{"_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/polymarket/1262075","as_of":"2026-10-27T06:16:22.337500Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Anthropic IPO Date\" — \"November 18\" leads at 17% across 12 outcomes as of 2026-10-27 UTC. https://pdata.world/events/polymarket/1262075","source_url":"https://polymarket.com/event/anthropic-ipo-date"},"source":"polymarket","id":"1262075","ticker":"anthropic-ipo-date","slug":"anthropic-ipo-date","title":"Anthropic IPO Date","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-12-01T04:59:00Z","closed_time":null,"volume":3892.057313,"volume_24hr":3892.057313,"volume_24h_change":null,"normalized_vol_24hr":22.63442039489746,"normalized_volume":15.520600318908691,"liquidity":20256.71554,"open_interest":972.0639070000001,"categories":["Finance"],"tags":[{"id":"102599","slug":"ipo","label":"IPO"},{"id":"600","slug":"ipos","label":"IPOs"},{"id":"105184","slug":"dario","label":"Dario"},{"id":"120","slug":"finance","label":"Finance"},{"id":"553","slug":"anthropic","label":"Anthropic"},{"id":"105183","slug":"anthropic-ipo","label":"Anthropic IPO"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"November 18","top_outcome_probability":0.17,"top_outcome_prob_24h_change":-0.32999999999999996,"top_outcome_volume_24h_change":349.726662,"updated_at":"2026-10-27T06:03:37.152145Z","fetched_at":"2026-10-27T06:03:37.152145Z","added_at":"2026-10-26T21:55:25.828770Z","url":"https://polymarket.com/event/anthropic-ipo-date","chart_24h":[0.0,0.0,85.02,341.072886,431.072886,769.75096,1022.75096,1528.9178709999999,3004.871621,3563.340002,3892.057313],"kind":"live","mutually_exclusive":true,"markets_total":12,"markets":[{"source":"polymarket","id":"6268101","event_id":"1262075","slug":"will-anthropic-ipo-on-november-18-2026","question":"Will Anthropic IPO on November 18, 2026?","group_item_title":"November 18","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.17,0.83],"probability":0.17,"spread":0.02,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-19T04:59:00Z","closed_time":null,"result":null,"volume":349.72666200000003,"volume_24hr":349.726662,"prob_24h_change":-0.32999999999999996,"volume_24h_change":349.726662,"normalized_vol_24hr":13.771583557128906,"normalized_volume":10.074987411499023,"liquidity":3096.4203,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-18-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.155,0.15,0.135,0.13,0.195,0.18,0.17,0.175,0.17]},{"source":"polymarket","id":"6268103","event_id":"1262075","slug":"will-anthropic-ipo-on-november-20-2026","question":"Will Anthropic IPO on November 20, 2026?","group_item_title":"November 20","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.16,0.84],"probability":0.16,"spread":0.08,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-21T04:59:00Z","closed_time":null,"result":null,"volume":408.540769,"volume_24hr":408.540769,"prob_24h_change":-0.33999999999999997,"volume_24h_change":408.540769,"normalized_vol_24hr":14.509889602661133,"normalized_volume":10.61511516571045,"liquidity":1469.5146,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-20-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.19,0.215,0.2,0.29,0.24,0.185,0.165,0.18,0.16]},{"source":"polymarket","id":"6268107","event_id":"1262075","slug":"will-anthropic-ipo-on-november-27-2026","question":"Will Anthropic IPO on November 27, 2026?","group_item_title":"November 27","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.13,0.87],"probability":0.13,"spread":0.04,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-28T04:59:00Z","closed_time":null,"result":null,"volume":337.690582,"volume_24hr":337.690582,"prob_24h_change":-0.37,"volume_24h_change":337.690582,"normalized_vol_24hr":13.607940673828125,"normalized_volume":9.955269813537598,"liquidity":2185.3587,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-27-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.11,0.11,0.11,0.12,0.085,0.105,0.15,0.13]},{"source":"polymarket","id":"6268106","event_id":"1262075","slug":"will-anthropic-ipo-on-november-25-2026","question":"Will Anthropic IPO on November 25, 2026?","group_item_title":"November 25","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.125,0.875],"probability":0.125,"spread":0.13,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-26T04:59:00Z","closed_time":null,"result":null,"volume":398.532104,"volume_24hr":398.53210399999995,"prob_24h_change":-0.375,"volume_24h_change":398.53210399999995,"normalized_vol_24hr":14.390765190124512,"normalized_volume":10.527966499328613,"liquidity":1792.1843,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-25-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.135,0.13,0.125,0.21,0.21,0.11,0.115,0.065,0.125]},{"source":"polymarket","id":"6268102","event_id":"1262075","slug":"will-anthropic-ipo-on-november-19-2026","question":"Will Anthropic IPO on November 19, 2026?","group_item_title":"November 19","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.12,0.88],"probability":0.12,"spread":0.12,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-20T04:59:00Z","closed_time":null,"result":null,"volume":284.746593,"volume_24hr":284.746593,"prob_24h_change":-0.38,"volume_24h_change":284.746593,"normalized_vol_24hr":12.825343132019043,"normalized_volume":9.38273811340332,"liquidity":745.9958,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-19-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.105,0.15,0.12,0.11,0.115,0.105,0.21,0.085,0.12]},{"source":"polymarket","id":"6268109","event_id":"1262075","slug":"will-anthropic-not-ipo-by-november-30-2026","question":"Will Anthropic not IPO by November 30, 2026?","group_item_title":"No IPO by November 30, 2026","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.115,0.885],"probability":0.115,"spread":0.03,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-12-01T04:59:00Z","closed_time":null,"result":null,"volume":531.249176,"volume_24hr":531.2491759999999,"prob_24h_change":-0.385,"volume_24h_change":531.2491759999999,"normalized_vol_24hr":15.801827430725098,"normalized_volume":11.56026840209961,"liquidity":1756.5905,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-not-ipo-by-november-30-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.17,0.195,0.18,0.165,0.155,0.145,0.125,0.125,0.115]},{"source":"polymarket","id":"6268099","event_id":"1262075","slug":"will-anthropic-ipo-on-november-16-2026","question":"Will Anthropic IPO on November 16, 2026?","group_item_title":"November 16","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.1,0.9],"probability":0.1,"spread":0.02,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-17T04:59:00Z","closed_time":null,"result":null,"volume":252.5611,"volume_24hr":252.56109999999998,"prob_24h_change":-0.4,"volume_24h_change":252.56109999999998,"normalized_vol_24hr":12.289033889770508,"normalized_volume":8.990386009216309,"liquidity":2470.3378,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-16-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.155,0.11,0.12,0.145,0.12,0.125,0.12,0.115,0.1]},{"source":"polymarket","id":"6268108","event_id":"1262075","slug":"will-anthropic-ipo-on-november-30-2026","question":"Will Anthropic IPO on November 30, 2026?","group_item_title":"November 30","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.0975,0.9025],"probability":0.0975,"spread":0.191,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-12-01T04:59:00Z","closed_time":null,"result":null,"volume":170.2102,"volume_24hr":170.2102,"prob_24h_change":-0.40249999999999997,"volume_24h_change":170.2102,"normalized_vol_24hr":10.607239723205566,"normalized_volume":7.76002311706543,"liquidity":965.67785,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-30-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.11,0.11,0.11,0.085,0.075,0.07,0.0975]},{"source":"polymarket","id":"6268100","event_id":"1262075","slug":"will-anthropic-ipo-on-november-17-2026","question":"Will Anthropic IPO on November 17, 2026?","group_item_title":"November 17","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.08,0.92],"probability":0.08,"spread":0.1,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-18T04:59:00Z","closed_time":null,"result":null,"volume":137.58769999999998,"volume_24hr":137.5877,"prob_24h_change":-0.42,"volume_24h_change":137.5877,"normalized_vol_24hr":9.753180503845215,"normalized_volume":7.13521146774292,"liquidity":1752.2283,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-17-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.155,0.11,0.11,0.135,0.115,0.095,0.09,0.07,0.08]},{"source":"polymarket","id":"6268104","event_id":"1262075","slug":"will-anthropic-ipo-on-november-23-2026","question":"Will Anthropic IPO on November 23, 2026?","group_item_title":"November 23","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.07,0.93],"probability":0.07,"spread":0.08,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-24T04:59:00Z","closed_time":null,"result":null,"volume":279.769552,"volume_24hr":279.769552,"prob_24h_change":-0.43,"volume_24h_change":279.769552,"normalized_vol_24hr":12.745766639709473,"normalized_volume":9.324522018432617,"liquidity":655.9446,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-23-2026","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.135,0.2,0.22,0.11,0.1,0.16,0.095,0.065,0.065,0.07]},{"source":"polymarket","id":"6268105","event_id":"1262075","slug":"will-anthropic-ipo-on-november-24-2026","question":"Will Anthropic IPO on November 24, 2026?","group_item_title":"November 24","description":"This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO).\n\nAn IPO refers to the first public sale of shares by the listed company on a recognized stock exchange.\n\nIf no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to \"No IPO by November 30, 2026\".\n\nThe primary resolution source for this market will be the official listing page of the relevant exchange; 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however, a consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/anthropic-ipo-closing-market-cap-jdfele1g0krx.png","outcomes":["Yes","No"],"outcome_prices":[0.024,0.976],"probability":0.024,"spread":0.042,"active":true,"closed":false,"start_date":"2026-10-26T21:53:06Z","end_date":"2026-11-14T04:59:00Z","closed_time":null,"result":null,"volume":221.7,"volume_24hr":221.7,"prob_24h_change":-0.476,"volume_24h_change":221.7,"normalized_vol_24hr":11.719569206237793,"normalized_volume":8.57377815246582,"liquidity":1857.14474,"categories":["Finance"],"countries":[],"updated_at":"2026-10-27T06:03:37.489271Z","fetched_at":"2026-10-27T06:03:37.489271Z","added_at":"2026-10-26T21:55:25.838770Z","url":"https://polymarket.com/event/anthropic-ipo-date/will-anthropic-ipo-on-november-13-2026-or-earlier","event_title":"Anthropic IPO Date","chart_24h":[0.5,0.14,0.105,0.11,0.105,0.06,0.04,0.039,0.024]}]}