{"source":"kalshi","id":"KXCOSTCC-26NOV07","ticker":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07","title":"Costco Credit Card Spend in October","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":null,"volume":382.09,"volume_24hr":382.09,"volume_24h_change":null,"normalized_vol_24hr":10.908097267150879,"normalized_volume":9.543490409851074,"liquidity":null,"open_interest":342.09,"categories":["Finance"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Above 98","top_outcome_probability":0.63,"top_outcome_prob_24h_change":0.63,"top_outcome_volume_24h_change":60.0,"updated_at":"2026-10-02T01:35:50.271258Z","fetched_at":"2026-10-02T01:35:50.271258Z","added_at":"2026-10-01T04:05:05.113489Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","chart_24h":[20.0,145.0,250.63,342.09,382.09],"kind":"live","markets":[{"source":"kalshi","id":"KXCOSTCC-26NOV07-T98","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T98","question":"Will Costco Credit Card Spend for October 2026 be above 98 ?","group_item_title":"Above 98","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 98 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.63,0.37],"probability":0.63,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","volume":60.0,"volume_24hr":60.0,"prob_24h_change":0.63,"volume_24h_change":60.0,"normalized_vol_24hr":5.575216770172119,"normalized_volume":5.2607502937316895,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-10-02T01:35:50.658737Z","fetched_at":"2026-10-02T01:35:50.658737Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.68,0.63]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T100","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T100","question":"Will Costco Credit Card Spend for October 2026 be above 100 ?","group_item_title":"Above 100","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 100 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.4,0.6],"probability":0.4,"spread":0.009999999999999953,"active":true,"closed":false,"start_date":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","volume":125.0,"volume_24hr":125.0,"prob_24h_change":0.4,"volume_24h_change":125.0,"normalized_vol_24hr":7.716434478759766,"normalized_volume":7.28119421005249,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-10-01T20:23:11.488864Z","fetched_at":"2026-10-01T20:23:11.488864Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.4]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T101","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T101","question":"Will Costco Credit Card Spend for October 2026 be above 101 ?","group_item_title":"Above 101","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 101 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. All trademarks, logos, and brand names are the property of their respective owners.","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":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","volume":105.63,"volume_24hr":105.63,"prob_24h_change":0.29,"volume_24h_change":105.63,"normalized_vol_24hr":7.192984104156494,"normalized_volume":6.787268161773682,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-10-01T22:21:13.437621Z","fetched_at":"2026-10-01T22:21:13.437621Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.29]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T102","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T102","question":"Will Costco Credit Card Spend for October 2026 be above 102 ?","group_item_title":"Above 102","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 102 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.18,0.8200000000000001],"probability":0.18,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","volume":91.46,"volume_24hr":91.46,"prob_24h_change":0.18,"volume_24h_change":91.46,"normalized_vol_24hr":6.760385990142822,"normalized_volume":6.37907075881958,"liquidity":null,"categories":["Finance"],"countries":[],"updated_at":"2026-10-01T23:34:32.871774Z","fetched_at":"2026-10-01T23:34:32.871774Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.18]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T104","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T104","question":"Will Costco Credit Card Spend for October 2026 be above 104 ?","group_item_title":"Above 104","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 104 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. 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":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","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":["United States"],"updated_at":"2026-10-02T04:07:15.792955Z","fetched_at":"2026-10-02T04:07:15.792955Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","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]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T94","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T94","question":"Will Costco Credit Card Spend for October 2026 be above 94 ?","group_item_title":"Above 94","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 94 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. 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":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","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":"2026-10-02T06:50:10.247263Z","fetched_at":"2026-10-02T06:50:10.247263Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","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]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T96","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T96","question":"Will Costco Credit Card Spend for October 2026 be above 96 ?","group_item_title":"Above 96","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 96 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. 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":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","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":"2026-10-01T18:53:59.918671Z","fetched_at":"2026-10-01T18:53:59.918671Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","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]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T97","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T97","question":"Will Costco Credit Card Spend for October 2026 be above 97 ?","group_item_title":"Above 97","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 97 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. 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":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","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":"2026-10-01T18:24:44.149369Z","fetched_at":"2026-10-01T18:24:44.149369Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","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]},{"source":"kalshi","id":"KXCOSTCC-26NOV07-T99","event_id":"KXCOSTCC-26NOV07","slug":"KXCOSTCC-26NOV07-T99","question":"Will Costco Credit Card Spend for October 2026 be above 99 ?","group_item_title":"Above 99","description":"If the Carbon Arc Costco Credit Card Spend (October 2026) for October 2026 is above 99 , then the market resolves to Yes.\n\n---\n\nFor purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 4th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 4th.\n\nThe index measures year-over-year change, where 100 means Costco Credit Card Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% more spend than year prior, 97 = 3% decline from year prior. The index is measured by Carbon Arc's aggregated U.S. credit and debit card transaction panel, matched to the same period of the prior year. The panel updates daily as new data arrives.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the underlying company. 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":"2026-10-01T04:00:00Z","end_date":"2026-11-14T05:00:00Z","closed_time":"2026-11-07T03:29:00Z","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":"2026-10-02T01:51:22.662015Z","fetched_at":"2026-10-02T01:51:22.662015Z","added_at":"2026-10-01T04:05:05.555733Z","url":"https://kalshi.com/markets/kxcostcc/costco-credit-card-spend-in-october/kxcostcc-26nov07","event_title":"Costco Credit Card Spend in October","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]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXCOSTCC-26NOV07","as_of":"2026-10-02T08:36:07.745015Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Costco Credit Card Spend in October\" — top market at 40% probability across 9 outcomes","source_url":null}}