Summary of Interbank Call Loan and Commercial Paper Markets (June 2026)

1. Interbank Call Loan MarketInterbank Overnight Call Loan Rates

For the month of June 2026, the interbank overnight call loan rates ranged from 0.814% to 0.828%, while the weighted average rate stood at 0.823%, edging down by 0.002 percentage points from the previous month (Table 1).

2. Turnover

For the month of June 2026, the total turnover in the interbank call loan market amounted to NT$2,537.6 billion, representing an increase of NT$122.8 billion or 5.09% from the previous month. The average daily turnover stood at NT$120.8 billion, a month-on-month increase of NT$0.1 billion or 0.08% (Table 2).

3. Outstanding Balance

For the month of June 2026, the daily average outstanding balance of interbank call loans stood at NT$513.3 billion, representing an increase of NT$20.9 billion or 4.24% from the previous month (Table 2).

(1)By borrower, domestic banks accounted for the dominant share of 51.9%, followed by bills finance companies, local branch of foreign and Mainland Chinese banks, and Chunghwa Post Co., with shares of 29.49%, 18.53%, and 0.08%, respectively (Table 3).

(2)By lender, domestic banks held the largest share of 76.78%, followed by Chunghwa Post Co., local branches of foreign and Mainland Chinese banks, and bills finance companies, with shares of 13.44%, 9.53%, and 0.25%, respectively (Table 3).

2. Commercial Paper Market

       1.Primary Market

(1)Rates

For the month of June 2026, the rate on commercial paper with a maturity of 1-30 days ranged from 1.80% to 2.05%. The preliminary monthly average rate stood at 1.95%, edging up by 0.13 percentage points from the previous month (Table 1).

(2)Issuance

At the end of June 2026, the outstanding amount of short-term bills issued through the TDCC Bills Clearing and Settlement System stood at NT$4,253.8 billion, a decrease of NT$94.6 billion or 2.18% from the previous month; of this total, commercial paper accounted for NT$4,093.7 billion, a decrease of NT$56.1 billion or 1.35% from the previous month (Table 4).

2. Secondary Market

(1)Rates

For the month of June 2026, the rate on commercial paper with a maturity of 1-30 days ranged from 1.561% to 1.847%. The preliminary monthly average rate stood at 1.70%, edging up by 0.24 percentage points from the previous month (Table 1).

(2)Turnover

For the month of June 2026, the total turnover in short-term bills traded through the TDCC Bills Clearing and Settlement System stood at NT$5,482.6 billion, an increase of NT$199.8 billion or 3.78% from the previous month; of this total, commercial paper turnover reached NT$5,086.5 billion, an increase of NT$183.1 billion or 3.73% from the previous month (Table 4).