The Parisian rating fell 1.74% or 124.15 points to 7,015.10 points. However, it ended the week up 1.30% and still gained more than 8% since the beginning of the year.
Four words to describe the climate of feverishness that reigns in the markets that have been shaken this month by the collapse of several US regional banks and the setbacks of Credit Suisse: "People are afraid," said Céline Weill-Alliel, manager of Uzès Gestion, interviewed by AFP.
"The banking world is hyper scrutinized" and "people tend to have less confidence," adds the specialist.
After Credit Suisse, Germany's leading Deutsche Bank has in turn been battered, becoming the new target of concern for the soundness of the European banking sector.
The share closed down 8.53% to 8.54 euros, after plunging up to 14% in the day, chaining a third session of decline in a row on the Frankfurt Stock Exchange.
Chancellor Olaf Scholz wanted to reassure on Friday, saying that "there is no need to worry" for Deutsche Bank, during a speech after a European summit in Brussels.
Many European banks also closed lower, plunging the zone's stock markets.
"The flight of deposits from US regional banks continues to maintain uncertainty across all banking stocks," said Paulina Roszkowska, a research fellow in finance at Bayes Business School.
The acquisition of Credit Suisse by its competitor UBS had nevertheless allowed a sharp rebound in stock indices and European banking stocks in the first part of the week.
Societe Generale fell 6.13% to 19.90 euros, the biggest drop in the CAC 40, BNP Paribas gave up 5.27% to 50.47 euros and Credit Agricole 2.06% to 9.94 euros.
© 2023 AFP