WEST CORP

CUSIP: 952355204 Class: COM

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q4 2016
Shares 9,885 Value ($000) $245 Avg Close — Range —
Q3 2016
Shares 29,068 Value ($000) $642 Avg Close — Range —
Q2 2016
Shares 43,755 Value ($000) $860 Avg Close — Range —
Q1 2016
Shares 39,906 Value ($000) $911 Avg Close — Range —
Q4 2015
Shares 40,501 Value ($000) $874 Avg Close — Range —