Indonesia's rupiah weakened to an unprecedented level, equities retreated and bond yields spiked as domestic markets reopened following a two-day holiday. The currency's slide accelerated amid rising global oil prices, a key import for the energy-dependent economy. This sharp move underscores the market's sensitivity to external shocks after the extended closure.

Investors reacted swiftly to the dual pressures of higher oil costs and the post-holiday liquidity vacuum. The stock index fell sharply, while government bond yields jumped, reflecting a sell-off in fixed income. The holiday pause likely amplified the moves, with positioning and flows concentrated into the reopening session.

The record low for the rupiah highlights persistent current account pressures and vulnerability to capital flows. For investors, the synchronized drop across asset classes signals broad-based risk aversion. The central bank now faces increased pressure to stabilize the currency, potentially through intervention or rate hikes, as imported inflation looms.