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Margin Reference Benchmark Rates

Margin Trading

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 20250331 Rate Effective Date
USD
Reference Benchmark USD
4.33%
20250331
AED
Reference Benchmark AED
4.19%
20250328
AUD
Reference Benchmark AUD
4.123%
20250331
BGN
Reference Benchmark BGN
2.33%
20250331
BRL
Reference Benchmark BRL
14.15%
20250331
CAD
Reference Benchmark CAD
2.376%
20250331
CHF
Reference Benchmark CHF
0.024%
20250331
CNH
Reference Benchmark CNH
1.386%
20250331
CZK
Reference Benchmark CZK
2.75%
20250331
DKK
Reference Benchmark DKK
4.832%
20250331
EUR
Reference Benchmark EUR
2.37%
20250331
GBP
Reference Benchmark GBP
4.64%
20250331
HKD
Reference Benchmark HKD
4.257%
20250331
HUF
Reference Benchmark HUF
5.649%
20250331
ILS
Reference Benchmark ILS
3.943%
20250331
INR
Reference Benchmark INR
7.2%
20250328
JPY
Reference Benchmark JPY
0.46%
20250331
KRW
Reference Benchmark KRW
2.75%
20250331
MXN
Reference Benchmark MXN
9.042%
20250331
NOK
Reference Benchmark NOK
4.328%
20250331
NZD
Reference Benchmark NZD
3.703%
20250331
PLN
Reference Benchmark PLN
6.072%
20250331
RON
Reference Benchmark RON
5.116%
20250331
RUB
Reference Benchmark RUB
21.45%
20250331
SAR
Reference Benchmark SAR
3.492%
20250327
SEK
Reference Benchmark SEK
2.165%
20250331
SGD
Reference Benchmark SGD
2.802%
20250328
TRY
Reference Benchmark TRY
37.773%
20250328
ZAR
Reference Benchmark ZAR
7.224%
20250331

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.


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