Weekly Report: what happened at QDF last week (1201-1205)?

Last week QDF had an overall gain of 0.90%, the stock price moved from 80.62 to 81.3460, last week's high was 81.5599, the low was 80.6018, and the cumulative volume was 98.98K.

● QDF reached a 52-week high last week on 5 December, quoting 81.3460.