 MCCARRAN, Nev., June 08, 2021 GLOBE NEWSWIRE -- Aqua Metals, Inc. NASDAQ: AQMS Aqua Metals or the Company, which is reinventing metals recycling with its AquaRefiningTM technology, announced that it will join the Russell Microcap Index effective June 28, 2021, at the conclusion of the 2021 Russell Microcap Indexs annual reconstitution. Aqua Metals was identified on the preliminary list of additions that were posted on June 4, 2021. Inclusion in the Russell Microcap Index provides Aqua Metals with automatic inclusion in appropriate growth and value indexes. FTSE Russell determines membership for its indices primarily by objective, market-capitalization rankings and style attributes. 