{"_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/kalshi/KXBBSINGLE-26OCT31EXP","as_of":"2026-10-15T19:16:16.691575Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)\" — \"Rank 1 to 2\" leads at 79% across 11 outcomes as of 2026-10-15 UTC. https://pdata.world/events/kalshi/KXBBSINGLE-26OCT31EXP","source_url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp"},"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP","ticker":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP","title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":null,"volume":2988.2,"volume_24hr":2988.2,"volume_24h_change":null,"normalized_vol_24hr":20.395132064819336,"normalized_volume":17.20677375793457,"liquidity":null,"open_interest":2988.2,"categories":["Culture"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Rank 1 to 2","top_outcome_probability":0.79,"top_outcome_prob_24h_change":0.79,"top_outcome_volume_24h_change":2988.2,"updated_at":"2026-10-15T18:05:00.193070Z","fetched_at":"2026-10-15T18:05:00.193070Z","added_at":"2026-10-13T18:14:29.898059Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","chart_24h":[100.0,101.31,301.31,301.31,411.31,565.19,579.78,594.53,2988.19,2988.2],"kind":"live","mutually_exclusive":true,"markets_total":11,"markets":[{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-1T2","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-1T2","question":"Will \"expectations\" rank No. 1–2 on Billboard Hot 100?","group_item_title":"Rank 1 to 2","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 1 and No. 2, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.79,0.20999999999999996],"probability":0.79,"spread":0.14,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":2988.2,"volume_24hr":2988.2,"prob_24h_change":0.79,"volume_24h_change":2988.2,"normalized_vol_24hr":22.925785064697266,"normalized_volume":19.936965942382812,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.79,0.75,0.69,0.69,0.69,0.69,0.69,0.69,0.69,0.69,0.69,0.69,0.59,0.59,0.67,0.67,0.67,0.67,0.67,0.67,0.79,0.79]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-11T15","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-11T15","question":"Will \"expectations\" rank No. 11–15 on Billboard Hot 100?","group_item_title":"Rank 11 to 15","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 11 and No. 15, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.27,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-16T20","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-16T20","question":"Will \"expectations\" rank No. 16–20 on Billboard Hot 100?","group_item_title":"Rank 16 to 20","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 16 and No. 20, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.29,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-21T30","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-21T30","question":"Will \"expectations\" rank No. 21–30 on Billboard Hot 100?","group_item_title":"Rank 21 to 30","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 21 and No. 30, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.26,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-31T40","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-31T40","question":"Will \"expectations\" rank No. 31–40 on Billboard Hot 100?","group_item_title":"Rank 31 to 40","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 31 and No. 40, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.29,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-3T4","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-3T4","question":"Will \"expectations\" rank No. 3–4 on Billboard Hot 100?","group_item_title":"Rank 3 to 4","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 3 and No. 4, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.25,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-41T50","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-41T50","question":"Will \"expectations\" rank No. 41–50 on Billboard Hot 100?","group_item_title":"Rank 41 to 50","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 41 and No. 50, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.26,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-51T74","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-51T74","question":"Will \"expectations\" rank No. 51–74 on Billboard Hot 100?","group_item_title":"Rank 51 to 74","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 51 and No. 74, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.04,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T18:51:48.151769Z","fetched_at":"2026-10-15T18:51:48.151769Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-5T6","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-5T6","question":"Will \"expectations\" rank No. 5–6 on Billboard Hot 100?","group_item_title":"Rank 5 to 6","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 5 and No. 6, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.25,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T18:51:48.151769Z","fetched_at":"2026-10-15T18:51:48.151769Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-75T100","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-75T100","question":"Will \"expectations\" rank No. 75–100 on Billboard Hot 100?","group_item_title":"Rank 75 to 100","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 75 and No. 100, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.03,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T16:34:41.561690Z","fetched_at":"2026-10-15T16:34:41.561690Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0]},{"source":"kalshi","id":"KXBBSINGLE-26OCT31EXP-7T10","event_id":"KXBBSINGLE-26OCT31EXP","slug":"KXBBSINGLE-26OCT31EXP-7T10","question":"Will \"expectations\" rank No. 7–10 on Billboard Hot 100?","group_item_title":"Rank 7 to 10","description":"If \"expectations\" by Olivia Rodrigo & Chappell Roan ranks between No. 7 and No. 10, inclusive on the Billboard Hot 100 for the chart dated Oct 31, 2026, then the market resolves to Yes.\n\n---\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Billboard. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.27,"active":true,"closed":false,"start_date":"2026-10-13T18:00:00Z","end_date":"2026-10-31T14:00:00Z","closed_time":"2026-10-26T03:59:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Culture"],"countries":["United States"],"updated_at":"2026-10-15T19:06:18.535004Z","fetched_at":"2026-10-15T19:06:18.535004Z","added_at":"2026-10-13T18:14:30.211578Z","url":"https://kalshi.com/markets/kxbbsingle/expectations-by-olivia-rodrigo-chappell-roan-billboard-hot-100-rank-oct-31-2026/kxbbsingle-26oct31exp","event_title":"\"expectations\" by Olivia Rodrigo & Chappell Roan · Billboard Hot 100 rank (Oct 31, 2026)","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]}]}