Stock indexes are mostly lower on Wall Street in afternoon trading Tuesday, pulling the market slightly below its record high as investors close out their positions for 2021. The S&P 500 was down 0.1 percent as of 2:20 p.m. Eastern. The benchmark index is coming off an all-time high on Monday, when it posted its fourth straight gain. The Dow Jones Industrial Average rose 0.3 percent and the Nasdaq was down 0.6 percent. Some 62 percent of the companies in the S&P 500 were up, but a slide in technology, health care and communication stocks outweighed gains in industrial firms, banks and elsewhere in the market. Small company stocks also fell, pulling the Russell 2000 index 0.6 percent lower. “We did have four straight days of upward movement,” said Sam Stovall, chief investment strategist at CFRA. “Investors are keeping their fingers tightly crossed that we will end up with a …