ACI WORLDWIDE INC

Ticker: ACIW CUSIP: 004498101 Class: EQTY

VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.'s Holding History (CIK: 0001021642)

Note: Option positions (PUT/CALL) are excluded.

Q4 2013

Shares 1,029,375 Value ($000) $66,910 Avg Close $19.83 Range $17.27 - $21.98

Q3 2013

Shares 1,085,150 Value ($000) $58,663 Avg Close $16.45 Range $15.33 - $18.22

Q2 2013

Shares 754,275 Value ($000) $35,060 Avg Close $15.16 Range $14.25 - $17.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	1,029,375	$66,910	$19.83	$17.27 - $21.98
Q3 2013	1,085,150	$58,663	$16.45	$15.33 - $18.22
Q2 2013	754,275	$35,060	$15.16	$14.25 - $17.29