TOWER GROUP INTL LTD

CUSIP: G8988C105 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2014
Shares 103,992 Value ($000) $281 Avg Close — Range —
Q4 2013
Shares 103,992 Value ($000) $351 Avg Close — Range —
Q3 2013
Shares 103,292 Value ($000) $723 Avg Close — Range —
Q2 2013
Shares 100,080 Value ($000) $2,053 Avg Close — Range —
Q1 2013
Shares 68,774 Value ($000) $1,269 Avg Close — Range —