GROUP ONE TRADING, L.P. - HORSEHEAD HLDG CORP ownership

HORSEHEAD HLDG CORP's ticker is and the CUSIP is 440694905. A total of 2 filers reported holding HORSEHEAD HLDG CORP in Q4 2013. 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 HORSEHEAD HLDG CORP
ValueSharesWeighting
Q4 2015$20,000
-77.3%
9,700
+29.3%
0.00%
-100.0%
Q2 2015$88,000
-12.9%
7,500
-6.2%
0.00%
-50.0%
Q1 2015$101,000
+62.9%
8,000
+105.1%
0.00%
+100.0%
Q4 2014$62,000
-62.9%
3,900
-61.4%
0.00%
-66.7%
Q3 2014$167,000
+339.5%
10,100
+381.0%
0.00%
+200.0%
Q2 2014$38,000
+1800.0%
2,100
+2000.0%
0.00%
Q1 2014$2,000
-96.2%
100
-97.0%
0.00%
-100.0%
Q4 2013$53,000
+1225.0%
3,300
+1000.0%
0.00%
Q3 2013$4,000
-84.6%
300
-85.0%
0.00%
-100.0%
Q2 2013$26,0002,0000.00%
Other shareholders
HORSEHEAD HLDG CORP shareholders Q4 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 3,300$53,0000.00%
Citadel Advisors 3,400$55,0000.00%
View complete list of HORSEHEAD HLDG CORP shareholders