GROUP ONE TRADING, L.P. - ALEXCO RESOURCE CORP ownership

ALEXCO RESOURCE CORP's ticker is and the CUSIP is 01535P906. A total of 3 filers reported holding ALEXCO RESOURCE CORP in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ALEXCO RESOURCE CORP
ValueSharesWeighting
Q4 2021$9,000
-93.6%
5,300
-94.4%
0.00%
Q3 2021$141,000
-74.8%
94,300
-57.9%
0.00%
-100.0%
Q2 2021$560,000
+362.8%
223,900
+364.5%
0.00%
Q1 2021$121,000
-65.8%
48,200
-56.9%
0.00%
-100.0%
Q4 2020$354,000
+54.6%
111,800
+28.7%
0.00%0.0%
Q3 2020$229,000
+990.5%
86,900
+824.5%
0.00%
Q2 2020$21,000
-58.8%
9,400
-77.4%
0.00%
Q1 2020$51,000
+240.0%
41,600
+540.0%
0.00%
Q4 2019$15,000
+400.0%
6,500
+225.0%
0.00%
Q3 2019$3,000
-72.7%
2,000
-80.0%
0.00%
Q2 2019$11,000
-8.3%
10,0000.0%0.00%
Q1 2019$12,000
-25.0%
10,000
-16.7%
0.00%
Q2 2018$16,0000.0%12,0000.0%0.00%
Q1 2018$16,000
-94.1%
12,000
-93.0%
0.00%
-100.0%
Q4 2017$271,000
-29.1%
170,500
-35.2%
0.00%
-33.3%
Q3 2017$382,000
-22.7%
263,200
-29.7%
0.00%
-40.0%
Q2 2017$494,000
-39.4%
374,300
-29.7%
0.01%
-44.4%
Q1 2017$815,000
+68.0%
532,800
+48.3%
0.01%
+80.0%
Q4 2016$485,000
+239.2%
359,300
+346.9%
0.01%
+150.0%
Q3 2016$143,000
-51.4%
80,400
-55.5%
0.00%
-33.3%
Q2 2016$294,000
+153.4%
180,500
+50.4%
0.00%
+50.0%
Q1 2016$116,000
+118.9%
120,000
+17.6%
0.00%
+100.0%
Q4 2014$53,000
-23.2%
102,000
-1.4%
0.00%0.0%
Q3 2014$69,000
-37.3%
103,400
+18.4%
0.00%
-50.0%
Q2 2014$110,000
+205.6%
87,300
+263.8%
0.00%
+100.0%
Q1 2014$36,000
+33.3%
24,000
+11.1%
0.00%
Q4 2013$27,000
+440.0%
21,600
+554.5%
0.00%
Q3 2013$5,000
+66.7%
3,300
+10.0%
0.00%
Q2 2013$3,0003,0000.00%
Other shareholders
ALEXCO RESOURCE CORP shareholders Q4 2020
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 223,900$560,0000.00%
SIMPLEX TRADING, LLC 45,200$113,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ALEXCO RESOURCE CORP shareholders