The worst performing sector as of midday Thursday is the Utilities sector, showing a 1.2% loss. Within that group, SCANA Corp (Symbol: SCG) and Ameren Corp (Symbol: AEE) are two large stocks that are lagging, showing a loss of 3.6% and 2.8%, respectively. Among utilities ETFs , one ETF following the sector is the Utilities Select Sector SPDR ETF (Symbol: XLU), which is down 1.1% on the day, and down 4.21% year-to-date. SCANA Corp, meanwhile, is down 1.48% year-to-date, and Ameren Corp, is down 6.66% year-to-date. Combined, SCG and AEE make up approximately 2.9% of the underlying holdings of XLU.

The next worst performing sector is the Materials sector, showing a 0.7% loss. Among large Materials stocks, FMC Corp. (Symbol: FMC) and LyondellBasell Industries NV (Symbol: LYB) are the most notable, showing a loss of 2.2% and 2.2%, respectively. One ETF closely tracking Materials stocks is the Materials Select Sector SPDR ETF ( XLB ), which is down 1.1% in midday trading, and up 2.83% on a year-to-date basis. FMC Corp., meanwhile, is down 5.60% year-to-date, and LyondellBasell Industries NV is up 6.18% year-to-date. Combined, FMC and LYB make up approximately 7.3% of the underlying holdings of XLB.

Comparing these stocks and ETFs on a trailing twelve month basis, below is a relative stock price performance chart, with each of the symbols shown in a different color as labeled in the legend at the bottom:

Here’s a snapshot of how the S&P 500 components within the various sectors are faring in afternoon trading on Thursday. As you can see, three sectors are up on the day, while five sectors are down.

Sector	% Change
Technology & Communications	+0.5%
Industrial	+0.1%
Energy	+0.1%
Financial	-0.0%
Services	-0.2%
Healthcare	-0.2%
Consumer Products	-0.3%
Materials	-0.7%
Utilities	-1.2%

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