CALAMOS CONV OPPORTUNITIES &

CUSIP: 128117108 Class: SH BEN INT

SG Americas Securities, LLC's Holding History (CIK: 0001313360)

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

Q1 2016
Shares 112,017 Value ($000) $1,063 Avg Close — Range —
Q4 2015
Shares 110,317 Value ($000) $1,093 Avg Close — Range —
Q4 2013
Shares 101,736 Value ($000) $1,349 Avg Close — Range —