IBKR Reference Benchmark Rates

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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 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..


CurrencyDescription for Effective Date 20231207 Rate Effective Date
USD
Reference Benchmark USD
5.330%
20231207
AED
Reference Benchmark AED
5.156%
20231207
AUD
Reference Benchmark AUD
4.206%
20231207
BGN
Reference Benchmark BGN
3.739%
20231207
BRL
Reference Benchmark BRL
12.150%
20231207
CAD
Reference Benchmark CAD
5.014%
20231207
CHF
Reference Benchmark CHF
1.668%
20231207
CNH
Reference Benchmark CNH
3.688%
20231207
CZK
Reference Benchmark CZK
6.983%
20231207
DKK
Reference Benchmark DKK
3.579%
20231207
EUR
Reference Benchmark EUR
3.983%
20231207
GBP
Reference Benchmark GBP
5.249%
20231207
HKD
Reference Benchmark HKD
4.679%
20231207
HUF
Reference Benchmark HUF
11.351%
20231207
ILS
Reference Benchmark ILS
4.472%
20231207
JPY
Reference Benchmark JPY
(0.161)%
20231207
KRW
Reference Benchmark KRW
3.500%
20231207
MXN
Reference Benchmark MXN
11.586%
20231207
NOK
Reference Benchmark NOK
4.226%
20231207
NZD
Reference Benchmark NZD
5.304%
20231207
PLN
Reference Benchmark PLN
5.635%
20231207
RON
Reference Benchmark RON
5.881%
20231207
RUB
Reference Benchmark RUB
14.520%
20231207
SAR
Reference Benchmark SAR
5.489%
20231207
SEK
Reference Benchmark SEK
3.904%
20231207
SGD
Reference Benchmark SGD
4.294%
20231207
TRY
Reference Benchmark TRY
32.307%
20231207
ZAR
Reference Benchmark ZAR
8.838%
20231207
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.