Antelope Enterprise (AEHL) shares were down 16% in premarket activity Thursday following a 34% rise in the prior session.

T3 Defense (DFNS) stock was 8% lower after a 14% rise in Wednesday's session when the company said its Positech unit began initial shipments of a $3.9 million defense order for an Israeli defense customer.

Rocket Lab (RKLB) shares were down 11% after the company said the inaugural launch of its reusable, medium-lift Neutron rocket has been delayed to 2027.

StablecoinX (USDE) stock was 8% lower, extending the 3.9% loss from the prior close.