Key facts
- This page summarizes Stephen H. McKnight's Form 3 filing for 374Water Inc. (SCWO).
- 0 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 27 Feb 2026, 17:07.
Stephen H. McKnight - 09 Feb 2026 Form 3 Insider Report for 374Water Inc. (SCWO)
- Reporting relationship
- Director
- Issuer ticker
- SCWO
- Reported as of
- 09 Feb 2026
- Net transaction value
- $0
- Reporting owner signature
- /s/ Stephen H. McKnight
Source evidence
Original filing metadata and source links for verification.
3 source fields
Reporting owner
1 detail
Key filing fact
Stephen H. McKnight filed Form 3 for 374Water Inc. (SCWO) on 27 Feb 2026.
Change
- No earlier filing in this sequence is available for direct comparison.
- 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
Official SEC source
View source filing
Ownership activity is grounded in SEC Form 3 disclosures.
Reporting Owners (1)
CIK 0002114378
Primary reporting owner
McKnight Stephen H.
- Relationship
- Director
- Address
- C/O 374WATER INC., 100 SOUTHCENTER COURT, SUITE 200, MORRISVILLE
- Signature
- /s/ Stephen H. McKnight
- Signature date
- 18 Feb 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
SCWO
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 190,000
- Date
- 09 Feb 2026
- Ownership
- Direct
SCWO
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 1,500
- Date
- 09 Feb 2026
- Ownership
- By the Stephen H. McKnight Revocable Trust, of which the Reporting Person is the sole trustee.
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
SCWO
holding
Derivative
Warrants (right to buy)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- Date
- 09 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 12,000
- Exercise price
- $1.94
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
SEC remarks
Exhibit 24.1 Power of Attorney