U.S. stock indexes rose on Tuesday as upbeat results from Johnson & Johnson and Travelers fired up risk appetite, after big banks kicked off the third-quarter reporting period on a positive note last week. The benchmark S&P 500 index is now less than 1 percent away from a record high hit in early September, with investors hoping that a flow of better-than-expected earnings reports will push the market to new highs despite concerns about an eventual tightening of monetary policy. Johnson & Johnson’s shares rose 1.8 percent as it raised its 2021 adjusted profit forecast, while maintaining the sales outlook for its COVID-19 vaccine this year. Travelers Cos Inc. added 2.6 percent after the property and casualty insurer beat estimates for third-quarter profit. Ten of the 11 major S&P 500 sector indexes were trading higher, with healthcare stocks taking the lead. “We could actually see us hit a new all …