CARBO CERAMICS INC

CUSIP: 140781105 Class: COMMON STOCK

BOKF, NA's Holding History (CIK: 0000009634)

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

Q2 2014
Shares 3,162 Value ($000) $487 Avg Close — Range —
Q1 2014
Shares 4,362 Value ($000) $602 Avg Close — Range —
Q4 2013
Shares 4,362 Value ($000) $508 Avg Close — Range —
Q3 2013
Shares 4,037 Value ($000) $400 Avg Close — Range —
Q2 2013
Shares 4,027 Value ($000) $272 Avg Close — Range —