Metallus director awarded 7,090 stock units

Miller Melissa M reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Miller Melissa M reported acquisition or exercise transactions in this Form 4 filing.

Metallus Inc. director Melissa M. Miller received an equity award covering 7,090 common shares as restricted stock units. The grant was recorded at a price of $0.00 per share, indicating a compensation-related award rather than an open-market purchase.

These restricted stock units will vest in full on April 30, 2027, subject to the terms of the grant agreement. Following this award, Miller directly holds 22,165 common shares, giving context to the size of this grant relative to her disclosed holdings.

Insider Trade Summary

Grant/Award: 7,090 shares

Grant/Award 1 txn

Insider Miller Melissa M

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Shares	7,090	$0.00	$0.00

Holdings After Transaction: Common Shares — 22,165 shares (Direct)

Footnotes (1)

1. F1. The reported transaction is an award of restricted stock units which will vest in full on April 30, 2027, subject to the terms of the grant agreement.

Key Figures

RSU grant size: 7,090 shares Grant price: $0.00 per share Shares held after grant: 22,165 shares +1 more

4 metrics

RSU grant size 7,090 shares Restricted stock unit award to director on April 30, 2026

Grant price $0.00 per share Recorded transaction price for the RSU-related common shares

Shares held after grant 22,165 shares Total direct common share holdings following the transaction

RSU vesting date April 30, 2027 Restricted stock units vest in full on this date

Key Terms

restricted stock units, grant, award, or other acquisition, Form 4

3 terms

restricted stock units financial

"The reported transaction is an award of restricted stock units which will vest in full on April 30, 2027"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

grant, award, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition""

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Metallus (MTUS) report in this Form 4?

Metallus reported that director Melissa M. Miller received an award of 7,090 restricted stock units. The grant is a share-based compensation award with no cash paid per share and increases her direct holdings to 22,165 common shares after the transaction.

Was the Metallus (MTUS) Form 4 transaction a stock purchase or a grant?

The Form 4 shows a grant, not a purchase. Melissa M. Miller acquired 7,090 common shares through a compensation award of restricted stock units at $0.00 per share, classified under code "A" for grant, award, or other acquisition.

When do Melissa M. Miller’s Metallus (MTUS) restricted stock units vest?

The footnote explains that the 7,090 restricted stock units will vest in full on April 30, 2027. Vesting is subject to the terms of the grant agreement, which typically requires continued service or other conditions to be satisfied.

How many Metallus (MTUS) shares does Melissa M. Miller hold after this Form 4?

After the reported grant, Melissa M. Miller directly holds 22,165 common shares of Metallus. This total includes the impact of the 7,090-share restricted stock unit award disclosed in the transaction, providing context for her overall reported equity position.

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

Transaction code "A" on the Form 4 indicates a grant, award, or other acquisition. In this case, it reflects that Melissa M. Miller received 7,090 restricted stock units as compensation, rather than buying shares in the open market.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/30/2026 - 07:00 PM Learn about SEC filing dates

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
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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^*

Miller Melissa M

(Last) (First) (Middle)

1835 DUEBER AVE SW

(Street)

CANTON OHIO 44706

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/30/2026

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

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

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

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	04/30/2026		A		7,090(1)	A	$0	22,165	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:

1. The reported transaction is an award of restricted stock units which will vest in full on April 30, 2027, subject to the terms of the grant agreement.

	/s/ Kristine C. Syrvalin, as Attorney-in-Fact	04/30/2026
	** 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.
* Form 4: SEC 1474 (03-26)