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-28T02:44:12Z","end_date":"2026-11-04T22:30:00Z","closed_time":"2026-10-29T01:46:58.932080Z","result":"Sloane Stephens","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.5,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-29T02:05:35.253684Z","fetched_at":"2026-10-29T02:05:35.253684Z","added_at":"2026-10-28T02:56:07.434769Z","url":"https://polymarket.com/event/itf-stephe2-nijkam1-2026-10-28/itf-stephe2-nijkam1-2026-10-28-set-handicap-away-1pt5","event_title":"W100 New Braunfels, TX: Sloane Stephens vs Rose Marie Nijkamp","chart_24h":[0.5,0.495,0.495,0.5,0.0045,0.004,0.0]}]}