Weekly Report: what happened at SION last week (1019-1023)?

Last week SION had an overall loss of -8.40%, the stock price moved from 3.93 to 3.60, last week's high was 4.31, the low was 3.55, and the cumulative volume was 6.30M.

● SION reached a 52-week down last week on 23 October, quoting 3.60.