Capital Research holds 13.1% of Halliburton

Capital Research Global Investors filed an amended Schedule 13G showing a large ownership stake in Halliburton Co. common stock.

Rhea-AI Filing Summary

Capital Research Global Investors filed an amended Schedule 13G showing a large ownership stake in Halliburton Co. common stock. It reports beneficial ownership of 110,276,085 shares, representing 13.1% of Halliburton’s 841,626,610 shares believed to be outstanding.

The firm reports sole voting power over 110,264,733 shares and sole dispositive power over 110,276,085 shares, with no shared voting or dispositive power. The securities are described as acquired and held in the ordinary course of business, not for the purpose of changing or influencing control of Halliburton.

FAQ

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

What percentage of Halliburton (HAL) does Capital Research Global Investors report owning?

Capital Research Global Investors reports beneficial ownership of 13.1% of Halliburton’s common stock. This corresponds to 110,276,085 shares out of 841,626,610 Halliburton shares believed to be outstanding, as stated in the ownership section of the Schedule 13G/A filing.

How many Halliburton (HAL) shares does Capital Research Global Investors control the voting of?

Capital Research Global Investors reports sole voting power over 110,264,733 Halliburton shares. It reports no shared voting power, indicating that voting decisions for these shares are controlled solely by the reporting person under the terms described in the filing.

What is the aggregate number of Halliburton (HAL) shares beneficially owned by Capital Research Global Investors?

The filing states that Capital Research Global Investors is deemed to beneficially own 110,276,085 Halliburton common shares. This figure is used to calculate the reported 13.1% ownership of the 841,626,610 Halliburton shares believed to be outstanding.

Does Capital Research Global Investors seek to influence control of Halliburton (HAL)?

The certification states the securities were acquired and are held in the ordinary course of business, and not for the purpose, or with the effect, of changing or influencing control of Halliburton, nor in connection with any transaction having that control-related purpose or effect.

What type of filing did Capital Research Global Investors make regarding Halliburton (HAL)?

Capital Research Global Investors filed an Amendment No. 2 to Schedule 13G concerning Halliburton common stock. A Schedule 13G/A is a beneficial ownership report used when investors hold more than 5% of a class of registered equity securities under specified conditions.

Who signed the Schedule 13G/A related to Halliburton (HAL) for Capital Research?

The Schedule 13G/A is signed by Jae Won Chung, identified as Vice President and Senior Counsel II of Capital Research and Management Company. The signature block also includes a certification that the information in the statement is true, complete, and correct.

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

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Accepted by SEC EDGAR 02/12/2026 - 10:25 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 2)

Halliburton Co.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

406216101

(CUSIP Number)

12/31/2025

(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. 406216101

1

Names of Reporting Persons

Capital Research Global 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 110,264,733.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 110,276,085.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

110,276,085.00

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)

13.1 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Halliburton Co.
(b)	Address of issuer's principal executive offices: 3000 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TX 77032
Item 2.
(a)	Name of person filing: Capital Research Global 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.: 406216101
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: 110,276,085 ** **Capital Research Global Investors ("CRGI") 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"). CRGI's divisions of each of the investment management entities collectively provide investment management services under the name "Capital Research Global Investors." CRGI is deemed to be the beneficial owner of 110,276,085 shares or 13.1% of the 841,626,610 shares believed to be outstanding.
(b)	Percent of class: 13.1 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 110,264,733
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 110,276,085
	(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 Research Global Investors

Signature:	Jae Won Chung
Name/Title:	Vice President and Senior Counsel II, Capital Research and Management Company
Date:	02/05/2026