Lori Szwanek - 18 Dec 2025 Form 4 Insider Report for CSG SYSTEMS INTERNATIONAL INC (CSGS)

Signature
/s/ Angela Lantzy, attorney-in-fact for Lori Szwanek
Issuer symbol
CSGS
Transactions as of
18 Dec 2025
Net transactions value
-$82,257
Form type
4
Filing time
19 Dec 2025, 20:05:10 UTC
Previous filing
14 Oct 2025
Next filing
22 Jan 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Szwanek Lori SVP, Chief Accounting Officer 169 INVERNESS DR. W, SUITE 300, ENGLEWOOD /s/ Angela Lantzy, attorney-in-fact for Lori Szwanek 19 Dec 2025 0001993143

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CSGS Common Stock Tax liability $82,257 -1,068 -6.3% $77.02 15,791 19 Dec 2025 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares withheld by the Issuer to cover tax withholding obligations upon vesting of a restricted stock award and/or a performance-based restricted stock award.