TOWER GROUP INC

CUSIP: 891777AC8 Class: 5.00% 9/15/2014

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

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

Q4 2013
Shares 250,000 Value ($000) $212 Avg Close — Range —
Q3 2013
Shares 26,000 Value ($000) $22 Avg Close — Range —
Q2 2013
Shares 26,000 Value ($000) $27 Avg Close — Range —