TOWER GROUP INTL LTD

CUSIP: G8988C105 Class: COM

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

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

Q3 2013
Shares 11,231 Value ($000) $79 Avg Close — Range —
Q2 2013
Shares 11,231 Value ($000) $230 Avg Close — Range —