[SCHEDULE 13G] Limbach Holdings, Inc SEC Filing

Rhea-AI Filing Summary

Capital International Investors reports a passive 5.0% stake in Limbach Holdings, owning 582,805 common shares of roughly 11.6 million shares outstanding. The filing states CII has sole voting and dispositive power over those shares and no shared power. The reporter identifies itself as an investment-adviser division and indicates the position is held in the ordinary course of business and not to influence or change control of the company. The filing also references SMALLCAP World Fund, Inc. in relation to ownership on behalf of another person.

Positive

• Reporting of a 5.0% beneficial ownership stake (582,805 shares) provides clear institutional ownership disclosure for investors.
• Filer reports sole voting and dispositive power and states the position is held in the ordinary course and not to influence control.

Negative

• None.

Insights

Financial Analyst

TL;DR: Capital International Investors discloses a passive 5.0% position (582,805 shares) in Limbach, reported as sole-held and not intended to change control.

The filing shows an institutional investor holding 582,805 shares, representing 5.0% of the reported share count. CII reports sole voting and dispositive power and affirms the stake is held in the ordinary course of business, which signals a passive, non-activist position. This level of ownership is material for disclosure and may attract investor attention, but the statement explicitly disclaims any intent to influence control, limiting immediate governance implications.

Corporate Governance Expert

TL;DR: A Schedule 13G at the 5% threshold indicates notable institutional ownership but the filer asserts passive intent and no shared control.

The document classifies the reporting entity as an investment-adviser division and reports exclusive voting and dispositive authority over the shares disclosed. By using Schedule 13G language that the holdings were not acquired to change or influence control, the filer positions itself as passive under disclosure rules. The mention of SMALLCAP World Fund, Inc. suggests related fund-level exposure rather than an activist or control-seeking arrangement.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Limbach Holdings, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

53263P105

(CUSIP Number)

06/30/2025

(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)

SCHEDULE 13G

CUSIP No. 53263P105

1

Names of Reporting Persons

Capital International Investors

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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 582,805.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 582,805.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

582,805.00

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)

5.0 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Limbach Holdings, Inc.
(b)	Address of issuer's principal executive offices: 797 COMMONWEALTH DRIVE, WARRENDALE, PA 15086
Item 2.
(a)	Name of person filing: Capital International Investors
(b)	Address or principal business office or, if none, residence: 333 South Hope Street, 55th Fl, Los Angeles, CA 90071
(c)	Citizenship: N/A
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 53263P105
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: 582,805 ** **Capital International Investors ("CII") is a division of Capital Research and Management Company ("CRMC"), as well as its investment management subsidiaries and affiliates Capital Bank and Trust Company, Capital International, Inc., Capital International Limited, Capital International Sarl, Capital International K.K., Capital Group Private Client Services, Inc., and Capital Group Investment Management Private Limited (together with CRMC, the "investment management entities"). CII's divisions of each of the investment management entities collectively provide investment management services under the name "Capital International Investors." CII is deemed to be the beneficial owner of 582,805 shares or 5.0% of the 11,624,639 shares believed to be outstanding.
(b)	Percent of class: 5.0 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 582,805
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 582,805
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	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. SMALLCAP World Fund, Inc.
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.

Capital International Investors

Signature:	Jae Won Chung
Name/Title:	Vice President and Senior Counsel II, Capital Research and Management Company
Date:	08/12/2025

FAQ

How many shares of LMB does Capital International Investors report owning?

582,805 shares, reported as beneficially owned.

What percentage of Limbach (LMB) does this position represent?

5.0% of the reported outstanding common shares.

Does Capital International Investors claim it intends to influence control of Limbach (LMB)?

No. The filing states the shares are held in the ordinary course of business and were not acquired to change or influence control.

What voting and dispositive powers does the filer report for the LMB shares?

Sole voting power: 582,805; Shared voting power: 0; Sole dispositive power: 582,805; Shared dispositive power: 0.

Is this a Schedule 13G filing and how is the filer classified?

Yes. This is a Schedule 13G filing and the reporting person is identified as an investment adviser (IA) division.

Does the filing name any fund or entity related to the ownership?

Yes. The filing references SMALLCAP World Fund, Inc. in relation to ownership on behalf of another person.