MENTOR GRAPHICS CORP

CUSIP: 587200106 Class: COM

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

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

Q4 2016
Shares 221,516 Value ($000) $8,172 Avg Close — Range —
Q3 2016
Shares 291,446 Value ($000) $7,706 Avg Close — Range —
Q2 2016
Shares 232,146 Value ($000) $4,935 Avg Close — Range —
Q1 2016
Shares 168,746 Value ($000) $3,431 Avg Close — Range —
Q4 2015
Shares 168,756 Value ($000) $3,108 Avg Close — Range —
Q3 2015
Shares 180,536 Value ($000) $4,447 Avg Close — Range —
Q2 2015
Shares 179,866 Value ($000) $4,754 Avg Close — Range —
Q1 2015
Shares 180,106 Value ($000) $4,328 Avg Close — Range —
Q4 2014
Shares 183,916 Value ($000) $4,031 Avg Close — Range —
Q3 2014
Shares 184,246 Value ($000) $3,776 Avg Close — Range —
Q2 2014
Shares 197,876 Value ($000) $4,268 Avg Close — Range —
Q1 2014
Shares 214,600 Value ($000) $4,725 Avg Close — Range —
Q4 2013
Shares 216,377 Value ($000) $5,208 Avg Close — Range —
Q3 2013
Shares 221,492 Value ($000) $5,176 Avg Close — Range —
Q2 2013
Shares 221,678 Value ($000) $4,334 Avg Close — Range —