The rumble for a trend called direct indexing seems to be accelerating, as a burgeoning number of investors are displaying a demand for specialized portfolios, according to markettradingessentials.com. The upshot: eschewing ownership of a mutual or exchange traded fund, direct indexing’s flashing the wallet on stocks of an index, the site continued. The idea’s to hit to hit paydirt on, for example, tax efficiency, diversification or values-based investing.

“It says a lot that these large fund providers are leaning into direct indexing,” said Adam Grealish, head of investments at Altruist, an advisor platform with a direct indexing product. So, in light of the ascension of direct indexing, investors might be asking, pre tell, how to build a portfolio in which this strategy’s incorporated, according to corporate.vanguard.com. Well, presto, investors can cull ways to meet that goal through a framework available in Personalized indexing: A portfolio construction plan, a Vanguard research paper recently published.

“Our research represents a sensible starting point for potential direct indexing investors who want to include this strategy in their portfolios,” said Vanguard senior investment strategist Kevin Khang, Ph.D., one of the paper’s authors.