Some of the largest include Guggenheim Multi-Asset Income ETF (NYSEArca: CVY), Pimco Enhanced Short Maturity Strategy Fund (NYSEArca: MINT), WisdomTree Asia Local Debt Fund (NYSEArca: ALD) and PowerShares CEF Income Composite Portfolio (NYSEArca: PCEF).
Active ETFs have faced transparency and regulatory hurdles, but the business could get a boost if Pimco launches an ETF version of Total Return Fund as expected in 2012. The giant Pimco bond fund is overseen by Bill Gross. [Pimco Discloses Fees for Total Return ETF]
Other investment managers such as BlackRock, State Street and Legg Mason have filed to launch active ETFs. [State Street Plans Active ETFs]
Pimco Enhanced Short Maturity Strategy Fund