PREMIERE GLOBAL SVCS INC

CUSIP: 740585104 Class: CMN

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q3 2015
Shares 1,742,564 Value ($000) $23,943 Avg Close — Range —
Q2 2015
Shares 1,741,979 Value ($000) $17,925 Avg Close — Range —
Q1 2015
Shares 1,668,463 Value ($000) $15,951 Avg Close — Range —
Q4 2014
Shares 1,735,935 Value ($000) $18,436 Avg Close — Range —
Q3 2014
Shares 1,792,828 Value ($000) $21,460 Avg Close — Range —
Q2 2014
Shares 1,820,386 Value ($000) $24,302 Avg Close — Range —
Q1 2014
Shares 1,673,056 Value ($000) $20,177 Avg Close — Range —
Q4 2013
Shares 1,715,406 Value ($000) $19,882 Avg Close — Range —
Q3 2013
Shares 3,491,196 Value ($000) $34,772 Avg Close — Range —
Q2 2013
Shares 3,917,081 Value ($000) $47,279 Avg Close — Range —