07:24 AM EDT, 03/25/2025 (MT Newswires) -- Tenon Medical ( TNON ) shares increased more than three-fold pre-bell Tuesday after the company said late Monday that the US Food and Drug Administration has approved Catamaran SI for use in augmenting thoracolumbar fusion.

Actuate Therapeutics ( ACTU ) shares surged more than 9%, adding to Monday's gains.

CEA Industries ( CEAD ) shares increased more than 17% following a 5.8% drop.

China Liberal Education ( CLEU ) stock was up nearly 12%, reversing from Monday's slide.