ACI WORLDWIDE, INC. — Director's Dealing 2011

Sep 19, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ACI WORLDWIDE, INC. (ACIW)
CIK: 0000935036
Period of Report: 2011-09-16

Reporting Person: Behrens Scott W (EVP, CFO & Chief Acct. Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-09-16	Common Stock	D	943	$30.23	Disposed	14099	Direct

Footnotes

F1: Represents shares surrendered by the reporting person to pay the tax liability due upon the vesting of twenty-five percent (25%) of his restricted stock award.

F2: The amount of securities owned has also been updated to include 229 shares acquired under the Company's 1999 Employee Stock Purchase Plan, as amended.