Futures tracking US stock indices fell on Wednesday, extending declines from yesterday as higher energy prices added to a deteriorating macroeconomic backdrop.

Contracts for the S&P 500 and the Dow fell over 1% and those for the Nasdaq 100 dropped 1.6%.

Treasury yields rose after President Trump invalidated the ceasefire with Iran following strikes by both sides, driving oil prices to surge and markets to reconsider inflationary risks.

Insights on the Fed's willingness to raise interest rates could be uncovered with minutes of the FOMC's June meeting to be released shortly.

Credit-sensitive sectors fell, with banks and industrials down premarket.

Chips also extended their rout on concerns that hyperscalers will be forced to slow spending in AI infrastructure, while reports that major Chinese companies are starting chip projects hampered the outlook on their market shares.

Micron, Sandisk, and Nvidia were sharply lower premarket, while Meta, Amazon, and Microsoft fell up to 2%.