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

Last week EP had an overall loss of -20.89%, the stock price moved from 3.16 to 2.50, last week's high was 3.18, the low was 2.28, and the cumulative volume was 274.31K.

● EP reached a 52-week down last week on 11 September, quoting 2.50.