The Dow, S&P 500, and Nasdaq were little changed at midday Friday, heading to the close of a volatile week for markets that began with a global sell-off .

Akamai Technologies ( AKAM ) was the best-performing stock in the S&P 500 after the tech firm beat profit and sales estimates and raised its earnings guidance as it saw higher demand for its security and cloud computing offerings.

Shares of Take-Two Interactive Software ( TTWO ) gained after the video game maker also posted better-than-expected results and gave an upbeat outlook as net bookings rose.

Sweetgreen ( SG ) shares soared after the salad restaurant chain cut its losses, exceeded revenue forecasts, and raised its guidance as it added locations.

Intel ( INTC ) shares dropped as the chipmaker reportedly canceled an event scheduled for September after reporting wider-than-expected losses and announcing layoffs.

Shares of Insulet ( PODD ) slumped as the manufacturer of the Omnipod insulin delivery system missed earnings estimates amid concerns about the number of new products reaching the market.

Mondelez International ( MDLZ ) shares dropped as the snack food maker missed revenue estimates as consumers turned to lower-priced brands.

Oil and gold futures advanced. The yield on the 10-year Treasury note fell. The U.S. dollar lost ground to the euro, pound, and yen. Prices for most major cryptocurrencies were higher.