Mutual funds remain a cornerstone of long-term investing, offering instant diversification, professional management and access to strategies tailored for retirement, wealth building, and income generation. For investors focused on buy-and-hold growth, the right brokerage can make a meaningful difference, and not just in returns, but in fees, fund access, and portfolio support.
The best brokers for mutual fund investors focus on platforms that combine low-cost access with research tools and retirement planning features. Whether you’re building a Roth IRA or diversifying a taxable portfolio, these brokers offer access to no-load, no-transaction-fee (NTF) funds and long-term financial planning features.
How We Chose the Best Brokers for Mutual Funds
We applied our methodology prioritizing the features most important to mutual fund investors. Brokers were assessed across six key criteria:
- Fund Access: Breadth and variety of mutual funds offered, including access to NTF and no-load options.
- Fee Structure: Low or no transaction fees on mutual fund purchases, and overall affordability based on expense ratios and account minimums.
- Retirement Account Availability: Support for IRAs, Roth IRAs, 401(k) rollovers, and long-term tax-advantaged investing.
- Dividend Reinvestment: Availability of automatic dividend reinvestment plans (DRIPs) and scheduled investing tools.
- Education & Tools: Tutorials, calculators, and guides that support retirement planning and fund research.
- Fund Screening: Easy-to-use fund comparison and filtering tools based on performance, expenses, and risk.
All brokers listed are insured by the Securities Investor Protection Corporation (SIPC) and provide secure digital access to manage long-term investments.
5 Best Brokers for Mutual Funds
Whether you’re building a diversified retirement portfolio or adding to a tax-advantaged investment plan, the mutual fund brokers below offer the tools and access that long-term investors look for to stay on track.
Fidelity – Best Overall
Fidelity sets the gold standard for mutual fund investing, offering access to over 3,400 NTF funds. With no minimum investment on its Zero Index Funds and no commissions on fund trades, Fidelity appeals to investors of all sizes. The platform also provides a full suite of retirement accounts, screening tools, and goal-based planning features.
Its FundsNetwork allows investors to sort by performance, fees, risk, and fund category, making it easier to compare top options. Investors can also enroll in automatic investment plans and dividend reinvestment with no extra cost.
Key Features:
- Fees: $0 commissions on NTF funds; expense ratios vary by fund
- Fund Access: 10,000+ mutual funds; 3,400+ NTF
- Retirement: Roth/Traditional IRAs, rollover support
- Tools: Retirement planning calculators, fund comparison screeners
- Drawbacks: Non-NTF funds may have a $49.95 transaction fee
Charles Schwab – Best for U.S.-Based No-Load Fund Access
Charles Schwab gives investors access to over 4,000 NTF mutual funds, including its own line of competitively priced Schwab Funds. While other brokers like E*TRADE and IBKR may offer more funds numerically, Schwab stands out for the depth and accessibility of domestic fund choices with no load, no commissions, and no minimums, making it ideal for long-term investors who value cost-efficiency and simplicity.
Schwab’s retirement center offers planning tools for IRAs, required minimum distributions (RMDs), and 401(k) rollovers. With no account minimums and strong customer service, it’s ideal for both beginners and advanced investors.
Key Features:
- Fees: $0 commissions on NTF funds; no account minimums
- Fund Access: 10,000+ mutual funds; 4,000+ NTF
- Retirement: Broad IRA support; RMD calculators
- Tools: Advanced fund screeners and Morningstar data
- Drawbacks: Some platform tools require manual navigation
Interactive Brokers – Best for Global Fund Access
Interactive Brokers (IBKR) is an excellent choice for mutual fund investors who want broad international exposure and industry-low fees. With access to over 43,000 mutual funds globally, including more than 18,000 with no transaction fees, IBKR is one of the most fund-diverse platforms on the market. It’s particularly well-suited for investors looking to include global or niche strategies in their portfolios.
Beyond selection, IBKR appeals to cost-conscious, long-term investors thanks to its transparent pricing and no-load, low-expense ratio options. The platform supports automated reinvestment, and investors can take advantage of IBKR’s PortfolioAnalyst tool to track performance, asset allocation, and income over time. While it’s not as beginner-focused as some retail brokers, experienced investors will appreciate the depth of features and global reach.
Key Features:
- Fees: 18,000 mutual funds with no transaction fees; low-cost execution
- Fund Access: 43,000+ funds globally, including U.S. and international options
- Tools: PortfolioAnalyst, performance benchmarking, automated reinvestment
- Accounts: Supports IRAs, Roth IRAs, and taxable accounts
- Drawbacks: Platform interface is complex for new investors
E*TRADE – Best for Automated Investing Options
E*TRADE offers over 4,400 no-load, NTF mutual funds and a strong selection of pre-built portfolios for investors who want more guidance. Its Core Portfolios robo-advisor option starts at just $500 and includes automatic rebalancing using low-cost mutual funds and ETFs.
E*TRADE’s desktop and mobile interfaces are designed for usability, and its Mutual Fund Screener tool offers filtering based on fees, performance, and risk. Dividend reinvestment and auto-invest tools round out the platform’s long-term investing support.
Key Features:
- Fees: $0 on NTF funds; Core Portfolios start at 0.30%
- Fund Access: 5,000+ mutual funds; 4,400+ NTF
- Retirement: IRA, Roth IRA, rollover options
- Tools: Robo-advisor support, retirement goal planning
- Drawbacks: No fractional shares for mutual funds
Vanguard – Best for Low-Cost Index Fund Investing
Vanguard is synonymous with mutual fund investing, especially for index and retirement-focused investors. Its proprietary funds, such as the Vanguard Total Stock Market Index Fund (VTSAX), have some of the lowest expense ratios in the industry. While Vanguard’s platform is more basic than others, its long-term focus and fund quality are unmatched.
Vanguard requires a $1,000 minimum for most mutual funds, but offers automatic investing, dividend reinvestment, and IRAs with strong support. It’s an ideal platform for serious, long-term investors focused on wealth accumulation.
Key Features:
- Fees: No transaction fees on Vanguard funds
- Fund Access: 160 Vanguard funds; 3,000+ outside mutual funds
- Retirement: IRA, Roth IRA, 401(k) rollovers
- Tools: Simple goal planning tools, allocation calculators
- Drawbacks: Higher minimums; platform less modern
Why Fund Access and Fees Matter
Choosing the right broker for mutual fund investing isn’t just about who charges the least, it’s about how well the platform supports long-term financial goals. A broad fund selection is critical, especially when it includes access to thousands of no-load and no-transaction-fee (NTF) mutual funds. These reduce the friction of frequent contributions and rebalancing while preserving more capital to stay invested.
Equally important are fund expense ratios. Even a seemingly small difference in fees, say, 0.20% vs. 1.00% can translate into tens of thousands of dollars lost to fees over the life of a portfolio.
The right broker will also offer retirement account support, including Roth IRAs, Traditional IRAs, and rollover capabilities from 401(k) plans. Automated features like recurring deposits, automatic dividend reinvestment, and target-date fund options make it easier to stay disciplined through market cycles. Long-term investors benefit when a platform does more than just execute trades; it should act like a co-pilot for retirement planning, helping users stay focused on growth and risk-adjusted returns over time.
Goal-setting tools and educational content tailored to mutual fund investing can also make a meaningful difference, especially for new investors or those managing complex portfolios. Many top-tier brokers provide screeners that help users compare performance, risk metrics, and fund objectives side by side.
Whether you’re investing for retirement, education, or generational wealth, choosing a broker with the right fund access, cost transparency, and automation features can be the difference between simply saving and strategically building wealth.
Choose a Broker That Aligns With Your Goals
Each of these platforms serves a different kind of investor. Fidelity and Charles Schwab lead for broad access and strong planning tools. Vanguard is perfect for index fund purists. IBKR stands out for global fund access, while E*TRADE delivers flexibility with automation options.
The best mutual fund broker for you will align with your investment horizon, fee sensitivity, and need for guidance vs. control. Take time to compare features, test fund screeners, and ensure your long-term goals can grow with the platform you choose.
Frequently Asked Questions
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A no-load mutual fund does not charge a commission or sales fee when you buy or sell shares. This structure benefits long-term investors by minimizing upfront and recurring costs, allowing more capital to remain invested.
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NTF stands for No Transaction Fee. These funds can be bought and sold without incurring brokerage commissions. Many leading platforms, such as Fidelity and Schwab, offer access to thousands of NTF funds to encourage cost-efficient investing.
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Yes. Mutual funds are commonly used within IRAs, Roth IRAs, and 401(k) rollovers. Most brokers on this list offer full support for retirement accounts, including automated contributions, tax-advantaged growth, and tools to plan around RMDs.
