Wall Street Closes the Week Higher as Indexes Show Gains

US stock markets closed Friday with increases despite uncertainties in the bond and energy markets, leaving behind a week full of records.

General Rise in Stock Indexes

The S&P 500 index climbed 0.6 percent after reaching an all-time high three days ago.

The Dow Jones Industrial Average gained 0.8 percent with an increase of 423 points, while the Nasdaq composite index also rose by 0.6 percent.

Trend in Oil and Bond Markets

As concerns over the normalization of the global energy sector persist, oil prices continued to follow a volatile course.

After fluctuating between $102.50 and $105 a barrel, Brent crude closed up 0.4 percent at $104.72.

In the bond market, the yield on the 10-year Treasury note rose from 5.22 percent late Thursday to 5.24 percent.

Prominent Company Movements

Humana shares rallied 11.6 percent after receiving favorable quality data for its Medicare Advantage plans compared to competitors.

Crown Castle and American Tower shares rose following the announcement of a purchase after SpaceX's move toward becoming a mobile operator in the US.

Decline in the Wireless Communications Sector

Following developments in the sector, shares of wireless communications companies such as T-Mobile US, AT&T, and Verizon lost value and closed the day down.