Short selling in the S&P 500 energy sector rose in November to its highest in years, outpacing that in the benchmark S&P 500 index as crude oil prices continued to tumble amid a global glut, according to Markit data. On average, 5.5 percent shares in the S&P energy sector were on loan for the five weeks ended Dec. 3, compared with a 2.98 percent average for the broader S&P 500 over the same period. In the preceding five weeks through Oct. 29, about 5.2 percent of energy shares were on loan on average, against 3 percent for the S&P 500. In the five weeks ended Sept. 29, 5.1 percent of energy shares were on loan, versus the S&P’s 2.8 percent. “There’s a growing number of people […]