Avadel Pharmaceuticals (AVDL) had the highest return between August 1, 2019 and October 31, 2019 by a mid-cap US stock, returning 86.3%.
Avadel Pharmaceuticals (AVDL) had the highest return between August 1, 2019 and October 31, 2019 by a mid-cap US stock, returning 86.3%.
Mid-cap stocks are treated as having a market cap between $2B and $10B.