Weekly Report: what happened at SBTU last week (1215-1219)?

Last week SBTU had an overall loss of -15.80%, the stock price moved from 11.13 to 9.3720, last week's high was 11.13, the low was 8.00, and the cumulative volume was 238.62K.

● SBTU reached a 52-week down last week on 19 December, quoting 9.3720.