The Casablanca Stock Exchange was down slightly on Friday at the opening, the Masi yielding ground by 0.15%, to 13,274.94 points (pts).
The MSI 20, which reflects the price performance of the 20 most liquid companies, fell 0.26% to 1,081.59 pts, and the Madex fell 0.16% to 10,778.23 pts.
The Casablanca ESG 10, a thematic index that calculates the price performance of socially responsible companies, fell 0.06% to 994.9 pts.
On the value front, Cosumar (-1.09%) recorded the biggest drop at the start of the session, followed by Res Dar Saada (-0.94%) and Attijariwafa Bank (-0.80%)
In contrast, Fenie Brossette (+ 5.97%), Stroc Industrie (+ 5.06%) and Med Paper (+ 3.44%) posted the largest increases.