Voltamp Transformers fell after 8% equity worth ₹618 crore changed hands at ₹7,611 per share, reportedly from promoter Kunjal Patel. SEBI-registered analyst flagged caution as the stock trades near ₹6,500 trendline support after closing below the 61.8% Fibonacci level. Resistance lies at ₹8,150, with volumes signalling selling pressure until strong buying emerges.