How to Start Investing with Just $100: A Beginner’s Guide

Robert Savar
Millennial Money Matters
6 min readSep 8, 2024

Transforming a Small Start into Big Gains: Simple Strategies for New Investors

by Bob Savar, Millennial Financial Times

In today’s fast-paced world, investing is no longer just a game for the wealthy. With the rise of technology and innovative financial tools, anyone can build wealth with as little as $100. In this comprehensive guide, we will explore actionable strategies and the best practices for getting started with your first $100, ensuring that even beginners can make their money work for them.

Why Start Investing with $100?

Starting small with $100 might seem like little, but it is an excellent way to dip your toes into the world of investing without overwhelming risk. Investing early allows you to use compound interest — a powerful force that can exponentially grow your wealth over time. Moreover, starting with a small amount helps you build the discipline needed for long-term success, allowing you to learn and adapt as you grow your portfolio.

Understand Your Investment Goals

Before you begin, it’s crucial to define your investment goals. Are you saving for retirement, building an emergency fund, or looking for a way to generate passive income? By clearly outlining your objectives, you can tailor your investment strategy accordingly. Think about your risk tolerance — how much risk you are willing to take for potential returns. Understanding these factors will help you decide which investment options are best suited for your financial situation.

Explore Different Investment Options for Beginners

1. Open a High-Yield Savings Account

A high-yield savings account is one of the safest places to start investing your $100. Unlike traditional savings accounts, high-yield accounts offer significantly higher interest rates, allowing your money to grow faster while maintaining liquidity. This option is ideal for those who want to minimize risk and have easy access to their funds in case of emergencies.

2. Invest in Stocks Through Fractional Shares

For beginners with a modest amount like $100, investing in fractional shares can be an excellent way to start. Fractional shares allow you to buy a portion of a stock, making high-priced stocks like Amazon or Google accessible. Many brokerage platforms, such as Robinhood, Fidelity, and Charles Schwab, offer fractional shares, allowing you to diversify your investments across multiple companies without needing a large sum of money.

3. Exchange-Traded Funds (ETFs) and Mutual Funds

ETFs and mutual funds are great options for new investors with limited capital. These funds pool money from many investors to purchase a diversified portfolio of stocks, bonds, or other assets. With just $100, you can buy into a fund that gives you exposure to a broad range of assets, reducing the risk associated with individual stock investments. Look for funds with low fees and a strong track record of performance.

4. Consider Micro-Investing Apps

Micro-investing apps like Acorns, Stash, and Betterment have revolutionized how people invest small amounts of money. These apps allow you to start investing with as little as $5 and provide automated tools to help you build and manage your portfolio. They often feature round-up options, where spare change from your daily purchases is automatically invested. This approach makes it easy to invest consistently without even thinking about it.

5. Peer-to-Peer Lending

Peer-to-peer (P2P) lending platforms like LendingClub and Prosper offer another alternative for beginners. With P2P lending, you can lend your $100 to individuals or small businesses in need of loans, earning interest on your investment. While P2P lending comes with higher risk compared to traditional savings accounts or bonds, it also offers the potential for higher returns.

6. Invest in a Robo-Advisor

Robo-advisors are digital platforms that provide automated, algorithm-driven financial planning services with little to no human supervision. For a beginner, investing $100 with a robo-advisor like Wealthfront or Betterment can be a great way to start. These platforms will allocate your funds across a diversified portfolio based on your risk tolerance, goals, and timeline, making investing accessible and straightforward.

Build an Investment Habit

Consistency is key in investing. Even if you start with just $100, consider setting up a plan to regularly invest small amounts, such as $10 or $20 monthly. Most brokerage firms and micro-investing apps allow you to automate your contributions, ensuring that you stay on track without needing to remember to invest every month. Over time, these small, regular investments will compound, significantly growing your portfolio.

Diversify Your Portfolio

Diversification is a fundamental investing strategy that involves spreading your money across different asset classes, industries, or geographical regions. By diversifying, you minimize the risk of losing all your money if one investment underperforms. With $100, you might start with a mix of fractional shares, ETFs, or even stocks and bonds. As your investment grows, continue diversifying to balance risk and reward.

Take Advantage of Free Educational Resources

The financial world can be daunting for beginners, but many free educational resources are available online. Websites, podcasts, webinars, and books can provide valuable insights into different types of investments and market trends. Becoming an informed investor will help you make better decisions and avoid common pitfalls. Many brokerage firms offer free learning tools, so take advantage of these resources to build your knowledge base.

Stay Informed About Fees and Taxes

Even with a small amount like $100, it’s crucial to understand the fees and taxes associated with your investments. Many platforms charge trading, management, or annual maintenance fees that can eat into your returns. Always read the fine print and choose platforms that offer low or no fees for small accounts. Additionally, be aware of the tax implications of your investments. Certain investments, such as stocks or mutual funds, may have different tax treatments, which can impact your overall returns.

Leverage Dollar-Cost Averaging

Dollar-cost averaging (DCA) is an investment strategy that involves regularly investing a fixed amount of money, regardless of market conditions. By doing so, you buy more when prices are low and fewer when prices are high, potentially lowering your average cost per share over time. This strategy can be particularly beneficial when starting with a small amount, as it reduces the risk of investing a lump sum at the wrong time.

Monitor and Adjust Your Investments

Investing is not a one-time action; it requires regular monitoring and adjustment. Track your portfolio’s performance, stay informed about market trends, and be ready to adjust your strategy as needed. If your investments are underperforming, consider reallocating your funds to better-performing assets. Conversely, if you experience significant gains, you may want to rebalance your portfolio to lock in profits and reduce risk.

Consider Starting a Side Hustle to Boost Your Investment Capital

To accelerate your wealth-building journey, consider starting a side hustle to generate extra income. The money earned from a side gig can be used to supplement your initial $100 investment, allowing you to take advantage of more opportunities in the market. Whether it’s freelance writing, graphic design, or selling handmade products online, a side hustle can provide you with the additional funds needed to grow your portfolio faster.

Final Thoughts: The Importance of Patience and Persistence

Investing is a long-term game, and patience and persistence are essential. Even with just $100, you can start building a substantial portfolio over time if you stick to a consistent investment plan. Remember that markets fluctuate, and it’s normal to experience ups and downs. The key is to stay focused on your goals, continue learning, and adapt your strategy as needed.

By taking these steps and leveraging the tools and resources available, anyone can start their journey towards financial independence, even with a modest initial investment.

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Robert Savar
Millennial Money Matters

Bob Savar, retired pickleball instructor, author, and former CEO, mentors millennials on finance and writes a newsletter called Millennial Financial Times.