10 Lowest Margin Rate Brokers You Should Know in 2026

Do you know that the wrong margin rate can quietly turn leverage into an expensive habit? Borrow $25,000 for a year at 5.15%, and the interest comes to $1,287.50. At 11.575%, the same balance costs $2,893.75. That is a $1,606.25 difference before commissions, taxes, or trading losses even enter the picture.

Rates also move with the wider interest-rate environment. On 16 September 2026, the Federal Reserve (Fed) raised its target range by 25 basis points to 3.75% to 4.00%, and Schwab and Fidelity repriced their margin loans on 18 September.

So, which brokers currently charge the least? Below, the lowest margin rates brokers are compared using published rate schedules, alongside the balance tiers and conditions behind the headline numbers.

It also covers a route for traders who want size without a loan, which is a funded account from Goat Funded Trader.

Key Takeaways

• The lowest margin rates brokers list open at 5.15% for Public, 5.25% for Robinhood, and 5.38% for Interactive Brokers (IBKR) Pro on 20 September 2026.

• A $25,000 loan held for 1 year costs $1,287.50 at Public and $2,893.75 at Fidelity or Schwab, a gap of $1,606.25.

• Tier design changes the bill. IBKR blends rates across tiers, while Robinhood applies its tier rate to the full balance, so a $250,000 loan costs $12,700 a year at IBKR Pro (5.08% blended) and $11,875 at Robinhood (4.75%).

• Fidelity reaches 7.75% only above $1,000,000, and Schwab's lowest published tier is 10.325%, so full-service brokers suit large balances and existing clients, not cost-focused borrowers.

• All 10 schedules float with Fed policy. Confirm the live rate, the tier, and any subscription fee before borrowing.

• Margin loans need personal capital and bring margin calls. Goat Funded Trader offers funded accounts with allocations up to $400,000, scaling toward $2,000,000. The profit split starts at 80% to 90%, rising to 100%, with no margin loan interest.

What a Margin Rate Costs in Real Dollars

A margin rate is the annual interest a broker charges on cash lent against the securities in a margin account. Interest accrues daily on the debit balance, using the annual rate divided by 360, and posts to the account monthly.

Regulation T, a Fed rule covering securities credit, sets the initial requirement at 50% of the purchase price. The Financial Industry Regulatory Authority (FINRA) sets a 25% minimum for maintenance equity, and brokers can require more.

When equity falls below the maintenance level, a margin call can force sales at poor prices.

The table below prices a $25,000 loan across 7 published schedules. Annual interest equals the balance multiplied by the rate, and the daily figure divides the annual cost by 360.

The gap between Public and Schwab reaches $4.46 per day on the same $25,000. A 10-day hold costs $35.76 at Public and $80.38 at Schwab before trading fees.

How the 10 Brokers Were Ranked

Ranking follows the entry-tier rate on each broker's own published schedule. Every broker is regulated in the United States (US) and offers margin on stocks and exchange-traded funds (ETFs). The lowest margin rates brokers in this ranking differ in approval rules, subscriptions, and promotions.

1. Public

Rate range: 5.15% up to $50,000, falling to 4.20% above $50,000,000.

Public publishes the lowest entry rate reviewed, at 5.15% on balances up to $50,000. The schedule steps to 5.00% from $50,001 to $100,000, 4.75% from $100,001 to $1,000,000, and 4.50% from $1,000,000 to $10,000,000.

Rates follow a formula tied to the upper limit of the Federal Funds target range, so they move after each policy decision. Approval for margin weighs trade history and account balance, so a new account may need time to qualify. In this review, Public is the brokerage with lowest margin rates at entry level, which suits investors borrowing under $50,000.

2. Robinhood

Rate range: 5.25% up to $50,000, falling to 4.20% above $50,000,000 (as of 16 September 2026).

Robinhood's fee schedule lists 5.25% up to $50,000, 5.05% from $50,000 to $100,000, 4.75% from $100,000 to $1 million, 4.50% from $1 million to $10 million, 4.45% from $10 million to $50 million, and 4.20% above $50 million.

Each rate applies to the full settled margin balance, not just the slice above a threshold. The formula follows the upper bound of the Fed's target range, which explains the 25 basis point rise this month.

Robinhood Gold, priced at $5 per month, covers the first $1,000 of margin interest-free, worth $52.50 a year at 5.25%. The broker suits mobile-first investors with balances under $100,000.

3. Interactive Brokers Pro

Rate range: 5.38% up to $100,000, falling to 4.38% above $50,000,000.

IBKR Pro prices margin as a benchmark rate plus a spread, which is 1.5% on the first $100,000, 1% up to $1,000,000, 0.75% up to $50,000,000, and 0.5% above. In US dollars (USD), the schedule reads 5.38%, 4.88%, 4.63%, and 4.38%.

Rates are blended, so a $250,000 loan pays 5.38% on the first $100,000 and 4.88% on the remaining $150,000, a combined 5.08% or $12,700 a year. Interest accrues daily and posts on the third business day of the following month.

A minimum floor of 0.75% applies, and large balances in the highest tier can incur a 1% surcharge unless financing is prearranged. Experienced and international traders who want formula-based pricing suit IBKR Pro best.

4. Webull Premium

Rate range: 5.20% up to $24,999.99, falling to 3.90% at $25,000,000 and above.

Webull's Premium schedule lists 5.20% up to $24,999.99, 5.00% from $25,000 to $99,999.99, 4.45% from $100,000 to $499,999.99, 4.40% from $500,000 to $999,999.99, and 4.20% from $1,000,000 to $9,999,999.99. Balances above $10,000,000 fall to 4.15% and then 3.90%.

Margin accounts carry up to 4x day-trade and 2x overnight buying power, with a $2,000 equity minimum and a 25% equity floor to hold positions. Active traders comfortable with a subscription tier fit this profile.

5. M1 Finance

Rate range: 5.90% standard rate as of 17 September 2026.

M1 Finance lets clients borrow up to 50% of portfolio value at a standard rate of 5.90%, up from 5.65% before the September Fed decision. New clients who opt in by 30 September 2026 receive 1.66% off the base rate for 12 months, and the promotion advertised 3.99% when the base stood at 5.65%.

Individual, joint, and trust brokerage accounts with over $2,000 in eligible securities qualify, while retirement and custodial accounts do not. Interest accrues daily and is charged on the third trading day of the following month. M1 fits long-term investors who borrow occasionally inside an automated portfolio.

6. Interactive Brokers Lite

Rate range: 6.38% at every balance level.

IBKR Lite charges the benchmark plus 2.5%, or 6.38% in USD, with no tier discounts. The trade-off is $0 commissions on US-listed stocks and ETFs, subject to IBKR's retail-use conditions. Pro costs 1 percentage point less up to $100,000, worth $250 a year on a $25,000 loan. Lite suits casual investors who borrow rarely and value commission-free trading over the cheapest loan.

7. moomoo

Rate range: advertised as low as 6.8%.

moomoo's US margin page advertises interest as low as 6.8% alongside $0 commissions. On $25,000, 6.8% costs $1,700 a year. The page shows no effective date, so confirm the live rate inside the app before borrowing. moomoo suits self-directed stock and options traders who want commission-free execution.

8. Webull Standard

Rate range: 8.74% at every balance level.

Webull Standard applies 8.74% at every balance level, or $2,185 a year on $25,000. A flat rate keeps the math simple for occasional borrowers, and the same rate applies at $25,000,000 as at $2,500. Upgrading to Premium unlocks the tiered schedule listed above.

9. Fidelity

Rate range: 12.075% under $25,000, falling to 7.75% above $1,000,000.

Fidelity's base margin rate is 10.825%, effective 18 September 2026, and its fee schedule applies a premium or discount by debit balance.

The result is 12.075% under $25,000, 11.575% from $25,000, 10.625% from $50,000, 10.575% from $100,000, 10.325% from $250,000, 8.00% from $500,000, and 7.75% above $1,000,000.

The steep drop at $500,000 makes Fidelity a fit for large borrowers already invested with the firm, while smaller balances pay well above the leaders on this list.

10. Charles Schwab

Rate range: 12.075% from $100 to $24,999.99, falling to 10.325% from $250,000 to $499,999.99.

Schwab's base rate is 10.25%, last changed on 18 September 2026. The published schedule adds 1.825% on debit balances from $100 to $24,999.99 (12.075%), 1.325% from $25,000 (11.575%), 0.375% from $50,000 (10.625%), 0.325% from $100,000 (10.575%), and 0.075% from $250,000 (10.325%). Balances of $500,000 and above are quoted by phone.

The typical maintenance requirement is at least 25% of account value, and higher for certain securities. Schwab fits clients who value banking, education, and the thinkorswim platform, with borrowing cost as a secondary factor.

Margin Rate Comparison at a Glance

Use the table to shortlist a lowest margin rates brokerage, then verify the live tier before opening an account. Webull Premium is the brokerage with lowest margin rates at the top tier (3.90% above $25,000,000).

Margin Rate, Margin Requirement, and Leverage Explained

The phrase margin rates covers 3 different ideas that get mixed sometimes.

• At US stock brokers, a margin rate is the interest charged on borrowed cash, which is how the lowest margin rates brokers above are ranked.

• A margin requirement is the equity a broker demands to hold a position, such as the 50% initial level under Regulation T.

• At forex and contract for difference (CFD) brokers, margin is the slice of a position posted as collateral. So, 1:100 leverage means 1% of the position value is held as margin.

Regulators cap retail forex leverage in some regions. According to BrokerListings, major forex pairs are limited to 1:30 for retail traders in the UK and European Union and 1:50 in the US.

Traders comparing leverage across products can read how CFD and futures prop accounts differ for a side-by-side view.

5 Ways to Keep Margin Interest Under Control

The lowest margin rates brokers still bill interest daily, so borrowing habits decide the final cost.

1. Match the loan to a tier: Blended schedules such as IBKR Pro reward larger loans gradually, while whole-balance schedules such as Robinhood's reprice the entire loan when a threshold is crossed. Check the boundary before adding to a position.

2. Repay after each sale: Sale proceeds reduce the debit balance, and extra cash deposits shrink the daily accrual further.

3. Price the holding period: A $25,000 position held 10 days costs $35.76 at 5.15% and $80.38 at 11.575%, so the expected move must exceed the interest plus trading fees.

4. Keep equity above the maintenance level: A buffer beyond the 25% minimum lowers the chance of a forced sale, and forced sales are a frequent cause of emotional trading mistakes.

5. Test before borrowing: Run the strategy through free backtesting tools and size each trade with a risk-to-reward ratio before leverage enters the plan.

Trade Simulated Funded Capital With Goat Funded Trader (GFT) and Skip the Margin Loan

Traders comparing the lowest margin rates brokers still borrow against personal capital, and GFT removes the loan from the equation. Its 6 CFD routes cover the 1-Step, the 2-Step (Goat and Standard), and Instant accounts (HERO, GOAT, and PREMIUM), with allocations up to $400,000 and a scaling plan toward $2,000,000.

The base profit split is 80% to 90% and rises to 100% with the checkout add-on. Payouts run bi-weekly, backed by $1,000 compensation under the payout guarantee.

Evaluation accounts use static drawdown, with a 6% static maximum loss on the 1-Step and 10% on the 2-Step Standard. Both accounts skip the consistency requirement.

Among the instant funding options, HERO is the lowest-cost entry, GOAT offers the widest maximum loss allowance, and PREMIUM removes the consistency requirement. Traders choose MT5, cTrader, MatchTrader, or TradeLocker, with evaluation forex leverage up to 1:100 and funded forex leverage up to 1:50.

Pricing starts at $17 for a $5,000 2-Step account and $41 for a $5,000 1-Step account, while Instant accounts start at $17 (HERO), $59 (GOAT), and $87 (PREMIUM) for $5,000.

Click here to get funded with Goat Funded Trader and put the interest calculator away.

Frequently Asked Questions

Can margin rates be negotiated?

Large balances frequently qualify for custom pricing. Schwab quotes balances from $500,000 by phone, and IBKR notes actual charges may fall below published rates in some circumstances. Request the quote in writing and compare it with the published tiers of the brokers with lowest margin rates.

Is margin interest tax deductible?

Margin interest may qualify as investment interest expense in the US, generally limited to net investment income and claimed by itemizing deductions. Eligibility depends on personal circumstances, so a qualified tax professional should confirm before any deduction is claimed. Keep monthly interest statements for records.

When does the next rate change arrive?

The Federal Open Market Committee (FOMC) meets again on 28 October 2026. Brokers with formula-based schedules, including IBKR, Robinhood, and Public, tie rates to Fed policy and reprice within days, while Schwab and Fidelity set changes to their own base rates on their own timeline.

What counts as a good margin rate today?

Against a 3.75% to 4.00% Fed range, entry rates from 5.15% to 5.90% sit at the low end for balances under $50,000. Schedules above 10% for small balances sit at the high end.

Does a funded account need a margin account?

Goat Funded Trader accounts do not draw on a brokerage margin account or personal collateral. Traders buy an evaluation or Instant account, trade on MT5, cTrader, MatchTrader, or TradeLocker, and follow published drawdown limits. Zero personal margin loan interest accrues at any stage.