---
title: "CSG reports Q4 non-GAAP operating income of USD 65.8 million, up 126%"
description: "CSG Systems International Inc. reported Q4 2025 financial results, with total revenue of USD 323.1 million and non-GAAP operating income of USD 65.8 million, a 126% increase. GAAP operating income was"
type: "news"
locale: "en"
url: "https://longbridge.com/en/news/274870123.md"
published_at: "2026-02-04T21:24:35.000Z"
---

# CSG reports Q4 non-GAAP operating income of USD 65.8 million, up 126%

> CSG Systems International Inc. reported Q4 2025 financial results, with total revenue of USD 323.1 million and non-GAAP operating income of USD 65.8 million, a 126% increase. GAAP operating income was USD 29.1 million, with a 9.0% margin. Diluted earnings per share for Q4 were USD 0.25. For FY 2025, revenue reached USD 1.22 billion, net income was USD 55.88 million, and diluted earnings per share stood at USD 1.98. The company emphasized the use of non-GAAP measures for internal analysis and management incentives.

CSG Systems International Inc. reported its financial results for the fourth quarter (Q4) and full year (FY) ended December 31, 2025. For Q4 2025, total revenue reached USD 323.1 million. GAAP operating income for the quarter was USD 29.1 million, representing an operating margin of 9.0%. On a non-GAAP basis, operating income was USD 65.8 million with a non-GAAP adjusted operating margin of 22.3%. Diluted earnings per share for Q4 2025 stood at USD 0.25. For the full year 2025, revenue totaled USD 1.22 billion. Net income for the year was USD 55.88 million, while diluted earnings per share was USD 1.98. The company highlighted the use of non-GAAP financial measures to provide additional insight into its financial performance, stating that these metrics are used for internal planning, reporting, analysis, forecasting, budgeting, and management compensation incentives. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. CSG Systems International Inc. published the original content used to generate this news brief via Business Wire (Ref. ID: 20260204202076) on February 04, 2026, and is solely responsible for the information contained therein. © Copyright 2026 - Public Technologies (PUBT)

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