This week's trading session will see shares worth ₹57,124.63 crore free up for trade as lock-ins of four companies end. Based on Friday's closing price, NTPC Green Energy's shares freeing up for trade are valued at ₹56,347.42 crore. Go Digit General Insurance (₹654.28 crore), Mangal Electrical Industries (₹46.75 crore), and Borana Weaves (₹76.18 crore) shares will become eligible to trade.