Chris M. Gannon - Apr 22, 2024 Form 4 Insider Report for 374Water Inc. (SCWO)

Role
Chief Executive Officer
Signature
/s/ Chris M. Gannon
Stock symbol
SCWO
Transactions as of
Apr 22, 2024
Transactions value $
$0
Form type
4
Date filed
9/3/2025, 10:13 AM
Next filing
Nov 20, 2024
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Gannon Chris M Chief Executive Officer C/O 374 WATER INC., 100 SOUTHCENTER COURT, SUITE 200, MORRISVILLE /s/ Chris M. Gannon 2025-09-02 0001645284

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SCWO Common Stock (restricted stock units) Award $0 +1M +833.33% $0.00 1.12M Apr 22, 2024 Direct F1, F2
transaction SCWO Common Stock (restricted stock units) Award $0 +1.25M +111.61% $0.00 2.37M Aug 28, 2025 Direct F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SCWO Restricted Stock Units Award $0 +1.25M $0.00 1.25M Apr 22, 2024 Common Stock, $0.0001 par value 1.25M $0.00 Direct F1, F2, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The Restricted Stock Units (the "2024 RSUs") reported herein were granted to the Reporting Person on April 22, 2024, pursuant to his Employment Agreement (the "Employment Agreement"), dated as of April 19, 2024, and effective as of April 22, 2024 (the "Effective Date"). 250,000 of the shares subject to the 2024 RSUs vested on April 22, 2025, and the remaining 750,000 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, 333,333 shares subject to the 2024 RSUs were vested, and 666,667 shares are unvested.
F2 On May 1, 2024, the Reporting Person inadvertently filed a Form 3 that reported the RSUs. This filing serves to disclose the RSUs on a Form 4.
F3 The shares subject to the Restricted Stock Unit vest in equal increments on the last day of every month over 36 months, beginning on March 31, 2025, subject to the Reporting Person's continued employment with the Issuer on each vesting date.
F4 Under the Employment Agreement and subject to the terms of the Issuer's 2021 Equity Incentive Plan (the "Plan"), the Reporting Person was granted up 1,250,000 RSUs under the Plan, that vest pursuant to certain milestones set forth by the Issuer.