WEST CORP

CUSIP: 952355204 Class: COM

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

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

Q2 2017
Shares 432,740 Value ($000) $10,091 Avg Close — Range —
Q1 2017
Shares 614,448 Value ($000) $15,005 Avg Close — Range —
Q4 2016
Shares 502,759 Value ($000) $12,448 Avg Close — Range —
Q3 2016
Shares 539,921 Value ($000) $11,921 Avg Close — Range —
Q2 2016
Shares 534,973 Value ($000) $10,518 Avg Close — Range —
Q1 2016
Shares 534,591 Value ($000) $12,199 Avg Close — Range —
Q4 2015
Shares 493,805 Value ($000) $10,651 Avg Close — Range —
Q3 2015
Shares 481,563 Value ($000) $10,787 Avg Close — Range —
Q2 2015
Shares 248,372 Value ($000) $7,476 Avg Close — Range —
Q1 2015
Shares 202,274 Value ($000) $6,823 Avg Close — Range —
Q4 2014
Shares 228,653 Value ($000) $7,546 Avg Close — Range —
Q3 2014
Shares 161,142 Value ($000) $4,747 Avg Close — Range —
Q2 2014
Shares 80,122 Value ($000) $2,147 Avg Close — Range —
Q1 2014
Shares 35,196 Value ($000) $842 Avg Close — Range —