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Interactive Brokers review

4.6 / 5
Last reviewed May 13, 2026
Visit Interactive

Best for active, global, and advanced traders. Lowest margin rates in the industry, broadest international access (160+ exchanges, 36 countries), and the most complete API stack in retail brokerage.

  • Lowest margin rates
  • 160+ markets, 36 countries
  • ~120 order types & algos
  • Full API stack
  • 10,000+ overnight stocks

At a glance

Founded
1978

Greenwich, CT

Customers
4.6M
Minimum deposit
$0 (Lite & Pro); $2,000 required to enable margin
Regulators
SEC · FINRA · CFTC

SIPC $500K + excess $30.0M

FDIC sweep
Up to $5M

Strengths and weaknesses

Strengths

  • Lowest margin rates in retail brokerage — IBKR Pro USD blended 5.83–6.83%
  • Broadest international access — 160+ exchanges across 36 countries, 28 currencies
  • Trader Workstation (TWS) with ~120 order types, algos, Risk Navigator
  • Deepest short-locate inventory; SYEP shares 50% of borrow fees with clients
  • Full retail API: TWS, FIX, REST/WebSocket — 7 languages
  • Futures and futures options on 35+ global exchanges
  • 10,000+ US stocks and ETFs with 24-hour overnight trading
  • Portfolio Margin available ≥$110K (2–4× lower requirements vs. Reg-T)
  • Tiered options pricing drops to $0.15/contract at volume
  • $30M per-account excess SIPC via Lloyd's of London + FDIC sweep to $5M/$10M

Weaknesses

  • TWS density intimidating for beginners and casual investors
  • IBKR Lite accepts PFOF and runs ~2.5 pp higher margin than Pro
  • Mobile app learning curve vs. polished Robinhood/Fidelity apps
  • US-based customer service consistently rated below Fidelity and Schwab
  • Crypto selection (11 coins) trails Robinhood (~25) and Webull (40+)
  • Mutual fund TF buys are $14.95 — Fidelity is $0 NTF on 10,000+
  • No retail branch network

Best for

Sub-ratings

Commissions & fees
4.8
Platforms & tools
5.0
Mobile app
4.0
Research
4.2
Education
4.0
Customer service
3.8
Range of investments
5.0
Active trading
5.0

Pricing & fees

Full fee schedule
CategoryItemPriceNotes
Stocks & ETFsUS stock / ETF (Lite)$0PFOF-routed
Stocks & ETFsUS stock / ETF (Pro Fixed)$0.005/share$1 min, 1% max
Stocks & ETFsUS stock / ETF (Pro Tiered)$0.0035 → $0.0005/share$0.35 min; volume tiers
OptionsOptions per contract$0.15–$0.65Premium-based volume tiers
FuturesFutures per contract$0.85 → $0.25Volume tiers
CryptoCrypto commission0.12–0.18% of trade$1.75 min, 1% max; transparent — no spread markup
BondsUS Treasuries$5 + 0.002%
Mutual fundsMutual funds — transaction-fee$14.95 per buy8,800+ NTF available

PFOF: Does not accept payment for order flow on equities; does not accept PFOF on options. IBKR Pro does NOT accept PFOF. IBKR Lite uses PFOF on equity routing.

Margin rates vs. peers

Effective interest rate by debit balance. Lower is better. Step-line — rate is constant within each tier.

Cash sweep

Default cash sweep

4.33%(IBKR Pro cash interest)

Pro pays benchmark – 0.5% on settled cash above $10,000 (proportional accrual below $100K NAV). Lite pays benchmark – 1.5%.

As of May 7, 2026

Asset coverage

  • US stocks (NYSE/Nasdaq/AMEX)

    Yes
  • OTC / penny stocks

    Pink Sheets, ArcaEdge accessible with permission; $0.0035/share, 0.5% max

    Yes
  • Fractional shares

    ≥ $1 on US stocks/ETFs + select European/Canadian shares

    Yes
  • Options (US + global)

    US equity/index/ETF + Eurex, Euronext, HKEX, OSE, ASX

    Yes
  • Mutual funds

    48,000+ globally; ~21,000 to US clients incl. ~8,800 NTF

    Yes
  • ETFs

    All US-listed commission-free on Lite

    Yes
  • US Treasuries

    Yes
  • Corporate / muni bonds, CDs

    1M+ CUSIPs incl. sovereigns (gilts, Bunds, JGBs, EM)

    Yes
  • Forex

    26 currencies via IdealPro ECN; ~1/10 pip spreads on majors

    Yes
  • Futures / futures options

    CME, CBOT, NYMEX, COMEX, ICE, Eurex, HKFE, SGX, OSE, ASX, NSE — 35+ exchanges

    Yes
  • Crypto (direct)

    11 coins via Paxos/Zero Hash; transparent 0.12–0.18% commission; wallet transfers allowed

    Yes
  • International stocks

    160+ exchanges in 36 countries, 28 currencies

    Yes
  • IPOs

    Yes
  • Pre-market trading

    4:00 a.m. ET start on Pro; 7:00 a.m. on Lite

    Yes
  • After-hours trading

    Until 8:00 p.m. ET

    Yes
  • 24-hour overnight equity trading

    10,000+ US stocks/ETFs via IBEOS + Blue Ocean, 8 p.m.–3:50 a.m. ET

    Yes
  • Prediction markets

    ForecastEx / IBKR ForecastTrader — CFTC-regulated DCM

    Yes

Platforms & tools

Platform deep-dive
  • Desktop

    Trader Workstation (TWS)

    • ~120 order types & algos (Adaptive, VWAP, TWAP, MidPrice, ScaleTrader)
    • Mosaic and Classic layouts; ChartTrader
    • Risk Navigator, Option Strategy Lab, Probability Lab
    • +1 more — see platform deep-dive

    Flagship desktop; Java-based, Win/Mac/Linux

  • Desktop

    IBKR Desktop

    • Streamlined desktop launched 2023, Windows/macOS
    • AI tools: Sentiment-by-Headline, Option Lattice, Performance Forecasting
    • Bridges TWS power with a lighter UI
  • Web

    Client Portal (WebTrader)

    • Browser-based account management + trading
    • Reports, tax docs, transfers, deposits
  • Mobile

    IBKR Mobile

    4.6★ App Store
    • TWS-grade order types on iOS/Android
    • Overnight trading, ForecastTrader, alerts, mobile authentication
  • Mobile

    IBKR GlobalTrader

    • Simplified mobile app for stocks/options
    • Global market access in a casual UI
  • API

    APIs

    7 languages
    • TWS API: Java, C++, Python, C#, VB, ActiveX, DDE
    • FIX CTCI for institutional routing
    • Client Portal Web API (REST/WebSocket) — recommended modern integration
    • +1 more — see platform deep-dive

Key capabilities at a glance

Commission
$0 (Lite) / per-share (Pro)
Fractional shares
Yes
Extended hours
Yes
Overnight (24/5)
Yes

~10,000 eligible · Broadest in industry — effectively all US equities

Options
per-contract pricing
OTC access
5/5 full, 0/5 limited
Penny-stock surcharge
Per-share pricing applies
Short locate
best

OTC market access by tier

OTC Markets organises non-exchange-listed securities into five tiers by disclosure quality. Interactive Brokers’s coverage:

  • OTCQXFull
  • OTCQBFull
  • Pink CurrentFull
  • Pink LimitedFull
  • Grey MarketFull

Awards & recognition

  • 2026 Best Range of InvestmentsStockBrokers.com
  • 2026 Best for Active TradersStockBrokers.com
  • 2026 Best for FuturesStockBrokers.com
  • 2026 Best Online Broker for Advanced TradersNerdWallet
  • 2025 Best Online BrokerBrokerChooser
  • 2025 Added to S&P 500S&P Dow Jones Indices

Recent changes

  1. product

    Brazil B3 exchange added to direct international access

  2. product

    Taiwan TPEx added

  3. regulatory

    Interactive Brokers added to the S&P 500

  4. product

    Crypto expansion: SOL, ADA, XRP, DOGE added (later AVAX, LINK, SUI)

  5. product

    UAE equities added to direct international markets

  6. regulatory

    Limited employee-email breach affecting ~600 clients; disclosed and remediated

Frequently asked

What is IBKR's margin rate?
IBKR Pro USD margin runs 5.83% – 6.83% on a tiered basis as of May 7, 2026 — the lowest in retail brokerage. Lite runs ~2.5 percentage points higher.
Does Interactive Brokers offer 24-hour trading?
Yes. IBKR supports overnight trading on 10,000+ US stocks and ETFs from 8 p.m. to 3:50 a.m. ET via the IBEOS and Blue Ocean ATSs — by far the broadest 24-hour list in the industry.
IBKR Lite vs. IBKR Pro — which should I pick?
Lite is US-only, $0 commission, uses PFOF, has 7 a.m. ET extended-hours start, and ~2.5 pp higher margin. Pro is global, tiered or fixed pricing, no PFOF, SmartRouting across 90+ venues, 4 a.m. extended-hours start, and the lowest margin rates in retail. Pick Pro if you use margin, trade actively, or want best execution.
Does IBKR support futures and forex?
Yes — both. Futures and futures options on 35+ exchanges including CME, CBOT, NYMEX, COMEX, Eurex, HKFE, SGX, OSE, ASX, and NSE. Forex via IdealPro institutional ECN on 26 currencies with ~1/10 pip spreads on majors.
Can beginners use IBKR?
Technically yes — $0 account minimum, Lite tier is commission-free, and Client Portal is approachable. But TWS density intimidates many novices; if you primarily want a polished app for occasional investing, Fidelity or Robinhood is a softer landing.
Does IBKR offer crypto?
Yes — 11 coins (BTC, ETH, LTC, BCH, SOL, ADA, XRP, DOGE, AVAX, LINK, SUI) via Paxos Trust or Zero Hash. Commission is a transparent 0.12–0.18% of trade value with no spread markup. Wallet transfers to external addresses are supported.
What's IBKR's API capability?
TWS API (Java, C++, Python, C#, VB, ActiveX, DDE), FIX CTCI, and the modern Client Portal Web API (REST + WebSocket). Paper trading with $1M simulated funds is identical to live. No competitor matches this breadth in retail.

Notes

Broadest OTC access including pink/grey/foreign. Best short inventory for small caps.

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