QIHOO 360 TECHNOLOGY CO LTD

CUSIP: 74734M109 Class: COMMON STOCK-FO

VIKING GLOBAL INVESTORS LP's Holding History (CIK: 0001103804)

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

Q1 2015
Shares 419,000 Value ($000) $21,453 Avg Close — Range —
Q1 2014
Shares 321,900 Value ($000) $32,055 Avg Close — Range —