NDD Glossary
ProcessIntermediate

Aggregation

The process of combining liquidity from multiple providers into a single stream to offer tighter spreads and deeper order books.

Last updated: February 1, 2026
1

Multiple liquidity sources (banks, ECNs, non-bank market makers) send streaming quotes.

2

An aggregation engine collects and normalizes all incoming price feeds.

3

The engine constructs a unified order book by combining the best available bids and offers.

4

Client orders are matched against this aggregated book for optimal pricing.

5

The engine continuously evaluates LP performance and adjusts routing weights.