ACTAVIS PLC

CUSIP: G0083B108 Class: SHS

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

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

Q1 2015
Shares 6,105,536 Value ($000) $1,817,130 Avg Close — Range —
Q4 2014
Shares 4,585,892 Value ($000) $1,180,454 Avg Close — Range —
Q3 2014
Shares 2,550,336 Value ($000) $615,345 Avg Close — Range —
Q2 2014
Shares 1,207,824 Value ($000) $269,405 Avg Close — Range —
Q1 2014
Shares 1,091,544 Value ($000) $224,694 Avg Close — Range —
Q4 2013
Shares 2,931,923 Value ($000) $492,563 Avg Close — Range —