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NL INDUSTRIES INC

For the period ended Dec 31, 2024. Filed Mar 6, 2025.

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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2024 · Filed Mar 6, 2025

NL$7.15-2.3%Stored close · as of Nov 10, 2026

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Contents

Item 15. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES

(a) and (c)Financial Statements

The Registrant

The Consolidated Financial Statements of the Registrant listed on the accompanying Index of Financial Statements (see page F-1) are filed as part of this Annual Report.

50%-or-less persons

The Consolidated Financial Statements of Kronos (31%-owned at December 31, 2024) are incorporated by reference in Exhibit 99.1 of this Annual Report pursuant to Rule 3-09 of Regulation S-X. Management’s Report on Internal Control Over Financial Reporting of Kronos is not included as part of Exhibit 99.1. The Registrant is not required to provide any other Consolidated Financial Statements pursuant to Rule 3-09 of Regulation S-X.

(b)Exhibits

We have included as exhibits the items listed in the Exhibit Index. We will furnish a copy of any of the exhibits listed below upon payment of $4.00 per exhibit to cover our cost to furnish the exhibits. Pursuant to Item 601(b)(4)(iii) of Regulation S-K, any instrument defining the rights of holders of long-term debt issues and other agreements related to indebtedness which do not exceed 10% of consolidated total assets as of December 31, 2024 will be furnished to the Commission upon request.

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Item No.Exhibit Index​
​​​
3.1Certificate of Amended and Restated Certificate of Incorporation dated May 22, 2008 – incorporated by reference to Exhibit 3.1 of the Registrant’s Current Report on Form 8-K filed with the U.S. Securities and Exchange Commission on May 23, 2008.
​ 3.2​Amended and Restated Bylaws of NL Industries, Inc. as of October 26, 2023 – incorporated by reference to Exhibit 3.1 of the Registrant’s Current Report on Form 8-K filed with the U.S. Securities and Exchange Commission on October 26, 2023.
​ 4.1​​Description of the Registrant’s Capital Stock –.incorporated by reference to Exhibit 4.1 to the Registrant’s Annual Report on Form 10-K for the year ended December 31, 2019.
​ 10.1​Lease Contract dated June 21, 1952, between Farbenfabriken Bayer Aktiengesellschaft and Titangesellschaft mit beschrankter Haftung (German language version and English translation thereof) – incorporated by reference to Exhibit 10.14 to the Registrant’s Annual Report on Form 10-K (File No. 001-00640) for the year ended December 31, 1985. (P)
​ 10.2​Form of Assignment and Assumption Agreement, dated as of January 1, 1999, between Kronos Inc. (formerly known as Kronos (USA), Inc.) and Kronos International, Inc. – incorporated by reference to Exhibit 10.9 to Kronos International, Inc.’s Registration Statement on Form S-4 (File No. 333-100047). (P)
​ 10.3​Form of Cross License Agreement, effective as of January 1, 1999, between Kronos Inc. (formerly known as Kronos (USA), Inc.) and Kronos International, Inc. – incorporated by reference to Exhibit 10.10 to Kronos International, Inc.’s Registration Statement on Form S-4 (File No. 333-100047).

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​​​​
Item No.Exhibit Index​
​ 10.4​​Restated and Amended Agreement by and between Richards Bay Titanium (Proprietary) Limited (acting through its sales agent Rio Tinto Iron & Titanium Limited) and Kronos (US), Inc. effective January 1, 2016 – incorporated by reference to Exhibit 10.26 to the Kronos Worldwide, Inc. Annual Report on Form 10-K for the year ended December 31, 2015.
​ 10.5 *​Kronos Worldwide, Inc. 2012 Director Stock Plan – incorporated by reference to Exhibit 4.4 of Kronos Worldwide, Inc. Registration statement on Form S-8.
​ 10.6 *​CompX International Inc. 2012 Director Stock Plan – incorporated by reference to Exhibit 10.2 of CompX International Inc.’s Annual Report on Form 10-K for the year ended December 31, 2012.
​ 10.7 *​NL Industries, Inc. 2023 Non-Employee Director Stock Plan – incorporated by reference to Exhibit 10.1 of Registrant’s Quarterly Report on Form 10Q for the quarter ended June 30, 2023.
​ 10.8​Second Amended and Restated Agreement Regarding Shared Insurance among CompX International Inc., Contran Corporation, Kronos Worldwide, Inc., NL Industries, Inc. and Valhi, Inc. dated January 25, 2019 – incorporated by reference to Exhibit 10.20 to the Registrant’s Annual Report on Form 10-K for the year ended December 31, 2018.
​ 10.9​Intercorporate Services Agreement by and between Contran Corporation and Kronos Worldwide, Inc. – incorporated by reference to Exhibit 10.1 to the Kronos Worldwide, Inc. Quarterly Report on Form 10-Q for the quarter ended March 31, 2004.
​ 10.10​Intercorporate Services Agreement between CompX International Inc. and Contran Corporation effective as of January 1, 2004 – incorporated by reference to Exhibit 10.2 to the CompX International Inc. Annual Report on Form 10-K for the year ended December 31, 2003.
​ 10.11​Intercorporate Services Agreement by and between Contran Corporation and NL Industries, Inc. effective as of January 1, 2004 – incorporated by reference to Exhibit 10.1 to the NL Industries, Inc. Quarterly Report on Form 10-Q for the quarter ended March 31, 2004.
​ 10.12​Tax Agreement between Valhi, Inc. and Kronos Worldwide, Inc. dated as of January 1, 2020 – incorporated by reference to Exhibit 10.1 to the Kronos Worldwide, Inc. Annual Report on Form 10-K for the year ended December 31, 2019.
​ 10.13​Tax Agreement among NL Industries, Inc., Valhi, Inc. and Contran Corporation dated as of January 1, 2020 – incorporated by reference to Exhibit 10.25 to the Registrant’s Annual Report on Form 10-K (for the year ended December 31, 2019.
​ 10.14​Unsecured Revolving Demand Promissory Note dated December 31, 2024 in the principal amount of $25.0 million executed by Valhi, Inc. and payable to the order of CompX International Inc. – incorporated by reference to Exhibit 10.5 to the Annual Report on Form 10-K of CompX International Inc. for the year ended December 31, 2024.
​ 10.15​​Loan Agreement between NLKW Holding, LLC, as Borrower, and Valhi, Inc., as Lender, dated as of November 14, 2016 – incorporated by reference to Exhibit 10.1 to the Current Report on Form 8-K of the Registrant dated November 14, 2016 and filed on November 15, 2016.
​ 10.15.1​​First Amendment to Loan Agreement between NLKW Holding, LLC, as Borrower, and Valhi, Inc. as Lender, dated as of November 9, 2022 –incorporated by reference to Exhibit 10.1 to the Current Report on Form 8-K of the Registration dated November 9, 2022.

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​​​​
Item No.Exhibit Index​
​ 10.16​​Pledge and Security Agreement made by and between NLKW Holding, LLC in favor of Valhi, Inc., dated as of November 14, 2016 – incorporated by reference to Exhibit 10.2 to the Current Report on Form 8-K of the Registrant dated November 14, 2016 and filed on November 15, 2016.
​ 10.17​​Back-to-Back Loan Agreement between the registrant, as Borrower, and NLKW Holding, LLC, as Lender, dated as of November 14, 2016 – incorporated by reference to Exhibit 10.3 to the Current Report on Form 8-K of the Registrant dated November 14, 2016 and filed on November 15, 2016.
​ 10.17.1​​First Amendment to Back-to-Back Loan Agreement between NL Industries, Inc., as Borrower, and NLKW Holding, LLC, as Lender, dated as of November 9, 2022 – incorporated by reference to Exhibit 10.2 to the Current Report on Form 8-K of the Registrant dated November 9, 2022.
​ 10.18​​Back-to-Back Pledge and Security Agreement made by and between the registrant in favor of Valhi, Inc., dated as of November 14, 2016 – incorporated by reference to Exhibit 10.4 to the Current Report on Form 8-K of the Registrant dated November 14, 2016 and filed on November 15, 2016.
​ 10.19​​Indenture, dated as of September 13, 2017, among Kronos International, Inc., the guarantors named therein, and Deutsche Bank Trust Company Americas, as trustee, collateral agent, paying agent, transfer agent and registrar – incorporated by reference to Exhibit 4.1 to the Current Report on Form 8-K of Kronos Worldwide, Inc. dated September 13, 2017 and filed on September 13, 2017.
​ 10.19.1​​Supplemental Indenture No. 1, dated as of February 12, 2024, among Kronos International, Inc., the guarantors named therein, and Deutsche Bank Trust Company Americas, as trustee, collateral agent, paying agent, transfer agent and registrar – incorporated by reference to Exhibit 4.1 to Kronos Worldwide Inc.’s Current Report on Form 8-K filed on February 12, 2024.
​ 10.19.2​​Supplemental Indenture No. 2, dated as of August 8, 2024, among Louisiana Pigment Company, L.P. and Kronos LPC, LLC (as new guarantors under the Indenture dated as of September 13, 2017, as amended), Kronos International, Inc., and Deutsche Bank Trust Company Americas, as trustee, collateral agent, paying agent, transfer agent and registrar – incorporated by reference to Exhibit 10.1 to the Registrant’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2024.
​ 10.20​​Indenture, dated as of February 12, 2024, among Kronos International, Inc., the guarantors named therein, and Deutsche Bank Trust Company Americas, as trustee, collateral agent, paying agent, transfer agent and registrar – incorporated by reference to Exhibit 4.2 to Kronos Worldwide Inc.’s Current Report on Form 8-K filed on February 12, 2024.
​10.20.1​​First Supplemental Indenture dated as of July 30, 2024, by and among Kronos International, Inc., the guarantors named therein, and Deutsche Bank Trust Company Americas, as trustee, collateral agent, paying agent, transfer agent and registrar – incorporated by reference to Exhibit 10.1 to Kronos Worldwide, Inc.’s Current Report on Form 8-K filed on July 30, 2024.
​ 10.20.2​​Second Supplemental Indenture dated as of August 8, 2024, among Louisiana Pigment Company, L.P. and Kronos LPC, LLC (as new guarantors under the Indenture dated as of February 12, 2024, as amended), Kronos International, Inc., and Deutsche Bank Trust Company Americas, as trustee, collateral agent, paying agent, transfer agent and registrar – incorporated by reference to Exhibit 10.2 to the Registrant’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2024.
​ 10.21​​Pledge Agreement, dated as of September 13, 2017, among Kronos International, Inc., the guarantors named therein and Deutsche Bank Trust Company Americas, as collateral agent – incorporated by reference to Exhibit 4.2 to the Current Report on Form 8-K of Kronos Worldwide, Inc. dated September 13, 2017 and filed on September 13, 2017.

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​​​​
Item No.Exhibit Index​
​10.21.1​​Additional Notes Priority Joinder Agreement dated February 12, 2024, executed by Deutsche Bank Trust Company Americas, as trustee and collateral agent for the holders of Kronos International, Inc.’s 9.50% Senior Secured Notes due 2029 and as existing agent under the Pledge Agreement dated September 13, 2017 entered into in connection with Kronos International Inc.’s 3.75% Senior Secured Notes due 2025 – incorporated by reference to Exhibit 4.4 to Kronos Worldwide Inc.’s Current Report on Form 8-K filed on February 12, 2024.
​ 10.21.2​​Additional Notes Priority Joinder Agreement dated July 30, 2024, executed by Deutsche Bank Trust Company Americas, as trustee and collateral agent. – incorporated by reference to Exhibit 10.2 to Kronos Worldwide, Inc.’s Current Report on Form 8-K filed July 30, 2024.
​ 10.21.3​​Joinder No. 1 dated as of August 8, 2024, to the Pledge Agreement dated as of September 13, 2017, joining Louisiana Pigment Company, L.P. and Kronos LPC, LLC to the Pledge Agreement – incorporated by reference to Exhibit 10.3 to the Registrant’s Quarterly Report on form 10-Q for the quarter ended September 30, 2024.
​ 10.21.4​​Pledge Amendment dated as of August 8, 2024, to the Pledge Agreement dated as of September 13, 2017, executed by Kronos Louisiana, Inc. and Kronos LPC, LLC regarding additional pledged securities – incorporated by reference to Exhibit 10.4 to the Registrant’s Quarterly Report on form 10-Q for the quarter ended September 30, 2024.
​ 10.22​​Credit Agreement dated as of April 20, 2021 by and among Kronos Worldwide, Inc., Kronos Louisiana, Inc., Kronos (US), Inc., Kronos Canada, Inc., Kronos Europe NV, Kronos Titan GmbH and Wells Fargo Bank, National Association as administrative agent and lender – incorporated by reference to Exhibit 10.1 to the Registrant’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2021.
​ 10.22.1​​First Amendment to Credit Agreement dated May 8, 2023, among Kronos Worldwide, Inc., Kronos Louisiana, Inc., Kronos (US), Inc., Kronos Canada, Inc., Kronos Europe NV, Kronos Titan GmgH, Wells Fargo Bank, National Association, as administrative agent, and the lenders a party thereto – incorporated by reference to Exhibit 10.1 of Kronos Worldwide, Inc.’s Current Report on Form 8-K filed with the U.S. Securities and Exchange Commission on May 9, 2023.
​ 10.22.2​​Second Amendment to Credit Agreement dated July 17, 2024 among Kronos Worldwide, Inc., Kronos Louisiana, Inc., Kronos (US), Inc., Kronos Canada, Inc., Kronos Europe NV, Kronos Titan GmbH, Wells Fargo Bank, National Association as administrative agent and the lenders a party thereto – incorporated by reference to Exhibit 10.2 to Kronos Worldwide, Inc.’s Current Report on Form 8-K filed July 17, 2024.
​ 10.22.3​​Third Amendment to Credit Agreement dated December 19, 2024 among Kronos Worldwide, Inc., Kronos Louisiana, Inc., Kronos (US), Inc., Kronos Canada, Inc., Kronos Europe NV, Kronos Titan GmbH, Wells Fargo Bank, National Association, as administrative agent, and the lenders a party thereto – incorporated by reference to Exhibit 10.1 to Kronos Worldwide’s Current Report on Form 8-K filed on December 19, 2024.
​ 10.23​​Guaranty and Security Agreement dated as of April 20, 2021, by and among Kronos Worldwide, Inc., Kronos Louisiana, Inc., Kronos (US), Inc., Kronos Canada, Inc., Kronos International, Inc. and Wells Fargo Bank, National Association as administrative agent and lender – incorporated by reference to Exhibit 10.2 to the Registrant’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2021.

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​​​​
Item No.Exhibit Index​
​ 10.23.1​​First Amendment to Guaranty and Security Agreement, entered into as of July 17, 2024, by and among Kronos Worldwide, Inc., Kronos Louisiana, Inc., Kronos (US), Inc., Kronos International, Inc. and Wells Fargo Bank, National Association as administrative agent and lender, amending Guaranty and Security Agreement dated as of April 20, 2021 – incorporated by reference to Exhibit 10.5 to the Registrant’s Quarterly Report on form 10-Q for the quarter ended September 30, 2024.
​ 10.23.2​​Joinder No. 1 dated as of August 7, 2024, joining Louisiana Pigment Company, L.P. and Kronos LPC, LLC to the Guaranty and Security Agreement dated as of April 20, 2021, as amended – incorporated by reference to Exhibit 10.6 to the Registrant’s Quarterly Report on form 10-Q for the quarter ended September 30, 2024.
​ 10.24​​Unsecured Subordinated Term Promissory Note dated February 12, 2024 in the principal amount of $53,705,000 executed by Kronos Worldwide, Inc. and the guarantors named therein and payable to the order of Contran Corporation – incorporated by reference to Exhibit 4.5 to Kronos Worldwide Inc.’s Current Report on Form 8-K filed on February 12, 2024.
​ 10.24.1​​First Amendment to Unsecured Subordinated Term Promissory Note dated February 12, 2024, executed by Kronos Worldwide, Inc. and Contran Corporation as of August 7, 2024 – incorporated by reference to Exhibit 10.5 to the Registrant’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2024.
​ 10.25​​Purchase and Sale Agreement dated July 16, 2024 by and between Kronos Louisiana, Inc., Kronos Worldwide, Inc., Venator Investments, Ltd. and Venator Materials PLC – incorporated by reference to Exhibit 10.1 to Kronos Worldwide, Inc.’s Current Report on Form 8-K filed July 17, 2024.
​ 10.25.1​​Amendment to Purchase and Sale Agreement dated August 13, 2024, by and between Kronos Louisiana, Inc., Kronos Worldwide, Inc., Venator Investments, Ltd., Venator Materials PLC. and Louisiana Pigment Company, L.P, amending Purchase Agreement dated as of July 16, 2024 – incorporated by reference to Exhibit 10.7 to the Registrant’s Quarterly Report on form 10-Q for the quarter ended September 30, 2024.
​ 10.26 **​​Consent Decree effective February 10, 2025, among NL Industries, Inc., the United States of America (on behalf of several agencies) and certain other plaintiff parties and defendant parties, relating to the Raritan Bay Slag Superfund Site.
​ 19.1 **​​NL Industries, Inc. Insider Trading Policy.
​ 21.1 **​Subsidiaries of the Registrant
​ 23.1 **​Consent of PricewaterhouseCoopers LLP with respect to NL’s consolidated financial statements.
​ 23.2 **​Consent of PricewaterhouseCoopers LLP with respect to Kronos’ consolidated financial statements.
​ 31.1 **​Certification
​ 31.2 **​Certification
​ 32.1 **​​Certification
​ 97*​​Policy for the Recovery of Erroneously Awarded Compensation – incorporated by reference to the Registrant’s Annual Report on Form 10-K for the year ended December 31, 2023.
​ 99.1​​Consolidated Financial Statements of Kronos Worldwide, Inc. – incorporated by reference to Kronos’ Annual Report on Form 10-K for the year ended December 31, 2024.

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​​​​
Item No.Exhibit Index​
​101.INS**​Inline XBRL Instance – the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document
​101.SCH**​Inline XBRL Taxonomy Extension Schema
​101.CAL**​Inline XBRL Taxonomy Extension Calculation Linkbase
​101.DEF**​Inline XBRL Taxonomy Extension Definition Linkbase
​101.LAB**​Inline XBRL Taxonomy Extension Label Linkbase
​101.PRE**​Inline XBRL Taxonomy Extension Presentation Linkbase
​104​Cover page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)
*Management contract, compensatory plan or arrangement.
**Filed herewith

(P)Paper exhibits

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SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

​​​
​NL Industries, Inc.
​(Registrant)
​​
​By:/s/Courtney J. Riley
​​Courtney J. Riley, March 6, 2025
​​(President and Chief Executive Officer)

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated:

​​​
/s/ Loretta J. Feehan/s/ John E. Harper
Loretta J. Feehan, March 6, 2025John E. Harper, March 6, 2025
(Chair of the Board (non-executive))(Director)
​​​
/s/ Michael S. Simmons/s/ Meredith W. Mendes
Michael S. Simmons, March 6, 2025Meredith W. Mendes, March 6, 2025
(Vice Chairman and Director)(Director)
​​​
/s/ Amy Allbach Samford​/s/ Kevin B. Kramer
Amy Allbach Samford, March 6, 2025​Kevin B. Kramer, March 6, 2025
(Executive Vice President and Chief Financial Officer, Principal Financial Officer)​(Director)
​​​
/s/ Amy E. Ruf/s/ Cecil H. Moore, Jr.
Amy E. Ruf, March 6, 2025Cecil H. Moore, Jr., March 6, 2025
(Vice President and Controller,Principal Accounting Officer)(Director)
​​​

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NL INDUSTRIES, INC.

Annual Report on Form 10-K

Items 8, 15(a) and 15(c)

Index of Financial Statements

​​​
Financial StatementsPage
​​​
Report of Independent Registered Public Accounting Firm (PCAOB ID 238)​F-2
​​​
Consolidated Balance Sheets – December 31, 2023 and 2024​F-4
​​​
Consolidated Statements of Operations – Years ended December 31, 2022, 2023 and 2024​F-6
​​​
Consolidated Statements of Comprehensive Income – Years ended December 31, 2022, 2023 and 2024​F-7
​​​
Consolidated Statements of Stockholders’ Equity – Years ended December 31, 2022, 2023 and 2024​F-8
​​​
Consolidated Statements of Cash Flows – Years ended December 31, 2022, 2023 and 2024​F-9
​​​
Notes to Consolidated Financial Statements​F-11

All financial statement schedules have been omitted either because they are not applicable or required, or the information that would be required to be included is disclosed in the Notes to the Consolidated Financial Statements.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.