SIMPLEX TRADING, LLC - CARRIZO OIL & GAS INC ownership

CARRIZO OIL & GAS INC's ticker is CRZO and the CUSIP is 144577103. A total of 227 filers reported holding CARRIZO OIL & GAS INC in Q2 2019. The put-call ratio across all filers is 0.92 and the average weighting 0.1%.

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 Q2 2019
NameSharesValueWeighting ↓
Wilks Brothers, LLC 3,438,600$95,765,00010.11%
Columbia Pacific Advisors, LLC 50,756$4,502,0005.27%
Caymus Capital Partners, L.P. 1,142,512$31,819,0005.09%
Lion Point Capital, LP 2,000,002$55,700,0005.01%
Old West Investment Management, LLC 274,587$7,647,0003.84%
Bedell Frazier Investment Counselling, LLC 308,406$8,589,0002.52%
NWQ INVESTMENT MANAGEMENT COMPANY, LLC 4,053,623$112,893,0002.03%
TANAKA CAPITAL MANAGEMENT INC 30,105$838,0002.01%
SIR Capital Management, L.P. 435,400$12,126,0001.98%
INVESTMENT COUNSELORS OF MARYLAND LLC 1,113,281$31,005,0001.44%
View complete list of CARRIZO OIL & GAS INC shareholders