07:53 AM EST, 02/12/2025 (MT Newswires) -- Spire Global ( SPIR ) shares were down more than 51% pre-bell Wednesday after the company said late Tuesday that there is a "substantial doubt" about its ability to continue as a going concern.

Atomera ( ATOM ) stock was nearly 39% lower, a day after the company reported lower Q4 revenue.

Amneal Pharmaceuticals ( AMRX ) shares were down 37% following a muted session.

STAAR Surgical ( STAA ) stock was 36% lower after the company reported late Tuesday it swung to a fiscal Q4 loss on lower net sales and unveiled planned cost-cutting measures.

First Savings Financial Group ( FSFG ) shares were down 35% following a muted session.