NDAQ
The NASDAQ OMX Group, Inc.NASDAQ-GS
Settlement Date Short Interest Avg Daily Share Volume Days To Cover
5/15/2012 3,136,713 3,082,374 1.017629
4/30/2012 3,631,153 2,571,535 1.412057
4/13/2012 1,964,491 1,924,915 1.020560
3/30/2012 2,002,695 1,625,913 1.231736
3/15/2012 1,964,118 1,507,366 1.303013
2/29/2012 2,363,730 1,797,946 1.314684
2/15/2012 2,933,240 2,374,043 1.235546
1/31/2012 3,530,602 1,540,908 2.291248
1/13/2012 4,358,857 1,533,902 2.841679
12/30/2011 3,856,673 994,330 3.878665
12/15/2011 4,092,787 1,856,740 2.204287
11/30/2011 4,855,910 1,770,625 2.742484
11/15/2011 4,425,281 2,691,561 1.644132
10/31/2011 4,152,384 2,929,953 1.417219
10/14/2011 5,032,887 2,846,256 1.768248
9/30/2011 5,099,186 3,347,818 1.523137
9/15/2011 5,188,131 2,958,750 1.753487
8/31/2011 4,473,444 2,351,137 1.902673
8/15/2011 4,016,388 3,735,333 1.075242
7/29/2011 2,660,924 2,121,660 1.254171
7/15/2011 2,417,370 1,841,687 1.312585
6/30/2011 2,879,815 1,944,562 1.480958
6/15/2011 3,437,212 1,740,945 1.974337
5/31/2011 3,364,329 2,955,870 1.138186
5/13/2011 5,423,928 1,663,280 3.260983