GUIDANCE SOFTWARE INC

CUSIP: 401692108 Class: CMN

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q2 2017
Shares 23,900 Value ($000) $158 Avg Close — Range —
Q1 2017
Shares 21,600 Value ($000) $127 Avg Close — Range —
Q4 2016
Shares 22,700 Value ($000) $161 Avg Close — Range —
Q3 2016
Shares 22,700 Value ($000) $135 Avg Close — Range —
Q2 2016
Shares 23,200 Value ($000) $144 Avg Close — Range —
Q1 2016
Shares 22,800 Value ($000) $98 Avg Close — Range —
Q4 2015
Shares 24,600 Value ($000) $148 Avg Close — Range —
Q3 2015
Shares 26,400 Value ($000) $159 Avg Close — Range —
Q2 2015
Shares 28,500 Value ($000) $241 Avg Close — Range —
Q1 2015
Shares 28,500 Value ($000) $154 Avg Close — Range —
Q4 2014
Shares 28,500 Value ($000) $207 Avg Close — Range —
Q3 2014
Shares 29,500 Value ($000) $199 Avg Close — Range —
Q2 2014
Shares 30,300 Value ($000) $276 Avg Close — Range —
Q1 2014
Shares 30,500 Value ($000) $337 Avg Close — Range —
Q4 2013
Shares 31,500 Value ($000) $318 Avg Close — Range —
Q3 2013
Shares 32,400 Value ($000) $294 Avg Close — Range —
Q2 2013
Shares 33,600 Value ($000) $294 Avg Close — Range —