GROUP ONE TRADING, L.P. - POTASH CORP SASK INC ownership

POTASH CORP SASK INC's ticker is and the CUSIP is 73755L907. A total of 6 filers reported holding POTASH CORP SASK INC in Q4 2014. 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 POTASH CORP SASK INC
ValueSharesWeighting
Q4 2017$1,041,000
-56.5%
50,400
-59.5%
0.01%
-68.2%
Q3 2017$2,393,000
-6.3%
124,400
-20.6%
0.02%
-18.5%
Q2 2017$2,554,000
+5.8%
156,700
+10.8%
0.03%
-3.6%
Q1 2017$2,415,000
+11.6%
141,400
+18.2%
0.03%
+33.3%
Q4 2016$2,164,000
+40.9%
119,600
+27.1%
0.02%
+23.5%
Q3 2016$1,536,000
-63.8%
94,100
-64.0%
0.02%
-66.0%
Q2 2016$4,244,000
+9.4%
261,300
+14.7%
0.05%
-9.1%
Q1 2016$3,879,000
+795.8%
227,900
+800.8%
0.06%
+1000.0%
Q4 2015$433,000
+415.5%
25,300
+517.1%
0.01%
+400.0%
Q3 2015$84,000
-86.2%
4,100
-79.2%
0.00%
-88.9%
Q2 2015$610,000
+492.2%
19,700
+515.6%
0.01%
+350.0%
Q1 2015$103,000
+45.1%
3,200
+60.0%
0.00%
+100.0%
Q4 2014$71,0002,0000.00%
Other shareholders
POTASH CORP SASK INC shareholders Q4 2014
NameSharesValueWeighting ↓
Marathon Trading Investment Management LLC 311,000$11,026,0000.16%
Virtu KCG Holdings LLC 56,800$2,006,0000.03%
Citadel Advisors 291,800$10,306,0000.01%
SIMPLEX TRADING, LLC 245$34,0000.00%
Timber Hill LLC 27,600$975,0000.00%
GROUP ONE TRADING, L.P. 2,000$71,0000.00%
View complete list of POTASH CORP SASK INC shareholders