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

Last week IHY had an overall gain of 0.51%, the stock price moved from 21.65 to 21.76, last week's high was 21.79, the low was 21.61, and the cumulative volume was 21.82K.

● IHY reached a 52-week high last week on 21 August, quoting 21.76.