The PSI index saw nine companies decline while six experienced gains.
Leading the losses was EDP Renováveis, which fell by 2.61% to 9.72 euros.
Significant declines were also recorded by Semapa, down 1.86% to 17.90 euros; Altri, dropping 1.73% to 5.12 euros; Galp, decreasing 1.72% to 16.28 euros; Navigator, falling 1.44% to 3.29 euros; and Jerónimo Martins, which slipped 1.15% to 20.72 euros.
Other companies with less than 1% declines included Corticeira Amorim (7.62 euros), Sonae SGPS (1.28 euros), and EDP (3.69 euros).
In contrast, CTT led the gains, rising 2.11% to 7.76 euros, followed by BCP, which increased 1.53% to 0.77 euros.
Gains of less than 1% were seen in Ibersol (9.60 euros), REN (2.96 euros), NOS (3.77 euros), and Mota-Engil (5.24 euros).
Elsewhere in Europe, Paris fell 0.57%, and Frankfurt dropped 0.34%, while London advanced 0.37%, and Madrid rose 0.21%.
[Updated at 17:42]
