WILLIS GROUP HOLDINGS PUBLIC

CUSIP: G96666105 Class: SHS

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q2 2015
Shares 5,395 Value ($000) $253 Avg Close — Range —
Q1 2015
Shares 5,102 Value ($000) $246 Avg Close — Range —
Q4 2014
Shares 4,935 Value ($000) $221 Avg Close — Range —
Q3 2014
Shares 5,850 Value ($000) $242 Avg Close — Range —
Q2 2014
Shares 6,345 Value ($000) $275 Avg Close — Range —
Q1 2014
Shares 7,541 Value ($000) $333 Avg Close — Range —
Q4 2013
Shares 6,963 Value ($000) $312 Avg Close — Range —
Q3 2013
Shares 6,866 Value ($000) $298 Avg Close — Range —
Q2 2013
Shares 7,352 Value ($000) $300 Avg Close — Range —