SIMPLEX TRADING, LLC - CARRIZO OIL & GAS INC ownership

CARRIZO OIL & GAS INC's ticker is CRZO and the CUSIP is 144577103. A total of 239 filers reported holding CARRIZO OIL & GAS INC in Q3 2015. The put-call ratio across all filers is 0.75 and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of CARRIZO OIL & GAS INC
ValueSharesWeighting
Q3 2019$68,000
+11.5%
7,975
+30.1%
0.00%
Q2 2019$61,000
-76.5%
6,131
-70.7%
0.00%
-100.0%
Q1 2019$260,000
+179.6%
20,929
+464.0%
0.00%
Q3 2018$93,000
+144.7%
3,711
+169.1%
0.00%
Q2 2018$38,000
+26.7%
1,379
-26.5%
0.00%
-100.0%
Q1 2018$30,000
-53.1%
1,877
-50.5%
0.00%
-66.7%
Q3 2017$64,000
+4.9%
3,790
+7.6%
0.00%0.0%
Q2 2017$61,000
-85.8%
3,522
-69.5%
0.00%
-88.5%
Q4 2016$431,000
-34.1%
11,554
-36.7%
0.03%
-40.9%
Q2 2016$654,000
+98.8%
18,258
+71.2%
0.04%
+69.2%
Q1 2016$329,000
+222.5%
10,667
+216.6%
0.03%
+271.4%
Q3 2015$102,000
-65.2%
3,369
-43.4%
0.01%
-72.0%
Q2 2015$293,000
+452.8%
5,951
+367.5%
0.02%
+316.7%
Q4 2014$53,0001,2730.01%
Other shareholders
CARRIZO OIL & GAS INC shareholders Q3 2015
NameSharesValueWeighting ↓
GeoSphere Capital Management, LLC 55,000$1,680,0004.58%
Alta Advisers Ltd 71,292$2,177,0003.55%
SHEPHERD KAPLAN KROCHUK, LLC 334,880$10,227,0002.72%
DARUMA CAPITAL MANAGEMENT LLC 1,223,288$37,359,0002.30%
Astenbeck Capital Management LLC 77,027$2,352,0002.03%
Guinness Asset Management LTD 117,300$3,582,0001.67%
Hillcrest Asset Management LLC 144,275$4,406,0001.47%
FIDUCIARY MANAGEMENT ASSOCIATES LLC 504,585$15,410,0001.00%
FRONTIER CAPITAL MANAGEMENT CO LLC 3,425,277$104,608,0000.88%
BENNETT LAWRENCE MANAGEMENT L L C/NY 87,357$2,667,0000.85%
View complete list of CARRIZO OIL & GAS INC shareholders