SIMPLEX TRADING, LLC - CARRIZO OIL & GAS INC ownership

CARRIZO OIL & GAS INC's ticker is CRZO and the CUSIP is 144577103. A total of 269 filers reported holding CARRIZO OIL & GAS INC in Q4 2016. The put-call ratio across all filers is 0.88 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 Q4 2016
NameSharesValueWeighting ↓
Alta Advisers Ltd 84,620$2,503,0003.69%
Maple Rock Capital Partners 150,000$4,437,0003.23%
SHEPHERD KAPLAN KROCHUK, LLC 358,459$10,603,0002.80%
DARUMA CAPITAL MANAGEMENT LLC 1,335,953$39,517,0002.37%
VIKING FUND MANAGEMENT LLC 280,000$8,282,0001.63%
First Washington CORP 94,100$2,783,0001.62%
Guinness Asset Management LTD 122,095$3,612,0001.48%
HELLMAN JORDAN MANAGEMENT CO INC /MA/ 197,736$5,849,0001.41%
FIDUCIARY MANAGEMENT ASSOCIATES LLC 704,655$20,844,0001.22%
FALCON POINT CAPITAL, LLC 135,779$4,016,0000.87%
View complete list of CARRIZO OIL & GAS INC shareholders