On the other hand, actively managed ETFs with the highest outflows year-to-date include the WisdomTree Dreyfus Chinese Yuan (NYSEArca: CYB), WisdomTree Dreyfus Brazilian Real Fund (NYSEArca: BZF) and PIMCO Build America Bond Strategy (NYSEArca: BABZ).

PIMCO currently dominates the active ETF space, accounting for 59.8% of overall market share, compared to next 24.9% of WisdomTree and 5.8% of AdvisorShares. Consequently, fixed-income strategies, including global bonds and foreign bonds, by assets make up 78% of the overall active ETF space.

For more information on active funds, visit our actively managed ETFs category.

Max Chen contributed to this article.