Types of Investments: A Guide to Your Investment Options

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Investments fall into a handful of broad categories: cash equivalents such as savings accounts and certificates of deposit (CDs), stocks, bonds, pooled funds such as mutual funds and exchange-traded funds (ETFs), real estate (owned directly or through REITs), commodities, derivatives such as options and futures, and alternative investments such as hedge funds, private equity, cryptocurrency and collectibles. Each one earns money in a different way, through interest, dividends, rent or price changes. Each carries a different mix of risk, cost, liquidity and tax treatment, and that mix decides which investment options fit a given goal.

What Counts as an Investment

An investment is any allocation of money made in the expectation that it will produce more money later. The form of the gain depends on what you buy. A rental property can produce monthly rent and a gain when it is sold. Many stocks pay quarterly dividends. Bonds commonly pay interest on a fixed schedule. A gold bar pays nothing while you hold it, so its only return is a change in price.

That expectation of a return is what separates investing from spending, but it is not a promise. Every investment except an insured deposit can lose value, and some can lose all of it.

How Investments Produce a Return

Every investment’s return comes from one or both of two sources:

1. Income: cash paid to you while you hold the asset, such as interest from bonds and deposits, dividends from stocks, distributions from funds and REITs, or rent from property.
2. Capital appreciation: the increase in the asset’s price between when you buy and when you sell.

Add the two together and you get total return. Comparing investments on income alone, or on price change alone, gives a misleading picture. A stock that pays a large dividend while its price falls can have a worse total return than a stock that pays nothing but rises steadily.

Price appreciation does most of the work for broad stock investing. S&P Dow Jones Indices estimates that from 1926 to 2025, dividends contributed about 31% of the total return of the S&P 500, and capital gains contributed about 69%. Dividends still matter, especially when reinvested, but most of the index’s historical growth came from rising prices.

The two sources are often taxed differently. In the United States, for example, interest is generally taxed as ordinary income, qualified dividends and long-term capital gains (on assets held more than one year) are taxed at lower rates, and short-term gains are taxed as ordinary income. Interest on many municipal bonds is exempt from federal income tax. Holding an investment inside a tax-advantaged account such as a 401(k) or IRA changes these rules again, so the same investment can leave you with different after-tax results depending on where you hold it.

The Risk and Return Spectrum

Low-risk investments generally come with low expected returns, and higher expected returns usually require accepting more risk. The broad ordering looks like this:

• Lowest risk: insured savings accounts, money market accounts and CDs.
• Low to moderate: government bonds, then investment-grade corporate bonds.
• Moderate to high: stocks and stock funds; high-yield bonds.
• High: commodities, derivatives, leveraged products and many alternative investments.

“Risk” here means the chance that your result differs from what you expected, including the chance of losing money. It shows up in several forms: market risk (prices fall broadly), credit risk (a borrower fails to pay), interest rate risk (rising rates reduce the value of existing bonds), inflation risk (returns fail to keep up with rising prices), and liquidity risk (you cannot sell quickly without accepting a lower price).

Inflation deserves particular attention when comparing the “safe” end of the spectrum. Cash that earns less than the inflation rate loses purchasing power every year even though its dollar balance never falls. Low volatility and low risk are not the same thing over long periods.

The spectrum describes categories, not individual holdings. Risk and return expectations vary widely within a single asset class. A blue-chip stock listed on the New York Stock Exchange has a very different risk profile from a micro-cap stock on a small exchange, and a short-term U.S. Treasury bill has almost nothing in common with a long-dated bond from a heavily indebted company.

The Main Types of Investments

Cash and Cash Equivalents

Savings accounts, money market accounts, CDs and Treasury bills hold their value in dollars and pay interest. In the U.S., deposits at FDIC-insured banks are protected up to $250,000 per depositor, per insured bank, per ownership category, which makes insured deposits the closest thing to a risk-free holding for individuals. A CD pays a fixed rate for a set term, and withdrawing early usually triggers a penalty set by the bank.

Rates differ between institutions, so the account you already have is not necessarily the one paying the most. Cash is the right home for an emergency fund and money you will need soon, but its return has historically been the lowest of the major categories.

Stocks

Buying a company’s stock makes you a fractional owner of that company, known as a shareholder. Shareholders benefit from the company’s growth through a rising share price, and many companies pay part of their profits out as dividends.

Most stock investors hold common stock, which usually carries voting rights. Preferred stock typically pays a fixed dividend and ranks ahead of common stock for dividends and in a liquidation, but usually has limited or no voting rights. Some companies issue several classes of common stock with different voting power. Stocks are also grouped by company size (large-cap, mid-cap, small-cap, micro-cap), by sector, and by style, such as growth, value or income.

Stocks have no maturity date and no guaranteed payment. If a company fails, shareholders are paid last, after creditors and bondholders, and often receive nothing. That position at the back of the line is the reason stocks have to offer higher expected returns than bonds. Investors who pick individual companies typically rely on fundamental analysis, which studies a company’s financial statements, competitive position and valuation.

Bonds

Bonds are debt. When you buy a bond, you lend money to a government, municipality or corporation. In return, the issuer pays periodic interest (the coupon) and repays the bond’s face value when it matures.

The main types are:

• Government bonds, such as U.S. Treasury bills, notes and bonds, backed by the federal government.
• Municipal bonds, issued by states, cities and other local authorities, often with interest exempt from federal income tax.
• Corporate bonds, issued by companies and graded by credit rating agencies. Investment-grade bonds come from issuers judged more likely to repay; high-yield (“junk”) bonds pay more because default risk is higher.

Holding a bond to maturity returns its face value as long as the issuer does not default. Selling before maturity is a different matter, because bond prices change. When market interest rates rise, existing bonds with lower coupons become less attractive and their prices fall; when rates drop, prices rise. The longer a bond’s maturity, the larger this effect. The mechanics are explained in why bond prices fall when interest rates rise.

Mutual Funds and ETFs

Funds pool money from many investors and use it to buy a portfolio of stocks, bonds, preferred shares, commodities or a mix. A single fund share can give you exposure to hundreds or thousands of securities, which spreads out the risk of any one company or issuer failing.

The two most common types differ mainly in how they trade:

• Mutual funds do not trade on an exchange. You buy and sell shares directly with the fund company at the net asset value (NAV), calculated once at the end of each trading day, so every order that day receives the same price.
• ETFs trade on stock exchanges like individual shares. Their prices move throughout the trading day, and you can use the same order types you would use for a stock.

Both kinds can be passive, tracking an index such as the S&P 500 or the Dow Jones Industrial Average, or active, with a manager choosing holdings in an effort to beat a benchmark. Every fund charges an annual expense ratio, a percentage of your assets deducted from fund returns. Active funds generally charge more than index funds because they pay for research and trading. Some mutual funds also charge sales loads when you buy or sell.

A third structure, the closed-end fund, issues a fixed number of shares that then trade on an exchange, often at a price above or below the value of the underlying assets.

You can buy funds directly from the fund company, through a brokerage account, or through automatic contributions to a workplace retirement plan. The fund itself is the same; account fees, minimum purchases and available share classes can differ by channel.

Real Estate and REITs

Real estate can be owned directly, by buying a home, rental property or land, or indirectly through securities. Direct ownership can produce rental income and appreciation, but it ties up a large amount of capital in a single asset, involves ongoing costs for maintenance, taxes and insurance, and can take months to sell.

A real estate investment trust (REIT) is a company that owns, operates or finances income-producing property such as offices, apartments, warehouses or shopping centers. Under U.S. tax law, a REIT must distribute at least 90% of its taxable income to shareholders, which is why REITs are known for regular distributions. Publicly traded REITs can be bought or sold during market hours, a liquidity direct property cannot match, and REITs can also be held through mutual funds and ETFs.

REIT distributions are often taxed as ordinary income rather than at the lower qualified dividend rate, which makes them a common candidate for tax-advantaged accounts.

Alternative Investments

“Alternative investments” is a catch-all term for assets outside traditional stocks, bonds and cash. The best-known are:

• Hedge funds, which pool investor money and can use strategies unavailable to ordinary funds, such as going both long and short, using leverage, or trading derivatives. The name comes from the ability to “hedge” risks by holding offsetting positions.
• Private equity, which invests in companies that are not publicly traded, letting those companies raise capital without going public. Venture capital is a form of private equity focused on early-stage businesses.

These have traditionally been open only to accredited investors, who must meet income or net worth thresholds set by the SEC. In recent years, fund structures that give retail investors access to private equity, private credit and hedge-fund-style strategies have been introduced. These often come with higher fees, limits on how often you can withdraw, and less frequent pricing than a stock or ETF.

Cryptocurrencies, collectibles such as fine art and antiques, and other niche assets are also usually grouped here. Most produce no income, so their entire return depends on someone paying more for them later.

Options and Other Derivatives

A derivative is a contract whose value comes from another asset, such as a stock, index, interest rate or commodity. The most widely traded derivatives for individual investors are options.

An options contract gives the buyer the right, but not the obligation, to buy (a call) or sell (a put) an underlying asset at a fixed price, the strike price, until a set expiration date. A standard U.S. equity option covers 100 shares. The buyer pays a premium for this right; the seller (writer) collects the premium and takes on the obligation.

The loss profile depends on which side you take:

• Buying an option: the most you can lose is the premium you paid, which is lost entirely if the option expires worthless.
• Selling an option: your gain is limited to the premium, while your potential loss can be much larger. Writing a call without owning the shares has no theoretical limit on losses.

Derivatives usually involve leverage, meaning a small amount of capital controls a much larger position. Leverage magnifies gains and losses in equal measure, which is why derivatives are considered high-risk, high-reward. They are also used defensively, for example by buying puts to limit losses on shares you already own.

Commodities

Commodities are raw materials and basic goods: metals such as gold, silver and copper, energy products such as crude oil and natural gas, agricultural products such as grain, and livestock. The term also extends to financial instruments and currencies traded on futures exchanges.

Individuals reach commodities in three main ways:

1. Futures contracts, agreements to buy or sell a specific quantity of a commodity at a set price on a particular future date. Futures are traded on margin, so losses can exceed the initial deposit.
2. Commodity ETFs and funds, which hold futures contracts or, in the case of some precious metals funds, the physical metal.
3. Physical ownership, mainly practical for precious metals such as gold coins and bars, with storage and insurance costs.

Commodities are used to hedge against inflation or specific business risks, and for speculation. Prices can swing sharply on supply disruptions, weather and changes in demand.

Other Investment Options

A few more products round out the list:

• Annuities: contracts with an insurance company that convert a lump sum or series of payments into future income. Terms, fees and surrender charges vary widely between contracts.
• Precious metals: often treated separately from other commodities because many investors hold them as a long-term store of value.
• Direct business ownership: putting money into a private company, a franchise or your own business. This is often illiquid and concentrated, but it gives you a level of control that public markets do not.

Comparing Investing Styles

Two choices shape how people use these asset types.

Active vs. passive. Active investing tries to beat an index by selecting individual securities or timing purchases and sales. Passive investing accepts the market’s return, usually through an index fund. Few fund managers outperform their benchmarks consistently enough to justify the higher costs of active management, which is a major reason index funds have grown so popular. Active approaches can have merit in less efficient markets, but their costs are a certain drag while their outperformance is not.

Growth vs. value. Growth investors favor companies expanding revenue or earnings quickly and are willing to pay higher valuation ratios for that growth. Value investors look for companies the market appears to undervalue relative to their earnings, assets or cash flow, and apply stricter price criteria. Both styles can be pursued with individual stocks using stock analysis methods, or through funds built around each style.

Income investing, which focuses on dividends, bond interest and REIT distributions, is a third common approach, often favored by retirees who need regular cash flow.

Ways to Invest

The second big decision, after what to buy, is who does the work.

Do-It-Yourself Investing

Self-directed investors open an account with a discount or online broker and make their own decisions. The appeal is low cost and control: many brokers now charge no commission on U.S. stock and ETF trades, and buying and selling takes a few taps.

DIY investing takes education, time and emotional discipline. The investor has to research holdings, decide on an asset allocation, rebalance, and resist selling in a panic during market declines or chasing whatever has recently risen. For people who lack the time or temperament, delegating can produce better results even after fees.

Professionally Managed Investing

Wealth managers and financial advisors handle research, decision-making and trading for their clients. They commonly charge a percentage of assets under management (AUM), though some charge flat or hourly fees, and some are paid commissions on products they sell. Professional management costs more than doing it yourself, and the fee compounds against you every year, so the value of the advice has to exceed what you pay.

The SEC’s Office of Investor Education and Advocacy urges investors to confirm that any investment professional is licensed and registered before handing over money. Registration status and disciplinary history can be looked up in public databases maintained by the SEC and FINRA.

Robo-Advisors

Robo-advisors are automated services that build and manage a portfolio, usually from low-cost ETFs, based on your answers about goals, time horizon and risk tolerance, and then rebalance it automatically. Fees are typically lower than a human advisor’s. Many support retirement accounts such as IRAs, and some add tax-loss harvesting or access to a human planner for an extra fee.

Investing vs. Speculation

No legal or regulatory definition cleanly separates investing from speculation. Every investment carries risk and some hope that it will pay off. Several general differences do apply:

• Return sought: speculators often aim for very large returns; investors may accept more modest ones.
• Holding period: investing usually means holding for months or years. Speculation typically lasts days to a few months, although some speculators wait years for a bet to pay off.
• Frequency: shorter holding periods allow more trades, so speculators usually make more investment decisions in a given period.
• Source of returns: speculators rely only on price changes. Investors may also collect dividends, coupons or other interest, while still hoping for appreciation.

Volatility is a common measure of risk, but the risk you actually carry depends heavily on position size relative to your total capital. A small position in a volatile asset such as a cryptocurrency can expose you to less dollar risk than a large, concentrated stake in a supposedly safe blue-chip stock.

Example: Calculating Total Return

This hypothetical example shows how income and price change combine. It ignores commissions and taxes.

You buy 100 shares of a stock called XYZ at $310 per share, a total cost of $31,000. Exactly one year later, you sell all 100 shares for $46,020.

Without dividends:

Return = [($46,020 − $31,000) ÷ $31,000] × 100 = 48.5%

With dividends: suppose XYZ paid $5 per share during the year, or $500 on 100 shares.

• Total received: $46,020 + $500 = $46,520
• Return = [($46,520 − $31,000) ÷ $31,000] × 100 = 50.06%

The dividend added about 1.6 percentage points. In a year when the price barely moves, that income could make up most or all of the return. Over long periods, reinvested dividends buy more shares, which then generate their own dividends and price gains.

That reinvestment effect is compounding. As a second hypothetical: $1,000 growing at an assumed 7% a year, with all returns reinvested, becomes about $1,967 after 10 years and about $7,612 after 30 years. The 7% is an illustration only, not a forecast for any asset class; real returns vary year to year and can be negative.

How to Choose Among Investment Types

You do not need a large sum to start. Fractional shares, low fund minimums and workplace retirement plans let people begin with small amounts. If your employer offers a 401(k) with a matching contribution, contributing enough to receive the full match effectively adds an immediate return on that money. An IRA is available to most people with earned income.

A workable approach follows a short sequence:

1. Set the goal and time horizon. Money needed within a few years belongs in cash equivalents or short-term bonds. Money for goals decades away can take more stock market risk because there is time to recover from declines.
2. Assess your risk tolerance. If a 30% drop in your portfolio would lead you to sell, individual stocks and options are poor choices regardless of their expected return.
3. Decide on an asset allocation. The split between stocks, bonds and cash drives most of a portfolio’s risk, and mixing asset types that tend to behave differently is diversification.
4. Choose the vehicles. For most people, broad index funds or ETFs cover stocks and bonds at low cost. Individual stocks, REITs, commodities and alternatives can be added in smaller amounts.
5. Pick the method: DIY, a robo-advisor or a human advisor, based on cost, time and how much guidance you want.
6. Research before buying. Read a fund’s prospectus or a company’s filings, check fees, and confirm the investment fits the plan.
7. Review periodically. Rebalance when your allocation drifts and adjust as your goals change.

FAQs

The Bottom Line

Anyone deciding where to put savings should start from the goal and time horizon, then match investment types to that plan. Cash and short-term bonds suit money needed within a few years, while broad, low-cost index funds or ETFs cover stocks and bonds for most long-term investors. Riskier holdings such as individual stocks, commodities and alternatives belong in smaller amounts, and fees deserve as much scrutiny as expected returns.