CARBO CERAMICS INC

CUSIP: 140781105 Class: COMMON STOCK

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2019
Shares 11,000 Value ($000) $26 Avg Close — Range —
Q2 2019
Shares 90,205 Value ($000) $122 Avg Close — Range —
Q1 2019
Shares 192,053 Value ($000) $672 Avg Close — Range —
Q4 2018
Shares 123,119 Value ($000) $428 Avg Close — Range —
Q3 2018
Shares 48,974 Value ($000) $355 Avg Close — Range —
Q2 2018
Shares 20,910 Value ($000) $192 Avg Close — Range —
Q1 2018
Shares 31,229 Value ($000) $226 Avg Close — Range —
Q4 2017
Shares 44,356 Value ($000) $452 Avg Close — Range —
Q3 2017
Shares 60,142 Value ($000) $519 Avg Close — Range —
Q2 2017
Shares 80,873 Value ($000) $554 Avg Close — Range —
Q1 2017
Shares 4,370 Value ($000) $57 Avg Close — Range —
Q4 2016
Shares 59,482 Value ($000) $622 Avg Close — Range —
Q3 2016
Shares 80,711 Value ($000) $883 Avg Close — Range —
Q2 2016
Shares 55,450 Value ($000) $726 Avg Close — Range —
Q1 2016
Shares 49,442 Value ($000) $702 Avg Close — Range —
Q4 2014
Shares 13,186 Value ($000) $528 Avg Close — Range —
Q3 2014
Shares 33,724 Value ($000) $1,997 Avg Close — Range —
Q2 2014
Shares 3,976 Value ($000) $613 Avg Close — Range —
Q1 2014
Shares 10,981 Value ($000) $1,515 Avg Close — Range —
Q4 2013
Shares 21,776 Value ($000) $2,538 Avg Close — Range —
Q2 2013
Shares 23,262 Value ($000) $1,569 Avg Close — Range —