MENTOR GRAPHICS CORP

CUSIP: 587200AK2 Class: CNVRTBND

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q4 2014
Shares 10,000 Value ($000) $12 Avg Close — Range —
Q3 2014
Shares 17,000 Value ($000) $20 Avg Close — Range —
Q2 2014
Shares 17,000 Value ($000) $21 Avg Close — Range —
Q1 2014
Shares 17,000 Value ($000) $21 Avg Close — Range —
Q4 2013
Shares 19,000 Value ($000) $25 Avg Close — Range —
Q3 2013
Shares 19,000 Value ($000) $25 Avg Close — Range —
Q2 2013
Shares 28,000 Value ($000) $34 Avg Close — Range —