mcoulter: could it be related to the 200M shares that were returned to SIRI from UBS and MS
10/31/11
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Rocco Pendola: I doubt it. I think lots of short interest ahead of earnings. Again, people could be right to bearish OR a short squeeze sets up. We'll see.
10/31/11
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Crunching Numbers: or, it could mean that there are a lot of folks like me that have sold covered calls in non-marginable accounts, like IRAs, SEPs, etc.