SPLG offers the same S&P 500 exposure as SPY at a much lower expense ratioSPLG and SPY posted identical one-year returns of 13.8%SPY commands far greater trading volume and assets under management than SPLGSPDR Portfolio S&P 500 ETF (AMEX: SPLG) and SPDR S&P 500 ETF Trust (SPY +0.00%) both track the S&P 500, but SPLG stands out for its lower cost, while SPY dominates in assets under management and trading liquidity.Both the SPDR Portfolio S&P 500 ETF (AMEX: SPLG) and the SPDR S&P 500 ETF Trust (SPY +0.00%) ...

And we are back on halftime. Dom Chu is standing by with today's ETF edge. >> All right, so Frank, as third quarter earnings and economic data increasingly paint a picture of a fragmenting type market, where are investors themselves seeing the best opportunities in terms of where they're directing their money.Joining me now is Anna Palia, the chief business officer and global head of ETFs at State Street Global Advisors. They know a thing or two, I would say, Anna, about ETFs. You guys are one of the bigges ...