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Bond Market Struggles as 30-Year Auction Fails Amid Fiscal and Inflation Concerns
Finance · Major Banks · yonhap_finance · 2026-09-01
Weak demand for 30-year government bonds, coupled with concerns over record-high fiscal spending and inflationary pressures, continues to dampen bond market sentiment.
What Happened
Weak Auction Demand: The recent auction for 30-year government bonds saw lackluster demand despite a reduction in issuance volume. Institutional investors, particularly insurance companies, have shown reduced appetite for long-term debt, exacerbated by supply burdens and aggressive short positioning.
Fiscal Expansion Risks: The government's announcement of a record 820.9 trillion won budget for next year has heightened market anxiety regarding future sovereign debt supply. Investors are interpreting the government's emphasis on fiscal roles amidst rising interest rates as a signal for increased bond issuance.
External and Inflationary Pressures: Rising international oil prices, driven by geopolitical tensions between the U.S. and Iran, have pushed U.S. long-term yields higher, spilling over into the domestic market. Additionally, upcoming inflation data is expected to remain elevated, fueling speculation about potential further interest rate hikes.
Market Outlook: Analysts suggest that while further sharp increases in bond yields may be limited, market volatility is likely to persist until external interest rates stabilize and the government clarifies its fiscal strategy. Structural issues, such as the lack of WGBI inclusion benefits and weak demand from insurers, remain significant headwinds for the bond market.