According to the ETF Finder at ETF Channel, SHW makes up 2.90% of the Materials Select Sector SPDR Fund ETF (XLB) which is lower by about 0.5% on the day Tuesday.
In afternoon trading Tuesday, SHW was up about 0.2% on the day.
We've seen it before and we'll see it again, Cramer says. Here's how to profit from the next flash crash.
The housing sector is marching on, pulling the economy along.