(Bloomberg) -- Nobody likes missing a bull market, even if it’s happening half a world away.

Asset managers have piled almost $11 billion into developing- nation exchange-traded funds listed in the U.S. this quarter, the most since 2012, according to data compiled by Bloomberg. That’s sent the premium of the biggest -- Vanguard Group Inc.’s FTSE Emerging Markets ETF -- to an average 0.2 percentage-point over its underlying assets, the widest gap in two years.

Subscribe Now

Access to premium content including in-depth coverage of mutual funds, hedge funds, 401(K)s, 529 plans, and more.

3-Week Free Trial

Insight and analysis into the management, marketing, operations and technology of the asset management industry.