Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-25-017321
Filing Date
2025-06-11
Accepted
2025-06-11 17:49:45
Documents
2
Period of Report
2025-06-10

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 3078
2 POWER OF ATTORNEY (PUBLIC): SONG CSG LIMITED POA doc1.txt EX-24 4358
  Complete submission text file 0001127602-25-017321.txt   8874
Mailing Address 169 INVERNESS DR W SUITE 300 ENGLEWOOD CO 80112
Business Address 169 INVERNESS DR W SUITE 300 ENGLEWOOD CO 80112 3037962850
CSG SYSTEMS INTERNATIONAL INC (Issuer) CIK: 0001005757 (see all company filings)

EIN.: 470783182 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 7374 Services-Computer Processing & Data Preparation
(CF Office: 06 Technology)

Mailing Address 333 UPLANDS DR HILLSBOROUGH CA 94010
Business Address
Song Haiyan (Reporting) CIK: 0001804708 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-27512 | Film No.: 251041078