Builders FirstSource (NYSE:BLDR) is down nearly 50% from its all-time highs. The company recently reported better-than-expected earnings per share, which has caught investors' attention. But when viewed through the lens of the Adhishthana Principles, there are structural risks that may keep the stock under pressure.Builders FirstSource and Its Adhishthana Cycle So FarThe stock is currently in Phase 9 of its 18-phase Adhishthana cycle on the weekly charts, a phase that often decides whether strength or weakn ...