Investors braced for the Federal Reserve's next interest rate decision and earnings from tech giants Microsoft and Meta.

Investors focus on the Fed's policy decision and Chair Jerome Powell's news conference. Earnings from Meta and Microsoft are due after the closing bell.

The S&P 500 rose 10.4 points, or 0.16%, at the open to 6,381.23​, while the Nasdaq Composite rose 42.1 points, or 0.20%, to 21,140.397 at the opening bell.