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Oil Surges, Markets Tumble on Rate Hike Fears
15 Sep
Summary
- Global markets, including Nikkei and Kospi, declined sharply due to rising oil prices.
- Leaders in AI have called for a slowdown in development, citing safety concerns.
- Rising bond yields and upcoming interest rate hikes are negatively impacting equity sentiment.

Asian share markets faced significant downturns on September 15, 2026, with Korea's Kospi index plummeting 3% and Japan's Nikkei down 1%. This decline is primarily attributed to escalating geopolitical tensions, which have driven oil prices higher and fueled inflation fears. Rising bond yields are also contributing to the negative sentiment for equities.
Concerns over potential interest rate hikes by the U.S. Federal Reserve and the Bank of Japan this week are weighing heavily on market participants. Adding to the market's unease, prominent AI leaders have publicly advocated for a pause in rapid AI development due to safety and existential risks. This has led to a sell-off in technology shares, particularly impacting the Nikkei.
Analysts suggest a cautious approach as the market navigates these multifaceted challenges. Vipin Kumar of Globe Capital Market noted that the Kospi has entered a support zone after a gap-down opening and is consolidating. The Hang Seng also slid towards its support level, breaking down from a recent congestion range, reflecting a broader regional market weakness.