Weekly Report: what happened at ARCM last week (0817-0821)?

Last week ARCM had an overall loss of -0.02%, the stock price moved from 100.29 to 100.2750, last week's high was 100.31, the low was 100.20, and the cumulative volume was 2.60K.

● ARCM reached a 52-week high last week on 21 August, quoting 100.2750.