Over 450 smallcap stocks lost between 10-41% in the week ended February 14 as the BSE Smallcap index dipped 9.5%, Moneycontrol reported. The index is now down around 22% from its all-time high. NGL Fine-Chem, Natco Pharma, Excel Industries, Orchid Pharma and Senco Gold are among the small-cap stocks that declined the most during the week.