IBKR Reference Benchmark Rates

Interest Rates

PRICING

IBKR Reference Benchmark Rates

IBKR's benchmark for each currency is the reference rate around which our credit, debit, stock loan and other interest rate linked calculations are determined. IBKR uses a combination of internationally recognized reference rates (such as Fed Funds), bank deposit rates, and dynamic interbank rates determined from foreign exchange and money markets to calculate an IBKR Reference Benchmark rate.

For more information about IBKR Reference Benchmark, visit the IBKR Knowledge Base.

For information regarding the various external reference rates that contribute to the IBKR Reference Benchmark rate see Benchmark Interest Calculation Reference Rate Descriptions.


Currency Description for Effective Date 20250701 Rate Effective Date
USD
Reference Benchmark USD
4.33%
20250701
AED
Reference Benchmark AED
4.449%
20250701
AUD
Reference Benchmark AUD
4.152%
20250701
BGN
Reference Benchmark BGN
2.064%
20250701
BRL
Reference Benchmark BRL
14.9%
20250701
CAD
Reference Benchmark CAD
2.625%
20250630
CHF
Reference Benchmark CHF
(0.047)%
20250701
CNH
Reference Benchmark CNH
2.224%
20250630
CZK
Reference Benchmark CZK
3.253%
20250701
DKK
Reference Benchmark DKK
2.376%
20250701
EUR
Reference Benchmark EUR
2.04%
20250701
GBP
Reference Benchmark GBP
4.356%
20250701
HKD
Reference Benchmark HKD
0.084%
20250630
HUF
Reference Benchmark HUF
6.19%
20250701
ILS
Reference Benchmark ILS
4.644%
20250701
INR
Reference Benchmark INR
5.35%
20250701
JPY
Reference Benchmark JPY
0.289%
20250701
KRW
Reference Benchmark KRW
2.5%
20250701
MXN
Reference Benchmark MXN
7.585%
20250701
NOK
Reference Benchmark NOK
4.218%
20250701
NZD
Reference Benchmark NZD
3.398%
20250701
PLN
Reference Benchmark PLN
5.273%
20250701
RON
Reference Benchmark RON
6.499%
20250701
RUB
Reference Benchmark RUB
19.96%
20250701
SAR
Reference Benchmark SAR
4.914%
20250701
SEK
Reference Benchmark SEK
2.274%
20250701
SGD
Reference Benchmark SGD
1.817%
20250701
TRY
Reference Benchmark TRY
39.473%
20250701
ZAR
Reference Benchmark ZAR
7.506%
20250701

Prior Period Benchmark Rates

IBKR accrues interest daily and posts actual interest monthly on the third business day of the following month. For detailed examples on how we calculate interest, open the Interest Paid to You and Interest Rates Charged to You on Margin Loan Balances sections on this page.