[Form 4] 374Water Inc. Insider Trading Activity

Rhea-AI Filing Summary

374Water insider Yaacov Nagar, a 10% owner, executed significant stock sales over two consecutive days in June 2025. The transactions included:

• June 23, 2025: Sold 36,191 shares at $0.423 per share
• June 24, 2025: Sold 59,946 shares at $0.4224 per share

Following these transactions, Nagar retains direct beneficial ownership of 36,085,100 shares of common stock. The sales represent a relatively small portion of his overall holdings, reducing his position by approximately 0.27%. The Form 4 filing was submitted on June 28, 2025, within the required reporting timeframe. No derivative securities were involved in these transactions.

Positive

• None.

Negative

• 10% owner Yaacov Nagar sold 96,137 shares for approximately $40,600 at an average price of $0.42 per share

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Nagar Yaacov

(Last) (First) (Middle)

600 PARK OFFICE DR.

SUITE 300

(Street)

DURHAM NC 27709

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
374Water Inc. [ SCWO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
06/23/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/23/2025		S		36,191	D	$0.423	36,145,046	D
Common Stock	06/24/2025		S		59,946	D	$0.4224	36,085,100	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ YAACOV NAGAR	06/25/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

How many shares of SCWO stock did Yaacov Nagar sell on June 23-24, 2025?

Yaacov Nagar sold a total of 96,137 shares of SCWO common stock across two transactions: 36,191 shares on June 23, 2025, at $0.423 per share, and 59,946 shares on June 24, 2025, at $0.4224 per share.

What is Yaacov Nagar's position at SCWO according to the Form 4?

According to the Form 4 filing, Yaacov Nagar is listed as a 10% Owner of 374Water Inc. (SCWO), indicating he is a major shareholder of the company.

How many shares of SCWO does Yaacov Nagar own after the reported transactions?

After the reported transactions, Yaacov Nagar directly owns 36,085,100 shares of SCWO common stock, as indicated in Table I of the Form 4 filing.

What was the average sale price of SCWO shares in Nagar's June 2025 transactions?

The shares were sold at slightly different prices over two days: $0.423 per share on June 23, 2025, and $0.4224 per share on June 24, 2025, representing an average sale price of approximately $0.4227 per share.

When did Yaacov Nagar file this Form 4 for SCWO stock transactions?

The Form 4 was signed and filed on June 25, 2025, which is within the required two-business-day reporting window following the transactions that occurred on June 23-24, 2025.