A passenger looks on next to a Ouigo train on a train platform at a railway station in Quimper, western France, June 9, 2026. One in three TGV trains and one in two Intercités trains will remain in station on June 10, 2026, and regional traffic will be "severely disrupted" as the four representative unions at SNCF are calling for a 24-hour strike on June 10, 2026, to demand a moratorium on the arrival of competition on the market, the first social test of the Castex era. (Photo by Fred TANNEAU / AFP via Getty Images)

Passengers walk down stairs to access a train platform at a railway station in Quimper, western France, June 9, 2026. One in three TGV trains and one in two Intercités trains will remain in station on June 10, 2026, and regional traffic will be "severely disrupted" as the four representative unions at SNCF are calling for a 24-hour strike on June 10, 2026, to demand a moratorium on the arrival of competition on the market, the first social test of the Castex era. (Photo by Fred TANNEAU / AFP via Getty Images)

A passenger walks on a train platform at a railway station in Quimper, western France, June 9, 2026. One in three TGV trains and one in two Intercités trains will remain in station on June 10, 2026, and regional traffic will be "severely disrupted" as the four representative unions at SNCF are calling for a 24-hour strike on June 10, 2026, to demand a moratorium on the arrival of competition on the market, the first social test of the Castex era. (Photo by Fred TANNEAU / AFP via Getty Images)

Options trader Chris Daytona, right, works on the floor of the New York Stock Exchange, Wednesday, June 3, 2026. (AP Photo/Richard Drew)

Governor of the Bank of France Emmanuel Moulin waves during the 8th Paris Finance Forum (PFF) organised by Paris Europlace at the Pavillon Gabriel in Paris on June 9, 2026. (Photo by Ludovic MARIN / AFP via Getty Images)

President of Europlace Augustin de Romanet delivers a speech during the 8th Paris Finance Forum (PFF) organised by Paris Europlace at the Pavillon Gabriel in Paris on June 9, 2026. (Photo by Ludovic MARIN / AFP via Getty Images)

France's Economy, Finances and Industry Minister Roland Lescure delivers a speech during the 8th Paris Finance Forum (PFF) organised by Paris Europlace at the Pavillon Gabriel in Paris on June 9, 2026. (Photo by Ludovic MARIN / AFP via Getty Images)

France's Economy, Finances and Industry Minister Roland Lescure arrives for the 8th Paris Finance Forum (PFF) organised by Paris Europlace at the Pavillon Gabriel in Paris on June 9, 2026. (Photo by Ludovic MARIN / AFP via Getty Images)