Notice the top 4 sectors – account for 60% of S&P 500
From the above chart, A draw-down represents the peak-to-trough decline during a specific period of investment. In this case, the XLE dropped -29% in 2011 and -49% from mid-2014 to early 2016. XLE still remains -33% below previous peak levels. As oil prices have been halved, the energy sector and an investor of energy companies has been in a recession.
So look at for 4 sectors – technology, financials, healthcare, consumer discretionary
XLF – financials
XLV- health care
XLY – Consumer discretionary
dow for industrials and NDX for technology
source : delta market sentiment