SONUS NETWORKS INC

CUSIP: 835916107 Class: CMN

PIPER SANDLER & CO.'s Holding History (CIK: 0000724683)

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

Q4 2014
Shares 20,000 Value ($000) $79 Avg Close — Range —
Q3 2014
Shares 70,000 Value ($000) $239 Avg Close — Range —
Q2 2014
Shares 60,000 Value ($000) $215 Avg Close — Range —
Q1 2014
Shares 100,000 Value ($000) $337 Avg Close — Range —
Q4 2013
Shares 21,250 Value ($000) $67 Avg Close — Range —