{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06","ticker":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06","title":"Online Sportsbook Ad Spend in September","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":null,"volume":1542.99,"volume_24hr":1542.99,"volume_24h_change":null,"normalized_vol_24hr":18.13191032409668,"normalized_volume":14.676802635192871,"liquidity":null,"open_interest":1258.38,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 116","top_outcome_probability":0.59,"top_outcome_prob_24h_change":0.59,"top_outcome_volume_24h_change":340.42,"updated_at":"2026-09-04T06:37:53.190231Z","fetched_at":"2026-09-04T06:37:53.190231Z","added_at":"2026-09-01T20:12:22.640900Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","chart_24h":[193.22,329.58000000000004,707.21,1542.99],"kind":"live","markets":[{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T116","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T116","question":"Will Online Sportsbook Ad Spend for September 2026 be above 116?","group_item_title":"Above 116","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 116, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.59,0.41000000000000003],"probability":0.59,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","volume":340.42,"volume_24hr":340.42,"prob_24h_change":0.59,"volume_24h_change":340.42,"normalized_vol_24hr":12.32060718536377,"normalized_volume":10.592055320739746,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-09-04T05:57:01.081353Z","fetched_at":"2026-09-04T05:57:01.081353Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.59]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T118","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T118","question":"Will Online Sportsbook Ad Spend for September 2026 be above 118?","group_item_title":"Above 118","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 118, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.59,0.41000000000000003],"probability":0.59,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","volume":37.21,"volume_24hr":37.21,"prob_24h_change":0.59,"volume_24h_change":37.21,"normalized_vol_24hr":4.805878639221191,"normalized_volume":4.131625175476074,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-09-04T05:57:01.081353Z","fetched_at":"2026-09-04T05:57:01.081353Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.59]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T132","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T132","question":"Will Online Sportsbook Ad Spend for September 2026 be above 132?","group_item_title":"Above 132","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 132, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.55,0.44999999999999996],"probability":0.55,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","volume":136.36,"volume_24hr":136.36,"prob_24h_change":0.55,"volume_24h_change":136.36,"normalized_vol_24hr":8.7744779586792,"normalized_volume":7.5434393882751465,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-09-04T04:22:24.858300Z","fetched_at":"2026-09-04T04:22:24.858300Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.55]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T140","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T140","question":"Will Online Sportsbook Ad Spend for September 2026 be above 140?","group_item_title":"Above 140","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 140, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.49,0.51],"probability":0.49,"spread":0.38,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","volume":1029.0,"volume_24hr":1029.0,"prob_24h_change":0.49,"volume_24h_change":1029.0,"normalized_vol_24hr":17.426652908325195,"normalized_volume":14.981734275817871,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-09-04T09:04:10.356894Z","fetched_at":"2026-09-04T09:04:10.356894Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.5,0.5,0.5,0.49,0.49,0.49,0.49]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T120","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T120","question":"Will Online Sportsbook Ad Spend for September 2026 be above 120?","group_item_title":"Above 120","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 120, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.039999999999999925,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T06:37:53.300334Z","fetched_at":"2026-09-04T06:37:53.300334Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","chart_24h":[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":"KXSPORTSBOOKADS-26OCT06-T122","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T122","question":"Will Online Sportsbook Ad Spend for September 2026 be above 122?","group_item_title":"Above 122","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 122, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.029999999999999916,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T07:59:12.446757Z","fetched_at":"2026-09-04T07:59:12.446757Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","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]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T124","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T124","question":"Will Online Sportsbook Ad Spend for September 2026 be above 124?","group_item_title":"Above 124","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 124, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T08:12:08.901797Z","fetched_at":"2026-09-04T08:12:08.901797Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","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":"KXSPORTSBOOKADS-26OCT06-T126","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T126","question":"Will Online Sportsbook Ad Spend for September 2026 be above 126?","group_item_title":"Above 126","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 126, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T07:59:12.446757Z","fetched_at":"2026-09-04T07:59:12.446757Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","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]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T128","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T128","question":"Will Online Sportsbook Ad Spend for September 2026 be above 128?","group_item_title":"Above 128","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 128, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T08:12:08.901797Z","fetched_at":"2026-09-04T08:12:08.901797Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","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":"KXSPORTSBOOKADS-26OCT06-T130","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T130","question":"Will Online Sportsbook Ad Spend for September 2026 be above 130?","group_item_title":"Above 130","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 130, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T05:16:38.968669Z","fetched_at":"2026-09-04T05:16:38.968669Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T134","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T134","question":"Will Online Sportsbook Ad Spend for September 2026 be above 134?","group_item_title":"Above 134","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 134, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.030000000000000027,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T08:12:08.901797Z","fetched_at":"2026-09-04T08:12:08.901797Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","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]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T136","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T136","question":"Will Online Sportsbook Ad Spend for September 2026 be above 136?","group_item_title":"Above 136","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 136, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.030000000000000027,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T08:12:08.901797Z","fetched_at":"2026-09-04T08:12:08.901797Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","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]},{"source":"kalshi","id":"KXSPORTSBOOKADS-26OCT06-T138","event_id":"KXSPORTSBOOKADS-26OCT06","slug":"KXSPORTSBOOKADS-26OCT06-T138","question":"Will Online Sportsbook Ad Spend for September 2026 be above 138?","group_item_title":"Above 138","description":"If the Carbon Arc Online Sportsbook Ad Spend (September 2026) for September 2026 is above 138, then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on the first value reported by Carbon Arc. Corrections or revisions made after the market has been settled will not affect the outcome. \n\nThe index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. \n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. 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":0.040000000000000036,"active":true,"closed":false,"start_date":"2026-09-01T20:00:00Z","end_date":"2026-10-13T05:30:00Z","closed_time":"2026-10-06T03:59:00Z","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":["Finance"],"countries":[],"updated_at":"2026-09-04T08:51:20.461498Z","fetched_at":"2026-09-04T08:51:20.461498Z","added_at":"2026-09-01T20:12:22.714843Z","url":"https://kalshi.com/markets/kxsportsbookads/online-sportsbook-ad-spend-in-september/kxsportsbookads-26oct06","event_title":"Online Sportsbook Ad Spend in September","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]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXSPORTSBOOKADS-26OCT06","as_of":"2026-09-04T09:14:41.223282Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Online Sportsbook Ad Spend in September\" — top market at 49% probability across 13 outcomes","source_url":null}}