PEN to ARS exchange rate on 2026-09-11 Closing rate1 PEN = 450.3979 ARSDay-over-day change: -0.34%Previous close: 451.9264More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Guide valutarie Tutti i tassi PEN Tutti i tassi ARS ARS Per PEN