Investors need to tread carefully when considering large-cap blend ETFs and mutual funds, as only one ETF and 68 mutual funds in the large-cap blend style allocate enough value to attractive-or-better-rated stocks to earn an attractive rating.

FORBES: Large-Cap Blend Funds Need More Microsoft, Less BofA

Legg Mason Value Trust has lost more than 29% this year, while its large-blend peers are down about 13% in the period, according to Morningstar.

WSJ: Winners Exist in Fannie-Freddie Rescue

Not all large-cap blend style ETFs and mutual funds are created the same.

FORBES: Large-Cap Blend Funds Need More Microsoft, Less BofA