In This Story GOOGL +1.23% TSLA +1.13% IBM +1.52% UNH -1.96% NVDA +0.54% Shaken by geopolitical shocks, the S&P 500 was flat last week and the Nasdaq nosed just into the red — but the Dow Jones Industrial Average finished significantly lower, weighed down by a double blow from UnitedHealth ( UNH -1.96% ) and Nvidia ( NVDA +0.54% ) . Suggested Reading Seven theme parks that won't break your bank The 10 best states for car enthusiasts Meta's antitrust trial, Nvidia's stateside manufacturing, and