Weekly Report: what happened at SPD last week (0803-0807)?

Last week SPD had an overall gain of 4.10%, the stock price moved from 41.4694 to 43.17, last week's high was 43.93, the low was 41.4694, and the cumulative volume was 63.28K.

● SPD reached a 52-week high last week on 7 August, quoting 43.17.