Stocks are closing lower as energy companies fall with oil prices and a winning streak for technology companies ends, the AP reports. The price of US crude fell 2.5% Friday. Helmerich & Payne dropped 5.5%. General Electric fell 2.9% after a disappointing profit forecast. European stocks tumbled following a report the European Central Bank will make a decision about reducing its economic stimulus in October. The blue chip Euro Stoxx 50 index fell 1.4%. The Standard & Poor's 500 index slipped less than 1 point to 2,472. The Dow Jones industrial average fell 31 points, or 0.1%, to 21,580. The Nasdaq lost 2 points to 6,387, ending a 10-day string of gains. (More stock market stories.)