Stock awards and share sales by Cass Information Systems (CASS) chair

Rhea-AI Filing Summary

Cass Information Systems Executive Chairman Eric H. Brunngraber reported multiple common stock transactions on January 26, 2026. He disposed of 3,727 shares at $44.25 per share, then acquired 8,214 shares at $0 upon satisfaction of performance conditions, and later disposed of another 3,876 shares at $44.25.

After these transactions, Brunngraber directly beneficially owned 170,062 Cass common shares, including restricted stock bonus shares that remain subject to vesting and potential forfeiture.

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^*

BRUNNGRABER ERIC H

(Last) (First) (Middle)

12444 POWERSCOURT DRIVE

SUITE 550

(Street)

ST. LOUIS MO 63131

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CASS INFORMATION SYSTEMS INC [ CASS ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Chairman

3. Date of Earliest Transaction (Month/Day/Year)
01/26/2026

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	01/26/2026		F		3,727	D	$44.25	165,724(1)	D
Common Stock	01/26/2026		A		8,214(2)	A	$0	173,938(1)	D
Common Stock	01/26/2026		F		3,876	D	$44.25	170,062(1)	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. Includes restricted stock bonus shares, subject to vesting and forfeiture.

2. The shares were acquired upon the satisfaction of applicable performance conditions.

Remarks:

	/s/ Eric H Brunngraber	01/28/2026
	** 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.
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FAQ

What insider transactions did CASS Executive Chairman Eric H. Brunngraber report?

Eric H. Brunngraber reported three common stock transactions on January 26, 2026. He disposed of 3,727 shares, acquired 8,214 shares through performance-based vesting, and disposed of 3,876 shares, all reported at a reference price of $44.25 for the dispositions.

How many Cass Information Systems (CASS) shares does Eric H. Brunngraber now own?

Following the reported transactions, Eric H. Brunngraber directly beneficially owned 170,062 shares of Cass Information Systems common stock. This total includes restricted stock bonus shares that are still subject to vesting conditions and possible forfeiture based on the plan terms.

What does the 8,214-share acquisition in the CASS Form 4 represent?

The 8,214-share acquisition reflects common shares granted at $0 when performance conditions were satisfied. These were awarded under the company’s equity arrangements, and the filing notes they were received upon meeting applicable performance criteria rather than purchased in the open market.

At what price were the CASS shares disposed of by Eric H. Brunngraber?

The reported dispositions of 3,727 and 3,876 Cass common shares used a price of $44.25 per share. This price is disclosed as the transaction price in the Form 4 and applies to both non-derivative stock disposition entries on January 26, 2026.

Are the CASS shares held by Eric H. Brunngraber subject to vesting conditions?

Yes. The filing states his beneficial ownership total includes restricted stock bonus shares. These restricted shares remain subject to vesting and forfeiture, meaning he may lose them if specific service or performance conditions are not met under the applicable award terms.

What role does Eric H. Brunngraber hold at Cass Information Systems (CASS)?

Eric H. Brunngraber is identified as both a director and an officer of Cass Information Systems. His officer title is Executive Chairman, which positions him in a senior leadership and board oversight role within the company’s governance structure.