Feb 4 (Reuters) - Wall Street’s main indexes opened higher on Thursday, as investors looked to corporate earnings and signs of progress on a pandemic-relief package after data suggested the labor market was stabilizing. The Dow Jones Industrial Average rose 14.2 points, or 0.05%, at the open to 30737.78. The S&P 500 rose 6.5 points, or 0.17%, at the open to 3836.66, while the Nasdaq Composite rose 63.5 points, or 0.47%, to 13,674.06 at the opening bell.