Financial statements are written records that convey the business activities and the financial performance of a company. You can obtain much information from the statements. 
Read:  SEC Filings:  What are they? How can they assist trading?  
How to quickly spot key information in SEC filings? 
Once you want to invest in a company, in most cases you will want to know its financial performance, and it's convenient for users to find the earnings report and key financial indicators in moomoo....