# EDGAR Filing Document

**Accession Number:** 0001005757
**File Stem:** 9999999995-26-001677
**Filing Date:** 2026-5
**Character Count:** 1370
**Document Hash:** e0d933e1d4331ef3fc7ec24c092361eb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-001677.hdr.sgml**: 20260519

**ACCESSION NUMBER**: 9999999995-26-001677

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260518

**DATE AS OF CHANGE**: 20260519

**EFFECTIVENESS DATE**: 20260518

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CSG SYSTEMS INTERNATIONAL INC
- **CENTRAL INDEX KEY:** 0001005757
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 470783182
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-117427
- **FILM NUMBER:** 26995729

**BUSINESS ADDRESS:**
- **STREET 1:** 169 INVERNESS DR W
- **STREET 2:** SUITE 300
- **CITY:** ENGLEWOOD
- **STATE:** CO
- **ZIP:** 80112
- **BUSINESS PHONE:** 3037962850

**MAIL ADDRESS:**
- **STREET 1:** 169 INVERNESS DR W
- **STREET 2:** SUITE 300
- **CITY:** ENGLEWOOD
- **STATE:** CO
- **ZIP:** 80112

### UNITED STATES
### SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## Notice of Effectiveness

**Date:** May 18, 2026

**Accession Number:** 0001193125-26-224342

**Form Type:** POS AM

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**CIK:** 0001005757

**Company Name:** CSG SYSTEMS INTERNATIONAL INC

**File Number:** 333-117427