Thinking about buying stock in Aqua Metals, Riot Blockchain, CleanSpark, Fluent, or Microvision? PR Newswire NEW YORK, Dec. 28, 2020 NEW YORK , Dec. 28, 2020 /PRNewswire/ -- InvestorsObserver issues critical PriceWatch Alerts for AQMS, RIOT, CLSK, FLNT, and MVIS. To see how InvestorsObserver's proprietary scoring system rates these stocks, view the InvestorsObserver's PriceWatch Alert by selecting the corresponding link. AQMS:...