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MSA Safety insider Form 4 shows small stock sale by CAO

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

MSA Safety Inc (MSA) Form 4 reports a small insider sale. The company’s Chief Accounting Officer sold 333 shares of MSA common stock on 11/25/2025 at a price of $161 per share. After this transaction, the reporting officer directly beneficially owns 4,434 shares of MSA common stock. The filing does not list any derivative securities activity.

Positive

  • None.

Negative

  • None.
Insider Buck Jonathan D.
Role Chief Accounting Officer
Sold 333 shs ($54K)
Type Security Shares Price Value
Sale Common Stock, no par value 333 $161.00 $54K
Holdings After Transaction: Common Stock, no par value — 4,434 shares (Direct)
Footnotes (1)
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)
11/25/2025
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 11/25/2025 S 333 D $161 4,434 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 11/26/2025
** 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 Safety Inc (MSA) report in this Form 4?

The Form 4 reports that the Chief Accounting Officer of MSA Safety Inc sold 333 shares of MSA common stock on 11/25/2025.

At what price were the MSA Safety Inc (MSA) shares sold in the Form 4?

The 333 shares of MSA Safety Inc common stock were sold at a price of $161 per share.

How many MSA Safety Inc (MSA) shares does the insider own after the reported sale?

Following the reported transaction, the Chief Accounting Officer directly beneficially owns 4,434 shares of MSA Safety Inc common stock.

What is the role of the reporting person in MSA Safety Inc (MSA)?

The reporting person is an officer of MSA Safety Inc, serving as the company’s Chief Accounting Officer.

Does this MSA Safety Inc (MSA) Form 4 include any derivative securities?

No derivative securities transactions are listed; only a sale of MSA Safety Inc common stock is reported in Table I.

Is the MSA Safety Inc (MSA) Form 4 filed by one or multiple reporting persons?

The filing is indicated as a Form filed by one reporting person, covering the Chief Accounting Officer’s holdings and transaction.