About 58 mn shares tendered so far, and just a day left to achieve mandatory 90% acquisition target. : The fate of Baring Private Equity Asia’s bid to take Hexaware Technologies private hangs in balance. As on Monday, about 58 million shares were tendered by the public shareholders of the IT firm in the reverse book building (RBB) process—the method used to arrive at an exit price for delistings. PE major Baring would be hoping that another 25 million shares are tendered on Tuesday when the RBB closes.