GROUP ONE TRADING, L.P. - CARRIZO OIL & GAS INC ownership

CARRIZO OIL & GAS INC's ticker is CRZO and the CUSIP is 144577103. A total of 250 filers reported holding CARRIZO OIL & GAS INC in Q4 2018. The put-call ratio across all filers is 0.25 and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CARRIZO OIL & GAS INC
ValueSharesWeighting
Q1 2019$233,000
-66.6%
18,700
-69.8%
0.00%
-50.0%
Q4 2018$698,000
-72.3%
61,846
-38.2%
0.01%
-70.0%
Q3 2018$2,522,000
-5.6%
100,073
+4.3%
0.02%
-13.0%
Q2 2018$2,671,000
+76.5%
95,919
+1.4%
0.02%
+53.3%
Q1 2018$1,513,000
+3.2%
94,593
+37.3%
0.02%
+50.0%
Q4 2017$1,466,000
+127.3%
68,912
+83.1%
0.01%
+66.7%
Q3 2017$645,000
+198.6%
37,626
+203.3%
0.01%
+200.0%
Q2 2017$216,000
+38.5%
12,405
+127.7%
0.00%0.0%
Q1 2017$156,000
+73.3%
5,449
+126.2%
0.00%
+100.0%
Q4 2016$90,000
+900.0%
2,409
+961.2%
0.00%
Q3 2016$9,000
-96.0%
227
-96.4%
0.00%
-100.0%
Q2 2016$224,000
-48.9%
6,244
-55.9%
0.00%
-50.0%
Q1 2016$438,000
+491.9%
14,170
+468.2%
0.01%
+500.0%
Q4 2015$74,000
+138.7%
2,494
+292.8%
0.00%
Q2 2015$31,000
-90.5%
635
-89.6%
0.00%
-100.0%
Q1 2014$327,000
-9.2%
6,116
-23.9%
0.01%
+20.0%
Q4 2013$360,000
+471.4%
8,034
+263.4%
0.01%
+150.0%
Q2 2013$63,0002,2110.00%
Other shareholders
CARRIZO OIL & GAS INC shareholders Q4 2018
NameSharesValueWeighting ↓
Caymus Capital Partners, L.P. 1,577,900$27,487,0003.15%
Bedell Frazier Investment Counselling, LLC 337,360$5,877,0002.14%
Monashee Investment Management LLC 250,000$4,355,0001.84%
FALCON POINT CAPITAL, LLC 386,916$6,740,0000.91%
NWQ INVESTMENT MANAGEMENT COMPANY, LLC 3,261,724$56,819,0000.79%
CoreCommodity Management, LLC 44,421$774,0000.74%
VR Advisory Services Ltd 70,000$1,219,0000.73%
Adirondack Research & Management Inc. 106,250$1,851,0000.72%
INVESTMENT COUNSELORS OF MARYLAND LLC 761,038$13,257,0000.69%
FRONTIER CAPITAL MANAGEMENT CO LLC 4,905,089$85,447,0000.62%
View complete list of CARRIZO OIL & GAS INC shareholders