CARRIZO OIL & GAS INC

CUSIP: 144577103 Class: COM

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

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

Q1 2019
Shares 18,700 Value ($000) $233 Avg Close — Range —
Q4 2018
Shares 61,846 Value ($000) $698 Avg Close — Range —
Q3 2018
Shares 100,073 Value ($000) $2,522 Avg Close — Range —
Q2 2018
Shares 95,919 Value ($000) $2,671 Avg Close — Range —
Q1 2018
Shares 94,593 Value ($000) $1,513 Avg Close — Range —
Q4 2017
Shares 68,912 Value ($000) $1,466 Avg Close — Range —
Q3 2017
Shares 37,626 Value ($000) $645 Avg Close — Range —
Q2 2017
Shares 12,405 Value ($000) $216 Avg Close — Range —
Q1 2017
Shares 5,449 Value ($000) $156 Avg Close — Range —
Q4 2016
Shares 2,409 Value ($000) $90 Avg Close — Range —
Q3 2016
Shares 227 Value ($000) $9 Avg Close — Range —
Q2 2016
Shares 6,244 Value ($000) $224 Avg Close — Range —
Q1 2016
Shares 14,170 Value ($000) $438 Avg Close — Range —
Q4 2015
Shares 2,494 Value ($000) $74 Avg Close — Range —
Q2 2015
Shares 635 Value ($000) $31 Avg Close — Range —
Q1 2014
Shares 6,116 Value ($000) $327 Avg Close — Range —
Q4 2013
Shares 8,034 Value ($000) $360 Avg Close — Range —
Q2 2013
Shares 2,211 Value ($000) $63 Avg Close — Range —