As we move into the New Year, it is a good time to revisit what we do and do not know about insider trading.
We know that corporate officers' and directors' trading has to be revealed to the public via a filing with the Securities and Exchange Commission.
We know that, in most cases, insider buying is far more informative than insider selling. Most insider selling reveals very little real information, as there are dozens of reasons for insiders to be cashing in stocks, most of which have little to do with business prospects.
The exception to this rule is...
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