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 *
Langos Bruce
  2. Issuer Name and Ticker or Trading Symbol
TERADATA CORP /DE/ [TDC]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Operations Officer
(Last)
(First)
(Middle)
1700 S. PATTERSON BOULEVARD
3. Date of Earliest Transaction (Month/Day/Year)
10/01/2007
(Street)

DAYTON, OH 45479
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 10/01/2007   A   25,139 A $ 0 (1) 27,079 (2) 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 $ 27.98 10/01/2007   A   22,839     (3) 10/01/2017 Common Stock 22,839 $ 0 (4) 22,839 D  
Employee Stock Option $ 11.11 10/01/2007   A   5,565     (5) 01/24/2012 Common Stock 5,565 $ 0 (6) 5,565 D  
Employee Stock Option $ 6.86 10/01/2007   A   2,782     (5) 07/29/2012 Common Stock 2,782 $ 0 (7) 2,782 D  
Employee Stock Option $ 5.22 10/01/2007   A   2,782     (5) 02/03/2013 Common Stock 2,782 $ 0 (8) 2,782 D  
Employee Stock Option $ 7.37 10/01/2007   A   5,565     (5) 08/04/2013 Common Stock 5,565 $ 0 (9) 5,565 D  
Employee Stock Option $ 12.21 10/01/2007   A   13,172     (5) 03/01/2014 Common Stock 13,172 $ 0 (10) 13,172 D  
Employee Stock Option $ 21.01 10/01/2007   A   7,769     (17) 03/01/2015 Common Stock 7,769 $ 0 (11) 7,769 D  
Employee Stock Option $ 20.84 10/01/2007   A   9,220     (18) 02/13/2016 Common Stock 9,220 $ 0 (12) 9,220 D  
Employee Stock Option $ 21.39 10/01/2007   A   23,461     (19) 05/29/2016 Common Stock 23,461 $ 0 (13) 23,461 D  
Employee Stock Option $ 18.42 10/01/2007   A   13,695     (20) 09/06/2016 Common Stock 13,695 $ 0 (14) 13,695 D  
Employee Stock Option $ 24.87 10/01/2007   A   34,325     (15) 03/01/2017 Common Stock 34,325 $ 0 (16) 34,325 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Langos Bruce
1700 S. PATTERSON BOULEVARD
DAYTON, OH 45479
      Chief Operations Officer  

Signatures

 /s/ Margaret A. Treese, Attorney-in-fact for Bruce Langos   10/03/2007
**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) These shares of time-based restricted stock were granted by the issuer in substitution of 13,550 shares of time-based restricted stock of NCR Corporation ("NCR") in connection with the spin-off of the issuer by NCR (the "Spin-Off") pursuant to which, on September 30, 2007, NCR distributed one share of the issuer's common stock for every one share of NCR common stock held as of the close of business on September 14, 2007.
(2) Includes shares of common stock acquired as a result of the distribution of issuer common stock in connection with the Spin-Off.
(3) This option vests in four equal annual installments beginning on October 1, 2008.
(4) Stock option granted in connection with the Spin-Off.
(5) This option is fully exercisable.
(6) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 3,000 shares of common stock of NCR Corporation at an exercise price of $20.595.
(7) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 1,500 shares of common stock of NCR Corporation at an exercise price of $12.7225.
(8) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 1,500 shares of common stock of NCR Corporation at an exercise price of $9.675.
(9) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 3,000 shares of common stock of NCR Corporation at an exercise price of $13.67.
(10) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 7,100 shares of common stock of NCR Corporation at an exercise price of $22.65.
(11) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 4,188 shares of common stock of NCR Corporation at an exercise price of $38.97.
(12) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 4,970 shares of common stock of NCR Corporation at an exercise price of $38.645.
(13) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 12,646 shares of common stock of NCR Corporation at an exercise price of $39.675.
(14) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 7,382 shares of common stock of NCR Corporation at an exercise price of $34.16.
(15) This option vests in four equal annual installments beginning on March 1, 2008.
(16) In connection with the Spin-Off, this option was granted by the issuer in substitution of an option to purchase 18,502 shares of common stock of NCR Corporation at an exercise price of $46.13.
(17) This option vests in four equal annual installments beginning on March 1, 2006.
(18) This option vests in four equal annual installments beginning on February 13, 2007.
(19) This option vests in four equal annual installments beginning on May 29, 2007.
(20) This option vests in four equal annual installments beginning on September 6, 2007.

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