ZINC
Horsehead Holding Corp.NASDAQ-GS
Settlement Date Short Interest Avg Daily Share Volume Days To Cover
1/15/2010 2,515,736 247,800 10.152284
12/31/2009 2,559,604 228,780 11.188058
12/15/2009 2,303,967 372,320 6.188137
11/30/2009 2,354,943 294,582 7.994185
11/13/2009 2,134,807 302,998 7.045614
10/30/2009 1,894,780 366,769 5.166140
10/15/2009 1,855,932 349,411 5.311602
9/30/2009 1,789,927 586,200 3.053441
9/15/2009 1,979,280 659,534 3.001028
8/31/2009 1,887,738 267,741 7.050612
8/14/2009 1,966,094 433,826 4.531987
7/31/2009 1,851,092 383,648 4.824975
7/15/2009 2,155,801 293,662 7.341096
6/30/2009 1,717,374 411,081 4.177702
6/15/2009 1,643,399 438,281 3.749647
5/29/2009 1,312,342 279,165 4.700955
5/15/2009 1,200,488 447,878 2.680391
4/30/2009 987,031 332,639 2.967274
4/15/2009 1,051,479 450,303 2.335048
3/31/2009 1,033,189 651,816 1.585093
3/13/2009 955,403 350,158 2.728491
2/27/2009 938,378 270,717 3.466269
2/13/2009 1,006,686 310,208 3.245197