MSA Safety CAO granted 457 company shares

MSA Safety Inc Chief Accounting Officer Jonathan D. Buck received a grant of 457 shares of common stock on March 4, 2026, reported as a grant, award, or other acquisition with a stated price of $0.00 per share.

Rhea-AI Filing Summary

MSA Safety Inc Chief Accounting Officer Jonathan D. Buck received a grant of 457 shares of common stock on March 4, 2026, reported as a grant, award, or other acquisition with a stated price of $0.00 per share. After this award, his directly owned holdings total 3,691 shares.

Insider Trade Summary

Grant/Award: 457 shares

Grant/Award 1 txn

Insider Buck Jonathan D.

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, no par value	457	$0.00	$0.00

Holdings After Transaction: Common Stock, no par value — 3,691 shares (Direct)

FAQ

What insider transaction did MSA (MSA) report for Jonathan D. Buck?

MSA Safety Inc reported that Chief Accounting Officer Jonathan D. Buck acquired 457 shares of common stock on March 4, 2026. The transaction was a grant or award, with a reported price of $0.00 per share and increased his direct holdings to 3,691 shares.

How many MSA Safety shares does Jonathan D. Buck own after this Form 4?

After the reported grant, Jonathan D. Buck directly owns 3,691 shares of MSA Safety common stock. This reflects the addition of 457 shares received on March 4, 2026 as a grant, award, or other acquisition, according to the Form 4 filing details.

What type of transaction is recorded in this MSA Safety Form 4?

The Form 4 for MSA Safety records a non-derivative transaction coded “A,” indicating a grant, award, or other acquisition. Jonathan D. Buck received 457 shares of common stock at a stated price of $0.00 per share on March 4, 2026, held directly afterward.

Did Jonathan D. Buck buy or sell MSA Safety shares in this filing?

Jonathan D. Buck did not report a market purchase or sale. Instead, he acquired 457 shares of MSA Safety common stock through a grant, award, or similar acquisition on March 4, 2026, increasing his directly owned position to a total of 3,691 shares.

Is the ownership reported in this MSA Form 4 direct or indirect?

The Form 4 shows Jonathan D. Buck’s ownership as direct. The 457-share grant of common stock on March 4, 2026 and the resulting total of 3,691 shares are all reported with a direct ownership code, and no indirect ownership nature is described.

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

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Accepted by SEC EDGAR 03/06/2026 - 11:06 AM 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
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)
03/04/2026

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	03/04/2026		A		457	A	$0.0000	3,691	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	03/06/2026
	** 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.