Tick-by-tick trades and order-book depth for every Kalshi “TSA check-ins this week” contract — 193 trading days as downloadable day bundles, €1 per day.
Trades and USD turnover summed over every contract of the series across 30 captured days to 2026-09-12, from the recorded tick data — the per-day averages divide by the captured days. Buy share, quoted spread (in contract price cents, 0..1 = 100 ¢), best-bid/ask depth and Level-2 update counts are turnover-weighted over the same window.
A series-day bundle contains every TSA check-ins this week contract that traded on Kalshi on that UTC day — 21 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 — 193 trading days, 66.1 MB compressed in total. A day typically holds 24 contract files (up to 43 on the busiest day, 4.03 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, contracts traded, trades, USD turnover, buy share, quoted spread, top-of-book depth and order-book updates per UTC day, from the recorded tick data.
| UTC day | Files | Size | Traded | Trades | Turnover | Buy share | Avg spread | Top-1 depth | L2 updates | Notes | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-12 | 21 | 1.55 MB | 3 | 12 | $200.55 | 26 % | 2.72 ¢ | $82 | 38.7K | Buy day → | |
| 2026-09-11 | 21 | 978 KB | 6 | 45 | $2.9K | 92 % | 5.30 ¢ | $133.56 | 27.5K | Buy day → | |
| 2026-09-10 | 21 | 680 KB | 7 | 27 | $532.9 | 86 % | 7.46 ¢ | $77.92 | 23.3K | Buy day → | |
| 2026-09-09 | 21 | 498 KB | 3 | 21 | $554.08 | 97 % | 9.71 ¢ | $43.39 | 16.5K |
The ten contracts with the most USD turnover per UTC day — open, high, low, close, VWAP and the outcome implied by the last print; the six previous days fold out below.
The 3 most traded TSA check-ins this week contracts on 2026-09-12 — 2 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 12 trades, $200.55 USD turnover. The busiest contract was KXTSAW-26SEP13-A2.25 with $145.67 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXTSAW-26SEP13-A2.25 | 0.980 | 0.980 | 0.970 | 0.970 | 0.971 | Yes | 2 | $145.67 | 0 % | buy file → |
| KXTSAW-26SEP13-A2.35 | 0.650 | 0.870 | 0.650 | 0.870 | 0.843 | open | 9 | $52.89 | 95 % | buy file → |
| KXTSAW-26SEP13-A2.30 | 0.970 | 0.970 | 0.970 | 0.970 | 0.970 | Yes | 1 | $1.99 | 100 % | buy file → |
Prices quote 0..1 (probability of Yes). Open/high/low/close/VWAP are that UTC day’s trade prints per contract; the implied outcome reads the last print — ≥ 0.97 as Yes, ≤ 0.03 as No, anything between as still open — venues publish the official result. Buy share = taker-buy side of turnover.
On Kalshi, a TSA check-ins this week contract trades until its event settles, is listed roughly 5.0 h before it opens, and quotes in 1 ¢ price steps (0..1). Measured on the 3 contracts captured on 2026-09-12.
The busiest contract of a settled day, byte-identical to the files in the paid bundle — download the native tick file, a CSV/Parquet export, or replay its order book in the browser.
One-minute open/high/low/close, trades, USD turnover, quoted spread and top-of-book depth of the sample contract — the same 1-minute statistics every instrument’s analytics page offers.
KXTSAW-26SEP06-A2.25 traded in 10 of the day’s minutes (00:09–18:26 UTC): 14 trades, $1.4K turnover, opening at 0.730, ranging 0.700–0.920 and closing at 0.830.
| Minute (UTC) | Open | High | Low | Close | Trades | Turnover | Spread | Top-1 bid / ask |
|---|---|---|---|---|---|---|---|---|
| 00:09 | 0.730 | 0.720 | 0.720 | 0.720 | 2 | $7.2 | 5.70 ¢ | $46.2 / $102.38 |
| 12:01 | 0.720 | 0.740 | 0.720 | 0.740 | 2 | $194.6 | 17.9 ¢ | $16.75 / $196.25 |
| 12:52 | 0.740 | 0.890 | 0.860 | 0.890 | 3 |
Tick-by-tick trades and Level-2 order-book depth for every contract of the TSA check-ins this week series on Kalshi (21 contract files on the latest day). One bundle = one UTC day of the whole series.
KXTSAW — 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 KXTSAW-* contract that traded that UTC day.
Coverage runs March 2026 – September 2026 — 193 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.
On average 5 TSA check-ins this week contracts had at least one trade per UTC day over the last 30 captured days on Kalshi, with about 12.1K order-book level updates recorded per day. A day bundle contains every contract file of the series for that day.
| Buy day → |
| 2026-09-08 | 21 | 776 KB | 7 | 21 | $1.0K | 68 % | 31.0 ¢ | $86.96 | 30.0K | Buy day → |
| 2026-09-07 | 42 | 117 KB | 3 | 12 | $348.44 | 64 % | 5.28 ¢ | $196.69 | 2.5K | Buy day → |
| 2026-09-06 | 21 | 772 KB | 5 | 46 | $1.8K | 98 % | 16.1 ¢ | $38.34 | 24.0K | Buy day → |
| 2026-09-05 | 21 | 146 KB | 2 | 13 | $613.12 | 99 % | 4.66 ¢ | $28.45 | 3.4K | Buy day → |
| 2026-09-04 | 21 | 190 KB | 3 | 47 | $1.0K | 87 % | 4.15 ¢ | $95.05 | 4.5K | Buy day → |
| 2026-09-03 | 21 | 258 KB | 5 | 71 | $1.9K | 60 % | 4.92 ¢ | $70.15 | 6.9K | Buy day → |
| 2026-09-02 | 21 | 230 KB | 6 | 82 | $1.6K | 34 % | 3.37 ¢ | $62.79 | 5.7K | Buy day → |
| 2026-09-01 | 21 | 311 KB | 5 | 56 | $911.5 | 35 % | 5.79 ¢ | $92.97 | 9.8K | Buy day → |
| 2026-08-31 | 42 | 222 KB | 8 | 21 | $1.1K | 45 % | 11.7 ¢ | $165.28 | 5.0K | Buy day → |
| 2026-08-30 | 21 | 315 KB | 2 | 12 | $248.67 | 57 % | 4.49 ¢ | $48.37 | 7.6K | Buy day → |
| 2026-08-29 | 21 | 73.4 KB | 2 | 9 | $78.16 | 92 % | 2.85 ¢ | $23.58 | 1.2K | Buy day → |
| 2026-08-28 | 21 | 110 KB | 2 | 16 | $456.54 | 39 % | 2.85 ¢ | $35.08 | 1.8K | Buy day → |
| 2026-08-27 | 21 | 149 KB | 7 | 19 | $574.12 | 16 % | 27.4 ¢ | $315.14 | 2.0K | Buy day → |
| 2026-08-26 | 21 | 238 KB | 4 | 28 | $653.54 | 28 % | 4.68 ¢ | $211.1 | 6.6K | Buy day → |
| 2026-08-25 | 21 | 155 KB | 2 | 6 | $101.64 | 86 % | 5.29 ¢ | $58.82 | 3.2K | Buy day → |
| 2026-08-24 | 42 | 231 KB | 5 | 27 | $777.4 | 100 % | 2.80 ¢ | $301.54 | 5.6K | Buy day → |
| 2026-08-23 | 21 | 635 KB | 5 | 23 | $97.12 | 88 % | 2.49 ¢ | $15.24 | 18.4K | Buy day → |
| 2026-08-22 | 21 | 791 KB | 3 | 33 | $246.93 | 81 % | 2.04 ¢ | $25.38 | 28.1K | Buy day → |
| 2026-08-21 | 21 | 716 KB | 2 | 36 | $936.13 | 62 % | 4.13 ¢ | $76.48 | 25.3K | Buy day → |
| 2026-08-20 | 21 | 199 KB | 5 | 33 | $833.67 | 36 % | 4.87 ¢ | $92.83 | 4.2K | Buy day → |
| 2026-08-19 | 21 | 150 KB | 4 | 75 | $176.52 | 95 % | 1.08 ¢ | $183.62 | 2.8K | Buy day → |
| 2026-08-18 | 21 | 172 KB | 13 | 48 | $678.7 | 24 % | 2.58 ¢ | $129.36 | 4.7K | Buy day → |
| 2026-08-17 | 42 | 228 KB | 4 | 34 | $585.23 | 66 % | 5.84 ¢ | $67.96 | 5.6K | Buy day → |
| 2026-08-16 | 21 | 953 KB | 17 | 35 | $246 | 9 % | 3.04 ¢ | $26.72 | 30.6K | Buy day → |
| 2026-08-15 | 21 | 378 KB | 4 | 29 | $421.24 | 61 % | 1.94 ¢ | $111.03 | 10.8K | Buy day → |
| 2026-08-14 | 21 | 281 KB | 14 | 46 | $1.2K | 55 % | 2.54 ¢ | $90.74 | 6.7K | Buy day → |
Traded = contracts with at least one trade that day. Buy share = taker-buy side of USD turnover. Avg spread = quoted bid-ask spread in contract price cents (0..1 = 100 ¢), weighted by turnover across the day’s contracts. Top-1 depth = mean of the best bid and best ask notional in USD, weighted by turnover. L2 updates = order-book level updates recorded across all contracts of the day. Days captured before the extended statistics show —.
The 6 most traded TSA check-ins this week contracts on 2026-09-11 — 1 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 5 still open at the last print: 45 trades, $2.9K USD turnover. The busiest contract was KXTSAW-26SEP13-A2.30 with $2.0K turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXTSAW-26SEP13-A2.30 | 0.800 | 0.950 | 0.780 | 0.950 | 0.927 | open | 8 | $2.0K | 91 % | buy file → |
| KXTSAW-26SEP13-A2.35 | 0.140 | 0.670 | 0.140 | 0.600 | 0.444 | open | 26 | $430.13 | 93 % | buy file → |
| KXTSAW-26SEP13-A2.25 | 0.970 | 0.970 | 0.950 | 0.970 | 0.969 | Yes | 5 | $423.46 | 100 % | buy file → |
| KXTSAW-26SEP13-A2.40 | 0.440 | 0.440 | 0.060 | 0.350 | 0.226 | open | 4 | $3.26 | 98 % | buy file → |
| KXTSAW-26SEP13-A2.45 | 0.050 | 0.050 | 0.050 | 0.050 | 0.050 | open | 1 | $0.05 | 0 % | buy file → |
| KXTSAW-26SEP13-A2.50 | 0.040 | 0.040 | 0.040 | 0.040 | 0.040 | open | 1 | $0.04 | 0 % | buy file → |
The 7 most traded TSA check-ins this week contracts on 2026-09-10 — 3 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 4 still open at the last print: 27 trades, $532.9 USD turnover. The busiest contract was KXTSAW-26SEP13-A2.25 with $370.63 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXTSAW-26SEP13-A2.25 | 0.730 | 0.970 | 0.730 | 0.970 | 0.864 | Yes | 5 | $370.63 | 100 % | buy file → |
| KXTSAW-26SEP13-A2.35 | 0.050 | 0.350 | 0.050 | 0.140 | 0.081 | open | 12 | $122.01 | 51 % | buy file → |
| KXTSAW-26SEP13-A2.30 | 0.620 | 0.800 | 0.620 | 0.800 | 0.789 | open | 4 | $22.1 | 97 % | buy file → |
| KXTSAW-26SEP13-A2.40 | 0.070 | 0.440 | 0.060 | 0.440 | 0.285 | open | 3 | $8.18 | 9 % | buy file → |
| KXTSAW-26SEP13-A2.50 | 0.040 | 0.040 | 0.040 | 0.040 | 0.040 | open | 1 | $8 | 0 % | buy file → |
| KXTSAW-26SEP13-A1.85 | 0.990 | 0.990 | 0.990 | 0.990 | 0.990 | Yes | 1 | $0.99 | 100 % | buy file → |
| KXTSAW-26SEP13-A1.90 | 0.990 | 0.990 | 0.990 | 0.990 | 0.990 | Yes | 1 | $0.99 | 100 % | buy file → |
The 3 most traded TSA check-ins this week contracts on 2026-09-09 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 3 still open at the last print: 21 trades, $554.08 USD turnover. The busiest contract was KXTSAW-26SEP13-A2.25 with $287.84 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXTSAW-26SEP13-A2.25 | 0.570 | 0.800 | 0.540 | 0.730 | 0.670 | open | 8 | $287.84 | 97 % | buy file → |
| KXTSAW-26SEP13-A2.30 | 0.210 | 0.800 | 0.210 | 0.620 | 0.648 | open | 12 | $252.24 | 96 % | buy file → |
| KXTSAW-26SEP13-A2.40 | 0.070 | 0.070 | 0.070 | 0.070 | 0.070 | open | 1 | $14 | 100 % | buy file → |
The 7 most traded TSA check-ins this week contracts on 2026-09-08 — 3 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 4 still open at the last print: 21 trades, $1.0K USD turnover. The busiest contract was KXTSAW-26SEP13-A2.25 with $437.62 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXTSAW-26SEP13-A2.25 | 0.850 | 0.890 | 0.200 | 0.570 | 0.647 | open | 10 | $437.62 | 95 % | buy file → |
| KXTSAW-26SEP13-A2.30 | 0.640 | 0.640 | 0.160 | 0.210 | 0.468 | open | 5 | $338.09 | 11 % | buy file → |
| KXTSAW-26SEP13-A2.20 | 0.860 | 0.860 | 0.860 | 0.860 | 0.860 | open | 1 | $172 | 100 % | buy file → |
| KXTSAW-26SEP13-A2.35 | 0.050 | 0.050 | 0.050 | 0.050 | 0.050 | open | 1 | $50 | 100 % | buy file → |
| KXTSAW-26SEP13-A1.80 | 0.980 | 0.990 | 0.980 | 0.990 | 0.982 | Yes | 2 | $5.89 | 100 % | buy file → |
| KXTSAW-26SEP13-A1.95 | 0.980 | 0.980 | 0.980 | 0.980 | 0.980 | Yes | 1 | $4.9 | 100 % | buy file → |
| KXTSAW-26SEP13-A2.10 | 0.980 | 0.980 | 0.980 | 0.980 | 0.980 | Yes | 1 | $4.9 | 100 % | buy file → |
The 3 most traded TSA check-ins this week contracts on 2026-09-07 — 1 closed Yes (≥ 0.97), 1 closed No (≤ 0.03), 1 still open at the last print: 12 trades, $348.44 USD turnover. The busiest contract was KXTSAW-26SEP06-A2.30 with $182.74 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXTSAW-26SEP06-A2.30 | 0.440 | 0.450 | 0.390 | 0.450 | 0.422 | open | 6 | $182.74 | 98 % | buy file → |
| KXTSAW-26SEP06-A2.25 | 0.980 | 0.990 | 0.960 | 0.990 | 0.967 | Yes | 4 | $162.81 | 25 % | buy file → |
| KXTSAW-26SEP06-A2.35 | 0.040 | 0.040 | 0.010 | 0.010 | 0.023 | No | 2 | $2.89 | 86 % | buy file → |
The 5 most traded TSA check-ins this week contracts on 2026-09-06 — 1 closed Yes (≥ 0.97), 1 closed No (≤ 0.03), 3 still open at the last print: 46 trades, $1.8K USD turnover. The busiest contract was KXTSAW-26SEP06-A2.40 with $710 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXTSAW-26SEP06-A2.40 | 0.010 | 0.700 | 0.010 | 0.700 | 0.355 | open | 2 | $710 | 100 % | buy file → |
| KXTSAW-26SEP06-A2.45 | 0.010 | 0.500 | 0.010 | 0.020 | 0.227 | No | 5 | $636 | 99 % | buy file → |
| KXTSAW-26SEP06-A2.30 | 0.430 | 0.440 | 0.270 | 0.440 | 0.358 | open | 17 | $236.21 | 94 % | buy file → |
| KXTSAW-26SEP06-A2.25 | 0.940 | 0.980 | 0.940 | 0.980 | 0.980 | Yes | 1 | $178.36 | 100 % | buy file → |
| KXTSAW-26SEP06-A2.35 | 0.030 | 0.150 | 0.010 | 0.040 | 0.028 | open | 21 | $31.77 | 44 % | buy file → |
| $300.44 |
| 9.92 ¢ |
| $419.36 / $79.62 |
| 12:53 | 0.890 | 0.920 | 0.920 | 0.920 | 1 | $206.08 | 6.78 ¢ | $612.06 / $63.44 |
| 12:54 | 0.920 | 0.920 | 0.920 | 0.920 | 1 | $600.76 | 24.8 ¢ | $114.36 / $673.23 |
| 13:24 | 0.920 | 0.700 | 0.700 | 0.700 | 1 | $3.5 | 26.4 ¢ | $19.42 / $35.97 |
| 16:46 | 0.700 | 0.870 | 0.870 | 0.870 | 1 | $8.7 | 3.00 ¢ | $19.66 / $180 |
| 17:23 | 0.870 | 0.810 | 0.810 | 0.810 | 1 | $8.1 | 9.00 ¢ | $45.4 / $180 |
| 18:25 | 0.810 | 0.900 | 0.900 | 0.900 | 1 | $41.82 | 8.68 ¢ | $70.78 / $349.96 |
| 18:26 | 0.900 | 0.830 | 0.830 | 0.830 | 1 | $38.57 | 7.00 ¢ | $128.38 / $350.1 |
1-minute statistics computed from the recorded ticks; minutes without a trade are omitted. Spread in contract price cents; top-1 depth = resting notional at the best bid / best ask. Every minute of every day is in the free analytics; the raw ticks are in the sample file above.
Over the last 30 captured days, the turnover-weighted quoted bid-ask spread was 7.46 ¢ (contracts quote 0..1 = 100 ¢), the mean best-bid/best-ask notional was about $104.18 per side, 65 % of USD turnover was taker-buy. These figures are computed from the recorded Level-2 order books and trade prints — the same data in the day bundles.
KXTSAW-26SEP13-A2.25 — $145.67 USD turnover over 2 trades on Kalshi. The 3 most traded contracts of the series did 12 trades and $200.55 that UTC day. Open, high, low, close and VWAP per contract are listed on this page; the tick-level data is in the day bundle.