US STOCKS-Wall St ends slightly lower; Chipotle rises late
* Netflix and Chipotle both rise after-hours on results
* Yum Brands, McDonald's shares down on China food safety
* EMC jumps on report of activist investor stake
* Dow off 0.3 pct; S&P 500 down 0.2 pct; Nasdaq off 0.2 pct (Updates to close, adds results from Netflix and Chipotle)
By Ryan Vlastelica
NEW YORK, July 21 (Reuters) - U.S. stocks slipped on Monday as investors remained cautious about instability in Ukraine and Gaza, though the three major indexes ended well off their lows, a sign that some appetite for riskier assets remained.
The S&P 500 fell as much as 0.6 percent, though it recovered most of those losses and closed right above its 14-day moving average, suggesting buyers were using weakness to come back into the market. Still, the day's losses were broad, and nine of the 10 primary S&P 500 sector indexes fell. The S&P energy sector index represented the only positive group, up 0.2 percent. U.S. crude oil for August delivery shot up 1.4 percent to settle at $104.59 ahead of Tuesday's contract expiry.
Violence escalated in the Gaza Strip despite growing international calls for a cease-fire. The Palestinian death toll rose above 500 while Israel's losses also mounted. While the impact to the U.S. economy is seen as minimal, investors are concerned about the fallout from an extended period of increased violence as well as the prospect that it could spread to other parts of the Middle East.
Market participants also kept watch on the uncertain situation in Ukraine, where fighting flared in the city of Donetsk. Last week a Malaysian Airlines jet was shot down over Ukraine, adding to an already tense situation between the country and Russia. Continuación...