Kronos Worldwide 2016 ANNUAL REPORT

Kronos Worldwide 2016 ANNUAL REPORT

KRONOS WORLDWIDE, INC. CORPORATE AND OTHER INFORMATION Board of Directors Keith R. Coogan (a)(b) Private Investor Loretta J. Feehan Financial Consultant Robert D. Graham Chairman, President and Chief Executive Officer John E. Harper (a) Private Investor C. H. Moore, Jr. (a) Retired Partner KPMG LLP Gen. Thomas P. Stafford (ret.) (a)(b) United States Air Force (retired) Dr. R. Gerald Turner (a)(b) President Southern Methodist University Dr. C. Kern Wildenthal (a)(b) Consultant Board Committees (a) Audit Committee (b) Management Development and Compensation Committee Annual Meeting The 2017 Annual Meeting of Stockholders will be held at the office of the Company, Three Lincoln Centre, 5430 LBJ Freeway, Suite 1700, Dallas, Texas 75240-2697, on the date and time as set forth in the notice of the meeting, proxy statement and form of proxy that will be mailed to stockholders in advance of the meeting. Stock Exchange Kronos common shares are listed on the New York Stock Exchange under the symbol KRO. Corporate and Operating Management Robert D. Graham Chairman, President and Chief Executive Officer James M. Buch Chief Operating Officer Benjamin R. Corona President, Global Sales Management Gregory M. Swalwell Executive Vice President and Chief Financial Officer Kelly D. Luttmer Executive Vice President and Chief Tax Officer Brian W. Christian Executive Vice President Andrew B. Nace Executive Vice President Clarence B. Brown, III Vice President, General Counsel and Assistant Secretary Steve S. Eaton Vice President and Director of Internal Control Over Financial Reporting Tim C. Hafer Vice President and Controller Janet G. Keckeisen Vice President, Corporate Strategy and Investor Relations Patricia A. Kropp Vice President, Director of Global Human Resources A. Andrew R. Louis Vice President, Secretary and Associate General Counsel H. Joseph Maas President, Marketing Development and Communication Courtney J. Riley Vice President, Environmental Affairs John A. Sunny Vice President and Chief Technology Officer John A. St. Wrba Vice President and Treasurer Product Information Information about our products and services is available online or by contacting: Kronos Worldwide, Inc. 5 Cedar Brook, Drive Cranbury, NJ. 08512 Phone: (609) 860-6200 Customer Service: 1-800-866-5600. Email: kronos.marketing@kronosww.com Transfer Agent Computershare acts as transfer agent, registrar and dividend paying agent for the Company s common stock. Communications regarding stockholder accounts, dividends and change of address should be directed to: Computershare Trust Company, N.A. P.O. Box 30170 College Station, Texas 77842-3170 Telephone: (877) 373-6374 Internet address: http://www.computershare.com/investor Visit us on the Web http://www.kronostio2.com Form 10-K Report The Company s Annual Report on Form 10-K for the year ended December 31, 2016, as filed with the Securities and Exchange Commission is printed as part of this Annual Report. Additional copies are available without charge upon written request to: Janet G. Keckeisen Vice President, Investor Relations Kronos Worldwide, Inc. Three Lincoln Centre 5430 LBJ Freeway, Suite 1700 Dallas, Texas 75240-2697

$250 $200 $150 $100 $50 $0 12/31/11 12/31/12 12/31/13 12/31/14 12/31/15 12/31/16 Kronos Common Stock S&P 500 Composite Stock S&P 500 Diversified Chemicals

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KRONOS WORLDWIDE, INC. AND SUBSIDIARIES CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY Years ended December 31, 2014, 2015 and 2016 (In millions) 935.1 Accumulated Additional Retained other Common paid-in earnings comprehensive stock capital (deficit) loss Total Balance at December 31, 2013 $ 1.2 $ 1,398.5 $ (312.6) $ (152.0) $ Net income - - 99.2-99.2 Other comprehensive loss, net of tax - - - (183.8) (183.8) Issuance of common stock -.1 - -.1 Dividends paid - $.60 per share - - (69.5) - (69.5) Balance at December 31, 2014 1.2 1,398.6 (282.9) (335.8) 781.1 Net loss - - (173.6) - (173.6) Other comprehensive loss, net of tax - - - (76.2) (76.2) Issuance of common stock -.1 - -.1 Dividends paid - $.60 per share - - (69.5) - (69.5) Balance at December 31, 2015 1.2 1,398.7 (526.0) (412.0) 461.9 Net income - - 43.3-43.3 Other comprehensive income, net of tax - - - (40.8) (40.8) Issuance of common stock -.1 - -.1 Dividends paid - $.60 per share - - (69.5) - (69.5) Balance at December 31, 2016 $ 1.2 $ 1,398.8 $ (552.2) $ (452.8) $ 395.0 See accompanying notes to consolidated financial statements. F-7

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Kronos Worldwide, Inc. Three Lincoln Centre 5430 LBJ Freeway, Suite 1700 Dallas, TX 75240-2697 (972) 233-1700