CUBIST PHARMA 144A(CBST)CVT 1.

CUSIP: 229678AG2 Class: CONV BND

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

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

Q1 2014
Shares 14,835,000 Value ($000) $17,948 Avg Close — Range —
Q4 2013
Shares 18,400,000 Value ($000) $21,102 Avg Close — Range —