8-K: Spire Missouri files rate case seeking 11% to 15% residential bill increases

Spire Missouri filed a rate case with the Missouri Public Service Commission seeking average residential bill increases of approximately $10 per month, or 11%, in western Missouri and approximately $13 per month, or 15%, in eastern Missouri. The filing supports nearly $808 million invested since the last rate case to maintain and modernize its Missouri natural gas system. New rates would take effect next fall, with the PSC typically completing its review within approximately eleven months. During FY26, Spire supported 24 publicly announced economic development projects in Missouri, representing nearly $537 million in investment and more than 1,400 jobs.

Spire Missouri filed a rate case with the Missouri Public Service Commission seeking average residential bill increases of approximately $10 per month, or 11%, in western Missouri and approximately $1