---
title: "Where does OpenMarket's market data come from?"
description: 'OpenMarket records trades tick by tick, the finest granularity there is, and aggregates order flow and liquidity across 20+ venues. CME futures carry official CME Group data.'
category: data-symbols
kind: faq
keywords: [data source, data provider, tick by tick, raw data, accuracy, order book, exchanges, venues, cme]
updatedAt: '2026-10-20'
popularity: 6
---

# Where does OpenMarket's market data come from?

OpenMarket records market data tick by tick: every trade as it prints, the finest granularity there is. Its market data engine aggregates real-time order flow and liquidity across more than 20 venues.

CME futures carry official CME Group data, live with a real-time subscription and 10 minutes delayed without one: see [What do the CME data plans include?](/learn/faq/data-symbols/what-does-cme-data-include)

If a candle, a volume or a book level looks wrong to you, report it through **Reach out** with the symbol, the venue, the interval and the time, so the team can check it against the source.