WEST CORP

CUSIP: 952355204 Class: COM

TWO SIGMA ADVISERS, LP's Holding History (CIK: 0001478735)

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

Q1 2017
Shares 159,719 Value ($000) $3,900 Avg Close — Range —
Q4 2016
Shares 153,930 Value ($000) $3,811 Avg Close — Range —
Q3 2016
Shares 179,000 Value ($000) $3,952 Avg Close — Range —
Q2 2016
Shares 215,400 Value ($000) $4,235 Avg Close — Range —
Q1 2016
Shares 243,300 Value ($000) $5,552 Avg Close — Range —
Q4 2015
Shares 291,636 Value ($000) $6,291 Avg Close — Range —
Q3 2015
Shares 356,277 Value ($000) $8,111 Avg Close — Range —
Q2 2015
Shares 398,423 Value ($000) $11,993 Avg Close — Range —
Q1 2015
Shares 364,000 Value ($000) $12,278 Avg Close — Range —
Q4 2014
Shares 83,900 Value ($000) $2,769 Avg Close — Range —
Q3 2014
Shares 104,600 Value ($000) $3,082 Avg Close — Range —
Q2 2014
Shares 90,300 Value ($000) $2,420 Avg Close — Range —
Q1 2014
Shares 27,600 Value ($000) $660 Avg Close — Range —
Q4 2013
Shares 23,500 Value ($000) $605 Avg Close — Range —