https://www.stockcalc.com/blog/BrianD/2018/01/22/ampio-pharmaceuticals-ampease-and-liqtech-international-liqtase-are-biggest-stock-decliners-ytd-on-amex/
Ampio Pharmaceuticals (AMPE:ASE) and LiqTech International (LIQT:ASE) Are Biggest Stock Decliners YTD on AMEX