Tick-by-tick trades and order-book depth for every Kalshi “IndyCar Fastest Lap” contract — 22 trading days as downloadable day bundles, €1 per day.
Trades and USD turnover summed over every contract of the series across 19 captured days to 2026-09-07, 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 IndyCar Fastest Lap contract that traded on Kalshi on that UTC day — 25 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 August 2026 – September 2026 — 22 trading days, 9.75 MB compressed in total. A day typically holds 34 contract files (up to 50 on the busiest day, 5.45 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.
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 5 most traded IndyCar Fastest Lap contracts on 2026-09-06 — 1 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 4 still open at the last print: 11 trades, $74.03 USD turnover. The busiest contract was KXINDYCARFASTLAP-MONT26-RIVE with $58.74 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXINDYCARFASTLAP-MONT26-RIVE | 0.970 | 0.990 | 0.970 | 0.990 | 0.979 | Yes | 3 | $58.74 | 100 % | buy file → |
| KXINDYCARFASTLAP-MONT26-SCDI | 0.110 | 0.150 | 0.110 | 0.150 | 0.147 | open | 2 | $11.8 | 5 % | buy file → |
| KXINDYCARFASTLAP-MONT26-ALPA | 0.310 | 0.640 | 0.290 | 0.640 | 0.312 | open | 3 | $1.9 | 100 % | buy file → |
| KXINDYCARFASTLAP-MONT26-CHLU |
On Kalshi, a IndyCar Fastest Lap contract trades for about 4.2 days from open to close, is listed roughly 5 min before it opens, and quotes in 1 ¢ price steps (0..1). Measured on the 5 contracts captured on 2026-09-06.
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.
KXINDYCARFASTLAP-MONT26-RIVE traded in 1 of the day’s minutes (21:02–21:02 UTC): 3 trades, $58.74 turnover, opening at 0.970, ranging 0.970–0.990 and closing at 0.990.
| Minute (UTC) | Open | High | Low | Close | Trades | Turnover | Spread | Top-1 bid / ask |
|---|---|---|---|---|---|---|---|---|
| 21:02 | 0.970 | 0.990 | 0.970 | 0.990 | 3 | $58.74 | 5.00 ¢ | $0.99 / $32.01 |
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.
Tick-by-tick trades and Level-2 order-book depth for every contract of the IndyCar Fastest Lap series on Kalshi (25 contract files on the latest day). One bundle = one UTC day of the whole series.
KXINDYCARFASTLAP — 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 KXINDYCARFASTLAP-* contract that traded that UTC day.
Coverage runs August 2026 – September 2026 — 22 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 4 IndyCar Fastest Lap contracts had at least one trade per UTC day over the last 19 captured days on Kalshi, with about 4.2K order-book level updates recorded per day. A day bundle contains every contract file of the series for that day.
| 2026-09-03 | 25 | 154 KB | 0 | 0 | $0 | — | — | — | 2.6K | Buy day → |
| 2026-09-02 | 25 | 49.1 KB | 3 | 3 | $40.77 | 100 % | 15.9 ¢ | $20.92 | 782 | Buy day → |
| 2026-08-31 | 25 | 66.2 KB | 7 | 14 | $638.78 | 93 % | 50.9 ¢ | $338.17 | 415 | Buy day → |
| 2026-08-30 | 50 | 448 KB | 13 | 154 | $1.0K | 91 % | 26.5 ¢ | $25.49 | 12.0K | Buy day → |
| 2026-08-29 | 50 | 246 KB | 8 | 24 | $59.5 | 91 % | 7.54 ¢ | $11.57 | 4.2K | Buy day → |
| 2026-08-28 | 50 | 306 KB | 6 | 6 | $118 | 100 % | 4.92 ¢ | $16.64 | 4.1K | Buy day → |
| 2026-08-27 | 50 | 287 KB | 2 | 2 | $36 | 100 % | 3.07 ¢ | $32.37 | 2.2K | Buy day → |
| 2026-08-23 | 25 | 565 KB | 9 | 226 | $1.7K | 90 % | 12.9 ¢ | $30.47 | 16.3K | Buy day → |
| 2026-08-22 | 25 | 198 KB | 3 | 3 | $56.6 | 100 % | 3.59 ¢ | $31.5 | 4.2K | Buy day → |
| 2026-08-21 | 25 | 249 KB | 1 | 3 | $465 | 0 % | 7.02 ¢ | $87.34 | 5.8K | Buy day → |
| 2026-08-20 | 25 | 311 KB | 0 | 0 | $0 | — | — | — | 8.2K | Buy day → |
| 2026-08-19 | 25 | 189 KB | 3 | 4 | $245 | 31 % | 6.67 ¢ | $60.56 | 3.7K | Buy day → |
| 2026-08-18 | 25 | 115 KB | 0 | 0 | $0 | — | — | — | 1.9K | Buy day → |
| 2026-08-17 | 25 | 178 KB | 1 | 1 | $145 | 0 % | 5.35 ¢ | $90.19 | 3.6K | Buy day → |
| 2026-08-16 | 50 | 307 KB | 12 | 57 | $338.75 | 42 % | 11.9 ¢ | $50.23 | 6.1K | Buy day → |
| 2026-08-15 | 50 | 333 KB | 4 | 5 | $38.82 | 100 % | 4.63 ¢ | $10.46 | 6.3K | Buy day → |
| 2026-08-14 | 50 | 5.45 MB | 5 | 9 | $184.91 | 42 % | 13.0 ¢ | $31.31 | 229.4K | Buy day → |
| 2026-08-13 | 50 | 127 KB | 1 | 3 | $160 | 0 % | 72.3 ¢ | $51.93 | 1.6K | 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 —.
| 0.120 |
| 0.390 |
| 0.120 |
| 0.390 |
| 0.184 |
| open |
| 2 |
| $0.94 |
| 100 % |
| buy file → |
| KXINDYCARFASTLAP-MONT26-PAOW | 0.130 | 0.130 | 0.130 | 0.130 | 0.130 | open | 1 | $0.65 | 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.
The 3 most traded IndyCar Fastest Lap contracts on 2026-09-02 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 3 still open at the last print: 3 trades, $40.77 USD turnover. The busiest contract was KXINDYCARFASTLAP-MONT26-CHLU with $24 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXINDYCARFASTLAP-MONT26-CHLU | 0.120 | 0.120 | 0.120 | 0.120 | 0.120 | open | 1 | $24 | 100 % | buy file → |
| KXINDYCARFASTLAP-MONT26-DAMA | 0.060 | 0.060 | 0.060 | 0.060 | 0.060 | open | 1 | $12 | 100 % | buy file → |
| KXINDYCARFASTLAP-MONT26-ALPA | 0.310 | 0.310 | 0.310 | 0.310 | 0.310 | open | 1 | $4.77 | 100 % | buy file → |
The 7 most traded IndyCar Fastest Lap contracts on 2026-08-31 — 1 closed Yes (≥ 0.97), 6 closed No (≤ 0.03): 14 trades, $638.78 USD turnover. The busiest contract was KXINDYCARFASTLAP-MILW126-PAOW with $594 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXINDYCARFASTLAP-MILW126-PAOW | 0.990 | 0.990 | 0.990 | 0.990 | 0.990 | Yes | 1 | $594 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW126-ALPA | 0.020 | 0.020 | 0.010 | 0.010 | 0.010 | No | 3 | $8.08 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW126-DAMA | 0.020 | 0.020 | 0.010 | 0.010 | 0.010 | No | 2 | $8 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW126-KYKI | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 2 | $7.8 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW126-JONE | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 2 | $7.58 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW126-SCMC | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 2 | $6.66 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW126-WIPO | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 2 | $6.66 | 0 % | buy file → |
The 10 most traded IndyCar Fastest Lap contracts on 2026-08-30 — 2 closed Yes (≥ 0.97), 7 closed No (≤ 0.03), 1 still open at the last print: 145 trades, $1.0K USD turnover. The busiest contract was KXINDYCARFASTLAP-MILW126-PAOW with $593.22 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXINDYCARFASTLAP-MILW126-PAOW | 0.250 | 0.990 | 0.210 | 0.990 | 0.774 | Yes | 39 | $593.22 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-ALPA | 0.150 | 0.990 | 0.150 | 0.990 | 0.682 | Yes | 37 | $343.68 | 93 % | buy file → |
| KXINDYCARFASTLAP-MILW226-PAOW | 0.160 | 0.300 | 0.010 | 0.150 | 0.043 | open | 14 | $26.01 | 66 % | buy file → |
| KXINDYCARFASTLAP-MILW126-ALPA | 0.160 | 0.270 | 0.020 | 0.020 | 0.049 | No | 11 | $15.87 | 36 % | buy file → |
| KXINDYCARFASTLAP-MILW226-JONE | 0.190 | 0.190 | 0.010 | 0.010 | 0.013 | No | 5 | $12.97 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW226-WIPO | 0.180 | 0.180 | 0.010 | 0.010 | 0.024 | No | 8 | $12.43 | 38 % | buy file → |
| KXINDYCARFASTLAP-MILW126-JONE | 0.030 | 0.110 | 0.010 | 0.010 | 0.033 | No | 9 | $11.56 | 41 % | buy file → |
| KXINDYCARFASTLAP-MILW126-KYKI | 0.130 | 0.130 | 0.010 | 0.010 | 0.025 | No | 10 | $8.29 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW126-DAMA | 0.130 | 0.130 | 0.020 | 0.020 | 0.026 | No | 7 | $7.68 | 0 % | buy file → |
| KXINDYCARFASTLAP-MILW126-SCMC | 0.030 | 0.030 | 0.010 | 0.010 | 0.018 | No | 5 | $5.22 | 0 % | buy file → |
The 8 most traded IndyCar Fastest Lap contracts on 2026-08-29 — 0 closed Yes (≥ 0.97), 1 closed No (≤ 0.03), 7 still open at the last print: 24 trades, $59.5 USD turnover. The busiest contract was KXINDYCARFASTLAP-MILW126-JONE with $31.27 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXINDYCARFASTLAP-MILW126-JONE | 0.170 | 0.240 | 0.030 | 0.030 | 0.121 | No | 10 | $31.27 | 82 % | buy file → |
| KXINDYCARFASTLAP-MILW126-DAMA | 0.130 | 0.140 | 0.130 | 0.130 | 0.137 | open | 3 | $5.67 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-JONE | 0.180 | 0.190 | 0.180 | 0.190 | 0.188 | open | 2 | $4.51 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW126-ALPA | 0.150 | 0.160 | 0.150 | 0.160 | 0.158 | open | 2 | $4.43 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-ALPA | 0.140 | 0.150 | 0.140 | 0.150 | 0.148 | open | 2 | $4.4 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-DAMA | 0.110 | 0.120 | 0.110 | 0.120 | 0.119 | open | 2 | $4.27 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW126-KYKI | 0.120 | 0.130 | 0.120 | 0.130 | 0.128 | open | 2 | $3.77 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW126-PAOW | 0.250 | 0.250 | 0.250 | 0.250 | 0.250 | open | 1 | $1.18 | 100 % | buy file → |
The 6 most traded IndyCar Fastest Lap contracts on 2026-08-28 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 6 still open at the last print: 6 trades, $118 USD turnover. The busiest contract was KXINDYCARFASTLAP-MILW126-JONE with $26 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXINDYCARFASTLAP-MILW126-JONE | 0.130 | 0.130 | 0.130 | 0.130 | 0.130 | open | 1 | $26 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-JONE | 0.130 | 0.130 | 0.130 | 0.130 | 0.130 | open | 1 | $26 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-SCMC | 0.090 | 0.090 | 0.090 | 0.090 | 0.090 | open | 1 | $18 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW126-WIPO | 0.080 | 0.080 | 0.080 | 0.080 | 0.080 | open | 1 | $16 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-KYKI | 0.080 | 0.080 | 0.080 | 0.080 | 0.080 | open | 1 | $16 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-WIPO | 0.080 | 0.080 | 0.080 | 0.080 | 0.080 | open | 1 | $16 | 100 % | buy file → |
The 2 most traded IndyCar Fastest Lap contracts on 2026-08-27 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 2 still open at the last print: 2 trades, $36 USD turnover. The busiest contract was KXINDYCARFASTLAP-MILW126-SCMC with $18 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXINDYCARFASTLAP-MILW126-SCMC | 0.090 | 0.090 | 0.090 | 0.090 | 0.090 | open | 1 | $18 | 100 % | buy file → |
| KXINDYCARFASTLAP-MILW226-DAMA | 0.090 | 0.090 | 0.090 | 0.090 | 0.090 | open | 1 | $18 | 100 % | buy file → |
Over the last 19 captured days, the turnover-weighted quoted bid-ask spread was 19.0 ¢ (contracts quote 0..1 = 100 ¢), the mean best-bid/best-ask notional was about $77.92 per side, 74 % 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.
KXINDYCARFASTLAP-MONT26-RIVE — $58.74 USD turnover over 3 trades on Kalshi. The 5 most traded contracts of the series did 11 trades and $74.03 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.