Top Premarket Gainers

07:23 AM EDT, 09/14/2026 (MT Newswires) -- Elmet (ELMT) shares were up more than 46% in Monday's premarket activity after the company said it will receive $450 million in committed investment from the US Department of Defense to expand domestic manufacturing and bolster the supply chain for the strategically important tungsten. Rum Group (RUM) stock was up 13% after The Information reported over the weekend that Amazon-backed (AMZN) Anthropic has entered into a $13.70 billion, six-year computing deal with Rum Group, which hosts US President Donald Trump's Truth Social platform. CEA Industries (BNC) shares were up more than 13% after a 3.8% fall in the prior session. Scholar Rock (SRRK) stock was 9% higher after the company said Friday it received US Food and Drug Administration approval for Isembyld to treat spinal muscular atrophy in certain patients aged two years and above.