Wall Street rises for fifth day, S&P 500 hits record high; Dow up 110 pts

The S&P 500 was up 7.62 points, or 0.16%, at 4,798.81, and the Nasdaq Composite was up 3.97 points, or 0.03%, at 15,875.23

The S&P 500 hovered around record highs on Tuesday as conviction in the U.S. economy helped investors shrug off concerns over Omicron-driven travel disruptions and store closures, and extended Wall Street's four-day rally amid thin trading volumes.

The Centers for Disease Control and Prevention (CDC) on Monday shortened the recommended isolation time for Americans with asymptomatic cases of COVID-19 to five days from the previous guidance of 10 days.

The CDC's update, along with approvals to new pills and more vaccines to fight COVID-19, have all helped investors look past thousands of flight cancellations and Apple Inc shutting its New York stores