Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
BRUNNGRABER ERIC H
  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)
CEO
(Last)
(First)
(Middle)
13001 HOLLENBERG DRIVE
3. Date of Earliest Transaction (Month/Day/Year)
01/31/2012
(Street)

BRIDGETON, MO 63044
4. If Amendment, Date 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
(City)
(State)
(Zip)
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 01/31/2012   M   5,967 A $ 18.79 71,890 (3) D  
Common Stock 01/31/2012   F   2,790 D $ 40.18 69,100 (3) D  
Common Stock 02/01/2012   S   5,000 D $ 39.8344 (4) 64,100 (3) D  

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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 Underlying Securities
(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 of Derivative Security: 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
Employee Stock Option (right to buy) $ 18.79 01/31/2012   M     5,967 01/02/2012(1) 01/02/2013 Common Stock 5,967 $ 0 0 D  
Stock Appreciation Rights $ 25.83             01/23/2009(2) 01/21/2018 Common Stock 18,612   18,612 D  
Stock Appreciation Rights $ 23.43             01/21/2010(2) 01/19/2019 Common Stock 30,195   30,195 D  
Stock Appreciation Rights $ 27.42             01/27/2011(2) 01/25/2020 Common Stock 5,910   5,910 D  
Stock Appreciation Rights $ 32.95             01/26/2012(2) 01/24/2021 Common Stock 18,241   18,241 D  
Stock Appreciation Rights $ 36.92             01/25/2013 01/23/2022 Common Stock 19,018   19,018 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BRUNNGRABER ERIC H
13001 HOLLENBERG DRIVE
BRIDGETON, MO 63044
  X     CEO  

Signatures

 /s/ Eric H. Brunngraber   02/01/2012
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Exercisable date may be accelerated based on Company performance.
(2) Over a three year vesting period, SARs become exercisable in one-third increments on the anniversary date of the grant.
(3) Includes shares of restricted stock, subject to vesting and forfeiture.
(4) Represents weighted average sales price. Actual prices ranged from $39.75 to $40.13. Individual transaction details available upon request.
 
Remarks:
Open Market Sale price displayed represents weighted average sales price. Actual prices ranged from $39.75 to $40.13. Individual transaction details available upon request.

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