PREMIERE GLOBAL SVCS INC

CUSIP: 740585104 Class: CMN

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q2 2015
Shares 53,326 Value ($000) $548,725 Avg Close — Range —
Q1 2015
Shares 54,278 Value ($000) $518,898 Avg Close — Range —
Q4 2014
Shares 58,191 Value ($000) $617,988 Avg Close — Range —
Q3 2014
Shares 60,901 Value ($000) $729 Avg Close — Range —
Q2 2014
Shares 62,579 Value ($000) $835 Avg Close — Range —
Q1 2014
Shares 64,940 Value ($000) $783,176 Avg Close — Range —
Q4 2013
Shares 69,320 Value ($000) $803,419 Avg Close — Range —
Q3 2013
Shares 74,480 Value ($000) $741,821 Avg Close — Range —
Q2 2013
Shares 77,220 Value ($000) $932,045 Avg Close — Range —