Tick-by-tick trades and order-book depth for every Kalshi “When will Stripe Announce IPO?” contract — 190 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 2026-09-09, 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 When will Stripe Announce IPO? contract that traded on Kalshi on that UTC day — 9 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 — 190 trading days, 17.1 MB compressed in total. A day typically holds 12 contract files (up to 15 on the busiest day, 310 KB). 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 2 most traded When will Stripe Announce IPO? contracts on 2026-09-09 — 0 closed Yes (≥ 0.97), 1 closed No (≤ 0.03), 1 still open at the last print: 3 trades, $40.62 USD turnover. The busiest contract was KXSTRIPEIPO-27MAY01 with $40.18 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXSTRIPEIPO-27MAY01 | 0.080 | 0.080 | 0.030 | 0.030 | 0.079 | No | 2 | $40.18 | 0 % | buy file → |
| KXSTRIPEIPO-27JUN01 | 0.110 | 0.110 | 0.110 | 0.110 | 0.110 | open | 1 | $0.44 | 0 % | 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 1 most traded When will Stripe Announce IPO? contracts on 2026-09-08 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 2 trades, $4.32 USD turnover. The busiest contract was KXSTRIPEIPO-27JAN01 with $4.32 turnover.
On Kalshi, a When will Stripe Announce IPO? contract trades until its event settles, is listed roughly 195 days before it opens, and quotes in 1 ¢ price steps (0..1). Measured on the 2 contracts captured on 2026-09-09.
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.
KXSTRIPEIPO-27FEB01 traded in 1 of the day’s minutes (01:01–01:01 UTC): 1 trades, $2.5 turnover, opening at 0.050, ranging 0.050–0.050 and closing at 0.050.
| Minute (UTC) | Open | High | Low | Close | Trades | Turnover | Spread | Top-1 bid / ask |
|---|---|---|---|---|---|---|---|---|
| 01:01 | 0.050 | 0.050 | 0.050 | 0.050 | 1 | $2.5 | 6.00 ¢ | $24.7 / $9.37 |
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 When will Stripe Announce IPO? series on Kalshi (9 contract files on the latest day). One bundle = one UTC day of the whole series.
KXSTRIPEIPO — 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 KXSTRIPEIPO-* contract that traded that UTC day.
Coverage runs March 2026 – September 2026 — 190 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.
| 2026-09-05 | 9 | 41.1 KB | 0 | 0 | $0 | — | — | — | 886 | Buy day → |
| 2026-09-04 | 9 | 27.3 KB | 1 | 1 | $4.29 | 0 % | 6.46 ¢ | $71.52 | 388 | Buy day → |
| 2026-09-03 | 9 | 52.5 KB | 0 | 0 | $0 | — | — | — | 918 | Buy day → |
| 2026-09-02 | 9 | 64.1 KB | 1 | 1 | $0.35 | 0 % | 8.00 ¢ | $65.19 | 1.5K | Buy day → |
| 2026-09-01 | 10 | 122 KB | 0 | 0 | $0 | — | — | — | 3.8K | Buy day → |
| 2026-08-31 | 10 | 64.0 KB | 1 | 1 | $2.5 | 0 % | 5.10 ¢ | $15.09 | 1.1K | Buy day → |
| 2026-08-30 | 10 | 41.4 KB | 0 | 0 | $0 | — | — | — | 613 | Buy day → |
| 2026-08-29 | 10 | 36.5 KB | 0 | 0 | $0 | — | — | — | 498 | Buy day → |
| 2026-08-28 | 10 | 51.5 KB | 0 | 0 | $0 | — | — | — | 655 | Buy day → |
| 2026-08-27 | 10 | 72.7 KB | 0 | 0 | $0 | — | — | — | 652 | Buy day → |
| 2026-08-26 | 10 | 45.2 KB | 0 | 0 | $0 | — | — | — | 601 | Buy day → |
| 2026-08-25 | 10 | 40.4 KB | 0 | 0 | $0 | — | — | — | 581 | Buy day → |
| 2026-08-24 | 10 | 42.2 KB | 1 | 1 | $1 | 0 % | 1.00 ¢ | $1.13 | 673 | Buy day → |
| 2026-08-23 | 10 | 45.2 KB | 0 | 0 | $0 | — | — | — | 674 | Buy day → |
| 2026-08-22 | 10 | 38.5 KB | 2 | 3 | $6.92 | 100 % | 4.96 ¢ | $7.84 | 538 | Buy day → |
| 2026-08-21 | 10 | 54.0 KB | 0 | 0 | $0 | — | — | — | 896 | Buy day → |
| 2026-08-20 | 10 | 56.1 KB | 0 | 0 | $0 | — | — | — | 877 | Buy day → |
| 2026-08-19 | 10 | 72.7 KB | 1 | 1 | $1.79 | 0 % | 2.69 ¢ | $4.39 | 1.3K | Buy day → |
| 2026-08-18 | 10 | 44.4 KB | 0 | 0 | $0 | — | — | — | 723 | Buy day → |
| 2026-08-17 | 10 | 56.0 KB | 0 | 0 | $0 | — | — | — | 975 | Buy day → |
| 2026-08-16 | 10 | 49.7 KB | 0 | 0 | $0 | — | — | — | 786 | Buy day → |
| 2026-08-15 | 10 | 43.4 KB | 0 | 0 | $0 | — | — | — | 650 | Buy day → |
| 2026-08-14 | 10 | 115 KB | 0 | 0 | $0 | — | — | — | 2.6K | Buy day → |
| 2026-08-13 | 10 | 70.4 KB | 1 | 2 | $2.55 | 100 % | 8.58 ¢ | $58.14 | 1.3K | Buy day → |
| 2026-08-12 | 10 | 95.7 KB | 0 | 0 | $0 | — | — | — | 2.2K | Buy day → |
| 2026-08-11 | 10 | 69.1 KB | 0 | 0 | $0 | — | — | — | 1.4K | 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 —.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXSTRIPEIPO-27JAN01 | 0.110 | 0.120 | 0.110 | 0.120 | 0.111 | open | 2 | $4.32 | 100 % | buy file → |
The 1 most traded When will Stripe Announce IPO? contracts on 2026-09-04 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 1 trades, $4.29 USD turnover. The busiest contract was KXSTRIPEIPO-27JUN01 with $4.29 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXSTRIPEIPO-27JUN01 | 0.110 | 0.110 | 0.110 | 0.110 | 0.110 | open | 1 | $4.29 | 0 % | buy file → |
The 1 most traded When will Stripe Announce IPO? contracts on 2026-09-02 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 1 trades, $0.35 USD turnover. The busiest contract was KXSTRIPEIPO-27APR01 with $0.35 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXSTRIPEIPO-27APR01 | 0.070 | 0.070 | 0.070 | 0.070 | 0.070 | open | 1 | $0.35 | 0 % | buy file → |
The 1 most traded When will Stripe Announce IPO? contracts on 2026-08-31 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 1 trades, $2.5 USD turnover. The busiest contract was KXSTRIPEIPO-27FEB01 with $2.5 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXSTRIPEIPO-27FEB01 | 0.050 | 0.050 | 0.050 | 0.050 | 0.050 | open | 1 | $2.5 | 0 % | buy file → |
The 1 most traded When will Stripe Announce IPO? contracts on 2026-08-24 — 0 closed Yes (≥ 0.97), 1 closed No (≤ 0.03): 1 trades, $1 USD turnover. The busiest contract was KXSTRIPEIPO-26OCT01 with $1 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXSTRIPEIPO-26OCT01 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 1 | $1 | 0 % | buy file → |
The 2 most traded When will Stripe Announce IPO? contracts on 2026-08-22 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 2 still open at the last print: 3 trades, $6.92 USD turnover. The busiest contract was KXSTRIPEIPO-27JAN01 with $6.73 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXSTRIPEIPO-27JAN01 | 0.100 | 0.110 | 0.100 | 0.110 | 0.106 | open | 2 | $6.73 | 100 % | buy file → |
| KXSTRIPEIPO-27JUN01 | 0.190 | 0.190 | 0.190 | 0.190 | 0.190 | open | 1 | $0.19 | 100 % | buy file → |
On average 0 When will Stripe Announce IPO? contracts had at least one trade per UTC day over the last 30 captured days on Kalshi, with about 1.0K order-book level updates recorded per day. A day bundle contains every contract file of the series for that day.
Over the last 30 captured days, the turnover-weighted quoted bid-ask spread was 6.15 ¢ (contracts quote 0..1 = 100 ¢), the mean best-bid/best-ask notional was about $34.11 per side, 21 % 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.
KXSTRIPEIPO-27MAY01 — $40.18 USD turnover over 2 trades on Kalshi. The 2 most traded contracts of the series did 3 trades and $40.62 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.