CARBO CERAMICS INC

CUSIP: 140781105 Class: COMMON STOCK

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q3 2016
Shares 825 Value ($000) $9 Avg Close — Range —
Q2 2016
Shares 825 Value ($000) $11 Avg Close — Range —
Q1 2016
Shares 825 Value ($000) $12 Avg Close — Range —
Q4 2015
Shares 825 Value ($000) $14 Avg Close — Range —
Q3 2015
Shares 14,750 Value ($000) $280 Avg Close — Range —
Q2 2015
Shares 14,750 Value ($000) $614 Avg Close — Range —
Q1 2015
Shares 14,750 Value ($000) $450 Avg Close — Range —