U.S. stocks edged higher on Thursday after a sharp rally in the previous session as the Federal Reserve raised interest rates, while investors closely tracked the Russia-Ukraine peace talks. Nine of the 11 major S&P sectors rose in early trading, with energy shares gaining 1.7 percent as oil prices hit $105 amid warnings of supply shortages due to a shut-in of Russian oil supplies. Financials fell the most after rallying sharply in the previous session. The banks index lost 1.4 percent, weighed down by a 2.4 percent fall in Citigroup. The U.S. Treasury yield curve flattened to near two-year lows as investors digested the Fed’s policy decision. The S&P 500 closed up more than 2 percent on Wednesday, while the tech-heavy Nasdaq rallied almost 4 percent, after the U.S. central bank raised interest rates by 25 basis points as expected and forecast equivalent hikes at every meeting this year. “At …