Shares of electrical equipment companies tumbled at market open as broader indexes retreated following a spike in oil prices and Goldman Sachs' downgrade of the brokerage sector.
Here's how some shares of electrical equipment makers are faring:
Itron Inc., down $2.23, or 2.3 percent, to $95.83.
Emerson Electric Co., down $1.79, or 3.5 percent, to $49.29.
Molex Inc., down 36 cents to $25.66.
Commscope Inc., down $1.01 to $52.80.