Monday will be an especially noteworthy day on America’s calendar — and it’s one that will be marked by various closings, including that of financial markets.

Less than two weeks after the stock market shuttered for former President Jimmy Carter’s state funeral, investors may be looking for another break on Martin Luther King Jr. Day. This year, the annual day of remembrance for the civil rights leader happens to coincide with Donald Trump’s inauguration as the 47th president.