SONUS NETWORKS INC

CUSIP: 835916107 Class: CMN

NORGES BANK's Holding History (CIK: 0001374170)

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

Q4 2014
Shares 2,272,032 Value ($000) $9,020 Avg Close — Range —
Q3 2014
Shares 1,325,057 Value ($000) $4,532 Avg Close — Range —
Q2 2014
Shares 1,940,106 Value ($000) $6,965 Avg Close — Range —
Q1 2014
Shares 2,440,106 Value ($000) $8,223 Avg Close — Range —
Q4 2013
Shares 2,440,106 Value ($000) $7,686 Avg Close — Range —
Q3 2013
Shares 2,440,106 Value ($000) $8,247 Avg Close — Range —
Q2 2013
Shares 2,440,106 Value ($000) $7,345 Avg Close — Range —
Q1 2013
Shares 2,440,106 Value ($000) $6,320 Avg Close — Range —
Q3 2012
Shares 2,052,509 Value ($000) $3,859 Avg Close — Range —
Q2 2012
Shares 2,052,509 Value ($000) $3,407 Avg Close — Range —