An increasing number of exchange-traded funds offer investors exposure to multiple investment factors under the roof of one fund. Known as multi-factor funds, these ETFs help investors ease the burden of identifying when a specific investment factor will work or fall out of favor. The iShares Edge MSCI Multifactor USA ETF LRGF 0.37% is becoming one of the more venerable names among multi-factor ETFs. LRGF celebrates its third birthday next month and is close to having $1 billion in assets under management, putting in the upper echelon of large-cap, U.S. multi-factor ETFs in terms of assets controlled. The ETF “seeks to maximize exposure to factors that have historically outperformed the broad market (quality, value, size and momentum), while maintaining a similar level of market risk,” according to iShares. SourceUpside is coming to an end. Some consolidation is possible. $LRGF, iShares U.S. Equity Factor ETF / D