Tick-by-tick trades and order-book depth for every Kalshi “US airline fares CPI in [month]” contract — 163 trading days as downloadable day bundles, €1 per day.
Per-day trade and turnover statistics exist from July 2026 onward; older days are archived without them.
A series-day bundle contains every US airline fares CPI in [month] contract that traded on Kalshi on that UTC day — 14 contract files on the latest covered day. Each file carries the full raw feed: every trade print with price, size and side, plus Level-2 order-book updates, in the same zstd-compressed schema as our crypto venues. Event contracts quote 0..1; turnover is USD-normalized.
Coverage runs March 2026 – September 2026 — 163 trading days, 63.3 MB compressed in total. A day typically holds 13 contract files (up to 26 on the busiest day, 5.19 MB). Pick individual days in the shop calendar for €1 each; delivery is an instant per-file download or one archive for the whole day.
Files, size and — where our daily statistics exist — trades and USD turnover per UTC day. “—” means the day predates the statistics capture, not zero activity.
The 14 largest US airline fares CPI in [month] contract files recorded on 2026-09-02 with that day’s trades, USD turnover and last price per contract— every contract of the series is inside that day's bundle; single contracts can also be bought as individual day files.
| Contract | File | Trades | Turnover | Close | |
|---|---|---|---|---|---|
| KXAIRFARECPI-26SEP11-T318 | 17.0 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T316 | 12.4 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T314 | 9.39 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T322 | 9.33 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T326 | 6.72 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T312 | 5.48 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T320 | 4.74 KB |
Tick-by-tick trades and Level-2 order-book depth for every contract of the US airline fares CPI in [month] series on Kalshi (14 contract files on the latest day). One bundle = one UTC day of the whole series.
KXAIRFARECPI — every contract of the series carries this prefix in its ticker (followed by the event date and strike). Files in a day bundle are named by the full contract ticker, so a bundle holds every KXAIRFARECPI-* contract that traded that UTC day.
Coverage runs March 2026 – September 2026 — 163 trading days in total.
One zstd-compressed text file per contract per UTC day, in the same normalized schema as our crypto venues — see the market-data specification; free samples on the downloads page.
Yes — trades export as gzipped CSV or Parquet at no extra cost, with integer microsecond UTC timestamps that load straight into pandas, polars or DuckDB. Kalshi records full order-book depth without a separate BBO stream, so book data ships in the native tick file — the free reader script converts it locally. See the formats overview.
€1 per series-day bundle — every contract of the series for that day, with invoice on checkout. Buy it in the Data Shop.
| $25.5 |
| Buy day → |
| 2026-08-26 | 14 | 81.3 KB | 0 | $0 | Buy day → |
| 2026-08-25 | 14 | 64.1 KB | 4 | $98.61 | Buy day → |
| 2026-08-24 | 14 | 40.9 KB | 0 | $0 | Buy day → |
| 2026-08-23 | 14 | 319 KB | 0 | $0 | Buy day → |
| 2026-08-22 | 14 | 396 KB | 1 | $42 | Buy day → |
| 2026-08-21 | 14 | 214 KB | — | — | Buy day → |
| 2026-08-20 | 14 | 116 KB | 0 | $0 | Buy day → |
| 0 |
| $0 |
| — |
| buy file → |
| KXAIRFARECPI-26SEP11-T324 | 4.16 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T328 | 3.19 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T310 | 2.91 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T330 | 2.84 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T332 | 1.81 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T334 | 1.74 KB | 0 | $0 | — | buy file → |
| KXAIRFARECPI-26SEP11-T336 | 1.53 KB | 0 | $0 | — | buy file → |