Schedule 13G ownership disclosure

CSG SYSTEMS INTERNATIONAL INC

Common Stock · CUSIP: 126349109

Event date: 2025-12-31

Filing-level shares
3,202,544
Percent of class
11.22%
  • The Vanguard Group

    Shares: 3,202,544 · Class: 11.22%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0000102909-26-000108
Form type
SCHEDULE 13G/A
Filer
CSG SYSTEMS INTERNATIONAL INC
CIK
CIK 1005757
Filed
Jan 30, 2026
Reporting period
Dec 31, 2025
Description
Schedule 13G beneficial ownership

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