SONUS NETWORKS INC

CUSIP: 835916107 Class: CMN

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q1 2015
Shares 752,702 Value ($000) $2,838 Avg Close — Range —
Q4 2014
Shares 752,702 Value ($000) $2,838 Avg Close — Range —
Q3 2014
Shares 655,672 Value ($000) $2,242 Avg Close — Range —
Q2 2014
Shares 402,300 Value ($000) $1,444 Avg Close — Range —
Q1 2014
Shares 603,000 Value ($000) $1,965 Avg Close — Range —
Q4 2013
Shares 402,300 Value ($000) $1,283 Avg Close — Range —
Q3 2013
Shares 412,141 Value ($000) $1,393 Avg Close — Range —
Q2 2013
Shares 331,041 Value ($000) $996 Avg Close — Range —