Best Online Brokers in Luxembourg in 2026 (compared)

Interactive Brokers leads the list as the best online broker in Luxembourg.

Founded in 1978, Interactive Brokers is one of the largest international brokers, listed on NASDAQ (ticker: IBKR) and a constituent of the S&P 500 since 2024. The broker is regulated by multiple top-tier authorities including the FCA (UK), Central Bank of Ireland (CBI), BaFin (Germany), ASIC (Australia), and SEC and FINRA (US), with no minimum deposit requirement. IBKR serves 3+ million client accounts across 170+ markets in 36+ countries – making it particularly attractive for Luxembourg-based investors who often want broad European, US, and global market access from a single account.

It caters to both beginners and professional investors looking for any type of financial product (bonds, ETFs, shares, options, futures, forex, and more), an easy-to-use platform, advanced technical and fundamental trading tools, and strong educational resources. Luxembourg residents are typically served via Interactive Brokers Ireland Limited, regulated by the Central Bank of Ireland (CBI), with MiFID II passporting providing access to global markets from a single account.

Interactive Brokers supports more than 20 account base currencies, including EUR, USD, GBP, CHF, and other major currencies – useful for Luxembourg investors who may transact across multiple European currencies. Funding is primarily via bank transfers (SEPA, wire), with debit card deposits available in some jurisdictions. The broker offers some of the tightest spreads in the market alongside best-execution routing through IB SmartRouting, and tier-based commissions that vary with monthly trading volume:

• US stocks (IBKR Pro): $0.0035 per share, $0.35 minimum per order, capped at 1% of trade value;
• European stocks/ETFs: 0.05% of order value (€1.25 minimum, €29 maximum);
• US options: $0.65 per contract ($1 minimum per order);
• FX conversion: 0.0020% with $2 minimum – one of the lowest in the industry.

Interactive Brokers offers several mobile and desktop platforms:

• IBKR Mobile: the full-featured app with advanced order types, options chains, real-time data, and multi-currency portfolio views;
• IBKR GlobalTrader: a streamlined app for beginners with fractional shares from $1, automatic currency conversion (EUR/USD/GBP/CHF), and a $10,000 virtual demo account to practise before going live;
• Trader Workstation (TWS): the professional desktop platform with advanced charting, algorithmic order types, and customisable workspaces;
• Impact: a values-aligned investing app for ESG-focused retail investors.

IBKR also offers tiered cash interest on uninvested balances (USD, EUR, GBP, and other major currencies, linked to central bank policy rates and applicable above tier thresholds) and the Stock Yield Enhancement Program (SYEP) for clients willing to lend out eligible securities for additional income.

On the downside, the platform’s depth can feel overwhelming for newcomers, with a steeper learning curve than simpler apps like Trading 212 or eToro. Fortunately, Interactive Brokers offers extensive educational resources through IBKR Campus (formerly Traders’ Academy), including video tutorials, courses, and webinars covering platforms, strategies, and asset classes.

Want to know more? Check out our comprehensive Interactive Brokers review and visit IBKR’s website.

Another exceptional trading platform in Luxembourg is eToro, a publicly traded social investing platform with over 40 million registered users across 140+ countries. The company listed on NASDAQ in May 2025 (ticker: ETOR), reinforcing its credibility and transparency. eToro is best known for its social trading feature, which allows users to copy the trades of experienced investors. There are thousands of verified Popular Investors on eToro, and you can select traders to follow based on past return on investment (ROI), risk score, asset allocation, or other criteria.

The eToro platform provides access to over 3,000 financial instruments, including real stocks (not CFDs), ETFs, cryptocurrencies, commodities, and indices. Additionally, users can invest in ready-made thematic portfolios called Smart Portfolios, which group together assets or traders around themes such as artificial intelligence, renewable energy, dividend-paying stocks, or sector-specific opportunities. New users can also benefit from a sign-up bonus: eToro offers a free asset for new users meeting deposit thresholds.

eToro offers commission-free ETF trading in Luxembourg. For stocks, eToro charges a flat commission of either $1 or $2 per trade, depending on the exchange where the stock trades. Check eToro’s official fees page for the current rate applicable to Luxembourg residents.

Account opening and funding are quick and straightforward, and you can practise with a $100,000 virtual demo account before committing real capital. On the downside, spreads can be relatively high for some products (particularly forex and crypto), and the only base currency accepted is USD – meaning Luxembourg investors depositing in EUR will incur currency conversion fees on both deposits and withdrawals (eToro’s FX markup applies, typically around 50 pips for EUR/USD). There is also a $5 withdrawal fee and a $10 monthly inactivity fee applies after 12 months of account inactivity.

eToro is regulated by multiple top-tier authorities globally, including the FCA (UK), CySEC (Cyprus), ASIC (Australia), and SEC and FINRA (US). Luxembourg clients are typically served by eToro (Europe) Ltd, authorised and regulated by CySEC and passported across the EEA under MiFID II (including with oversight from the CSSF (Commission de Surveillance du Secteur Financier) in Luxembourg), with client funds protected up to €20,000 under the Cyprus Investor Compensation Fund (ICF).

If you want to learn more, check out our eToro review.

Founded in 2002, XTB is a major player in the European brokerage industry serving over 1.7 million clients across 16 countries. The company is publicly listed on the Warsaw Stock Exchange (ticker: XTB) and regulated by multiple top-tier authorities including the FCA (UK), KNF (Poland), CySEC (Cyprus), BaFin (Germany), and AFM (Netherlands). Luxembourg residents are typically served via XTB’s CySEC-regulated entity under MiFID II passporting, with oversight from the CSSF (Commission de Surveillance du Secteur Financier).

The platform offers 0% commissions on real stocks and ETFs up to €100,000 monthly trading volume (0.2% commission applies above that threshold, with a €10 minimum per order). While XTB’s xStation 5 platform supports a wide range of asset classes, it is particularly well-suited to active CFD and forex traders, offering competitive spreads and advanced tools across all asset classes.

Opening an account and transferring funds is a quick and hassle-free process. For beginners, XTB provides a demo account where you can trade with virtual money to test the platform firsthand, plus comprehensive educational tools through the XTB Trading Academy (video courses, webinars, and market analysis). For intermediate and advanced investors, the platform offers extensive technical and fundamental analysis tools to support trading decisions.

XTB’s product range includes 5,300+ real stocks, 1,300+ ETFs, 70+ forex pairs, commodities, indices, and cryptocurrency CFDs. Additional features include Investment Plans for automated ETF investing, cash interest on EUR balances (linked to ECB deposit facility rate – relevant for Luxembourg investors holding EUR), and vanilla options on US stocks (launched in early 2026, ~140 US stocks and ETFs covered, no per-contract commission).

On the downside, XTB charges relatively high spreads on cryptocurrency CFDs (although forex spreads are competitive), and an inactivity fee of €10/month applies after one year of no trading and no deposits in the previous 90 days. There is also a 0.5% currency conversion fee on trades in non-base currencies.

Still have doubts? Go through our XTB review.

Launched in 1992, Saxo Bank is one of the most solid financial entities in the brokerage industry, with a proven track record of success. It lets you trade tens of thousands of financial instruments through two platforms: SaxoInvestor (the all-in-one investing app for stocks, ETFs, mutual funds, bonds, and options) and SaxoTrader (the advanced platform for CFDs, forex, futures, options, and margin trading, available on web, mobile, and desktop).

The wide range of cash and margin trading products across global markets includes stocks, ETFs, bonds, mutual funds, cryptos, options, futures, CFDs, forex, and more! Saxo Bank presents its advanced research tools for “Buy and hold or trade on leverage”. 

The Saxo Bank account tiers are the following:

• Classic: There is no minimum deposit, giving you access to tight spreads and customer and technical support 24/5.
• Platinum: A minimum $200,000 deposit is required. In addition to Classic features, it also lowers trading prices by up to 30% and prioritizes local-language customer support.
• VIP: A minimum $1,000,000 deposit is required. Here, you will find the best prices, access to trading experts, and exclusive event invitations.

The pricing structure will vary according to your account tier. For instance, a US stock order will be 0.08% of the trade value, with a minimum of $1 in Classic. However, within the VIP tier, the same trade would be 0.03% of the trade value with the same minimum of $1. Plus, for accounts with stocks, ETFs/ETCs, or bond positions, a custody fee of up to 0.15% p.a. will apply.

Saxo Bank A/S is a fully licensed European bank under the supervision of the Danish Financial Supervisory Authority (FSA). Saxo Bank is a member of the Danish Guarantee Fund, which protects client cash deposits up to €100,000 and financial securities (stocks, ETFs,…) up to €20,000 per client.

Founded in 2004 in Sofia, Bulgaria, and now headquartered in London, Trading 212 is a fintech that has democratised retail investing through an intuitive mobile and web platform. The company serves over 5 million registered users, offering access to 10,000+ stocks and ETFs, forex, commodities, CFDs, and cryptocurrencies. New users can claim a free fractional share worth up to €100 when signing up and depositing at least €10.

Trading 212 offers commission-free real stock and ETF trading (other fees may apply – see terms and conditions), fractional shares from €1, and an automatic investing feature called Pies and AutoInvest (note: execution-only thematic portfolios, not a true robo-advisor). The platform also offers:

• Cash interest: tiered rates on EUR balances (opt-in QMMF managed by BlackRock and Fidelity, linked to ECB policy);
• Multi-currency accounts: hold balances in 12 currencies – useful for Luxembourg investors transacting across European currencies;
• Stock lending (opt-in): 50/50 revenue split with government treasury collateral;
• 24/7 customer support in 16 languages.

Account opening is quick and fully digital. On the downside, the product range has notable gaps – no bonds, options, or futures – and there is a 0.15% FX conversion fee when trading assets in a currency different from your base account.

Within the Trading 212 app, you’ll find two distinct accounts: Trading 212 Invest, where you can trade real stocks and ETFs commission-free, and Trading 212 CFD, where you can trade leveraged financial products (CFDs on stocks, indices, commodities, forex, and crypto).

In terms of safety, Trading 212 is regulated by multiple top-tier authorities: the Financial Conduct Authority (FCA) in the UK, the German Federal Financial Supervisory Authority (BaFin), the Cyprus Securities and Exchange Commission (CySEC), and the Australian Securities and Investments Commission (ASIC). Luxembourg clients are typically served through Trading 212’s EU entity under MiFID II passporting, with oversight from the CSSF (Commission de Surveillance du Secteur Financier) in Luxembourg. Client funds are protected by jurisdiction-specific investor compensation schemes (up to €100,000 under the German Deposit Guarantee Scheme; €20,000 under the Cyprus Investor Compensation Fund).

If you want to learn more, check our Trading 212 review.