CALAMOS GLOBAL TOTAL RETURN

CUSIP: 128118106 Class: COM SH BEN INT

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q2 2017
Shares 11,310 Value ($000) $149 Avg Close — Range —
Q1 2017
Shares 81,331 Value ($000) $975 Avg Close — Range —
Q4 2016
Shares 73,054 Value ($000) $772 Avg Close — Range —
Q3 2016
Shares 74,413 Value ($000) $852 Avg Close — Range —
Q2 2016
Shares 34,168 Value ($000) $366 Avg Close — Range —
Q1 2016
Shares 16,444 Value ($000) $183 Avg Close — Range —