GROUP ONE TRADING, L.P. - WESTMORELAND COAL CO ownership

WESTMORELAND COAL CO's ticker is and the CUSIP is 960878956. A total of 4 filers reported holding WESTMORELAND COAL CO in Q4 2014. The put-call ratio across all filers is 1.51 and the average weighting 1.8%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of WESTMORELAND COAL CO
ValueSharesWeighting
Q3 2017$3,000
-50.0%
1,000
-16.7%
0.00%
Q2 2017$6,000
-97.2%
1,200
-91.8%
0.00%
-100.0%
Q1 2017$212,000
+59.4%
14,600
+94.7%
0.00%
+100.0%
Q4 2016$133,000
-71.7%
7,500
-85.8%
0.00%
-80.0%
Q3 2016$470,000
-21.8%
53,000
-16.0%
0.01%
-28.6%
Q2 2016$601,000
-38.7%
63,100
-53.6%
0.01%
-50.0%
Q1 2016$981,000
+50.9%
136,000
+23.1%
0.01%
+75.0%
Q4 2015$650,000
-47.9%
110,500
+24.9%
0.01%
-52.9%
Q3 2015$1,247,000
+435.2%
88,500
+690.2%
0.02%
+466.7%
Q2 2015$233,000
-17.1%
11,200
+6.7%
0.00%
-25.0%
Q1 2015$281,000
-48.1%
10,500
-35.6%
0.00%
-50.0%
Q4 2014$541,000
-12.9%
16,300
-1.8%
0.01%
-20.0%
Q3 2014$621,000
+404.9%
16,600
+388.2%
0.01%
+400.0%
Q2 2014$123,0003,4000.00%
Other shareholders
WESTMORELAND COAL CO shareholders Q4 2014
NameSharesValueWeighting ↓
StratiFi, LLC 36,000$1,196,0007.27%
GROUP ONE TRADING, L.P. 16,300$541,0000.01%
SIMPLEX TRADING, LLC 73$35,0000.00%
Citadel Advisors 38,100$1,265,0000.00%
View complete list of WESTMORELAND COAL CO shareholders