Drew Angerer/Getty Images BNY Mellon told us how the firm is positioning client portfolios in anticipation of the election outcome.Large-cap companies are expected to benefit the most given that they are more tied to the global economy and could benefit from a weaker dollar.The bank said it is making asset allocation changes right now on the basis of fundamentals, not who wins the election.Here are five ways investors should position their portfolios if Joe Biden wins, according to Jeff Mortimer, director of investment strategy at BNY Mellon.Visit Business Insider's homepage for more stories.Investors across the globe are considering making changes to their portfolios and evaluating their exposure to ensure they are correctly positioned ahead of what promises to be a volatile US election.Most are increasingly pricing in a Biden victory and a blue-wave outcome as the Democratic presidential nominee maintains a hefty lead in the polls.