{"source":"kalshi","id":"KXHEADLINE-BON27DEC31","ticker":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31","title":"Bonnaroo Music & Arts Festival 2027: Headliner","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":null,"volume":126.0,"volume_24hr":126.0,"volume_24h_change":null,"normalized_vol_24hr":8.758199691772461,"normalized_volume":6.447729110717773,"liquidity":null,"open_interest":44.0,"categories":["Culture"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Olivia Rodrigo","top_outcome_probability":0.15,"top_outcome_prob_24h_change":0.15,"top_outcome_volume_24h_change":101.0,"updated_at":"2026-08-25T05:56:23.471274Z","fetched_at":"2026-08-25T05:56:23.471274Z","added_at":"2026-08-19T00:37:37.539741Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","chart_24h":[44.0,44.0,82.0,101.0,126.0],"markets":[{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-OLI","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-OLI","question":"Will Olivia Rodrigo be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Olivia Rodrigo","description":"If Olivia Rodrigo is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.15,0.85],"probability":0.15,"spread":0.03,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","volume":101.0,"volume_24hr":101.0,"prob_24h_change":0.15,"volume_24h_change":101.0,"normalized_vol_24hr":8.522072792053223,"normalized_volume":6.658827304840088,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-25T03:22:13.161022Z","fetched_at":"2026-08-25T03:14:28.506210Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.17,0.17,0.17,0.17,0.17,0.15]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-ODE","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-ODE","question":"Will Odesza be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Odesza","description":"If Odesza is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.14,0.86],"probability":0.14,"spread":0.01999999999999999,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","volume":25.0,"volume_24hr":25.0,"prob_24h_change":0.14,"volume_24h_change":25.0,"normalized_vol_24hr":4.229166507720947,"normalized_volume":3.304511547088623,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-08-25T06:00:11.843267Z","fetched_at":"2026-08-25T05:56:23.695038Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.0,0.14]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-ASA","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-ASA","question":"Will A$AP Rocky be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"A$AP Rocky","description":"If A$AP Rocky is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.030000000000000013,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":null},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-BIL","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-BIL","question":"Will Billie Eilish be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Billie Eilish","description":"If Billie Eilish is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","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":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":null},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-COL","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-COL","question":"Will Coldplay be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Coldplay","description":"If Coldplay is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":null},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-FRE","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-FRE","question":"Will Fred again.. be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Fred again..","description":"If Fred again.. is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T16:50:54.026377Z","fetched_at":"2026-08-24T16:50:54.026377Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-GRI","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-GRI","question":"Will GRiZ be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"GRiZ","description":"If GRiZ is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T03:14:28.506210Z","fetched_at":"2026-08-25T03:14:28.506210Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-JUS","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-JUS","question":"Will Justice be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Justice","description":"If Justice is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05000000000000002,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":null},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-KEN","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-KEN","question":"Will Kendrick Lamar be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Kendrick Lamar","description":"If Kendrick Lamar is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":null},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-LAN","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-LAN","question":"Will Lana Del Rey be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Lana Del Rey","description":"If Lana Del Rey is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05000000000000002,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-LCD","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-LCD","question":"Will LCD Soundsystem be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"LCD Soundsystem","description":"If LCD Soundsystem is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T00:32:45.384256Z","fetched_at":"2026-08-25T00:32:45.384256Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-MYC","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-MYC","question":"Will My Chemical Romance be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"My Chemical Romance","description":"If My Chemical Romance is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.009999999999999981,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T04:12:29.549511Z","fetched_at":"2026-08-25T04:12:29.549511Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-PEA","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-PEA","question":"Will Pearl Jam be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Pearl Jam","description":"If Pearl Jam is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","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":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-PHI","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-PHI","question":"Will Phish be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Phish","description":"If Phish is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06000000000000001,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T05:56:23.695038Z","fetched_at":"2026-08-25T05:56:23.695038Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-RAD","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-RAD","question":"Will Radiohead be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Radiohead","description":"If Radiohead is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06000000000000001,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T05:56:23.695038Z","fetched_at":"2026-08-25T05:56:23.695038Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-TAM","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-TAM","question":"Will Tame Impala be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Tame Impala","description":"If Tame Impala is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T03:14:28.506210Z","fetched_at":"2026-08-25T03:14:28.506210Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-TRA","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-TRA","question":"Will Travis Scott be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Travis Scott","description":"If Travis Scott is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.04999999999999999,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T06:56:28.481428Z","fetched_at":"2026-08-25T06:56:28.481428Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-TYL","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-TYL","question":"Will Tyler, The Creator be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Tyler, The Creator","description":"If Tyler, The Creator is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06999999999999999,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-VAM","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-VAM","question":"Will Vampire Weekend be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Vampire Weekend","description":"If Vampire Weekend is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.04000000000000001,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-24T10:16:04.801091Z","fetched_at":"2026-08-24T10:16:04.801091Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":null},{"source":"kalshi","id":"KXHEADLINE-BON27DEC31-ZAC","event_id":"KXHEADLINE-BON27DEC31","slug":"KXHEADLINE-BON27DEC31-ZAC","question":"Will Zach Bryan be a headliner at Bonnaroo Music & Arts Festival 2027?","group_item_title":"Zach Bryan","description":"If Zach Bryan is the a headliner at Bonnaroo Music & Arts Festival 2027, then the market resolves to Yes.\n\n---\n\nTo fulfill the Payout Criterion, the specified person must actually appear and carry out the specified role at the event. Being listed in the official lineup without actually performing does not qualify. Joint performances where the person shares the role with another performer do count. The performance qualifies even if delayed, shortened, or modified in format. Pre-recorded content does not qualify unless explicitly designated by organizers as fulfilling the role. Rumored or unofficial announcements, canceled appearances, and performances in different roles than specified do not satisfy the criterion.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06000000000000001,"active":true,"closed":false,"start_date":"2026-08-19T00:27:00Z","end_date":"2028-12-30T15:00:00Z","closed_time":"2027-12-31T04:59:00Z","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":[],"updated_at":"2026-08-25T04:12:29.549511Z","fetched_at":"2026-08-25T04:12:29.549511Z","added_at":"2026-08-19T00:37:37.847296Z","url":"https://kalshi.com/markets/kxheadline/bonnaroo-music-arts-festival-2027-headliner/kxheadline-bon27dec31","event_title":"Bonnaroo Music & Arts Festival 2027: Headliner","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHEADLINE-BON27DEC31","as_of":"2026-08-25T07:13:04.907972Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Bonnaroo Music & Arts Festival 2027: Headliner\" — top market at 15% probability across 20 outcomes","source_url":null}}