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Kalshi Eye

Anthropic IPO by __?: Polymarket historical data

Anthropic IPO by __? is a companies series on Polymarket, with markets like “Will Anthropic IPO by December 31, 2026?”. The Kalshi Eye archive lists 12 of its markets and has 12 days of daily Parquet files from October 15, 2026 to October 26, 2026 (134 MB), with order books, trades and on-chain fills.

Open Anthropic IPO by __? in Markets to see every day and market, then export the days you need. Free sample files of each dataset are on the Polymarket data page.

Reading the files

Polymarket files are split by market, so a series spans several files a day. Pick the days in Markets or Downloads, or list them with the files API. How each file reads is on the Polymarket page.

Related Polymarket series

Figures through October 26, 2026. All Polymarket series with pages are listed on Polymarket series.