As I understand it SRS moves inversely to IYR. Then how does it make sense that on November 20, 2008, (IYR) was around $26 and (SRS) was around $250!! Today, February 20, 2009 (IYR) is around $26 and (SRS) is around $82.
-month daily chart of IYR and SRS. The danger in holding double and triple ETFs has already been discussed in Minyanville, but these horses are nowhere near dead - they definitely need to be beaten again.