Rouse(RSE) began trading on a when issued basis today in anticipation of its spin off next month from General Growth Properties(GGP). The stock, which opened at 14, moved steadily downward and closed the day at 12 on 55,819 shares traded. This represents a significant discount to book value and is below the $15/share, $200 million post-spin rights offering which Brookfield Asset Management has agreed to backstop.

Disclosure: The author holds no position in any stock mentioned