Weekly Report: what happened at SI last week (0713-0717)?

Last week SI had an overall gain of 7.79%, the stock price moved from 20.03 to 21.59, last week's high was 23.00, the low was 19.83, and the cumulative volume was 494.33K.

● SI reached a 52-week high last week on 17 July, quoting 21.59.