Among the largest underlying components of PUI, in trading today DirecTv ( DTV) is off about 0.8%, and Time Warner Cable ( TWC) is lower by about 1.6%.

FORBES: Investors Concerned As Utilities ETF See 30% Outflow

Among the largest underlying components of PUI, in trading today DirecTV ( DTV) is up about 0.9%, and Time Warner Cable Incorporated ( TWC) is up by about 1.2%.

FORBES: Utilities See InFlow -- DTV, TWC in Focus