CWT ▼ -0.4% - California Water Service Group $CWT - Newsweek Names California Water Service Group One of “America’s Greatest Companies” California Water Service Group fell 0.4% today despite being named one of Newsweek's "America's Greatest Companies," suggesting the market may have already priced in positive sentiment around the company or investors remained focused on other factors such as regulatory or operational concerns. 01-SEP-2026 04:15 PM ET