WEST CORP

CUSIP: 952355204 Class: COM

WATER ISLAND CAPITAL LLC's Holding History (CIK: 0001222765)

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

Q3 2017
Shares 612,522 Value ($000) $14,376 Avg Close — Range —
Q2 2017
Shares 369,292 Value ($000) $8,612 Avg Close — Range —