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
Transactions value $
-$82,257
Form type
4
Filing time
19 Dec 2025, 20:05:10 UTC
Previous filing
14 Oct 2025

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 -$82.3K -1.07K -6.33% $77.02 15.8K 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.