SPDR Homebuilders gaps down, holding thus far near last week's low and its 50 sma at 18.01/18.01 (XHB) 18.05 -0.17 : KBH -8.1%, LEN -2.1%, MDC -1.6%, MTH -1.4%, PHM -2.6%, SPF -0.9%, TOL -1.9% ITB -1.4%, DHI -2.4%.