CARBO CERAMICS INC

CUSIP: 140781105 Class: COMMON STOCK

Investors Research Corp's Holding History (CIK: 0001730630)

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

Q3 2019
Shares 1,000 Value ($000) $2 Avg Close — Range —
Q2 2019
Shares 1,000 Value ($000) $1 Avg Close — Range —
Q1 2019
Shares 8,850 Value ($000) $31 Avg Close — Range —