Southwest Gas Holdings, Inc. 8-K

What Happened
Southwest Gas Holdings, Inc. announced that on February 6, 2026 director Anne L. Mariucci notified the company she will not stand for re-election and will retire from the Board at the conclusion of the 2026 Annual Meeting. Ms. Mariucci has served nearly 20 years on the Board and has been Chair of the Strategic Transactions Committee. The company reported there are no disagreements with Ms. Mariucci regarding the company’s operations, policies or practices.

Key Details

• Filing: Form 8-K filed February 11, 2026 (items 5.02 and 7.01).
• Notice date: Ms. Mariucci notified the company on February 6, 2026.
• Tenure and role: Nearly 20 years as a director; served as Chair of the Strategic Transactions Committee.
• Company statement: No disagreements with Ms. Mariucci, including regarding accounting or practices; no successor named in the filing.

Why It Matters
A long-tenured director and committee chair retiring is a noteworthy governance change for investors: it creates an upcoming Board vacancy and may prompt a director nomination or committee reassignments. The filing’s statement of no disagreements and the orderly, announced retirement suggest this is a planned transition rather than a dispute, which reduces immediate governance risk. Investors should watch for the company’s announcement of a replacement or changes to committee leadership ahead of or following the 2026 Annual Meeting.