Weekly Report: what happened at PRPO last week (1026-1030)?

Last week PRPO had an overall loss of -8.42%, the stock price moved from 19.7650 to 18.10, last week's high was 19.99, the low was 17.99, and the cumulative volume was 115.01K.

● PRPO reached a 52-week down last week on 30 October, quoting 18.10.