The Korea Exchange announced on the 17th that it designated the benchmark bond for the December futures of Government Bonds that will be traded from the 18th this month.

Provided by the Korea Exchange.

The benchmark bonds for the 3-year Government Bonds futures for December 2025 (KTB3F2512) were selected as Government bond 02250-2806 (25-4), Government bond 02875-2712 (24-12), and Government bond 02625-3003 (25-3).

The 5-year Government Bonds futures for December 2025 (KTB5F2512) are Government bond 02625-3003 (25-3) and Government bond 03000-2909 (24-7).

In the case of the 10-year Government Bonds futures for December 2025 (KTB10F2512), they are Government bond 02625-3506 (25-5) and Government bond 03000-3412 (24-13).

The 30-year Government Bonds futures for December 2025 (KTB30F2512) have Government bond 02625-5503 (25-2) and Government bond 02750-5409 (24-8) as the benchmark bonds.

The benchmark bond for the Government Bonds futures final settlement is the bond designated by the Korea Exchange from the Government bonds with a semi-annual interest payment method and is based on a bond with a face value of 100 won and a coupon rate of 5%.

However, such Government bonds do not actually exist, so the exchange designates the already issued Government bonds with a semi-annual interest payment method to closely resemble the underlying asset as the final settlement benchmark bond.

The cash yield for each final settlement benchmark bond is calculated and announced by the Korea Financial Investment Association daily at 11:30 a.m. and 4 p.m.