shorts have been covering, just look at the list from 3.5 million to 600k.
CHEMTURA CORPORATION
$ 0.38 CEMJQ 0.01 Short Interest (Shares Short) 663,400 Days To Cover (Short Interest Ratio) 0.2 Short Percent of Float % Short Interest - Prior 3,588,500 Short % Increase / Decrease -81.51 % Short Squeeze Ranking™