Compass Minerals adds 4 directors, expands board to 12, creates CAT committee

COMPASS MINERALS INTERNATIONAL INC

Appointed Russell Ball (Mining), Denise Merle (Weyerhaeuser), Mark Roberts (ex-Morton Salt CEO), David Safran (Innovative Surface Solutions) to board, effective Dec 18, 2025.
Ball will chair Audit Committee after 2026 annual meeting; Roberts will chair EHS&S Committee; Safran not independent due to $3.17M in prior salt-treatment purchases.
Board expanded from 8 to 12; Koch-appointed directors Vance Holtzman and Shane Wagnon not standing for reelection at 2026 annual meeting; Lori Walker also departing.
Chair Joe Reece to stand for reelection in 2026, then transition off board; board expected to shrink to 8 by 2027 annual meeting.
Created new Capital Allocation and Technical Committee to support back-to-basics strategy on core Salt and Plant Nutrition businesses.

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