Stocks

Stocks, each unit of which is called a share, represent ownership of a company. Stocks, owned either directly or through a mutual fund or ETF, will likely form the majority of most investor’s portfolios.

Cryptocurrency

Cryptocurrencies such as Bitcoin are digital currencies not backed by real assets or tangible securities. They are traded between consenting parties with no broker and tracked on digital ledgers.

Bonds

Bonds are lower-risk and lower-return investments than stocks, which makes them an essential component of a balanced investment portfolio, especially for older or more conservative investors.

Options & Derivatives Trading

Bonds are lower-risk and lower-return investments than stocks, which makes them an essential component of a balanced investment portfolio, especially for older or more conservative investors.

Commodities

Bonds are lower-risk and lower-return investments than stocks, which makes them an essential component of a balanced investment portfolio, especially for older or more conservative investors.

Savings Accounts

Learn all there is to know about savings accounts from regular passbook to high yield to HSAs. Discover where to get the best interest rates, how they are taxed, and how a savings club works.

Certificates of Deposit (CDs)

Learn all about various types of certificates of deposit, how they work and how they potentially fit into your savings and investment planning. Browse Investopedia’s expert-written library to learn more.

Best Brokers for 2025

Investingfield experts put 26 companies through a rigorous evaluation process to identify the best online brokerages for you. We collected over 2,314 data points and used our subject matter expertise to develop a process for finding the best brokers, focusing on costs, range of offerings, trading technology, and more.