Weekly Report: what happened at HGX last week (0907-0911)?

Last week HGX had an overall loss of -3.79%, the stock price moved from 637.46 to 613.33, last week's high was 637.55, the low was 601.12, and the cumulative volume was 0.

● HGX reached a 52-week down last week on 11 September, quoting 613.33.