Company: KRO
Filing Date: 2025-03-25
Form Type: DEF 14A
Source: 0001257640-25-000009
Chunk: 0

Company: KRONOS WORLDWIDE INC
Filing Date: 2025-03-25
Form: DEF 14A
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

| ​                                           | ​ |
| Filed by Registrant:                        | ⌧ |
| Filed by a Party other than the Registrant: | ◻ |

Check the appropriate box: ◻Preliminary Proxy Statement

| ◻ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |

⌧Definitive Proxy Statement

| ◻ | Definitive Additional Materials |

| ◻ | Soliciting Material Pursuant to § 240.14a-12 |

Kronos Worldwide, Inc. (Name of Registrant as Specified in Its Charter) (Name of Person(s) Filing Proxy Statement, if other than the Registrant) Payment of Filing Fee (Check the appropriate box):

| ⌧ | No fee required.                                                                                     |
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| ◻ | Fee paid previously with preliminary materials.                                                      |
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| ◻ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11. |

| ​ | ​BJ Freeway, Suite 1700-2620​​ | ​ |
| ​ |                                | ​ |

March 25, 2025 To Our Stockholders: You are cordially invited to attend the 2025 annual meeting of stockholders of Kronos Worldwide, Inc., which will be held on Wednesday, May 14, 2025, at 10:00 a.m., local time, at Three Lincoln Centre Conference Center, 5430 LBJ Freeway, Suite 350, Dallas, Texas 75240-2620. The matters to be acted upon at the meeting are described in the attached notice of annual meeting of stockholders and proxy statement. Whether or not you plan to attend the meeting, please cast your vote as instructed on your notice of internet availability of proxy materials or, if you have requested a paper copy, on the proxy card or voting instruction form, as promptly as possible to ensure that your shares are represented and voted in accordance with your wishes. Your vote, whether given by proxy or in person at the meeting, will be held in confidence by the inspector of election as provided in our by