Metallus Inc. (MTUS) director adds phantom shares via deferred pay

Rhea-AI Filing Summary

Metallus Inc. director reported a routine compensation-related transaction involving deferred equity. On 12/31/2025, the reporting person acquired 1,530 phantom shares at $17.16 per phantom share under the company’s Director Deferred Compensation Plan. Following this transaction, the director beneficially owned 24,622 phantom shares on a direct basis.

Each phantom share is the economic equivalent of one Metallus common share. These phantom shares are designed for deferred compensation and are payable in cash and/or common shares when the director’s service on the Board of Directors ends, according to the prior election made under the plan.

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^*

Garcia Ken V

(Last) (First) (Middle)

1835 DUEBER AVE. SW

(Street)

CANTON OH 44706

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Metallus Inc. [ MTUS ]

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

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

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
Phantom Shares	(1)	12/31/2025		A		1,530		(2)	(2)	Common Shares	1,530	$17.16	24,622	D

Explanation of Responses:

1. Each phantom share is the equivalent of one Issuer common share.

2. Phantom shares are payable in cash and/or common shares upon termination of the Reporting Person's service on the Board of Directors, as elected by the Reporting Person at the time he elected to defer compensation under the Metallus Inc. Director Deferred Compensation Plan.

	/s/ Kristine C. Syrvalin, as Attorney-in-Fact	01/02/2026
	** 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

What insider transaction did Metallus Inc. (MTUS) disclose in this Form 4?

The filing shows a Metallus Inc. director acquired 1,530 phantom shares on 12/31/2025 under the company’s Director Deferred Compensation Plan.

How many Metallus Inc. (MTUS) phantom shares does the director now hold?

After the reported transaction, the director beneficially owned 24,622 phantom shares, held in a direct ownership capacity.

What are phantom shares in the Metallus Inc. (MTUS) deferred compensation plan?

Each phantom share is the equivalent of one Metallus common share and represents deferred compensation that tracks the value of the company’s stock.

When are the Metallus Inc. (MTUS) phantom shares paid to the director?

The phantom shares are payable in cash and/or common shares when the director’s service on the Board of Directors terminates, consistent with the director’s prior election.

Is this Metallus Inc. (MTUS) Form 4 transaction a purchase on the open market?

No. The reported acquisition of 1,530 phantom shares arises from deferred compensation under the Metallus Inc. Director Deferred Compensation Plan, not an open-market stock purchase.

What is the relationship of the reporting person to Metallus Inc. (MTUS)?

The reporting person is identified as a Director of Metallus Inc., filing the Form 4 as a single reporting individual.