MATTRESS FIRM HLDG CORP

CUSIP: 57722W106 Class: CMN

GW&K Investment Management, LLC's Holding History (CIK: 0001082917)

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

Q3 2015
Shares 375,563 Value ($000) $15,684 Avg Close — Range —
Q2 2015
Shares 355,029 Value ($000) $21,639 Avg Close — Range —