Treasury Bond Issuance Plan, September 2026
The Ministry of Finance and Economy plans to issue Korea Treasury Bonds worth approximately 16,000 billion won in September 2026 through competitive bidding.
Auction Schedule, September 2026
(Unit: KRW billion)
Name
Auction Notice
Auction Date
Settlement Date
Issue Date
Type
Volume
2Y KTB 03625-2809 (26-7)
August 27
August 31
September 1
September 10, 2026
F1
3,100
3Y KTB 03500-2906 (26-5)
September 2
September 7
September 8
June 10, 2026
F
3,200
5Y KTB 04125-3109 (26-9)
September 16
September 21
September 22
September 10, 2026
F
3,000
10Y KTB 04250-3606 (26-6)
September 9
September 14
September 15
June 10, 2026
F
2,800
20Y KTB 04500-4609 (26-10)
September 17
September 22
September 23
September 10, 2026
F
600
30Y KTB 04500-5609 (26-8)
August 27
September 1
September 2
September 10, 2026
F
2,500
50Y KTB 00000-7609 (26-11)
September 8
September 11
September 14
September 10, 2026
N2
800
Conversion Offer
Conventional
September 10
September 15
September 17
September 10, 2026
F
400
Inflation-linked
September 1
September 4
September 8
June 10, 2026
F
100
FXB 00000-2709 (26-9)
September 15
September 18
September 21
September 10, 2026
N/A
1,000
1. Fungible issue
2. New issuance
* Under a fungible issue system, new KTBs issued within a specified period (six-month period for 2Y, 3Y, 5Y, 10Y and 30Y KTB, one-year period for 20Y KTB, and two-year period for KTBi and 50Y KTB) are regarded as the same KTB issue.
1) Non-competitive bids option I
For retail investors, KTBs worth 3,040 billion won (no more than 20% of the offered amount in the auction excluding 50Y KTBs) will be allocated first at the highest accepted bid rate.
2) Non-competitive bids option II
A non-competitive purchasing option II is granted to primary dealers (PD) whereby PDs can make additional purchases of 5-30%* of the accepted bid amount within three business days after the auction.
* Up to 20%p of the option is granted to the top-performing PDs, 15%p to the 2nd best-performing PDs, 10%p to the 3rd best-performing PDs, and 5%p to the rest, according to their market-making performances for the last six months. MOEF will grant additional 5-10%p to best performing PDs in the monthly evaluation.
3) Non-competitive bids option III
KTB STRIPS* are supplied on the third business day after the auctions, 310 billion won for 3Y, 5Y, and 10Y KTBs, 360 billion won for 30Y KTBs, and 160 billion won for 20Y KTBs. PDs that have obtained the right to purchase these KTB STRIPS can make purchases of up to 25 billion won.
*Non-competitive option Ⅵ
Details have yet to be decided. If non-competitive option Ⅵ needs to be implemented, the
Ministry will make an announcement on September 22 with a detailed plan.
4) Buyback
Date
KTBs to be purchased
Amount
September 16
10:40-11:00 am
KTB 02875-4409 (24-10)
KTB 01875-5103 (21-2)
KTB 03250-5303 (23-2)
KTB 03250-5403 (24-2)
KTB 02625-5503 (25-2)
KRW 1,500 billion
* Further details will be provided on September 11 through the BOK website.
5) Conversion offer
Date
KTBs to be issued
KTBs and KTBis
to be purchased
Amount
September 4
10:40-11:00 am
10Y KTB 04250-3606 (26-6)
(Maturing on
June 10, 2036)
KTBi 01750-2806 (18-5)
KTBi 01125-3006 (20-5)
KTBi 01625-3206 (22-6)
KTBi 00750-3406 (24-6)
KRW 100 billion
September 15
10:40-11:00 am
30Y KTB 04500-5609 (26-8)
(Maturing on
September 10, 2056)
KTB 03250-4209 (22-11)
KTB 03000-4212 (12-5)
KTB 02500-5203 (22-2)
KTB 03625-5309 (23-7)
KTB 02750-5409 (24-8)
KRW 400 billion
* Further details will be provided on September 1 (KTBi) and September 10 (KTB) through the BOK website.