Calumet, Inc. /DE 8-K

What Happened Calumet, Inc. announced that director Jennifer G. Straumins notified the Board on March 23, 2026 that she will not stand for re-election and will retire at the end of her current term, which expires at the Company’s 2026 Annual Meeting of Stockholders. The company filed a Form 8-K on March 25, 2026 and issued a press release the same day confirming the announcement. The filing states her decision is not the result of any disagreement with the company’s operations, policies, or practices.

Key Details

• Notification date: March 23, 2026; Form 8-K and press release dated March 25, 2026.
• Effective timing: Retirement at the end of her term following the 2026 Annual Meeting of Stockholders.
• Reason given: Not standing for re-election and retiring; explicitly not due to any disagreement with the company.
• Disclosure: Press release furnished as Exhibit 99.1 to the Form 8-K; report signed by CFO David Lunin.

Why It Matters A board member’s retirement affects Calumet’s governance and may lead to a board nomination or reshuffle ahead of the 2026 Annual Meeting. The filing contains no financial disclosures or operational concerns and emphasizes an orderly transition (no disagreement cited). Investors should watch for subsequent company announcements about any nominee or changes to board composition in proxy materials or future filings.