CSG Systems (CSGS) SVP and Chief Accounting Officer granted 1,942 restricted shares

Rhea-AI Filing Summary

CSG Systems International executive receives restricted stock grant. SVP and Chief Accounting Officer Lori Szwanek was awarded 1,942 shares of CSG Systems International common stock on January 20, 2026, at a price of $0 per share as an equity compensation grant. These shares are time-based restricted stock scheduled to vest on March 10, 2027. Following this award, Szwanek beneficially owns a total of 17,733.4546 shares of CSG common stock, held directly.

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Szwanek Lori

(Last) (First) (Middle)

169 INVERNESS DR. W

SUITE 300

(Street)

ENGLEWOOD CO 80112

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CSG SYSTEMS INTERNATIONAL INC [ CSGS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/20/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/20/2026		A		1,942(1)	A	$0	17,733.4546	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares of time-based restricted stock which vest on March 10, 2027.

	/s/ Angela Lantzy, attorney-in-fact for Lori Szwanek	01/22/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did CSGS report for Lori Szwanek?

On January 20, 2026, CSG Systems International SVP and Chief Accounting Officer Lori Szwanek was granted 1,942 shares of common stock as a time-based restricted stock award at $0 per share.

What type of shares did Lori Szwanek receive from CSGS?

Lori Szwanek received time-based restricted stock in CSG Systems International, totaling 1,942 common shares.

When do Lori Szwanek’s restricted CSGS shares vest?

The 1,942 restricted shares granted to Lori Szwanek are scheduled to vest on March 10, 2027.

How many CSGS shares does Lori Szwanek own after this transaction?

After the January 20, 2026 grant, Lori Szwanek beneficially owns 17,733.4546 CSG Systems International common shares, held directly.

What is Lori Szwanek’s role at CSG Systems International (CSGS)?

Lori Szwanek is an officer of CSG Systems International, serving as SVP, Chief Accounting Officer.

Did Lori Szwanek pay for the CSGS shares received in this Form 4?

No cash was paid for the grant; the 1,942 restricted shares were reported with a price of $0 per share as part of equity compensation.