MENTOR GRAPHICS CORP

CUSIP: 587200106 Class: COM

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q4 2016
Shares 26,000 Value ($000) $959 Avg Close — Range —
Q3 2016
Shares 26,000 Value ($000) $687 Avg Close — Range —
Q2 2016
Shares 26,000 Value ($000) $553 Avg Close — Range —
Q1 2016
Shares 26,000 Value ($000) $529 Avg Close — Range —
Q4 2015
Shares 26,000 Value ($000) $479 Avg Close — Range —
Q3 2015
Shares 26,000 Value ($000) $640 Avg Close — Range —
Q2 2015
Shares 26,000 Value ($000) $687 Avg Close — Range —
Q1 2015
Shares 26,000 Value ($000) $625 Avg Close — Range —
Q4 2014
Shares 25,000 Value ($000) $548 Avg Close — Range —
Q3 2014
Shares 26,000 Value ($000) $533 Avg Close — Range —
Q2 2014
Shares 26,000 Value ($000) $561 Avg Close — Range —
Q1 2014
Shares 33,500 Value ($000) $738 Avg Close — Range —
Q4 2013
Shares 32,500 Value ($000) $782 Avg Close — Range —
Q3 2013
Shares 35,000 Value ($000) $818 Avg Close — Range —
Q2 2013
Shares 35,000 Value ($000) $684 Avg Close — Range —