MSA Safety (NYSE: MSA) CAO granted shares and withholds stock for tax

Rhea-AI Filing Summary

MSA Safety Inc Chief Accounting Officer Jonathan D. Buck reported mixed equity activity in company stock. On March 8, 2026, he acquired 783 shares of common stock as a grant at $0.00 per share, then disposed of 177 shares and 317 shares at $183.43 per share to cover tax obligations. After these transactions, he directly owned 3,980 shares of MSA Safety common stock.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Buck Jonathan D.

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, no par value	783	$0.00	--
Tax Withholding	Common Stock, no par value	177	$183.43	$32K
Tax Withholding	Common Stock, no par value	317	$183.43	$58K

Holdings After Transaction: Common Stock, no par value — 4,474 shares (Direct)

Footnotes (1)

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

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^*

Buck Jonathan D.

(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)
	Chief Accounting Officer

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		783	A	$0.0000	4,474	D
Common Stock, no par value	03/08/2026		F		177	D	$183.43	4,297	D
Common Stock, no par value	03/08/2026		F		317	D	$183.43	3,980	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) report for Jonathan D. Buck?

Jonathan D. Buck reported a stock grant of 783 MSA Safety common shares and two tax-withholding dispositions totaling 494 shares, all dated March 8, 2026. These transactions adjusted his directly owned position in the company’s common stock.

How many MSA (MSA) shares did the CAO acquire in this Form 4?

The Chief Accounting Officer acquired 783 shares of MSA Safety common stock through a grant at $0.00 per share. This reflects an equity award rather than an open-market purchase, increasing his direct holdings before tax-related share dispositions.

What were the tax-withholding stock dispositions reported for MSA (MSA)?

Two tax-withholding dispositions were reported: 177 shares and 317 shares of MSA Safety common stock, each at $183.43 per share. These transactions satisfied tax obligations by delivering shares instead of cash, rather than representing open-market sales.

What is Jonathan D. Buck’s MSA (MSA) share ownership after these transactions?

Following the reported grant and tax-withholding dispositions, Jonathan D. Buck directly owned 3,980 shares of MSA Safety common stock. This figure reflects his direct beneficial ownership immediately after the March 8, 2026 transactions reported on the Form 4.

Were the MSA (MSA) insider transactions open-market buys or sells?

The filing shows a grant of 783 MSA Safety shares at no cost and two Form F tax-withholding dispositions at $183.43 per share. These dispositions pay tax liabilities using shares, not traditional open-market buying or selling activity.