Asset managers filing to launch dual share-class mutual funds, creating an ETF sleeve for existing strategies, could end up eroding key benefits of the wrapper.
Exchange-traded funds have amassed trillions of dollars by offering investors greater tax efficiency, liquidity and lower costs than mutual funds. Now, a looming regulatory shift is poised to bring the two vehicles closer together — and threatens to complicate the very features that fueled the ETF boom.
The US Securities and Exchange Commission is expected to approve applications for dual-share-class structures, perhaps as soon as this summer, allowing managers to add an ETF sleeve to an existing mutual fund. More than 50 firms, including BlackRock Inc. and State Street Corp., are…