SONUS NETWORKS INC

CUSIP: 83591610 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q4 2014
Shares 70,552 Value ($000) $280 Avg Close — Range —
Q1 2014
Shares 757,637 Value ($000) $2,553 Avg Close — Range —