WILLIS GROUP HOLDINGS PUBLIC

CUSIP: G96666105 Class: SHS

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2015
Shares 581,993 Value ($000) $28,267 Avg Close — Range —
Q3 2015
Shares 2,370,996 Value ($000) $97,140 Avg Close — Range —
Q2 2015
Shares 802,177 Value ($000) $37,622 Avg Close — Range —
Q1 2015
Shares 419,622 Value ($000) $20,218 Avg Close — Range —
Q4 2014
Shares 203,692 Value ($000) $9,127 Avg Close — Range —
Q3 2014
Shares 12,661 Value ($000) $524 Avg Close — Range —
Q2 2014
Shares 102,593 Value ($000) $4,442 Avg Close — Range —
Q1 2014
Shares 14,397 Value ($000) $635 Avg Close — Range —
Q4 2013
Shares 91,429 Value ($000) $4,097 Avg Close — Range —