PREMIERE GLOBAL SVCS INC

CUSIP: 740585104 Class: CMN

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q3 2015
Shares 23,096 Value ($000) $317 Avg Close — Range —
Q2 2015
Shares 23,096 Value ($000) $238 Avg Close — Range —
Q1 2015
Shares 45,144 Value ($000) $432 Avg Close — Range —
Q4 2014
Shares 208,573 Value ($000) $2,215 Avg Close — Range —
Q3 2014
Shares 368,525 Value ($000) $4,411 Avg Close — Range —
Q2 2014
Shares 355,332 Value ($000) $4,744 Avg Close — Range —
Q1 2014
Shares 373,770 Value ($000) $4,508 Avg Close — Range —
Q4 2013
Shares 417,864 Value ($000) $4,843 Avg Close — Range —
Q3 2013
Shares 424,351 Value ($000) $4,227 Avg Close — Range —
Q2 2013
Shares 409,018 Value ($000) $4,937 Avg Close — Range —