Weekly Report: what happened at SP500-101020 last week (0817-0821)?

Last week SP500-101020 had an overall gain of 2.64%, the stock price moved from 1074.04 to 1102.42, last week's high was 1120.04, the low was 1068.83, and the cumulative volume was 500.83M.

● SP500-101020 reached a 52-week high last week on 21 August, quoting 1102.42.