UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AQMS FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2019 OR [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-37515 Aqua Metals, Inc. (Exact name of registrant as specified in its charter) Delaware 47-1169572 (State or other jurisdiction ...

Aqua Metals, Inc. (NASDAQ:AQMS) Q1 2019 Corporate Update Call May 14, 2019 4:30 PM ET Company Participants Alison Ziegler - Managing Director, Darrow Associates Steve Cotton - President & Chief Executive Officer Judd Merrill - Chief Financial Officer Conference Call Participants Ilya Grozovsky - National Securities Operator Thank you for standing by. This is the conference operator. Welcome to the Aqua Metals First Quarter 2019 Corporate Update Call. As a reminder, all participants are in listen-only mode a ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AQMS FORM 10-Q [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2019 OR [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission file number: 001-37515 Aqua Metals, Inc. (Exact name of registrant as specified in its charter) Delaware 47-1169572 (State or other jurisdiction ...

Aqua Metals (NASDAQ:AQMS) Q4 2018 Corporate Update Conference Call February 28, 2019 4:30 PM ET Company Participants Alison Ziegler - MD, Darrow Associates Steve Cotton - President and CEO Judd Merrill - CFO Conference Call Participants Colin Rusch - Oppenheimer & Company Ilya Grozovsky - National Securities Bhakti Pavani - Alliance Global Partners David Green - Special Situation Fund Operator Thank you for standing by. This is the conference operator. Welcome to the Aqua Metals Fourth Quarter 2018 Corporat ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 or o TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-37515 Aqua Metals, Inc. (Exact name of registrant as specified in its charter) Delaware 47-1169572 (State or Other Jurisdiction of Incorporation or O ...