19 Common Investment Errors That Could Be Costing You Big

Are your investments not yielding the returns you expected? These 19 common mistakes could be the reason why your financial future isn’t as bright as you’d hoped.

1. Chasing Hot Stocks

Jumping on the latest stock market trend is a fast track to disaster. A 2023 study from the CFA Institute revealed that retail investors who chase “hot stocks” often underperform the market by an average of 3% annually. Warren Buffett famously warned, “Be fearful when others are greedy,” yet many investors still get caught up in the hype, leading to heavy losses when the bubble inevitably bursts.

2. Ignoring Diversification

Putting all your eggs in one basket can quickly lead to financial ruin. According to a 2022 Vanguard report, investors who diversified across various asset classes—including bonds, international equities, and real estate—saw more stable returns during periods of volatility compared to those who concentrated their investments. Diversification is key to spreading risk and ensuring that one bad investment doesn’t wipe you out.

3. Timing The Market

Trying to predict the market’s next move is like gambling in Vegas—odds are, you’ll lose. Data from Charles Schwab’s 2023 study on market timing showed that even professional traders struggle to consistently time the market correctly, with average losses of 5-7% for those attempting it. Instead, a buy-and-hold strategy has proven far more effective, yielding an average annual return of 10% in the S&P 500 over the past 30 years.

4. Not Having A Plan

Investing without a clear strategy is like setting sail without a map. A study by the National Bureau of Economic Research found that investors with detailed financial plans are more likely to meet their long-term goals, with 72% of those with plans reporting increased confidence in their financial future. If you don’t know your financial goals, you’ll never know if your investments are on track to meet them.

5. Letting Emotions Rule

Fear and greed can lead to irrational decisions, causing you to sell low and buy high. In 2022, Dalbar’s Quantitative Analysis of Investor Behavior reported that emotional trading caused the average investor to underperform the market by nearly 6% annually. Keep your emotions in check, and remember that investing is a long-term game.

6. Paying Too Much In Fees

High fees can eat away at your investment returns over time. According to Morningstar, investors in high-cost funds lose up to 2.5% of their returns annually due to management fees and expenses. Always read the fine print and understand the costs involved before committing to any investment—lower-cost index funds or ETFs are often better choices for minimizing fees.

7. Forgetting About Inflation

Ignoring inflation can erode your purchasing power over time. In 2024, with inflation rates expected to hover around 3.5%, according to the Federal Reserve, simply leaving your money in a savings account earning less than 1% interest will result in negative real returns. Even if your investments are growing, they need to outpace inflation for you to truly get ahead.

8. Focusing Only On Short-Term Gains

If you’re constantly looking for quick wins, you’re likely missing out on bigger, long-term opportunities. A study from J.P. Morgan Asset Management found that staying invested for at least 10 years resulted in an 80% probability of positive returns, compared to just 60% for those focused on short-term trades. Patience and time are your greatest allies in building wealth.

9. Failing To Rebalance Your Portfolio

Markets shift, and so should your portfolio. Rebalancing, or adjusting your portfolio to maintain your desired asset allocation, ensures that your investments align with your risk tolerance and financial goals. Research from BlackRock in 2023 highlighted that investors who rebalance at least once a year can boost their returns by up to 1.5% annually.

10. Overreacting To Market Volatility

Panicking during market downturns can lead to poor decision-making. According to Fidelity, investors who pulled out of the market during the 2008 financial crisis missed out on a 200% rebound over the next decade. Historically, the stock market has always bounced back, so stay calm and stay the course.

11. Not Doing Your Research

Blindly trusting tips from friends or social media can be disastrous. A 2023 survey by FINRA revealed that nearly 50% of retail investors failed to conduct adequate research before making investment decisions, leading to significant losses. Always do your own research and understand what you’re investing in before you commit your money.

12. Underestimating The Power Of Compound Interest

Albert Einstein called compound interest the “eighth wonder of the world” for a reason. The earlier you start investing, the more your money can grow exponentially over time. According to a 2024 Bankrate report, starting to invest at age 25 versus 35 can result in nearly double the retirement savings, thanks to the power of compound growth.

13. Neglecting Tax Implications

Not all investment gains are created equal when it comes to taxes. In 2023, the IRS reported that many investors failed to account for capital gains taxes, leading to hefty bills during tax season. Make sure you understand the tax implications of your investments, whether it’s capital gains, dividends, or interest income, so you don’t get hit with an unexpected bill.

14. Forgetting To Build An Emergency Fund

Investing without a safety net can lead to disaster. A 2022 survey by Bankrate showed that nearly 60% of Americans do not have enough savings to cover a $1,000 emergency. An emergency fund is your first line of defense against unexpected expenses, so make sure you have one before diving into the market.

15. Putting Off Investing Altogether

Procrastination is your worst enemy when it comes to building wealth. A 2023 Gallup poll revealed that 45% of Americans aren’t invested in the stock market, often due to fear or a lack of understanding. The sooner you start investing, the more time your money has to grow—waiting too long could mean missing out on decades of compound interest.

16. Focusing Only On Dividend Stocks

While dividend stocks can be a great source of income, putting too much emphasis on them can limit your growth potential. Data from Schwab shows that while dividend-paying stocks have historically outperformed non-dividend payers in down markets, a more balanced portfolio that includes growth stocks will typically generate higher returns over the long term. A balanced approach is key to maximizing your returns.

17. Ignoring Dollar-Cost Averaging

Dollar-cost averaging—investing a fixed amount regularly—helps reduce the impact of market volatility. Research from Vanguard in 2023 confirmed that this strategy can lead to better long-term outcomes compared to lump-sum investing, particularly in volatile markets. By sticking to a consistent investment schedule, you avoid trying to time the market and smooth out your investment returns over time.

18. Over-Leveraging

Using borrowed money to invest can amplify both gains and losses. According to the Federal Reserve’s 2023 report on margin debt, many investors suffered significant losses when the market turned, leading to margin calls and forced liquidations. Leverage can be dangerous, and many investors have learned the hard way that it can lead to significant losses.

19. Not Staying Educated

The financial world is always changing, and so should your knowledge. A 2022 study by the TIAA Institute found that financial literacy is directly correlated with better investment outcomes—investors who regularly educate themselves on the market tend to see 1.5% higher annual returns. Regularly educate yourself on investment strategies, market trends, and new opportunities to stay ahead.

It’s Not Too Late To Fix Your Mistakes

Even if you’ve made some of these mistakes, there’s still time to turn things around. By recognizing these pitfalls and adjusting your strategy, you can set yourself up for long-term financial success.

Featured Image Credit: Shutterstock / Ground Picture.

The content of this article is for informational purposes only and does not constitute or replace professional financial advice.

The images used are for illustrative purposes only and may not represent the actual people or places mentioned in the article.

For transparency, this content was partly developed with AI assistance and carefully curated by an experienced editor to be informative and ensure accuracy.

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