USAR Form 3 — CEO Barbara Humpton Discloses Zero Holdings

Rhea-AI Filing Summary

Barbara Humpton, identified as Chief Executive Officer and a Director of USA Rare Earth, Inc. (USAR), filed an initial Form 3 reporting the event date 10/01/2025. The filing states no securities are beneficially owned by Ms. Humpton. The form was signed on behalf of the reporting person by an attorney-in-fact on 10/03/2025. No equity holdings, derivative positions, or indirect ownership are disclosed.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Humpton Barbara

(Last) (First) (Middle)

100 W AIRPORT BLVD.

(Street)

STILLWATER OK 74075

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/01/2025

3. Issuer Name and Ticker or Trading Symbol
USA Rare Earth, Inc. [ USAR ]

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

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

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24

No securities are beneficially owned.

	/s/ David Kronenfeld, attorney-in-fact for Barbara Humpton	10/03/2025
	** 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 5 (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.
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FAQ

What did Barbara Humpton disclose on her Form 3 for USA Rare Earth (USAR)?

The Form 3 discloses that Barbara Humpton is the CEO and a Director and that she currently owns no securities of USA Rare Earth (USAR) as of 10/01/2025.

When was the Form 3 event date and when was the form signed?

The event date reported is 10/01/2025, and the form was signed by an attorney-in-fact on 10/03/2025.

Does the filing show any derivative or indirect holdings for Humpton?

No. The Form 3 explicitly states no securities are beneficially owned, and it lists no derivative or indirect holdings.

Is this Form 3 a joint filing or an individual filing?

This is an individual filing: the form indicates it was filed by one reporting person.

What is the issuer and ticker on the Form 3?

The issuer is USA Rare Earth, Inc. and the ticker symbol is USAR.