Asian Markets Rally on Hopes of Middle East De-escalation; KOSPI Surges 10%

Asian equity markets staged a dramatic recovery on Thursday, led by a double-digit surge in South Korea's KOSPI index, as investors seized on reports of a potential diplomatic "off-ramp" in the escalating conflict between the United States and Iran. The rally, which saw MSCI’s broadest index of Asia-Pacific shares outside Japan jump 2.9%, marks a sharp reversal from the risk-off sentiment that dominated earlier sessions. While the physical conflict continues to intensify—marked by the sinking of an Iranian warship and NATO interceptions of ballistic missiles—the financial markets are increasingly pricing in a scenario where both sides seek to avoid a full-scale regional war.

The primary catalyst for this shift in sentiment was a New York Times report suggesting that Iranian intelligence had reached out to the CIA early in the conflict to explore a path toward de-escalation. Although Tehran subsequently rejected the report, the mere possibility of a back-channel negotiation provided enough cover for institutional investors to rotate back into equities. This "hope trade" was further bolstered by President Donald Trump’s pledge to provide protection to commercial shippers in the region, a move aimed at stabilizing global transportation networks and energy production that have been severely roiled by the hostilities.

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The yield on the benchmark 10-year Treasury note rose to 4.109%, while the 30-year yield climbed to 4.7479%.

However, the rally remains on fragile ground. In Washington, the Republican-led Senate voted to block a bipartisan resolution that would have halted the air war against Iran, effectively backing the administration's current military posture. This legislative support suggests that while markets are looking for an exit, the U.S. military commitment remains firm, with no immediate timeline for a resolution. Paco Chow, a dealing manager at Moomoo Australia and New Zealand, cautioned that geopolitical risks could "flare up again very quickly," noting that the outlook for regional share markets will remain clouded until oil flows return to historical norms.

The bond market reflected this tentative return of risk appetite, with U.S. Treasuries falling as investors exited safe-haven positions. The yield on the benchmark 10-year Treasury note rose to 4.109%, while the 30-year yield climbed to 4.7479%. This upward movement in yields typically signals a shift in capital toward riskier assets, yet the simultaneous rise in oil and gold prices suggests that a significant portion of the market remains hedged against further supply shocks. The persistent strength in Brent and U.S. crude oil prices reflects ongoing anxiety over energy security, even as equity indices like the Nikkei 225 mirrored the KOSPI’s gains with a 2.9% advance.