Energy Fuels (NYSE: UUUU) EVP Timothy Carstens files insider Form 4

Rhea-AI Filing Summary

Energy Fuels Inc. executive Timothy James Carstens filed a Form 4 insider report related to the company’s shares. Carstens serves as EVP, Heavy Minerals Sands Operations at Energy Fuels Inc. and is not listed as a director or 10% owner. The filing is made as an individual report for one reporting person and identifies an earliest transaction date of 12/31/2025. The signature block shows the form was signed by David Frydenlund acting as attorney-in-fact for Timothy Carstens, indicating the filing was submitted under a power of attorney arrangement.

Form 4 Insider Transactions: What Each Field Means →

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

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X

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^*

CARSTENS TIMOTHY JAMES

(Last) (First) (Middle)

C/O ENERGY FUELS INC.

225 UNION BLVD., SUITE 600

(Street)

LAKEWOOD CO 80228

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ENERGY FUELS INC [ UUUU ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Heavy Minerals Sands Ops

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

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

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:

	David Frydenlund as Attorney-in-Fact for Timothy Carstens	01/05/2026
	** 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

Who is the insider in this Energy Fuels Inc (UUUU) Form 4 filing?

The insider is Timothy James Carstens, who is reported as an Officer of Energy Fuels Inc. with the title EVP, Heavy Minerals Sands Ops and is not listed as a director or 10% owner.

What role does Timothy Carstens hold at Energy Fuels Inc (UUUU)?

Timothy Carstens is identified as an Executive Vice President, Heavy Minerals Sands Operations at Energy Fuels Inc. in this Form 4 filing.

What is the earliest transaction date reported in this Energy Fuels (UUUU) Form 4?

The Form 4 lists a Date of Earliest Transaction of 12/31/2025, indicating the report relates to activity on that date.

Is this Form 4 for one or multiple reporting persons at Energy Fuels Inc (UUUU)?

The filing indicates it is a Form filed by one reporting person, specifically Timothy James Carstens.

Who signed the Form 4 related to Energy Fuels Inc (UUUU)?

The Form 4 was signed by David Frydenlund as Attorney-in-Fact for Timothy Carstens, meaning it was submitted under a power of attorney on behalf of Carstens.

Does this Energy Fuels (UUUU) Form 4 mention Rule 10b5-1 trading plans?

The form includes a checkbox section for indicating if a transaction was made under a Rule 10b5-1(c) trading plan, along with a reference to Instruction 10, although the provided excerpt does not show a checked status.