ACI WORLDWIDE INC

CUSIP: 4498101 Class: EQUITY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2015
Shares 648 Value ($000) $14 Avg Close — Range —
Q3 2015
Shares 170 Value ($000) $4 Avg Close — Range —
Q2 2014
Shares 443 Value ($000) $25 Avg Close — Range —