NovoCure NVCR Slumps 59 Testing Key Support at 1633 Gain Therapeutics GANX Surges 147 as Volume Picks Up Testing Resistance at 213 Novagold Resources NG Holds Above Support Amid Gold Market Uncertainty Stifel Financial Holds Steady Near 7259 as Traders Eye Narrow Trading Range Galapagos NV GLPG Consolidates Near 2773 Key Levels in Focus