SONUS NETWORKS INC

CUSIP: 835916107 Class: CMN

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q4 2014
Shares 89,000 Value ($000) $352 Avg Close — Range —
Q3 2014
Shares 89,000 Value ($000) $304 Avg Close — Range —
Q2 2014
Shares 89,000 Value ($000) $319 Avg Close — Range —
Q1 2014
Shares 80,100 Value ($000) $269 Avg Close — Range —