MEXEM Proprietary Trading Groups

Proprietary Trading Groups

Our Proprietary Trading Group accounts let corporations and trading organizations authorize multiple traders to enter orders in a single account, or set up individual accounts for traders, or strategies with separate credit limits.

MEXEM Lower Costs


MEXEM Securities Financing

Securities Financing

MEXEM Global Markets


MEXEM Innovative Technology

Innovative Technology



MEXEM Reporting & Analytics

Reporting &

MEXEM Account Structure


MEXEM Open Account


Contact our institutional sales team to learn more.

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Your Benefits

Allow multiple traders to enter orders from a single account.

Configure sub-accounts and limits for different traders and strategies

Lowest margin rates, starting at 0.75%

Simplify the financing process with deep stock availability, transparent stock loan rates, global reach, dedicated support, and automated tools

A single, coherent platform with integrated OMS/EMS

MEXEM Lower Costs

Lower Costs

Our transparent, low commissions and financing rates, support for best price execution, and stock yield enhancement program
help minimize costs to maximize your returns.

Lower costs

MEXEM offers the lowest commissions and access to stocks, options, futures, currencies, bonds, and funds from a single integrated account. If an exchange provides a rebate, we pass some or all of the savings directly back to you.*

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Lowest Financing Costs

We offer the lowest margin loan interest rates of any broker, according to the 2021 online broker review. Click below to calculate your own sample margin loan interest rate.

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Earn Extra Income

Earn extra income on the fully-paid shares of stock held in your account. MEXEM borrows your shares to lend to traders who want to short and are willing to pay interest to borrow the shares. Each day shares are on loan you are paid interest while retaining the ability to trade your loaned stock without restrictions.

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*For more information, click here. Lower investment costs will increase your overall return on investment, but lower costs do not guarantee that your investment will be profitable.

Securities Financing

MEXEM combines deep stock availability, transparent stock loan rates, global reach, dedicated support and automated tools to simplify the financing process and allow you to focus on executing your strategies.

MEXEM Availability

Transparent, Competitive Loan
and Borrow Rates

IBKR uses automated price discovery to bring transparency, reliability and efficiency to the stock loan and borrow markets. A combination of sources is used to develop our indicative rates, which are displayed along with security availability in our automated securities financing tools.

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Depth of Availability

MEXEM's depth of availability helps with locating hard-to-borrow securities while protecting against buy-ins and recalls. Shares available for shorting can be viewed in real-time on Trader Workstation (TWS) by adding the Shortable Shares and Fee Rate columns to your display.

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Stock Yield Enhancement Program

Increase Investment returns by lending paid-in-full and or excess margin stock and optimize lending of your hard-to-borrow assets by earning a market-based loan rate.  You can trade loaned stock and sell shares with no restrictions and at any time.

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Automated Tools

A mix of stock loans and borrowing tools, including a secured pre-borrow program, selected US IPOs to Short upon Listing Day +1, analyzing borrow fees, and utilizing borrow demand metrics, is available.

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Institutional Clients

Benefit from direct access to the Securities Financing coverage desk, stock loan market color commentaries, and private locates which allow for better timing of entry points on high traffic short positions.

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Uncover Global Opportunities

Invest in stocks, options, futures, currencies, bonds, and funds from a single integrated account. Fund your account and trade assets denominated in multiple currencies while accessing market data 24 hours a day, six days a week.







Explore a worldwide offering

Bond Marketplace

We strive to furnish the best deal on bonds by advancing the highest of all bids and lowest of all offers we receive to our clients from the electronic venues we access.

Short Securities Availability

The Shortable Instruments (SLB) Search Tool is a fully electronic, self-service utility that allows clients to search available Shortable Securities from the Client Portal.

Mutual Fund Marketplace

Search over 44,000 available mutual funds from more than 400 fund families with Mutual Fund Marketplace and Search Tool. Filter funds by country, fund family, transaction fee, or fund type.

Leverage Technology Built to Help You Get Ahead

Trading Platforms

Effective and award-winning trading platforms and tools available on Desktop, mobile, web, and API allow you to manage client assets.

API Solutions

Institutions can create their own automated, rules-based trading system with our API and FIX CTCI solutions, taking advantage of our high-speed order routing and broad market depth.

Order Types and Algos

With over 100 order types, any preference, whether limit orders or complex algorithmic trading, you will be able to execute any trading strategy

Advanced Trading Tools

Spot market opportunities, analyze results, manage your account and make informed decisions with our free advanced trading tools.Our free advanced trading tools allow you to spot market opportunities, analyze results, manage your account and make informed decisions.

MEXEM OMS: A complete one-stop solution


The OMS software integrates with our award-winning EMS, the Trader Workstation (TWS).

This solution is ideal for institutions that want to reduce costs and improve productivity with a fully integrated OMS/EMS setup. It includes order management, trading, research, operations, and more. It further offers a robust and customizable order management platform that you can use within your current multi-broker setup and will easily fit the complex needs of your business.

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Reporting & Analytics

Powerful Reporting Solutions

Our statements and reports cover all aspects of your Mexem account with simple, customizable viewing

MEXEM Reporting & Analytics


Run and customize activity statements to view detailed information about your account activity, including positions, cash balances, transactions, and more.

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Flex Queries

Create statement templates called Flex Queries, which let you customize your activity data at the most granular level and download in XML or text format.

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Downloadable Statements

Save your statements in PDF or Excel format, or download them to a variety of third-party formats such as Quicken, Tradelog or CapTools.

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Tax Optimizer

Change tax lot-matching methods to optimize gains and losses.

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Daily Margin Reports

Daily margin reports detail requirements by underlying.

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Transaction Cost Analysis (TCA)

TCA tracks the quality of your orders' transaction prices versus market conditions either at the time the orders were submitted or after the trade executes.

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Proprietary Trader Account Structure

Pool Account Structure

Invoice clients for services rendered using automatic billing, electronic invoicing or direct billing.

Fee structures for charging clients include percent of net liquidation value, blended fees, flat fees, percent of P&L, performance fee threshold or high-water marking.

Additional Information

Multiple users can view and modify other traders' activities.

Accounts from citizens or residents of all countries are accepted, except citizens or residents of those countries or regions on the sanction list of the US Office of Foreign Asset Controls or similar lists; or other countries determined to be higher risk.

Link to Administrators for the purpose of providing administrative services such as reporting. Shop for registered Administrators at the Administrator Marketplace.Link to Administrators to provide administrative services and shop for registered Administrators at the Administrator Marketplace.*

*Monthly activity and other minimum fees may apply.

Pool Account PDF Guide

Open a Proprietary Trader Account

Corporations and trading organizations can allow multiple traders to enter orders in a single account or set up individual accounts for traders or strategies with separate credit limits.

Two types of Proprietary Trading Group account structures are available. Both types offer institutions the flexibility of trade execution, clearing, and prime broker services, all within the same account.

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