Fast food credit card spend array is a monthly financials series on Kalshi, with markets like “Will Fast food credit card spend array index for October 2026 be above 108?”. The Kalshi Eye archive lists 18 of its markets and has 10 days of daily Parquet files from October 15, 2026 to October 24, 2026 (6 MB), with every order book change and trade.

Venue: Kalshi, series KXFASTARRAY
Category: Financials, monthly
Markets: 18 (0 settled, 18 open)
Files: 10 days, October 15, 2026 to October 24, 2026, 6 MB, 531,125 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 Fast food credit card spend array 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 KXFASTARRAY 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=KXFASTARRAY/trades-KXFASTARRAY-2026-10-24.parquet'
ORDER BY ts_recv;

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

Related Kalshi series

Big box credit card spend array (KXBIGBOXARRAY): 11 markets, 10 days of files
Starbucks Credit Card Spend (KXSBUXCC): 41 markets, 13 days of files
Home Depot Credit Card Spend (KXHDCC): 35 markets, 13 days of files
Urban Outfitters Credit Card Spend (KXURBNCC): 33 markets, 12 days of files
Abercrombie & Fitch Credit Card Spend (KXANFCC): 33 markets, 13 days of files
Dollar General Credit Card Spend (KXDGCC): 30 markets, 13 days of files

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