Decliners

usage: decliners [-n NUM] [--export {csv,json,xlsx}] [-h]

Shows the ETFs trading down today. https://www.wsj.com/market-data/mutualfunds-etfs/etfmovers

optional arguments:
  -n NUM                Number to show
  --export {csv,json,xlsx}
                        Export dataframe data to csv,json,xlsx file
  -h, --help            show this help message