Shares of Apple fell 1.3% and was on track to post its biggest two-day decline since June. The stock was the biggest drag on the three major indexes.
Investors were also assessing the likely impact of the Fed’s decision to start ending monetary stimulus by reducing its approximately US$4.2 trillion in holdings of US Treasury bonds and mortgage-backed securities from October.
While the central bank left rates unchanged, it cited low unemployment, growth in business investment and an economic expansion that has been moderate but durable this year to build its case for another rate hike in 2017.
Interest rate futures are now pricing in about a 70% chance of a December hike, according to CME’s FedWatch tool, up from above 50% prior to the Fed meeting.
Fed chair Janet Yellen said the fall in inflation this year remained a mystery, adding that the central bank was ready to change the interest rate outlook if needed.
“Today’s movement is most likely a give back as people digest the Fed statement and press conference,” said Michael Dowdall, investment strategist at BMO Global Asset Management.
“Clearly the Fed doesn’t have answers on the 2017 low inflation weakness but they’re still very sensitive to falling behind the curve so they want to stay in front of the inflation curve.”
At 12:33pm ET (1633 GMT), the Dow Jones Industrial Average was down 29.2 points, or 0.13%, at 22,383.39, and the S&P was down 3.41 points, or 0.13%, at 2,504.83.
The Nasdaq Composite was down 19.91 points, or 0.31%, at 6,436.14.
Five of the 11 major S&P sectors were lower, with the consumer staples index’s 0.74% fall leading the decliners.
Shares of Nvidia pared losses to trade down 3.4% after GlobalFoundries, which fabricates chips for Advanced Micro Devices, said Tesla had not committed to working with the company to develop its own artificial intelligence chip for self-driving cars.
Advanced Micro reversed course to trade down 2.9% and Tesla was off 1.6%.
US stocks have continued to climb this year, with the S&P up about 12% so far, helped by strong corporate profits and optimism that US President Donald Trump will cut taxes for businesses.
Valuations are stretched with the S&P trading near 17.6 times expected earnings, compared to its 10-year average of 14.3, according to Thomson Reuters Datastream.
Shares of Calgon Carbon soared 61.9% after Japanese chemical manufacturer Kuraray agreed to buy the carbon materials firm for US$1.107bil.
Declining issues outnumbered advancers on the NYSE by 1,402 to 1,365. On the Nasdaq, 1,425 issues rose and 1,341 fell. – Reuters