Shares of VA Tech Wabag Ltd fell 6% following the sale of 5.04 lakh shares by UBS Principal Capital Asia at an average price of ₹1,869.73, representing a 0.81% stake, for ₹94.32 crore. Despite this, iShares Global Water UCITS ETF purchased 6.41 lakh shares (1.03% stake) for ₹120.2 crore, slightly balancing market dynamics.