WILLIS GROUP HOLDINGS PUBLIC

CUSIP: G96666105 Class: SHS

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2015
Shares 1,386 Value ($000) $65 Avg Close — Range —
Q1 2015
Shares 2,189 Value ($000) $105 Avg Close — Range —