Aqua Metals, Inc.

Item 5.07. Submission of Matters To a Vote of Security Holders We held an annual meeting of stockholders on August 18, 2026, for purposes of: Electing four directors, each to serve until our 2027 Annual Meeting of Stockholders and until his successor is duly elected and qualified; Approving an amendment to our 2019 Stock Incentive Plan to increase the number of shares of common stock reserved under the plan by 750,000 shares; Ratifying the appointment of Forvis Mazars, LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026; and ──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────── Approving, on an advisory basis, the compensation of the Company’s named executive officers, as disclosed in our 2026 Proxy Statement. All of the persons nominated to serve on our board of directors, namely Stephen Cotton, Vincent L. DiVito, Eric J. Gangloff and Steven K. Henderson, were elected to our board of directors, with shares voted as follows: Shares voted for Shares withheld Stephen Cotton 577,985 38,482 Vincent L. DiVito 529,404 87,063 Eric J. Gangloff 564,237 52,230 Steven K. Henderson 567,937 48,530 There were 1,046,551 broker non-votes in the election of directors. Our stockholders approved an amendment to our 2019 Stock Incentive Plan to increase the number of shares of common stock reserved under the plan by 750,000 shares, with shares voted as follows: Shares voted for 345,976 Shares against 266,657 Shares abstaining 3,834 There were 1,046,551 broker non-votes with respect to the amendment to our 2019 Stock Incentive Plan. Our stockholders ratified the appointment of Forvis Mazars, LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026, with shares voted as follows: Shares voted for 1,618,508 Shares against 29,482 Shares abstaining 15,028 There were no broker non-votes with respect to the ratification of the appointment of Forvis Mazars, LLP. Our stockholders approved, on an advisory basis, the compensation of the Company’s named executive officers, as disclosed in our 2026 Proxy Statement, with shares voted as follows: Shares voted for 509,510 Shares against 96,548 Shares abstaining 10,409 There were 1,046,551 broker non-votes with respect to the advisory vote on the compensation of the Company’s named executive officers.