MSA Safety (NYSE: MSA) chair Vartanian reports corrected 60,786-share stock award

Rhea-AI Filing Summary

Vartanian Nishan J. reported acquisition or exercise transactions in this Form 4 filing.

MSA Safety Inc director and Chairman Nishan J. Vartanian reported an amended equity award on a Form 4/A. He was granted 60,786 shares of common stock on March 8, 2026, with no cash price per share. Following the award, he directly holds 95,096 shares of MSA Safety common stock. A footnote explains this amendment corrects the number of shares reported as awarded under performance stock units and updates the beneficial ownership total to reflect the correction.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Vartanian Nishan J.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, no par value	60,786	$0.00	--

Holdings After Transaction: Common Stock, no par value — 95,096 shares (Direct)

Footnotes (1)

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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
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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^*

Vartanian Nishan J.

(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)

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

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

4. If Amendment, Date of Original Filed (Month/Day/Year)
03/10/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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		60,786(1)	A	$0.0000	95,096	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:

1. This amendment is filed to amend the number of shares reported as awarded under performance stock units in the original Form 4, which amount was incorrect due to administrative error, and is deemed to amend the number of shares reported as securities beneficially owned following the reported transactions in Table I to reflect the correction.

	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 transaction did MSA (MSA) report for Nishan J. Vartanian?

MSA Safety reported that Chairman and director Nishan J. Vartanian received an equity grant of 60,786 shares of common stock on March 8, 2026. The award was reported at a price of $0.00 per share as a grant or award acquisition.

How many MSA (MSA) shares does Nishan J. Vartanian hold after this Form 4/A?

After the reported grant, Nishan J. Vartanian directly owns 95,096 shares of MSA Safety common stock. This total reflects the corrected number of shares awarded under performance stock units and updates his beneficial ownership accordingly.

Why was this MSA (MSA) Form 4/A filed as an amendment?

The Form 4/A was filed to correct the number of shares previously reported as awarded under performance stock units. A footnote states the original amount was incorrect due to administrative error and that the beneficial ownership figures have been updated to reflect the correction.

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

The transaction was a grant or award of 60,786 shares, not an open-market purchase. It is coded as an acquisition (code A) with a transaction price of $0.00 per share, indicating a compensation-related equity award rather than a market trade.

Does the MSA (MSA) Form 4/A show any stock sales by Nishan J. Vartanian?

The Form 4/A does not show any stock sales by Nishan J. Vartanian. It reports one acquisition transaction, reflecting an equity grant of 60,786 shares and updating his direct beneficial ownership to 95,096 shares after correcting an earlier administrative error.