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

Last week SIOO had an overall loss of -0.50%, the stock price moved from 20.13 to 20.03, last week's high was 20.13, the low was 19.7875, and the cumulative volume was 36.87K.

● SIOO reached a 52-week high last week on 19 December, quoting 20.03.