{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY","ticker":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY","title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":null,"volume":11199.57,"volume_24hr":0.0,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":24.0848445892334,"liquidity":null,"open_interest":9559.31,"categories":["Culture"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"At least 6 weeks","top_outcome_probability":0.51,"top_outcome_prob_24h_change":0.0,"top_outcome_volume_24h_change":-8.0,"updated_at":"2026-08-13T10:30:44.924923Z","fetched_at":"2026-08-13T10:30:44.924923Z","added_at":"2026-06-15T21:34:12.063159Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","chart_24h":[100.4,100.39,77.5,77.49,69.49,69.48,69.47,69.46000000000001,69.45,69.44,69.43,69.42,69.41,0.0],"markets":[{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY-6","event_id":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY-6","question":"Will Taylor Swift spend 6 weeks at #1 on the Billboard Hot 100 in 2026?","group_item_title":"At least 6 weeks","description":"If Taylor Swift spends at least 6 week(s) at the #1 position on the Billboard Hot 100 in 2026, then the market resolves to Yes.\n\n---\n\nThis market and these products have not been endorsed by Billboard. Any references to \"Billboard\", the \"Hot 100,\" or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Billboard and Kalshi. For the purposes of this market, the last Billboard chart that will be included is the one published for Dec 26, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.51,0.49],"probability":0.51,"spread":0.030000000000000027,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":"2026-12-26T12:24:00Z","volume":1297.8,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-8.0,"normalized_vol_24hr":null,"normalized_volume":16.000011444091797,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-13T13:17:34.239025Z","fetched_at":"2026-08-13T09:05:13.633320Z","added_at":"2026-06-15T21:34:12.219062Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","event_title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","chart_24h":[0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51,0.51]},{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY-10","event_id":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY-10","question":"Will Taylor Swift spend 10 weeks at #1 on the Billboard Hot 100 in 2026?","group_item_title":"At least 10 weeks","description":"If Taylor Swift spends at least 10 week(s) at the #1 position on the Billboard Hot 100 in 2026, then the market resolves to Yes.\n\n---\n\nThis market and these products have not been endorsed by Billboard. Any references to \"Billboard\", the \"Hot 100,\" or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Billboard and Kalshi. For the purposes of this market, the last Billboard chart that will be included is the one published for Dec 26, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.33,0.6699999999999999],"probability":0.33,"spread":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":"2026-12-26T12:24:00Z","volume":1056.48,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":15.095673561096191,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-13T12:41:13.482862Z","fetched_at":"2026-08-13T12:41:13.482862Z","added_at":"2026-06-15T21:34:12.219062Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","event_title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","chart_24h":[0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33]},{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY-7","event_id":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY-7","question":"Will Taylor Swift spend 7 weeks at #1 on the Billboard Hot 100 in 2026?","group_item_title":"At least 7 weeks","description":"If Taylor Swift spends at least 7 week(s) at the #1 position on the Billboard Hot 100 in 2026, then the market resolves to Yes.\n\n---\n\nThis market and these products have not been endorsed by Billboard. Any references to \"Billboard\", the \"Hot 100,\" or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Billboard and Kalshi. For the purposes of this market, the last Billboard chart that will be included is the one published for Dec 26, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.33,0.6699999999999999],"probability":0.33,"spread":0.03999999999999998,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":"2026-12-26T12:24:00Z","volume":2182.68,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":18.403175354003906,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-13T09:05:13.633320Z","fetched_at":"2026-08-13T09:05:13.633320Z","added_at":"2026-06-15T21:34:12.219062Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","event_title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","chart_24h":[0.33,0.33]},{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY-8","event_id":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY-8","question":"Will Taylor Swift spend 8 weeks at #1 on the Billboard Hot 100 in 2026?","group_item_title":"At least 8 weeks","description":"If Taylor Swift spends at least 8 week(s) at the #1 position on the Billboard Hot 100 in 2026, then the market resolves to Yes.\n\n---\n\nThis market and these products have not been endorsed by Billboard. Any references to \"Billboard\", the \"Hot 100,\" or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Billboard and Kalshi. For the purposes of this market, the last Billboard chart that will be included is the one published for Dec 26, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.33,0.6699999999999999],"probability":0.33,"spread":0.03999999999999998,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":"2026-12-26T12:24:00Z","volume":931.57,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-0.01,"normalized_vol_24hr":null,"normalized_volume":14.555612564086914,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-13T10:16:20.870292Z","fetched_at":"2026-08-13T10:13:40.563716Z","added_at":"2026-06-15T21:34:12.219062Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","event_title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","chart_24h":[0.33,0.33,0.33,0.33]},{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY-11","event_id":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY-11","question":"Will Taylor Swift spend 11 weeks at #1 on the Billboard Hot 100 in 2026?","group_item_title":"At least 11 weeks","description":"If Taylor Swift spends at least 11 week(s) at the #1 position on the Billboard Hot 100 in 2026, then the market resolves to Yes.\n\n---\n\nThis market and these products have not been endorsed by Billboard. Any references to \"Billboard\", the \"Hot 100,\" or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Billboard and Kalshi. For the purposes of this market, the last Billboard chart that will be included is the one published for Dec 26, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.29,0.71],"probability":0.29,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":"2026-12-26T12:24:00Z","volume":1359.53,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-32.86,"normalized_vol_24hr":null,"normalized_volume":16.20794105529785,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-13T12:41:13.482862Z","fetched_at":"2026-08-13T12:41:13.482862Z","added_at":"2026-06-15T21:34:12.219062Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","event_title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","chart_24h":[0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29,0.29]},{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY-9","event_id":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY-9","question":"Will Taylor Swift spend 9 weeks at #1 on the Billboard Hot 100 in 2026?","group_item_title":"At least 9 weeks","description":"If Taylor Swift spends at least 9 week(s) at the #1 position on the Billboard Hot 100 in 2026, then the market resolves to Yes.\n\n---\n\nThis market and these products have not been endorsed by Billboard. Any references to \"Billboard\", the \"Hot 100,\" or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Billboard and Kalshi. For the purposes of this market, the last Billboard chart that will be included is the one published for Dec 26, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.28,0.72],"probability":0.28,"spread":0.030000000000000027,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":"2026-12-26T12:24:00Z","volume":178.79,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":8.390996932983398,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-13T09:05:13.633320Z","fetched_at":"2026-08-13T09:05:13.633320Z","added_at":"2026-06-15T21:34:12.219062Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","event_title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","chart_24h":[0.28,0.28,0.28]},{"source":"kalshi","id":"KXWEEKSNUM1-26DEC26-TAY-12","event_id":"KXWEEKSNUM1-26DEC26-TAY","slug":"KXWEEKSNUM1-26DEC26-TAY-12","question":"Will Taylor Swift spend 12 weeks at #1 on the Billboard Hot 100 in 2026?","group_item_title":"At least 12 weeks","description":"If Taylor Swift spends at least 12 week(s) at the #1 position on the Billboard Hot 100 in 2026, then the market resolves to Yes.\n\n---\n\nThis market and these products have not been endorsed by Billboard. Any references to \"Billboard\", the \"Hot 100,\" or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Billboard and Kalshi. For the purposes of this market, the last Billboard chart that will be included is the one published for Dec 26, 2026.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.26,0.74],"probability":0.26,"spread":0.03,"active":true,"closed":false,"start_date":"2026-06-15T21:25:00Z","end_date":"2027-01-02T22:25:00Z","closed_time":"2026-12-26T12:24:00Z","volume":4192.72,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-36.64,"normalized_vol_24hr":null,"normalized_volume":21.65964698791504,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-13T13:53:41.526727Z","fetched_at":"2026-08-13T10:30:45.150128Z","added_at":"2026-06-15T21:34:12.219062Z","url":"https://kalshi.com/markets/kxweeksnum1/taylor-swift-total-weeks-at-1-on-the-billboard-hot-100-in-2026/kxweeksnum1-26dec26-tay","event_title":"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026 ","chart_24h":[0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26,0.26]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXWEEKSNUM1-26DEC26-TAY","as_of":"2026-08-13T15:01:10.385158Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Taylor Swift: Total weeks at #1 on the Billboard Hot 100 in 2026\" — top market at 51% probability across 7 outcomes","source_url":null}}