ATI President and CEO Kimberly A. Fields Elected Board Chair

Rhea-AI Summary

ATI (NYSE: ATI) announced that Kimberly A. Fields, currently CEO and president, was elected Board Chair, effective May 14, 2026, at the Annual Meeting of Shareholders. Robert S. Wetherbee will retire as Executive Chair and as a board member on that date.

Fields has served as CEO since July 1, 2024, and as a director since February 2024. The release notes > 70% of ATI's revenues now derive from aerospace and defense and highlights the board's view that combining CEO and chair promotes unified leadership and continuity for ATI's growth strategy.

Positive

• Board endorses unified leadership by combining CEO and chair roles
• Kim Fields served as CEO since July 1, 2024
• More than 70% of revenues now from aerospace and defense

Negative

• Consolidation of CEO and chair increases governance concentration risk
• Retirement of Executive Chair removes an experienced board member

News Market Reaction

-0.58%

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-0.58% News Effect

On the day this news was published, ATI declined 0.58%, reflecting a mild negative market reaction.

Data tracked by StockTitan Argus on the day of publication.

Robert S. Wetherbee to retire as Executive Chair and Board member

DALLAS, Nov. 18, 2025 /PRNewswire/ -- ATI Inc. (NYSE: ATI) announced that the Board of Directors has elected Kimberly A. Fields to become Board Chair of ATI, in addition to her roles as Chief Executive Officer and President. This appointment becomes effective May 14, 2026, at ATI's Annual Meeting of Shareholders. At that time, Robert S. Wetherbee will retire as Executive Chair and as a member of ATI's Board.

Fields has served as Chief Executive Officer since July 1, 2024, following a series of senior leadership roles, including both President and Chief Operating Officer, since 2019. She has been a director on the Company's Board since February 2024.

"With Kim as CEO, ATI has grown as an aerospace and defense powerhouse," said Wetherbee. "More than 70% of the company's revenues now come from these core markets. She's driving alignment across the businesses and strengthening operational advantages, increasing capacity and capabilities for the differentiated materials customers value most as the team expands customer partnerships.

"Kim is accelerating ATI's growth and value creation, with the team aligned to deliver," said Wetherbee.

"Combining the roles of CEO and Chair promotes unified leadership and direction for the Company," said Lead Independent Director Brett Harvey. "This move sharpens our leadership team's focus and ability to accelerate ATI's strategy of high performance and differentiation. The Board is confident ATI will grow shareholder value under Kim's leadership."

"I'm honored by the confidence the Board has placed in me," said Fields. "ATI is executing on a clear strategy and accelerating our leadership in aerospace and defense. By delivering the differentiated materials that enable our customers' extraordinary performance, we're driving sustainable growth and creating long-term value for our shareholders. I look forward to building on our momentum as we shape ATI's next chapter of growth and innovation.

"I also want to thank Bob for his exceptional leadership and partnership. Our team is strong, aligned, and ready to continue performing at the highest level."

Wetherbee has served as Executive Chairman since July 1, 2024, when he retired as ATI's CEO, a role he'd held since 2019. Under Wetherbee's leadership, ATI transformed to become an aerospace and defense leader, growing share and creating value for customers and shareholders.

"On behalf of the board and our shareholders, we thank Bob for all he's done, especially his focus on developing talent across the entire leadership team to ensure a smooth succession," said Brett Harvey, Lead Independent Director.

ATI: Proven to Perform
ATI (NYSE: ATI) is a producer of high-performance materials and solutions for the global aerospace and defense markets, and critical applications in electronics, medical and specialty energy. We're solving the world's most difficult challenges through materials science. We partner with our customers to deliver extraordinary materials that enable their greatest achievements: their products fly higher and faster, burn hotter, dive deeper, stand stronger and last longer. Our proprietary process technologies, unique customer partnerships and commitment to innovation deliver materials and solutions for today and the evermore challenging environments of tomorrow. We are proven to perform anywhere. Learn more at ATImaterials.com.

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SOURCE ATI

FAQ

When does Kimberly A. Fields become Board Chair of ATI (NYSE: ATI)?

Fields' appointment as Board Chair is effective May 14, 2026, at ATI's Annual Meeting of Shareholders.

Who is retiring from ATI's board on May 14, 2026?

Robert S. Wetherbee will retire as Executive Chair and as a member of ATI's Board on that date.

How long has Kimberly Fields served as ATI CEO before becoming Board Chair?

Fields has served as ATI CEO since July 1, 2024.

What portion of ATI's revenue comes from aerospace and defense as stated in the announcement?

The announcement states that more than 70% of ATI's revenues now come from aerospace and defense markets.

Why did ATI combine the CEO and chair roles according to the board?

The board said combining the roles promotes unified leadership and sharper focus to accelerate ATI's strategy and growth.

Will Robert Wetherbee remain on ATI's board after the Annual Meeting?

No; Wetherbee will retire as Executive Chair and as a board member effective at the Annual Meeting on May 14, 2026.