CSG Systems (CSGS) awards EVP 8,468 time-based restricted shares

Rhea-AI Filing Summary

CSG Systems International Inc. reported an equity award to its EVP and General Counsel, Rasmani Bhattacharya. On January 20, 2026, Bhattacharya was granted 8,468 shares of common stock as time-based restricted stock at a price of $0 per share, reflecting a stock-based compensation grant rather than an open‑market purchase. After this award, Bhattacharya directly beneficially owns 68,162 shares of CSG Systems common stock. The restricted shares are scheduled to vest on March 10, 2027, meaning they become fully owned over time if the vesting conditions are met.

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^*

Bhattacharya Rasmani

(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)
	EVP, General Counsel

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		8,468(1)	A	$0	68,162	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 Rasmani Bhattacharya	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 Rasmani Bhattacharya?

The filing shows that Rasmani Bhattacharya, EVP and General Counsel of CSG Systems International Inc., received an award of 8,468 shares of common stock as time-based restricted stock on January 20, 2026.

How many CSGS shares were granted and at what price?

Bhattacharya was granted 8,468 shares of CSG Systems common stock at a price of $0 per share, indicating a stock-based compensation grant rather than a purchase in the market.

When do Rasmani Bhattacharya’s restricted CSGS shares vest?

The 8,468 shares are described as time-based restricted stock that are scheduled to vest on March 10, 2027.

How many CSGS shares does Rasmani Bhattacharya own after this grant?

Following the reported transaction, Bhattacharya beneficially owns 68,162 shares of CSG Systems common stock, held directly.

What is Rasmani Bhattacharya’s role at CSG Systems International (CSGS)?

According to the filing, Rasmani Bhattacharya serves as EVP, General Counsel of CSG Systems International Inc.

Is this CSGS Form 4 transaction a purchase or a compensation award?

The transaction is coded as A (acquired) at $0 per share and is described as time-based restricted stock, indicating it is an equity compensation award, not an open-market purchase.