SORENSON COMMUNICATIONS

CUSIP: BL0958738 Class: TERM

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q4 2013
Shares 1,985 Value ($000) $2,012 Avg Close — Range —
Q3 2013
Shares 1,995,000 Value ($000) $2,017 Avg Close — Range —
Q2 2013
Shares 2,000,000 Value ($000) $2,005 Avg Close — Range —