GROUP ONE TRADING LLC - COMPANHIA DE SANEAMENTO BASI ownership

COMPANHIA DE SANEAMENTO BASI's ticker is and the CUSIP is 20441A952. A total of 4 filers reported holding COMPANHIA DE SANEAMENTO BASI in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING LLC ownership history of COMPANHIA DE SANEAMENTO BASI
ValueSharesWeighting
Q2 2024$106,255
-20.1%
7,9000.0%0.00%
-100.0%
Q1 2024$132,957
+10.5%
7,9000.0%0.00%
Q4 2023$120,317
+351.2%
7,900
+259.1%
0.00%
Q3 2023$26,664
+2.4%
2,2000.0%0.00%
Q2 2023$26,048
-94.0%
2,200
-94.9%
0.00%
-100.0%
Q1 2023$435,435
+226.8%
43,500
+248.0%
0.00%
Q4 2022$133,250
-30.6%
12,500
-40.8%
0.00%
Q3 2022$192,000
+19100.0%
21,100
+21000.0%
0.00%
Q2 2022$1,000
-95.2%
100
-95.2%
0.00%
Q1 2022$21,000
-58.8%
2,100
-69.6%
0.00%
Q4 2021$51,000
-77.5%
6,900
-78.4%
0.00%
Q3 2021$227,000
-7.7%
32,000
-3.6%
0.00%
Q2 2021$246,000
-85.9%
33,200
-86.1%
0.00%
-100.0%
Q1 2021$1,745,000
+2760.7%
238,100
+3253.5%
0.00%
Q4 2020$61,000
-40.8%
7,100
-42.7%
0.00%
Q3 2020$103,000
+30.4%
12,400
+65.3%
0.00%
Q2 2020$79,000
-83.1%
7,500
-88.2%
0.00%
-100.0%
Q1 2020$468,000
-59.8%
63,400
-18.0%
0.00%
-50.0%
Q4 2019$1,163,000
-21.6%
77,300
-38.1%
0.01%
-33.3%
Q3 2019$1,484,000
+48.4%
124,900
+51.9%
0.01%
+33.3%
Q2 2019$1,000,000
+30.4%
82,200
+13.4%
0.01%0.0%
Q1 2019$767,000
+5013.3%
72,500
+3927.8%
0.01%
Q4 2018$15,000
-92.2%
1,800
-94.5%
0.00%
-100.0%
Q3 2018$192,000
+60.0%
32,600
+63.0%
0.00%
+100.0%
Q2 2018$120,000
-43.4%
20,0000.0%0.00%
-50.0%
Q1 2018$212,000
+35.0%
20,000
+33.3%
0.00%
+100.0%
Q4 2017$157,000
+15600.0%
15,000
+14900.0%
0.00%
Q3 2017$1,000
-50.0%
100
-50.0%
0.00%
Q2 2017$2,000
+100.0%
200
+100.0%
0.00%
Q4 2016$1,000
-87.5%
100
-88.9%
0.00%
Q2 2016$8,000
+33.3%
9000.0%0.00%
Q1 2016$6,000
-64.7%
900
-79.5%
0.00%
Q3 2015$17,000
-26.1%
4,4000.0%0.00%
Q2 2015$23,000
-93.2%
4,400
-92.9%
0.00%
-100.0%
Q1 2015$336,000
-49.8%
62,000
-41.7%
0.01%
-50.0%
Q4 2014$669,000
+109.7%
106,400
+170.7%
0.01%
+100.0%
Q3 2014$319,000
-14.2%
39,300
+13.3%
0.01%
-16.7%
Q2 2014$372,000
+268.3%
34,700
+218.3%
0.01%
+200.0%
Q1 2014$101,000
+98.0%
10,900
+142.2%
0.00%
+100.0%
Q4 2013$51,000
+50.0%
4,500
+36.4%
0.00%0.0%
Q2 2013$34,0003,3000.00%
Other shareholders
COMPANHIA DE SANEAMENTO BASI shareholders Q1 2023
NameSharesValueWeighting ↓
GROUP ONE TRADING LLC 43,500$435,4350.00%
Optiver Holding B.V. 153,200$1,533,5320.00%
SIMPLEX TRADING, LLC 10,200$1020.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of COMPANHIA DE SANEAMENTO BASI shareholders