Shares of several small-cap and mid-cap stocks declined in trade on Thursday. Signatureglobal (India) shares fell nearly 11%, while Hindustan Copper shares dropped around 5%, at 1:30 pm. This pushed Nifty Smallcap 100 index down nearly 1.6% whereas the Nifty Midcap 100 index fell around 1.5%. This comes as broader markets accompanied the benchmark indices amid a wider sell-off.