EQUINIX INC

CUSIP: 29444U502 Class: COM

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

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

Q4 2014
Shares 988,389 Value ($000) $224,097 Avg Close — Range —
Q3 2013
Shares 392,602 Value ($000) $72,101 Avg Close — Range —
Q2 2013
Shares 838,565 Value ($000) $154,899 Avg Close — Range —