Shares of Dell fell 8.4 percent to $29.20 on Nasdaq, after hitting a session low of $29.13, its lowest since May 5, 2003. Dell on Monday posted preliminary third-quarter earnings below expectations and lowered its revenue forecast. UBS cut its rating on Dell to "neutral" from "buy."
The Dow Jones industrial average was down 9 points, or 0.09 percent, at 10,430.86. The Standard & Poor's 500 Index was down 3.12 points, or 0.26 percent, at 1,203.89. The technology-laced Nasdaq Composite Index was down 5.37 points, or 0.25 percent, at 2,114.93.