US STOCKS-Wall St opens lower after three-day rally
* All three major indexes on track to end week higher
* Twitter jumps on report company moving closer to sale
* Indexes down: Dow 0.13 pct, S&P 0.20 pct, Nasdaq 0.21 pct (Updates to open)
By Tanya Agrawal
Sept 23 (Reuters) - U.S. stock indexes opened lower on Friday but were poised to end the week higher after a three-day rally spurred by optimism that the Federal Reserve will hold off from raising interest rates in the near term.
Twitter shares jumped 15.7 percent to $21.55 after CNBC reported the microblogger is moving closer to a sale and that suitors include Alphabet's Google and Salesforce.com.
Investors have been in risk-on mode again, encouraged by the Fed's decision to stand pat on rates at a meeting this week.
"There is some consolidation after the very active and positive week for stocks based on news flow from the central banks, said David Donabedian, chief investment officer of Atlantic Trust Private Wealth Management.
Fed Chair Janet Yellen said on Wednesday that U.S. growth was looking stronger and rate increases would be needed to keep the economy from overheating and fueling high inflation. But the central bank maintained the low-interest rate environment that has helped underpin the bull market for stocks. Continuación...