MSA director receives 899-share stock grant

PEARSE DIANE M reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

PEARSE DIANE M reported acquisition or exercise transactions in this Form 4 filing.

MSA Safety Inc director Diane M. Pearse received a grant of 899 shares of Common Stock, no par value. The award was recorded at a price of $0.00 per share as a compensation-related grant, not an open-market purchase. Following this transaction, she directly holds 42,648.21 shares of MSA Safety Inc common stock.

Insider Trade Summary

Grant/Award: 899 shares

Grant/Award 1 txn

Insider PEARSE DIANE M

Role Director

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

Holdings After Transaction: Common Stock, no par value — 42,648.21 shares (Direct)

Key Figures

Shares granted: 899 shares Grant price: $0.00 per share Shares held after grant: 42,648.21 shares +1 more

4 metrics

Shares granted 899 shares Compensation-related award of common stock

Grant price $0.00 per share Stated price for awarded common stock

Shares held after grant 42,648.21 shares Direct holdings following the transaction

Transaction date 2026-05-13 Date of stock grant to director

Key Terms

Grant, award, or other acquisition, Common Stock, no par value, direct ownership

3 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"

direct ownership financial

"ownership_type: direct; ownership_code: D"

FAQ

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

What insider transaction did MSA director Diane Pearse report for MSA?

Diane M. Pearse reported receiving a grant of 899 shares of MSA Safety Inc common stock. The shares were awarded at $0.00 per share as compensation, increasing her direct holdings to 42,648.21 shares after the transaction.

Was the recent MSA insider transaction an open-market buy or a stock grant?

The transaction was a stock grant, not an open-market buy. Diane M. Pearse acquired 899 shares of MSA Safety Inc common stock through a compensation-related award at $0.00 per share, classified as a grant, award, or other acquisition.

How many MSA Safety Inc shares does Diane Pearse hold after the reported grant?

After the grant, Diane M. Pearse directly holds 42,648.21 shares of MSA Safety Inc common stock. This figure reflects her position immediately following the award of 899 additional shares reported in the insider transaction filing.

What does transaction code A mean in the MSA insider filing for Diane Pearse?

Transaction code A in the MSA insider filing indicates a grant, award, or other acquisition of shares. For Diane M. Pearse, it represents a compensation-related award of 899 shares of MSA Safety Inc common stock at a stated price of $0.00 per share.

Did Diane Pearse buy or sell any MSA shares on the market in this filing?

She did not buy or sell shares on the open market in this filing. The reported activity is solely a grant of 899 MSA Safety Inc common shares as compensation, with no open-market purchases or sales disclosed in the transaction summary.

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

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Accepted by SEC EDGAR 05/14/2026 - 11:16 AM EDT 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^*

PEARSE DIANE M

(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	42,648.21	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	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)