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How Spire Inc. makes its money

Start with a dollar of revenue and follow what the filing says remains.

revenueBranching filed flows with values and percentages directly labeled. Missing filing concepts are omitted rather than estimated.Revenue$2.5B · 100%Cost of revenue$1.0B · 41%Gross profit$1.5B · 59%Operating income$524M · 21%Income before tax$331M · 13%Income tax$59.7M · 2%Net income$272M · 11%As of 2025-09-30 · 1 SEC filing sourceBuy Like Buffett · buylikebuffett.com

Honest partial: the filing did not provide a normalized tag for Research and development, Selling, general and administrative; those components are omitted, not plugged.

Table alternative
Filed lineValue% of revenueSource
$2.5B100%
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
Cost of revenue$1.0B41%
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
$1.5B59%
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
$524M21%
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
Income before tax$331M13%
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
Income tax$59.7M2%
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
$272M11%
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
Source:
  • 10-K · FY 2025Filing detailsAccession 0001193125-25-282583 · filed Nov 14, 2025
· event Sep 30, 2025 · retrieved Oct 18, 2026 · annual-row source set
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