C/O SOUTHWEST GAS CORPORATION, LAS VEGAS, NV
Shareholder votes
Earnings Release
Annual Report to Security Holders
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
Reports Fourth Quarter and Full-Year 2025 Financial Results
Termination of Cooperation Agreement with Icahn Group
Material disclosure
Audit Committee Concludes Financial Statements No Longer Reliable
Q1
FY 2024
Q3
Q2
FY 2023
Notice of Suspension of Duty to File Reports
Prospectus filed pursuant to Rule 424(b)(5)
Registration Statement for Securities to be Offered to Employees
S-3ASR
Certificate
Registration of Securities
Definitive Proxy Statement
Additional Proxy Materials
PRE 14A
Annual Report of Employee Stock Purchase
Statement of Changes in Beneficial Ownership
Initial Statement of Beneficial Ownership
Amended Schedule 13D - Ownership Report
Schedule 13G - Ownership Report
Amended Schedule 13G - Ownership Report
Prospectus filed pursuant to Rule 424(b)(7)