Metrics · Finance · Monetization · Quarterly · $ · Updated 2026-07-21

What is Net New ARR?

Short answer: The total change in annual recurring revenue for a period, combining new, expansion, contraction, and churned ARR.

Definition

The total change in annual recurring revenue for a period, combining new, expansion, contraction, and churned ARR.

Formula

Gross New ARR + Expansion ARR - Contraction ARR - Churned ARR

How to measure

Sum all ARR gained from new customers and expansion, then subtract ARR lost to contraction and full churn within the same period.

Why track it

Net new ARR is the headline growth number most investors track quarter over quarter to judge overall business momentum.

Example

A company adds $900,000 gross new and $300,000 expansion ARR, while losing $200,000 to churn, for $1,000,000 net new ARR.

FAQ

What is Net New ARR?
The total change in annual recurring revenue for a period, combining new, expansion, contraction, and churned ARR.
How do you calculate Net New ARR?
Gross New ARR + Expansion ARR - Contraction ARR - Churned ARR
Why track Net New ARR?
Net new ARR is the headline growth number most investors track quarter over quarter to judge overall business momentum.
What is Net New ARR? Definition, formula, and growth use · Cofounderbase