Sadot (SDOT) shares were up more than 52% in Monday's premarket activity following a 56% rise in Friday's session.

Picard Medical (PMI) stock was 40% higher after a 5.9% increase at the prior closing when the company said the US Food and Drug Administration approved the marketing of certain oral nicotine pouch products.

Cypherpunk Technologies (CYPH) shares were up 18%, extending gains from the previous close.

Hennessy Capital Investment (HVII) stock was over 15% higher ahead of an extraordinary general meeting of shareholders to vote on its business combination with ONE Nuclear Energy.

Scribe Therapeutics (SCTX) shares were up 8%, adding to a nearly 4% rise at Friday's close.