MSA Safety (NYSE: MSA) director receives 899-share stock grant in Form 4 filing

Rhea-AI Filing Summary

BRUGGEWORTH ROBERT A reported acquisition or exercise transactions in this Form 4 filing.

MSA Safety Inc director Robert A. Bruggeworth reported an equity compensation grant. He received 899 shares of Common Stock as a grant or award at a stated price of $0.0000 per share, bringing his direct holdings to 4,631 shares. The filing also shows 33,825.227 shares held indirectly by a trust. There were no open-market buy or sell transactions disclosed in this report.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider BRUGGEWORTH ROBERT A

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, no par value	899	$0.00	--
holding	Common Stock, no par value	--	--	--

Holdings After Transaction: Common Stock, no par value — 4,631 shares (Direct, null); Common Stock, no par value — 33,825.227 shares (Indirect, By Trust)

Footnotes (1)

Key Figures

Shares granted: 899 shares Grant price: $0.0000 per share Direct holdings after grant: 4,631 shares +3 more

6 metrics

Shares granted 899 shares Common Stock grant on May 13, 2026

Grant price $0.0000 per share Stated price for equity award

Direct holdings after grant 4,631 shares Common Stock directly owned post-transaction

Indirect trust holdings 33,825.227 shares Common Stock held indirectly by trust

Buy transactions 0 Open-market purchases in this Form 4

Sell transactions 0 Open-market sales in this Form 4

Key Terms

Grant, award, or other acquisition, Common Stock, no par value, By Trust, indirect

4 terms

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

Common Stock, no par value financial

"security_title: Common Stock, no par value"

By Trust financial

"nature_of_ownership: By Trust"

indirect financial

"ownership_type: indirect"

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^*

BRUGGEWORTH ROBERT A

(Last) (First) (Middle)

1000 CRANBERRY WOODS DRIVE

(Street)

CRANBERRY WOODS TOWNSHIP PENNSYLVANIA 16066

(City) (State) (Zip)

UNITED STATES

(Country)

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

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)
05/13/2026

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 Stock, no par value	05/13/2026		A		899	A	$0.0000	4,631	D
Common Stock, no par value								33,825.227	I	By Trust

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	05/14/2026
	** 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)

FAQ

What insider transaction did MSA (MSA) report for Robert A. Bruggeworth?

MSA Safety Inc reported that director Robert A. Bruggeworth received a grant of 899 shares of Common Stock. This equity award is compensation-related, not an open-market purchase or sale, and increases his directly held share position in the company.

How many MSA (MSA) shares did Robert A. Bruggeworth acquire in this Form 4?

Robert A. Bruggeworth acquired 899 shares of MSA Safety Inc Common Stock. The transaction is coded as a grant or award, meaning the shares were issued as compensation rather than bought in the market, at a stated price of $0.0000 per share.

What are Robert A. Bruggeworth’s MSA (MSA) direct share holdings after the grant?

After the reported grant, Robert A. Bruggeworth directly holds 4,631 shares of MSA Safety Inc Common Stock. This reflects his post-transaction direct ownership as disclosed, providing a view of his personal equity stake separate from any indirect holdings.

What indirect MSA (MSA) holdings are reported for Robert A. Bruggeworth?

The Form 4 shows 33,825.227 shares of MSA Safety Inc Common Stock held indirectly by a trust. This entry is classified as a holding, indicating shares associated with Bruggeworth through a trust rather than a new market transaction on the reported date.

Does the MSA (MSA) Form 4 show any insider share sales or purchases?

The Form 4 does not show any open-market purchases or sales of MSA Safety Inc stock. It reports one acquisition coded as a grant or award and one holding entry for trust-owned shares, indicating compensation-related activity rather than trading in the market.