WILLIS GROUP HOLDINGS PUBLIC

CUSIP: G96666105 Class: SHS

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q4 2015
Shares 25,021 Value ($000) $1,215 Avg Close — Range —
Q3 2015
Shares 25,159 Value ($000) $1,031 Avg Close — Range —
Q2 2015
Shares 25,969 Value ($000) $1,218 Avg Close — Range —
Q1 2015
Shares 25,969 Value ($000) $1,251 Avg Close — Range —