BASIC ENERGY SVCS INC NEW

CUSIP: 06985P100 Class: COMMON STOCK

RATIONAL ADVISORS LLC's Holding History (CIK: 0001143565)

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

Q1 2012
Shares 6,700 Value ($000) $116 Avg Close — Range —
Q4 2011
Shares 6,700 Value ($000) $132 Avg Close — Range —
Q3 2011
Shares 6,700 Value ($000) $95 Avg Close — Range —