Capital World Investors holds 1.48M shares (5.3%) in TopBuild

TopBuild Corp. Schedule 13G shows Capital World Investors reports beneficial ownership of 1,483,387 shares of Common Stock, representing 5.3% of the class as of 03/31/2026.

Rhea-AI Filing Summary

TopBuild Corp. Schedule 13G shows Capital World Investors reports beneficial ownership of 1,483,387 shares of Common Stock, representing 5.3% of the class as of 03/31/2026. The filing states the 1,483,387 shares equal 5.3% of 28,145,137 shares believed to be outstanding.

The filing attributes sole voting and sole dispositive power over the 1,483,387 shares to Capital World Investors and lists related investment management entities. The signature block is dated 05/13/2026.

Insights

Institutional Ownership Analyst

Institutional stake disclosed: 1.48M shares (5.3%).

The filing reports that Capital World Investors is deemed beneficial owner of 1,483,387 shares, with sole voting and dispositive power. The filing cites an outstanding share base of 28,145,137 to calculate 5.3%.

This is a routine Schedule 13G disclosure showing passive/institutional ownership. Subsequent filings could update the percentage if outstanding shares or holdings change.

Corporate Governance Specialist

Disclosure lists control attributes and affiliated entities.

The form identifies the investment management entities that operate under the Capital World Investors name and attributes sole voting and sole dispositive power for the reported shares. The signature is by an authorized officer of Capital Research and Management Company.

The disclosure clarifies ownership structure; any change in voting or disposition power would require an amended filing.

Key Figures

Beneficial ownership: 1,483,387 shares Percent of class: 5.3% Shares outstanding (basis): 28,145,137 shares +2 more

5 metrics

Beneficial ownership 1,483,387 shares reported as beneficially owned by Capital World Investors

Percent of class 5.3% percentage of class based on shares believed outstanding

Shares outstanding (basis) 28,145,137 shares shares believed to be outstanding used to calculate 5.3%

Reporting date 03/31/2026 date used for ownership calculation

Signature date 05/13/2026 date the Schedule 13G was signed

Key Terms

Schedule 13G, beneficial owner, sole voting power, sole dispositive power

4 terms

Schedule 13G regulatory

"Schedule 13G shows Capital World Investors reports beneficial ownership"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

beneficial owner financial

"CWI is deemed to be the beneficial owner of 1,483,387 shares"

A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.

sole voting power governance

"Sole Voting Power 1,483,387.00 is listed in the filing"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

sole dispositive power governance

"Sole Dispositive Power 1,483,387.00 is listed in the filing"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

FAQ

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

What stake does Capital World Investors report in TopBuild (BLD)?

Capital World Investors reports beneficial ownership of 1,483,387 shares, equal to 5.3% of TopBuild's common stock based on 28,145,137 shares believed outstanding as of 03/31/2026.

Does Capital World Investors hold voting power over the reported shares?

Yes. The filing states Capital World Investors has sole voting power and sole dispositive power over the 1,483,387 shares reported in the Schedule 13G.

Which entities are included under the Capital World Investors disclosure?

The filing lists CRMC and affiliated investment management entities including Capital Bank and Trust Company, Capital International, Inc., and others that provide services under the name Capital World Investors.

What are the relevant dates on the Schedule 13G for BLD?

The ownership is presented as of 03/31/2026 and the Schedule 13G is signed by an authorized officer on 05/13/2026, per the filing excerpt.

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

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Accepted by SEC EDGAR 05/14/2026 - 01:55 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

TopBuild Corp.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

89055F103

(CUSIP Number)

03/31/2026

(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): 89055F103

1

Names of Reporting Persons

Capital World 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 1,483,387.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,483,387.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,483,387.00

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)

5.3 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: TopBuild Corp.
(b)	Address of issuer's principal executive offices: 475 North Williamson Blvd., Daytona Beach, FL 32114, United States of America
Item 2.
(a)	Name of person filing: Capital World Investors
(b)	Address or principal business office or, if none, residence: 333 SOUTH HOPE STREET, 55TH FLOOR, LOS ANGELES, CALIFORNIA 90071
(c)	Citizenship: N/A
(d)	Title of class of securities: Common Stock
(e)	CUSIP Number(s): 89055F103
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: 1,483,387 ** **Capital World Investors ("CWI") 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"). CWI's divisions of each of the investment management entities collectively provide investment management services under the name "Capital World Investors." CWI is deemed to be the beneficial owner of 1,483,387 shares or 5.3% of the 28,145,137 shares believed to be outstanding.
(b)	Percent of class: 5.3 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 1,483,387
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 1,483,387
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
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 World Investors

Signature:	Jae Won Chung
Name/Title:	Senior Vice President and Associate General Counsel, Capital Research and Management Company
Date:	05/13/2026