Shares of Apple Inc. AAPL, -1.49% slumped 1.7% in afternoon trading, enough to pace the Dow Jones Industrial Average's DJIA, +0.17% decliners, as they flirted with their first sub-$130 close in 18 months. The stock was headed for a new closing low for the year, below the previous low of $130.06 on June 16, 2022, and the lowest close since June 15, 2021.