Today's Insight · 2026-09-15
The most striking signal today comes from the Japanese yen and South Korean won, both sitting virtually at their 12-month highs against the rupiah. JPY trades at 11,445.21 IDR per 100 JPY, placing it at 99.90% of its one-year range, just 0.01% below its peak of 11,446.09. KRW is at 1,312.76 IDR per 100 KRW, or 99.93% of its range, only 0.01% from its high of 1,312.90. Over the past month, JPY has gained 2.23% and KRW has climbed 4.34% against the rupiah, making the two the month's standout movers.
Eight currencies fired Watch Flags for a third consecutive daily rise: USD, GBP, CNY, HKD, MYR, CAD, SAR, and AED each moved up versus the prior session. USD leads the group at 17,660.27 IDR, up 0.06% on the day and 0.22% over the week, sitting at 71.87% of its one-year range. GBP holds 81.43% of its range at 23,862.89 IDR, while CNY is among the strongest at 88.30% of its range.
Among the remaining currencies, AUD and SGD sit in the upper portion of their ranges at 86.87% and 85.80% respectively. EUR slipped 0.02% to 20,440.00 IDR, while CHF occupies a comparatively low 45.95% of its one-year band at 21,630.77 IDR. THB edged down 0.04% to 532.28 IDR.