South Korea's Financial Supervisory Service published September 2026 financing data showing corporate equity and debt issuance rose 74.9% from August to KRW 28.5578 trillion. Debt issuance drove the increase, led by financial debentures, while equity financing declined. Commercial paper (CP) and short term bond issuance separately increased 23.0% to KRW 183.3309 trillion. Debt issuance climbed 77.5% to KRW 28.1725 trillion. Financial debentures accounted for KRW 25.7984 trillion, up from KRW 14.8138 trillion in August, with banks' issuance rising 87.0%. Corporate bond issuance increased 457.7% to KRW 1.7290 trillion, with 68.2% used for refinancing. By contrast, equity issuance fell 15.3% to KRW 385.3 billion as public equity offerings declined 42.3% to KRW 169.7 billion. Initial public offering proceeds rose 34.2% to KRW 215.6 billion across nine listings. CP issuance increased 22.0% to KRW 56.4364 trillion, while short term bond issuance rose 23.4% to KRW 126.8945 trillion. Companies' issuance increased in both markets, but issuance of short term bonds backed by project finance assets and other assets declined.