The most expensive publicly traded stock is Berkshire Hathaway’s Class A shares (BRK.A). On January 18, 2022, they reached $487,675 per share. However, this does not mean Berkshire is the most valuable company—its true value depends on its total market capitalization.

The Dow Jones reached its highest closing level of 36,799.65 on January 4, 2022. Its all-time intraday high was 36,952.65 on January 5, 2022.

Unrealized gains or losses are changes in the value of your investment that you haven’t sold yet. Once you sell, they become realized gains or losses.

Common stock usually gives voting rights, while preferred stock generally does not. However, preferred stockholders get dividends first and have priority in case of bankruptcy.

Cyclical stocks follow the economy, performing well during growth and poorly during downturns. Non-cyclical (defensive) stocks, such as utilities and healthcare, remain steadier regardless of economic cycles.