Stephen Cotton - 07 Jan 2026 Form 4 Insider Report for Aqua Metals, Inc. (AQMS)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: AQMS
Reported as of: 07 Jan 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 09 Jan 2026, 19:22:16 UTC
Prior SEC filing: 06 Jan 2026
Next SEC filing: 17 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Eric West, by power of attorney

Key filing fact

Stephen Cotton filed Form 4 for Aqua Metals, Inc. (AQMS) on 09 Jan 2026.

Key facts

This page summarizes Stephen Cotton's Form 4 filing for Aqua Metals, Inc. (AQMS).
5 reported transactions and 4 derivative rows are listed below.
Accepted by SEC: 09 Jan 2026, 19:22.

Change

Previous filing in this sequence was filed on 06 Jan 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001649322 Primary reporting owner

Cotton Stephen

Relationship: Chief Executive Officer, Director
Address: 5370 KIETZKE LN, SUITE 201, RENO
Signature: /s/ Eric West, by power of attorney
Signature date: 09 Jan 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AQMS transaction

Common Stock

Disposed to Issuer

Transaction value: $0
Shares: -2,100
Change %: -1.4%
Price: $0.000000
Shares after: 145,459
Date: 07 Jan 2026
Ownership: Direct
Footnotes: F1, F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AQMS transaction Derivative

Performance Share Units

Disposed to Issuer

Transaction value: $0
Shares: -1,510
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 07 Jan 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,510
Exercise price: $0.000000
Footnotes: F3

AQMS transaction Derivative

Performance Share Units

Disposed to Issuer

Transaction value: $0
Shares: -1,510
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 07 Jan 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,510
Exercise price: $0.000000
Footnotes: F3

AQMS transaction Derivative

Performance Share Units

Disposed to Issuer

Transaction value: $0
Shares: -1,510
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 07 Jan 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,510
Exercise price: $0.000000
Footnotes: F3

AQMS transaction Derivative

Performance Share Units

Disposed to Issuer

Transaction value: $0
Shares: -4,530
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 07 Jan 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 4,530
Exercise price: $0.000000
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Represents voluntary agreement to forfeit and cancel unvested restricted stock units ("RSUs") previously granted and reported on Table I.

Footnote F2

Includes 100,549 shares underlying restricted stock units ("RSUs") that are not yet vested and deliverable.

Footnote F3

Represents voluntary agreement to forfeit and cancel all outstanding performance stock units ("PSUs") previously granted and reported on Table II.