Brad Ian Meyers - 16 May 2025 Form 4/A - Amendment Insider Report for 374Water Inc. (SCWO)

Reporting relationship: Chief Operating Officer
Issuer ticker: SCWO
Reported as of: 16 May 2025
Net transaction value: $0
SEC form: 4/A - Amendment
Accepted by SEC: 03 Sep 2025, 10:11:22 UTC
Original report date: 22 May 2025
Prior SEC filing: 22 May 2024
Next SEC filing: 03 Sep 2025
Source filing: View source filing
Reporting owner signature: /s/ Brad Ian Meyers

Key filing fact

Brad Ian Meyers filed Form 4/A - Amendment for 374Water Inc. (SCWO) on 03 Sep 2025.

Key facts

This page summarizes Brad Ian Meyers's Form 4/A - Amendment filing for 374Water Inc. (SCWO).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 03 Sep 2025, 10:11.

Change

Previous filing in this sequence was filed on 22 May 2024.
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/A - Amendment disclosures.

View source filing

Reporting Owners (1)

CIK 0002000149 Primary reporting owner

Meyers Brad Ian

Relationship: Chief Operating Officer
Address: C/O 374 WATER INC., 100 SOUTHCENTER COURT, SUITE 200, MORRISVILLE
Signature: /s/ Brad Ian Meyers
Signature date: 02 Sep 2025

Reported non-derivative transactions

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

SCWO transaction

Common Stock (restricted stock units)

Award

Transaction value: $0
Shares: +115,500
Change %
Price: $0.000000
Shares after: 115,500
Date: 16 May 2025
Ownership: Direct
Footnotes: F1

Reported derivative securities

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

SCWO transaction Derivative

Restricted Stock Units

Award

Transaction value: $0
Shares: +115,500
Change %
Price: $0.000000
Shares after: 115,500
Date: 16 May 2025
Ownership: Direct
Underlying class: Common Stock, $0.0001 par value
Underlying amount: 115,500
Exercise price: $0.000000
Footnotes: F1, F2, 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

The Restricted Stock Units (the "RSU") reported herein were granted to the Reporting Person May 16, 2024 (the "Effective Date") pursuant to his Employment Agreement (the "Employment Agreement"). The RSU grants consisted of an RSU for 115,500 shares that vest over time (the "Time RSU") and an RSU for 115,500 shares that vest on the achievement of certain milestones (the "Performance RSU"). 28,875 of the shares subject to the Time RSU vested on May 16, 2025, and the remaining 86,625 shares vest in equal increments on the last day of every month thereafter over the following 36 months, subject to the Reporting Person's continued employment with the Issuer on each vesting date. As of September 2, 2025, 36,093 shares subject to the Time RSU were vested, and 79,407 shares are unvested.

Footnote F2

On May 22, 2024, the Reporting Person filed a Form 4 that reported both the Time RSU and the Performance RSU in Table II. This amendment serves to remove the Time RSU from Table II and report it in Table I.

Footnote F3

Under the Employment Agreement, the Reporting Person was granted the Performance RSU, that vest pursuant to certain milestones set forth by the Issuer.