MSA Safety (NYSE: MSA) president logs stock award and tax share disposals

Rhea-AI Filing Summary

MSA Safety Inc President Stephanie L. Sciullo reported multiple stock movements in company common shares. On March 8, 2026, she acquired 3,801 shares of common stock as a grant or award at a stated price of $0.00 per share, increasing her direct holdings to 14,107 shares.

On the same date, she disposed of 412 shares and separately 2,276 shares of common stock at $183.43 per share in transactions classified as payment of tax liabilities by delivering securities. After these tax-withholding dispositions, her directly owned balance was 11,419 shares.

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

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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^*

Sciullo Stephanie L

(Last) (First) (Middle)

1000 CRANBERRY WOODS DRIVE

(Street)

CRANBERRY WOODS TOWNSHIP PA 16066

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MSA Safety Inc [ MSA ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/08/2026

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 Stock, no par value	03/08/2026		A		3,801	A	$0.0000	14,107	D
Common Stock, no par value	03/08/2026		F		412	D	$183.43	13,695	D
Common Stock, no par value	03/08/2026		F		2,276	D	$183.43	11,419	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:

	Richard W. Roda, Attorney in Fact	03/10/2026
	** 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 MSA (MSA) President Stephanie L. Sciullo report?

She reported a stock award and related tax transactions. She acquired 3,801 shares of MSA common stock as a grant, then used 412 shares and 2,276 shares to satisfy tax liabilities, ending with 11,419 directly owned shares.

Was the MSA (MSA) insider transaction a purchase or a grant of shares?

It was a grant, not an open-market purchase. The Form 4 classifies 3,801 MSA common shares as a grant or award acquisition at a stated price of $0.00 per share, reflecting equity compensation rather than a cash stock purchase.

Why did Stephanie L. Sciullo dispose of MSA (MSA) shares in the Form 4?

The share disposals were for tax withholding. Two transactions of 412 and 2,276 MSA common shares are described as payment of tax liabilities by delivering securities, a common method to cover taxes on equity awards.

How many MSA (MSA) shares does the president own after these Form 4 transactions?

After the reported transactions, she directly owns 11,419 MSA common shares. Her holdings first rose to 14,107 shares after the 3,801-share grant, then decreased following the two tax-withholding share dispositions reported in the filing.

What price per share was used for the MSA (MSA) tax-withholding stock dispositions?

The tax-withholding dispositions used a price of $183.43 per MSA common share. This price applied to both the 412-share and 2,276-share transactions that were used to satisfy tax liabilities associated with the equity award.