** Shares in meal voucher providers Edenred EDEN.PA and Pluxee PLX.PA drop 8% and 12%, respectively, on the planned regulatory changes to the meal and food voucher system in Brazil
** Edenred stock falls to its lowest since January 2017; Pluxee hits an all-time low of 13.62 euros and will see its biggest one-day drop ever if losses hold
** Edenred warns that if changes go through, it will cut its core profit forecast for 2026
** "We expected these measures to adversely impact Edenred/Pluxee's group EBITDA by c.MSD/LDD %, respectively," J.P. Morgan says
** Latin America region represented 29.5% of Edenred's group total revenue in 2024, while it accounted for 38.4% of Pluxee's revenue
(Reporting by Dimitri Rhodes)
((Dimitri.Rhodes@thomsonreuters.com;))