NIO Inc. (NYSE:NIO) experienced a notable 6.1% drop in its stock price on Thursday. The stock traded as low as $4.16, eventually closing at $4.17. This marked a significant departure from its previous close of $4.44. Trading volume also saw a sharp decline, with approximately 32,151,981 shares exchanging hands by mid-day, representing a 39% drop from the average daily volume of 52,912,273 shares.