Weekly Report: what happened at OPTT last week (0727-0731)?

Last week OPTT had an overall gain of 17.15%, the stock price moved from 0.1545 to 0.1810, last week's high was 0.1898, the low was 0.1307, and the cumulative volume was 43.66M.

● OPTT reached a 52-week down last week on 31 July, quoting 0.1810.