The CAC 40 Index dropped 5 points or 0.05 percent on Thursday to close at 8378 points.
Losses were led by STMicroelectronics (-8.90%), TP (-4.06%) and Schneider Electric (-2.20%).
Offsetting the fall, top gainers were Pernod Ricard (2.50%), Publicis (2.48%) and Michelin (1.68%).