Around the Reef authors disclose at the bottom of each entry any positions they hold in stocks mentioned in that entry. The author is required to disclose positions only in companies he writes about in a given entry. The author is not required to disclose positions he may hold in stocks that are not mentioned in an entry. Positions may change after they are disclosed. If an author mentions companies in which he holds no positions, the entry will be marked "no positions in any stocks mentioned." If the author mentions no equities in an entry, no disclosure is required. Authors may hold positions mentioned personally or for clients in Shark Asset Management. Nothing contained in this article should be interpreted as or deemed to be a recommendation to any investor or category of investors to purchase, sell or hold any security.