Weekly Report: what happened at PTIX last week (1229-0102)?

Last week PTIX had an overall loss of -45.59%, the stock price moved from 1.36 to 0.74, last week's high was 1.50, the low was 0.7020, and the cumulative volume was 2.11M.

● PTIX reached a 52-week down last week on 2 January, quoting 0.74.