Gundlach also previously ran this fund, which MetWest now manages. The fund is also heavy in mortgage-backed securities, many of which are junk-bond rated. Since becoming manager in late 2009, Tad Rivelle has introduced commercial mortgage-backed securities into the fund, and has increased its exposure to financial-sector corporate bonds. Over the past 10 years, the fund has returned an annualized 7 percent. It yields 3.5 percent, and its annual fees are 0.44 percent. Read more about TCW Core Fixed-Income.