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

CARRIZO OIL & GAS INC's ticker is and the CUSIP is 144577953. A total of 5 filers reported holding CARRIZO OIL & GAS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CARRIZO OIL & GAS INC
ValueSharesWeighting
Q3 2019$227,000
-68.3%
26,400
-63.1%
0.00%
-66.7%
Q2 2019$716,000
+318.7%
71,500
+421.9%
0.01%
+200.0%
Q1 2019$171,000
-64.4%
13,700
-67.8%
0.00%
-50.0%
Q4 2018$481,000
-69.8%
42,600
-32.6%
0.00%
-69.2%
Q3 2018$1,593,000
+68.8%
63,200
+86.4%
0.01%
+62.5%
Q2 2018$944,000
+15.4%
33,900
-33.7%
0.01%0.0%
Q1 2018$818,000
+29.0%
51,100
+71.5%
0.01%
+100.0%
Q4 2017$634,000
+373.1%
29,800
+282.1%
0.00%
+300.0%
Q3 2017$134,000
-19.8%
7,800
-18.8%
0.00%
-50.0%
Q2 2017$167,000
-70.0%
9,600
-50.5%
0.00%
-66.7%
Q1 2017$556,000
-11.9%
19,400
+14.8%
0.01%0.0%
Q4 2016$631,000
-0.5%
16,900
+8.3%
0.01%
-14.3%
Q3 2016$634,000
+1012.3%
15,600
+875.0%
0.01%
+600.0%
Q2 2016$57,000
-92.5%
1,600
-93.5%
0.00%
-90.9%
Q1 2016$758,000
-27.8%
24,500
-31.0%
0.01%
-8.3%
Q4 2015$1,050,000
+112.1%
35,500
+119.1%
0.01%
+71.4%
Q3 2015$495,000
+426.6%
16,200
+752.6%
0.01%
+600.0%
Q2 2015$94,000
+56.7%
1,900
+58.3%
0.00%0.0%
Q1 2015$60,000
-76.7%
1,200
-80.6%
0.00%
-75.0%
Q4 2014$258,000
-23.9%
6,200
-1.6%
0.00%
-20.0%
Q3 2014$339,000
+36.1%
6,300
+75.0%
0.01%
+25.0%
Q2 2014$249,000
-59.5%
3,600
-68.7%
0.00%
-60.0%
Q1 2014$615,000
-24.5%
11,500
-36.8%
0.01%
-16.7%
Q4 2013$815,000
+397.0%
18,200
+313.6%
0.01%
+300.0%
Q3 2013$164,000
-52.2%
4,400
-63.6%
0.00%
-62.5%
Q2 2013$343,00012,1000.01%
Other shareholders
CARRIZO OIL & GAS INC shareholders Q4 2014
NameSharesValueWeighting ↓
GABELLI & Co INVESTMENT ADVISERS, INC. 27,000$675,0000.10%
SIMPLEX TRADING, LLC 75$55,0000.01%
Timber Hill LLC 29,200$1,215,0000.01%
GROUP ONE TRADING, L.P. 6,200$258,0000.00%
Citadel Advisors 33,400$1,389,0000.00%
View complete list of CARRIZO OIL & GAS INC shareholders