Ecovyst Inc. 8-K

What Happened
Ecovyst Inc. (ECVT) filed an 8-K on May 21, 2026 reporting the results of its May 20, 2026 Annual Meeting of Stockholders. There were 109,450,306 shares outstanding on the record date and 100,214,085 shares represented at the meeting. All five Class I director nominees were elected, stockholders approved the advisory "say-on-pay" vote, and PricewaterhouseCoopers LLP (PwC) was ratified as the company’s independent registered public accounting firm for fiscal 2026.

Key Details

• Record date/outstanding shares: 109,450,306; shares represented at meeting: 100,214,085.
• Directors elected (votes For / Withheld / broker non-votes):
  • Bryan K. Brown: 93,378,205 For; 601,455 Withheld; 6,234,425 broker non-votes.
  • Kurt J. Bitting: 93,335,714 For; 643,946 Withheld; 6,234,425 broker non-votes.
  • David A. Bradley: 93,243,708 For; 735,952 Withheld; 6,234,425 broker non-votes.
  • Kevin M. Fogarty: 93,389,655 For; 590,005 Withheld; 6,234,425 broker non-votes.
  • Patti A. Humble: 93,493,882 For; 485,778 Withheld; 6,234,425 broker non-votes.
• Say-on-pay (advisory): 93,076,499 For; 870,548 Against; 32,613 Abstain; 6,234,425 broker non-votes.
• Auditor ratification: PwC ratified with 100,146,577 For; 61,486 Against; 6,022 Abstain (no broker non-votes on this routine matter).

Why It Matters

• Board continuity: Investors can expect the current Class I director slate to continue overseeing strategy and governance after strong support for each nominee.
• Executive compensation: The advisory say-on-pay passed by a large majority, signaling general shareholder support for the company's named executive officer pay practices (note: advisory, non-binding).
• Audit oversight: Ratification of PwC confirms continuity in external audit coverage for fiscal 2026, which is relevant for financial reporting consistency and investor confidence.

Filed pursuant to SEC Form 8-K and signed by Joseph S. Koscinski (VP, Chief Administrative Officer, General Counsel and Secretary) on May 21, 2026.