RACKSPACE HOSTING INC

CUSIP: 750086100 Class: COM

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q2 2015
Shares 29,080 Value ($000) $1,081 Avg Close — Range —
Q1 2015
Shares 726,392 Value ($000) $37,475 Avg Close — Range —
Q4 2014
Shares 565,672 Value ($000) $26,479 Avg Close — Range —
Q3 2014
Shares 389,060 Value ($000) $12,664 Avg Close — Range —
Q2 2014
Shares 399,060 Value ($000) $13,432 Avg Close — Range —
Q3 2013
Shares 1,257,170 Value ($000) $66,328 Avg Close — Range —