SONUS NETWORKS INC

CUSIP: 835916503 Class: COM NEW

Russell Investments Group, Ltd.'s Holding History (CIK: 0001692234)

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

Q3 2017
Shares 286,141 Value ($000) $2,189 Avg Close — Range —
Q2 2017
Shares 242,832 Value ($000) $1,806 Avg Close — Range —
Q1 2017
Shares 129,040 Value ($000) $850 Avg Close — Range —
Q4 2016
Shares 139,640 Value ($000) $889 Avg Close — Range —