In June 2025, EverBlue invested in Kx software alongside TA Associates, Irenic, and Eighteen48 Capital.

Kx Systems is the developer of the highest performing timeseries database (low latency) on the market. The database is often referred to as kdb+ and uses a proprietary query language “Q”. Customers use kdb+ for mission critical use cases such as trade analytics, surveillance, model creation and back testing (i.e. testing trading strategies and investment models using historical data).