MWI VETERINARY SUPPLY INC

CUSIP: 55402X105 Class: COM

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

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

Q4 2014
Shares 806,197 Value ($000) $136,981 Avg Close — Range —
Q3 2014
Shares 837,209 Value ($000) $124,242 Avg Close — Range —
Q2 2014
Shares 745,719 Value ($000) $105,885 Avg Close — Range —
Q1 2014
Shares 675,139 Value ($000) $105,065 Avg Close — Range —
Q4 2013
Shares 613,909 Value ($000) $104,344 Avg Close — Range —
Q3 2013
Shares 386,809 Value ($000) $57,774 Avg Close — Range —
Q2 2013
Shares 233,681 Value ($000) $28,799 Avg Close — Range —