NWSL Champion is an annual sports series on Kalshi, with markets like “Will North Carolina Courage win the NWSL Championship Game?”. The Kalshi Eye archive lists 16 of its markets and has 13 days of daily Parquet files from October 12, 2026 to October 24, 2026 (3 MB), with every order book change and trade.

Venue: Kalshi, series KXNWSL
Category: Sports, annual
Markets: 16 (0 settled, 16 open)
Files: 13 days, October 12, 2026 to October 24, 2026, 3 MB, 294,856 rows
Datasets: Order book (L2, incremental), Order book snapshots (top 10, 1 second), Top of book (every change), Top of book (1-minute bars), Trades

Open NWSL Champion in Markets to see every day and market, then export the days you need. Free sample files of each dataset are on the Kalshi data page.

Reading the files

Every KXNWSL trade on October 24, 2026, in DuckDB:

SELECT ts_recv, ticker, yes_price, size, taker_side
FROM 'kalshieye-data/trades/date=2026-10-24/series=KXNWSL/trades-KXNWSL-2026-10-24.parquet'
ORDER BY ts_recv;

To test a strategy on this series, see How to backtest Kalshi markets.

Related Kalshi series

Women's college volleyball champion (KXNCAAWV): 49 markets, 13 days of files
NASCAR Auto Parts Series Champion (KXNASCARAUTOPARTSSERIES): 40 markets, 13 days of files
Europa Leauge champion (KXUEL): 36 markets, 13 days of files
NASCAR Cup Series Champion (KXNASCARCUPSERIES): 35 markets, 13 days of files
NASCAR Truck Series Champion (KXNASCARTRUCKSERIES): 35 markets, 13 days of files
Pro Basketball Champion (KXNBA): 30 markets, 13 days of files

Figures through October 24, 2026. All Kalshi series with pages are listed on Kalshi series.