TOWER GROUP INC

CUSIP: 891777104 Class: COMMON STOCK

Northwest & Ethical Investments L.P.'s Holding History (CIK: 0002033536)

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

Q3 2012
Shares 7,055 Value ($000) $137 Avg Close — Range —
Q2 2012
Shares 8,695 Value ($000) $181 Avg Close — Range —
Q1 2012
Shares 6,585 Value ($000) $148 Avg Close — Range —
Q4 2011
Shares 5,335 Value ($000) $108 Avg Close — Range —
Q3 2011
Shares 4,715 Value ($000) $108 Avg Close — Range —
Q2 2011
Shares 4,615 Value ($000) $110 Avg Close — Range —