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AI brief of an SEC Form 8-K · Southwest Gas (SWX)

Southwest Gas Holdings CEO Karen Haller to resign; Justin Lee Brown named successor

Neutral Impact 4 of 5 leadership Written later

Southwest Gas Holdings said CEO and President Karen S. Haller will resign effective May 8, 2026, and will stay on as an employee and advisor through December 31, 2026. The board appointed Justin Lee Brown as President and CEO effective the same date, and he is nominated for the board at the 2026 annual meeting. The filing states Ms. Haller's resignation was not the result of any disagreement with the companies on operations, policies or practices.

Key points

  • Karen S. Haller resigns as President, CEO and director of Southwest Gas Holdings, effective May 8, 2026; director role ends at the 2026 annual meeting on May 7, 2026
  • Justin Lee Brown appointed President and CEO of Southwest Gas Holdings and CEO of Southwest Gas Corporation, effective May 8, 2026
  • Brown's compensation: $900,000 base salary, 110% target cash incentive, $3.1 million one-time PSU award, and 330% target long-term incentive beginning in 2027
  • Haller will receive a monthly salary of $95,000 while serving as an advisor through December 31, 2026

The filing

CompanySouthwest Gas (SWX)
Form8-K, current report
Filed with the SECFeb 25, 2026, 4:07 PM ET
Accession number0001193125-26-071537

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI (Anthropic Claude, claude-haiku-5-5) on Nov 8, 2026, 12:57 AM ET, from the text of the filing and its press-release exhibits only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on February 25, 2026.

Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.