Metallus (MTUS) CEO reports stock grant and tax-withholding share disposition

Rhea-AI Filing Summary

Metallus Inc. Chief Executive Officer Michael S. Williams reported equity compensation and related tax withholding transactions in company stock. On February 11, 2026, he received a grant of 40,278 common shares at $0 per share, reflecting an award rather than a market purchase. On the same date, 18,436 common shares were disposed of at $21.51 per share to satisfy tax withholding obligations. After these transactions, Williams directly held 685,882 common shares of Metallus Inc.

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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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^*

Williams Michael S

(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
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/11/2026

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 Shares	02/11/2026		A		40,278	A	$0	704,318	D
Common Shares	02/11/2026		F		18,436	D	$21.51	685,882	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/ Kristine C. Syrvalin, as Attorney-in-Fact	02/12/2026
	** 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 transactions did Metallus (MTUS) report for its CEO?

Metallus CEO Michael S. Williams reported two stock transactions. He received a grant of 40,278 common shares at $0 per share, and 18,436 shares were disposed of at $21.51 per share to cover tax withholding, leaving him with 685,882 directly owned shares.

Did the Metallus (MTUS) CEO buy or sell shares in the open market?

The filing shows no open market buy or sell by the Metallus CEO. He received 40,278 shares as a grant and 18,436 shares were disposed of at $21.51 per share to satisfy tax obligations, typical for equity compensation events.

How many Metallus (MTUS) shares does the CEO own after this Form 4?

After the reported transactions, Metallus CEO Michael S. Williams directly owns 685,882 common shares. This figure reflects both the 40,278-share grant he received and the 18,436 shares disposed of to cover tax withholding on February 11, 2026.

What does transaction code A mean in the Metallus (MTUS) Form 4?

Transaction code A in the Metallus Form 4 indicates a grant, award, or other acquisition of securities. For CEO Michael S. Williams, it represents a grant of 40,278 common shares at $0 per share as part of his compensation package.

What does transaction code F mean in the Metallus (MTUS) CEO’s filing?

Transaction code F indicates shares used to pay an exercise price or tax liability. In this Metallus filing, 18,436 common shares held by CEO Michael S. Williams were disposed of at $21.51 per share to satisfy tax withholding tied to his equity award.

Are the Metallus (MTUS) CEO’s reported holdings direct or indirect?

The Metallus Form 4 shows the CEO’s holdings as direct. After the equity grant and tax-withholding disposition, Michael S. Williams directly owns 685,882 common shares, with no indirect ownership or intermediary entities indicated in the provided filing data.