Shortly after opening, the MASI.20, an index of the 20 most liquid stocks, and the MASI.ESG index, which includes companies with the highest ESG ratings as published by Moody's ESG Solutions, were up by 0.33% to 1,134.12 points and 0.23% to 1,019.72 points, respectively.

On Monday, the MASI had closed with a loss of 0.17%.