# Kalshi Pro Basketball Christmas Day Opponent 

> Canonical HTML (full statistics, contract grids, FAQ): https://cryptostruct.com/prediction-markets/kalshi-kxnbaxmasopponent · This document: https://cryptostruct.com/prediction-markets/kalshi-kxnbaxmasopponent.md · Buy: https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent

Every Kalshi “Pro Basketball Christmas Day Opponent” contract of the day — every trade print and the complete Level-2 book, captured co-located with nanosecond venue and receive timestamps. 15 trading days as day bundles, €1 per day, bought as a guest with instant download.

## Facts

- Venue: Kalshi (`kalshi`) · Category: Sports · Interval: event · Venue ticker: `KXNBAXMASOPPONENT`
- Bundle id (MCP/HTTP `instrument_id` with `kind: "series_day"`): `9000000553` · Series key: `kalshi-kxnbaxmasopponent`
- Price: **€1.00 per bundle day** (every contract file of the series on that UTC day; tax-inclusive)
- Coverage: 15 days from 2026-07-28 to 2026-08-11 · 18 MB compressed in total · typically 150 files per day (up to 150)

## How to buy

- Web: https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent — pre-filled days: `https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=<from>..2026-08-11`
- MCP (https://cryptostruct.com/mcp): `get_bundle_coverage {series_key: "kalshi-kxnbaxmasopponent"}` → `create_checkout` with `{instrument_id: 9000000553, date: "<YYYY-MM-DD>", kind: "series_day"}`
- HTTP: `POST https://cryptostruct.com/api/quote` with the same items → guest checkout (https://cryptostruct.com/docs/api.md)
- Delivery: one ZIP per day (`&kind=series_day&zip=1` on the order download route), one resumable tar for multi-day ranges — contract in https://cryptostruct.com/llms.txt

## Last 15 recorded days

| UTC day | Files | Size (zstd) | Trades | Turnover (USD) | Buy |
| --- | --- | --- | --- | --- | --- |
| 2026-08-11 | 150 | 6 MB | 165 | $5,058 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-11 |
| 2026-08-10 | 150 | 2 MB | 123 | $2,459 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-10 |
| 2026-08-09 | 150 | 1 MB | 3 | $25 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-09 |
| 2026-08-08 | 150 | 1 MB | 3 | $33 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-08 |
| 2026-08-07 | 150 | 1 MB | 10 | $134 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-07 |
| 2026-08-06 | 150 | 1 MB | 6 | $115 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-06 |
| 2026-08-05 | 150 | 1 MB | 4 | $48 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-05 |
| 2026-08-04 | 150 | 1 MB | 0 | $0 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-04 |
| 2026-08-03 | 150 | 1 MB | 5 | $38 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-03 |
| 2026-08-02 | 150 | 1 MB | 1 | $0 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-02 |
| 2026-08-01 | 150 | 1 MB | 3 | $20 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-08-01 |
| 2026-07-31 | 150 | 1 MB | 4 | $110 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-07-31 |
| 2026-07-30 | 150 | 1 MB | 8 | $263 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-07-30 |
| 2026-07-29 | 150 | 1 MB | 15 | $233 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-07-29 |
| 2026-07-28 | 150 | 0 MB | 9 | $74 | https://cryptostruct.com/shop/bundles?bundle=kalshi-kxnbaxmasopponent&d=2026-07-28 |

Trades and turnover are our own counts from the recorded feed; "—" = not yet computed. ⚠ marks a partial day — contract windows or files that were never recorded; such days are sold as-is.

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