| get_qdata | Getting quarterly data from all public companies from EDGAR | 
| get_ydata | Getting yearly data from all public companies from EDGAR | 
| prepare_data | Data wrangling for tidy fundamental data from EDGAR | 
| retrieve_data | Helper function for quarterly financial data retrieval | 
| safe_max | Safely calculating the max. | 
| yearly_data | Getting a summary with the basic financials for all companies |