Stock futures are down on Aug. 20 as investors await Fed meeting minutes and key earnings from Target and Lowe's. See the latest market moves

U.S. stock index futures declined on Wednesday, following a tech selloff on Wall Street, as investors geared up for more retail earnings and a crucial Federal Reserve symposium later this week.

Stock markets fluctuated on Wednesday, with many investors sticking to the sidelines while hoping for clues on US interest rate moves.

Investors eyed risks around a high-stakes US-Ukraine meeting, kicking off a week dominated by a Federal Reserve speech that could define the outlook for interest rates.

Follow all the latest U.S. market action for Tuesday here to see if stocks can shake of some summer torpor and reach fresh highs.

The Nasdaq and S&P 500 dipped today, driven by tech stocks, as investors gear up for what Federal Reserve chair Jerome Powell will say about the path of interest rates at a key conference later in the week.