After experiencing a significant setback in 2024, Nio (NYSE: NIO) shares have tumbled more than 50% since the start of this year, leaving many investors wondering whether it is time to cut the losses or whether a turnaround is soon on the cards.However, the latest trading session on August 29 recorded a 6.49% gain, after which NIO stock closed at $3.94. Gains of 6.60% extended into pre-market, allowing NIO shares to surpass the $4 threshold, a level they traded below for most of the previous month. NIO stoc ...