Vanguard Amends 13G: Reports 0 MSA Shares

MSA Safety Inc: The Vanguard Group filed an amendment on 03/27/2026 to report that, following an internal realignment, it beneficially owns 0 shares of MSA Safety Inc common stock, representing 0% of the class.

Rhea-AI Filing Summary

MSA Safety Inc: The Vanguard Group filed an amendment on 03/27/2026 to report that, following an internal realignment, it beneficially owns 0 shares of MSA Safety Inc common stock, representing 0% of the class. The filing notes the internal realignment occurred on 01/12/2026 and that certain subsidiaries will report disaggregated holdings under SEC Release No. 34-39538.

Insights

Institutional Ownership Analyst

Vanguard reports no beneficial ownership after internal realignment.

The amendment states an internal realignment on 01/12/2026 and that related subsidiaries will report holdings separately in reliance on SEC Release No. 34-39538. The filing lists 0 shares beneficially owned and 0% ownership as of the amendment.

This is a reporting change reflecting organizational reporting practice; resulting trading activity or holdings by the subsidiaries are not disclosed in this excerpt.

Securities Compliance Specialist

Amendment documents disaggregation of Vanguard reporting units.

The text explains that certain subsidiaries or business divisions of The Vanguard Group, Inc. now report beneficial ownership separately in reliance on SEC Release No. 34-39538. The filing is signed by the Head of Global Fund Administration on 03/27/2026.

Disclosure compliance appears procedural; the amendment clarifies reporting lines rather than stating any shares held by The Vanguard Group in this filing.

FAQ

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

What does the 03/27/2026 Schedule 13G/A say about Vanguard's MSA (MSA) holdings?

The amendment states The Vanguard Group beneficially owns 0 shares of MSA common stock, representing 0% of the class. It attributes reporting changes to an internal realignment dated 01/12/2026.

Why did The Vanguard Group amend its Schedule 13G for MSA (MSA)?

The filing attributes the amendment to an internal realignment on 01/12/2026. Certain subsidiaries will report holdings separately in reliance on SEC Release No. 34-39538, resulting in disaggregated reporting of beneficial ownership.

Does the Schedule 13G/A show any shares held by Vanguard-affiliated entities in MSA (MSA)?

This amendment reports that The Vanguard Group itself beneficially owns 0 shares (0%). The filing does not disclose holdings of specific subsidiaries or other Vanguard-managed accounts in this excerpt.

Who signed the amendment reporting Vanguard's position in MSA (MSA)?

The amendment is signed by Ashley Grim, Head of Global Fund Administration, with a signature date of 03/27/2026. The signature block appears at the end of the provided excerpt.

What SEC guidance does Vanguard cite for separate reporting in the MSA (MSA) amendment?

The amendment cites SEC Release No. 34-39538 (January 12, 1998) as the basis for disaggregated reporting by subsidiaries or business divisions following the internal realignment on 01/12/2026.

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Accepted by SEC EDGAR 03/27/2026 - 10:53 AM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 12)

MSA Safety Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

553498106

(CUSIP Number)

03/13/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 553498106

1

Names of Reporting Persons

The Vanguard Group

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

PENNSYLVANIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

0 %

12

Type of Reporting Person (See Instructions)

IA

Comment for Type of Reporting Person: On January 12, 2026, The Vanguard Group, Inc. went through an internal realignment. In accordance with SEC Release No. 34-39538 (January 12, 1998), certain subsidiaries or business divisions of subsidiaries of The Vanguard Group, Inc., that formerly had, or were deemed to have, beneficial ownership with The Vanguard Group, Inc., will report beneficial ownership separately (on a disaggregated basis) from The Vanguard Group, Inc. in reliance on such release. These subsidiaries and/or business divisions pursue the same investment strategies as previously pursued by The Vanguard Group, Inc. prior to the realignment. Further in accordance with SEC Release No. 34-39538 (January 12, 1998), The Vanguard Group, Inc. no longer has, or is deemed to have, beneficial ownership over securities beneficially owned by such subsidiaries and/or business divisions.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: MSA Safety Inc
(b)	Address of issuer's principal executive offices: 1000 Cranberry Woods Drive, Cranberry Township, PA, 16066
Item 2.
(a)	Name of person filing: The Vanguard Group
(b)	Address or principal business office or, if none, residence: 100 Vanguard Blvd.,, Malvern, PA, 19355
(c)	Citizenship: PA
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.:
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 0
(b)	Percent of class: 0 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. The Vanguard Group, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities reported herein.No one other person's interest in the securities reported herein is more than 5%.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

The Vanguard Group

Signature:	Ashley Grim
Name/Title:	Head of Global Fund Administration
Date:	03/27/2026