Weekly Report: what happened at BIO last week (0817-0821)?

Last week BIO had an overall gain of 5.77%, the stock price moved from 359.29 to 380.03, last week's high was 385.92, the low was 351.8013, and the cumulative volume was 1.36M.

● BIO reached a 52-week high last week on 21 August, quoting 380.03.