BASIC ENERGY SVCS INC NEW

CUSIP: 06985P100 Class: COMMON STOCK

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2013
Shares 40,425 Value ($000) $638 Avg Close — Range —
Q3 2013
Shares 41,300 Value ($000) $522 Avg Close — Range —
Q2 2013
Shares 41,300 Value ($000) $499 Avg Close — Range —