TERADATA CORP /DE/ — Director's Dealing 2012

Feb 13, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TERADATA CORP /DE/ (TDC)
CIK: 0000816761
Period of Report: 2012-02-09

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-09	Common Stock	S	15366	$61.50	Disposed	48515	Direct
2012-02-09	Common Stock	M	30000	$13.77	Acquired	78515	Direct
2012-02-09	Common Stock	S	30000	$61.50	Disposed	48515	Direct
2012-02-10	Common Stock	A	11871	—	Acquired	60386	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-09	Employee Stock Option	$13.77	M	30000	Disposed	2018-12-01	Common Stock (30000)	Direct

Footnotes

F1: Sale of shares pursuant to Rule 10b5-1 Plan adopted on November 28, 2011.

F2: Performance-based restricted stock unit award acquired on February 10, 2012, based on the attainment of certain financial performance goals by the issuer.

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