SIMPLEX TRADING, LLC - CARRIZO OIL & GAS INC ownership

CARRIZO OIL & GAS INC's ticker is and the CUSIP is 144577903. A total of 4 filers reported holding CARRIZO OIL & GAS INC in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of CARRIZO OIL & GAS INC
ValueSharesWeighting
Q3 2019$3,000
-97.9%
4
-97.3%
0.00%
Q2 2019$146,000
-5.2%
146
+17.7%
0.00%
Q1 2019$154,000
-86.4%
124
-87.6%
0.00%
-100.0%
Q4 2018$1,133,000
+104.5%
1,004
+356.4%
0.00%
+50.0%
Q3 2018$554,000
-36.0%
220
-29.3%
0.00%
-33.3%
Q2 2018$866,000
+2012.2%
311
+37.6%
0.00%
+50.0%
Q1 2018$41,000
-50.0%
226
-59.5%
0.00%
-50.0%
Q4 2017$82,000
+173.3%
558
+304.3%
0.00%
+300.0%
Q3 2017$30,000
+900.0%
138
-23.3%
0.00%
Q2 2017$3,000
-57.1%
180
-51.2%
0.00%
Q1 2017$7,000
-12.5%
369
+74.1%
0.00%
Q4 2016$8,000
-86.9%
212
+40.4%
0.00%
-100.0%
Q3 2016$61,000
+6000.0%
151
+480.8%
0.00%
Q2 2016$1,000
-97.7%
26
-93.7%
0.00%
-100.0%
Q1 2016$44,000410
+1142.4%
0.00%
Q4 2015$0
-100.0%
33
-8.3%
0.00%
Q3 2015$1,000
-85.7%
36
-44.6%
0.00%
-100.0%
Q2 2015$7,000
-61.1%
65
-35.6%
0.00%
-50.0%
Q1 2015$18,0000.0%101
-47.4%
0.00%0.0%
Q4 2014$18,0001920.00%
Other shareholders
CARRIZO OIL & GAS INC shareholders Q3 2015
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 13,100$907,0000.01%
Timber Hill LLC 39,300$2,722,0000.01%
Citadel Advisors 43,100$2,985,0000.00%
Virtu KCG Holdings LLC 2,900$201,0000.00%
View complete list of CARRIZO OIL & GAS INC shareholders