Tick-by-tick trades and order-book depth for every Kalshi “Big 12 Champion” contract — 188 trading days as downloadable day bundles, €1 per day.
Trades and USD turnover summed over every contract of the series across 28 captured days to 2026-09-07, from the recorded tick data — the per-day averages divide by the captured days.
A series-day bundle contains every Big 12 Champion contract that traded on Kalshi on that UTC day — 16 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 — 188 trading days, 47.2 MB compressed in total. A day typically holds 16 contract files (up to 16 on the busiest day, 1.53 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 trades / USD turnover per UTC day, from the recorded tick data.
The 16 largest Big 12 Champion contract files recorded on 2026-09-07 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 | |
|---|---|---|---|---|---|
| KXNCAAFB12-26-BYU | 587 KB | 35 | $1.0K | 0.140 | buy file → |
| KXNCAAFB12-26-ARIZ | 455 KB | 13 | $227.85 | 0.020 | buy file → |
| KXNCAAFB12-26-UTAH | 256 KB | 19 | $249.36 | 0.110 | buy file → |
| KXNCAAFB12-26-TTU | 99.4 KB | 10 | $65.5 | 0.520 | buy file → |
| KXNCAAFB12-26-HOU | 34.0 KB | 3 | $6.86 | 0.050 | buy file → |
| KXNCAAFB12-26-ASU | 29.0 KB | 3 | $56.24 | 0.040 | buy file → |
| KXNCAAFB12-26-TCU | 18.3 KB | 2 |
Tick-by-tick trades and Level-2 order-book depth for every contract of the Big 12 Champion series on Kalshi (16 contract files on the latest day). One bundle = one UTC day of the whole series.
KXNCAAFB12 — 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 KXNCAAFB12-* contract that traded that UTC day.
Coverage runs March 2026 – September 2026 — 188 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.
| Buy day → |
| 2026-08-31 | 16 | 457 KB | 48 | $1.0K | Buy day → |
| 2026-08-30 | 16 | 813 KB | 110 | $5.8K | Buy day → |
| 2026-08-29 | 16 | 170 KB | 106 | $3.1K | Buy day → |
| 2026-08-28 | 16 | 190 KB | 75 | $2.3K | Buy day → |
| 2026-08-27 | 16 | 503 KB | 40 | $2.3K | Buy day → |
| 2026-08-26 | 16 | 174 KB | 88 | $4.8K | Buy day → |
| 2026-08-25 | 16 | 175 KB | 64 | $11.3K | Buy day → |
| $0.72 |
| 0.020 |
| buy file → |
| KXNCAAFB12-26-BAY | 16.5 KB | 6 | $72.59 | 0.020 | buy file → |
| KXNCAAFB12-26-KSU | 13.6 KB | 5 | $36.88 | 0.050 | buy file → |
| KXNCAAFB12-26-COLO | 12.4 KB | 13 | $132.9 | 0.020 | buy file → |
| KXNCAAFB12-26-UCF | 10.7 KB | 2 | $15.03 | 0.020 | buy file → |
| KXNCAAFB12-26-CIN | 10.5 KB | 0 | $0 | — | buy file → |
| KXNCAAFB12-26-OKST | 10.1 KB | 4 | $38.14 | 0.010 | buy file → |
| KXNCAAFB12-26-WVU | 6.97 KB | 0 | $0 | 0.010 | buy file → |
| KXNCAAFB12-26-KU | 4.30 KB | 0 | $0 | 0.010 | buy file → |
| KXNCAAFB12-26-ISU | 4.17 KB | 0 | $0 | 0.010 | buy file → |