Alpha Modus (AMOD) stock was down 22% premarket Wednesday following a 13% rise in the prior close.

Gamehaus (GMHS) shares were 15% lower, extending the 1.5% fall in the previous session.

MongoDB (MDB) stock was down 14% following the company's fiscal Q2 results.

System1 (SST) shares were 13% lower, partially reversing the 27% rise at Tuesday's close.

G-III Apparel (GIII) stock was down 7% after the company reported lower fiscal Q2 net sales.