ASTEC INDUSTRIES INC

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1 Astec Industries, Inc. | Notice of Annual Meeting and Proxy Statement 2026

PROXY STATEMENT

SUMMARY

We are providing these materials in connection with the 2026 Annual Meeting of Shareholders (the “2026 Annual Meeting,” or the “Annual Meeting”) of Astec Industries, Inc. This summary highlights information contained elsewhere in this Proxy Statement. This summary does not contain all of the information that you should consider. Please read the entire Proxy Statement carefully before voting as it contains important information about matters upon which you are being asked to vote.

2026 Annual Meeting of Shareholders

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Agenda and Voting Recommendations

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Board of Director Nominees

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The following table provides summary information about each director nominee. Each director nominee is standing for election for a three-year term or until their successor is duly elected and qualified. All director nominees are current directors.

Corporate Governance Highlights

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Strong corporate leadership of the highest ethics and integrity has long been a major focus of the Company’s Board and management. All of our directors other than Mr. van der Merwe, our CEO, are independent directors under Nasdaq Rules and our Corporate Governance Guidelines. We have an independent Board chair and all of our independent directors meet in executive session at least four times a year after each quarterly board meeting.

Additional details about our approach to corporate governance are described below in “Corporate Governance, the Board and its Committees.”

Environmental and Social Responsibility Highlights

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For years we have created products and acted in a way that is socially responsible. Our product development process also includes checks for energy efficiency and environmental impact in early stages of each project. Additional details about our commitment to environmental and social responsibility can be found below in “Commitment to Environmental and Social Responsibilities.”

2 Astec Industries, Inc. | Notice of Annual Meeting and Proxy Statement 2026

Shareholder Engagement Highlights

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The Company oversees a rigorous, deliberate and comprehensive shareholder engagement process that builds better lines of communication between investors and management. In calendar year 2025, we participated in seven investor conferences and non-deal roadshows and conducted 104 one-on-one meetings with investors and research analysts.

Additional details about our shareholder engagement process and year-round engagement cycle can be found below in “Shareholder Engagement.”