Last year, as indexes soared, Warren Buffett sent a warning to investors -- not through words but through actions. The billionaire investor at the helm of Berkshire Hathaway was a net seller of stocks and built up a record cash position of $334 billion.

Berkshire Hathaway can be a great source of inspiration inspiration for individual investors. Warren Buffett, one of the most successful investors in American history, manages the vast majority of the company's $259 billion portfolio.

In the midst of the global market sell-off triggered by President Trump's tariffs, Warren Buffett has seen a significant increase in his net worth.