Weekly Report: what happened at QIV last week (0527-0531)?

Last week QIV had an overall loss of -1.78%, the stock price moved from 18874.15 to 18537.43, last week's high was 18884.80, the low was 18472.08, and the cumulative volume was 0.

● QIV reached a 52-week high last week on 31 May, quoting 18537.43.