The Bank of Korea published monetary and liquidity statistics for September 2026, showing broad money (M2) increased while narrow money (M1) continued to decline. On a seasonally adjusted period average basis, M2 rose 0.4% from August to KRW 4,283.9 trillion, slowing from August’s 0.9% increase. M1 fell 0.2% to KRW 1,355.2 trillion, following a 1.1% decline in August. Annual M2 growth in the original series eased to 5.5% from 5.6%.
Liquidity of financial institutions (Lf) increased 0.4% from August to KRW 6,410.0 trillion on a seasonally adjusted period average basis. The broader liquidity aggregate (L), measured at period end and seasonally adjusted, also rose 0.4%, reaching KRW 8,129.1 trillion.