COMPASS MINERALS INTERNATIONAL INC

Information concerning mine safety violations or other regulatory matters required by Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K is incorporated by reference to Exhibit 95 to this report.

Information about our Executive Officers

Below is information about each person who was or is an executive officer as of September 30, 2024, and as of the date of the filing of this report. The table sets forth each person’s name, position and age as of the date of the filing of this report.

Edward C. Dowling Jr., President and Chief Executive Officer and Director, joined Compass Minerals as president and chief executive officer (CEO) in January 2024. He continues to serve on the company’s board of directors, as he has since March 2022. Mr. Dowling has more than 30 years of leadership experience and international mining expertise. Prior to joining Compass Minerals, Mr. Dowling served as the president, CEO and member of the board of directors of SSR Mining Inc. (f/k/a Alacer Gold Corp.), a publicly traded hard rock mining company (2008-2012), and was chair of the board (2013-2020). Previously, he was president and CEO of Meridian Gold Inc. (2006-2007), executive director for mining and exploration at De Beers S.A. (2004-2006) and executive vice president for operations at Cleveland-Cliffs Inc. (1998-2004). Additionally, he formerly served as chair of the board of PJSC Polyus and of Copper Mountain Mining Corporation. Mr. Dowling currently serves on the board of directors of Teck Resources Ltd.

Jeffrey Cathey, Chief Financial Officer, joined Compass Minerals in December 2023 as chief accounting officer. In June 2024, he was named chief financial officer and is responsible for all aspects of financial management, including accounting, reporting, tax, internal audit, treasury, financial planning and analysis, and investor relations. Mr. Cathey brings over 15 years of financial leadership experience in public and private companies to his new role. Before joining Compass Minerals, he spent 10 years in positions of growing responsibility at Crestwood Equity Partners LP. Previously, he held roles at Shamrock Trading Corporation and Ernst & Young LLP.

Mary L. Frontczak, Chief Legal and Administrative Officer and Corporate Secretary, joined Compass Minerals in November 2019 and assumed her current position in February 2020. Prior to her current role, she served as the Company’s chief legal officer and corporate secretary. Before joining Compass Minerals, Ms. Frontczak had served as senior vice president

and general counsel of POET LLC, an ethanol and other biorefined products producer, since 2017. Prior to POET, she headed the legal department at Bunge North America, an agribusiness and food ingredient company, from 2015 to 2017 and held roles of increasing responsibility at Peabody Energy Corporation, the world’s largest private sector coal company, from 2005 to 2015 and The May Department Store Company from 1996 to 2005. Her experience also includes five years in private practice.

Jenny Hood, Chief Supply Chain Officer, joined Compass Minerals in September 2019 as vice president, supply chain. In August 2023, she was named head of fire retardants. Ms. Hood was appointed chief supply chain officer in January 2024 and is responsible for leading all commercial and innovation activities for our long-term Fire Retardant business. She also provides oversight of our global supply chain function, including the customer experience, integrated business planning, logistics and procurement teams. Prior to joining Compass Minerals, Ms. Hood was vice president of transportation at Contura Energy (2018-2019) and vice president of marketing and logistics at Bowie Resource Partners (2014-2018). Early in her career, she worked in positions of increasing responsibility within supply chain and logistics at Alpha Natural Resources (2011-2014) and Massey Energy Company (2005-2011).

Ben Nichols, Chief Sales Officer, joined Compass Minerals in November 2004 as sales and marketing analyst and held positions of increasing responsibility until his promotion in March 2018, to vice president, salt, consumer and industrial. In January 2020, he was named vice president, plant nutrition. He has been serving as vice president, commercial, since May 2021. Mr. Nichols was appointed chief sales officer in January 2024 to oversee the sales, product management and marketing functions for the Salt and Plant Nutrition businesses.

PART II

ITEM 5. MARKET FOR THE REGISTRANT’S COMMON EQUITY, RELATED STOCKHOLDER MATTERS AND ISSUER PURCHASES OF EQUITY SECURITIES

CUMULATIVE TOTAL STOCK RETURN

The following Stockholder Performance Graph compares the cumulative total return on the Company’s common stock with the Russell 2000 Index and a peer group index with companies with market capitalization from $1 billion to $3 billion. The performance graph below uses a market capitalization index because the Company does not believe it has a reasonable line-of-business peer group. The graph assumes that the value of the investment in common stock and each index was $100 on December 31, 2019 and that all dividends were reinvested. Peer group indices use beginning of period market capitalization weighting.

The share price performance shown on the graph is not necessarily indicative of future price performance. Information used in the graph was prepared by Zacks Investment Research, Inc. Used with permission. All rights reserved. Copyright 1980–2024. Index Data: Copyright Russell Investments. Used with permission. All rights reserved. The performance graph above is furnished and not filed for purposes of the Securities Act and the Exchange Act. The performance graph is not soliciting material subject to Regulation 14A.

COMMON STOCK DATA

Our common stock, $0.01 par value, trades on the New York Stock Exchange under the symbol CMP.

HOLDERS

On December 11, 2024, the number of holders of record of our common stock was 251.

DIVIDEND POLICY

We paid dividends for the first and second quarters of fiscal 2024. On April 22, 2024, the Board of Directors determined not to declare dividends for the foreseeable future in order to align our capital allocation priorities with our corporate focus on accelerating cash flow generation and debt reduction. The payment of any future dividends will be at the discretion of the Board of Directors and will depend on our financial condition, results of operations, capital requirements, and any other factors deemed relevant by the Board of Directors.