Recent South Korean consumer price data, with September 2026 year-over-year inflation at 2.9% after August’s 3.1% print, alongside Bank of Korea communications highlighting persistent cost pass-through from elevated petroleum prices amid Middle East tensions, underpin the tight contest between the 2.7-2.9% and 3.0%+ annual outcomes. Core inflation excluding food and energy eased to 2.8% but remains in the upper 2% range, reflecting durable goods and services pressures, while the central bank’s August outlook projected a 2.7% full-year rate for 2026. Traders weigh the risk that recent readings near 3% and ongoing supply shocks could push the annual figure above that threshold versus moderating base effects and demand dynamics. The next CPI release on November 2 and the Bank of Korea’s October 22 policy meeting represent key near-term catalysts that could shift market-implied odds.