2027 Men's College Basketball National Champion odds & historical data
2027 Men's College Basketball National Champion price history on Polymarket: 14 markets, order books, trades and on-chain fills, as daily Parquet files.
Example market: Will West Virginia win the 2027 NCAA Men's Basketball National Championship?
1.2 million rows14 markets24.3 MB4 datasets, full order book includedUpdated daily
Datasets
One file per dataset per UTC day. Data dictionary · Hourly coverage
| Dataset | What it holds | Plan | Sample |
|---|---|---|---|
| Polymarket order book polymarket_l2 | Every Polymarket CLOB snapshot and price-level change, for both outcome tokens of every market. 9 columns
| Full book | SampleParquet·CSV |
| Polymarket trades polymarket_trades | Every Polymarket CLOB trade: outcome price, size, taker side, fee, and transaction hash. 9 columns
| Research | SampleParquet·CSV |
| Polymarket on-chain fills polymarket_fills | Every OrderFilled log from the Polymarket exchange contracts on Polygon. 19 columns
| Research | SampleParquet·CSV |
| Polymarket markets polymarket_markets | Every Polymarket market with order book or trade data in the day: question, outcomes, tick size, and end time. 9 columns
| Explorer | SampleParquet·CSV |
Use it in code
# pip install "kalshieye[pandas]" from kalshieye import Client kx = Client() # reads KALSHIEYE_API_KEY df = kx.load("polymarket_l2", "2026-11-08", "2026-11-08", series="pm:2027-mens-college-basketball-national-champion")