Weekly Report: what happened at AMG last week (1208-1212)?

Last week AMG had an overall gain of 1.43%, the stock price moved from 273.51 to 277.41, last week's high was 283.2150, the low was 267.26, and the cumulative volume was 2.89M.

● AMG reached a 52-week high last week on 12 December, quoting 277.41.