TERADATA CORP /DE/ — Director's Dealing 2012

Feb 16, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TERADATA CORP /DE/ (TDC)
CIK: 0000816761
Period of Report: 2012-02-14

Reporting Person: Harrington Daniel L (EVP, Technology & Support Svcs)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-14	Common Stock	F	4116	$62.16	Disposed	56270	Direct
2012-02-15	Common Stock	M	5000	$13.77	Acquired	61270	Direct
2012-02-15	Common Stock	S	5000	$62.48	Disposed	56270	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-15	Employee Stock Opitons	$13.77	M	5000	Disposed	2018-12-01	Common Stock (5000)	Direct

Footnotes

F1: Shares withheld by the company and disposed of to satisfy tax obligation for performance-based restricted stock units that vested on February 14, 2012.

F2: Sale of shares pursuant to Rule 10b5-1 Plan adopted on November 28, 2011.

F3: This option vests in four equal annual installments beginning on December 2, 2009.