Cian Agro's stock surged from ₹40 to ₹800 in 12 months on ethanol blending hopes and CO2-based ethanol plans. But SEBI-registered investment adviser Wealth Wishers warns of a bubble, citing a P/E ratio of 2,375x, heavy promoter pledging (44%), unclear subsidiary revenues, and negligible FII/DII stake. They recommend investors avoid the stock at current levels.