Weekly Report: what happened at PVAL last week (1208-1212)?

Last week PVAL had an overall gain of 1.90%, the stock price moved from 44.64 to 45.49, last week's high was 45.86, the low was 44.40, and the cumulative volume was 5.65M.

● PVAL reached a 52-week high last week on 12 December, quoting 45.49.