Company earnings reports play a significant role in determining investment returns. These reports provide investors with an insight into the financial health of a company, including revenue, earnings, and cash flow. Positive earnings reports can raise stock prices because investors will become more optimistic about the company's prospects in the future. Negative earnings reports, on the other hand, might cause a drop in stock prices as investors lose confidence in the company's ability to perform well in the future. Earnings reports should be closely monitored by investors because they have a big influence on investment returns. Investors can make educated decisions about whether to buy, hold, or sell their investments by carefully examining earnings reports.