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

Last week NISN had an overall loss of -46.70%, the stock price moved from 3.3020 to 1.76, last week's high was 3.40, the low was 1.69, and the cumulative volume was 445.48K.

● NISN reached a 52-week down last week on 19 December, quoting 1.76.