NHL Overtime is a sports series on Kalshi, with markets like “Game goes to overtime”. The Kalshi Eye archive lists 184 of its markets and has 13 days of daily Parquet files from October 12, 2026 to October 24, 2026 (24 MB), with every order book change and trade.

Venue: Kalshi, series KXNHLOT
Category: Sports
Markets: 184 (177 settled, 7 open)
Files: 13 days, October 12, 2026 to October 24, 2026, 24 MB, 2,348,702 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 NHL Overtime 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 KXNHLOT 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=KXNHLOT/trades-KXNHLOT-2026-10-24.parquet'
ORDER BY ts_recv;

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

Related Kalshi series

NHL Goalscorer (KXNHLGOAL): 6,400 markets, 13 days of files
NHL First Goal (KXNHLFIRSTGOAL): 3,792 markets, 13 days of files
NHL Total Goals (KXNHLTOTAL): 1,233 markets, 13 days of files
NHL Spread (KXNHLSPREAD): 933 markets, 13 days of files
NHL 1st Period Total (KXNHL1PTOTAL): 584 markets, 13 days of files
NHL 3rd Period Winner (KXNHL3P): 392 markets, 13 days of files

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