YS Biopharma Co., Ltd. (NASDAQ:YS – Get Rating)’s stock price was down 4.6% on Thursday . The company traded as low as $1.37 and last traded at $1.44. Approximately 416,423 shares changed hands during mid-day trading, a decline of 47% from the average daily volume of 786,233 shares. The stock had previously closed at $1.51. […]