Altimmune, GH Research, Gyre Therapeutics And Other Big Stocks Moving Higher On Monday

by | Jan 5, 2026 | General

U.S. stocks were higher, with the Dow Jones index gaining more than 500 points on Monday.

Shares of Altimmune Inc (NASDAQ:ALT) rose sharply during Monday’s session after the FDA granted Breakthrough Therapy Designation for Pemvidutide in MASH.

Altimmune shares jumped 23.6% to $4.34 on Monday.

Here are some other big stocks recording gains in today’s session.

  • GH Research PLC (NASDAQ:GHRS) gained 33.8% to $17.72. The U.S. Food and Drug Administration (FDA) on Monday lifted the clinical hold on GH Research’s Investigational New Drug Application (IND) for GH001.
  • Vicor Corp (NASDAQ:VICR) gained 20.7% to $141.08.
  • Critical Metals Corp (NASDAQ:CRML) gained 19.6% to $9.71.
  • Kosmos Energy Ltd (NYSE:KOS) rose 19.3% to $1.06 after the company issued a operational and financial update.
  • TRON Inc (NASDAQ:TRON) gained 16.9% to $1.59.
  • Nuscale Power Corp (NYSE:SMR) rose 15.7% to $18.88.
  • Regencell Bioscience Holdings Ltd (NASDAQ:RGC) rose 15.4% to $23.71.
  • Rayonier Advanced Materials Inc (NYSE:RYAM) gained 14.1% to $6.68. Rayonier Advanced Materials appointed Scott M. Sutton President, CEO, effective immediately, succeeding DeLyle W. Bloomquist.
  • Aduro Clean Technologies Inc (NASDAQ:ADUR) rose 14% to $12.05.
  • Strive Inc (NASDAQ:ASST) gained 13.2% to $0.98.
  • Gyre Therapeutics Inc (NASDAQ:GYRE) rose 12.7% to $7.67. Gyre Therapeutics announced alignment with China’s CDE on conditional approval pathway and priority review eligibility for hydronidone following pre-NDA meeting.
  • Endeavour Silver Corp (NYSE:EXK) gained 12.5% to $10.16.
  • Allegro MicroSystems Inc (NASDAQ:ALGM) surged 11.9% to $30.12.
  • United States Antimony Corp (NYSE:UAMY) rose 11.7% to $6.69.
  • Oklo Inc (NYSE:OKLO) gained 11.5% to $86.82.
  • Figure Technology Solutions Inc (NASDAQ:FIGR) gained 11.3% to $48.66.
  • Valero Energy Corp (NYSE:VLO) gained 9.6% to $181.21.
  • AeroVironment, Inc. (NASDAQ:AVAV) rose 8.6% to $278.31.
  • Coeur Mining Inc (NYSE:CDE) gained 8.5% to $19.05.
  • Halliburton Co (NYSE:HAL) rose 7.8% to $31.92. Shares of US energy stocks traded higher. President Trump said US oil companies are preparing to invest in Venezuela’s oil industry after the removal of President Nicolas Maduro.
  • Kratos Defense & Security Solutions Inc (NASDAQ:KTOS) gained 7.7% to $85.39.
  • Slb NV (NYSE:SLB) gained 7.4% to $43.19.
  • Amkor Technology Inc (NASDAQ:AMKR) gained 7.3% to $46.05. Needham analyst Charles Shi maintained Amkor Tech with a Buy and raised the price target from $37 to $50.

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