Weekly Report: what happened at TCBIO last week (0921-0925)?

Last week TCBIO had an overall loss of -4.61%, the stock price moved from 19.54 to 18.64, last week's high was 19.7499, the low was 18.6001, and the cumulative volume was 132.75K.

● TCBIO reached a 52-week down last week on 25 September, quoting 18.64.