Spire Operating Margin Growth & History (SR)

Spire's operating margin was 21.16% for fiscal 2025.

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Spire annual operating margin history

Spire annual operating margin

Fiscal yearPeriod endedOperating marginChange (percentage points)
20252025-09-3021.16%+2.32 pp
20242024-09-3018.83%+3.13 pp
20232023-09-3015.70%−2.87 pp
20222022-09-3018.57%−1.57 pp
20212021-09-3020.14%+9.01 pp
20202020-09-3011.12%−4.36 pp
20192019-09-3015.48%+0.52 pp
20182018-09-3014.97%−4.62 pp
20172017-09-3019.58%+1.22 pp
20162016-09-3018.36%+4.58 pp
20152015-09-3013.79%+3.56 pp
20142014-09-3010.23%+0.74 pp
20132013-09-309.49%−0.34 pp
20122012-09-309.83%+2.33 pp
20112011-09-307.50%+1.46 pp
20102010-09-306.04%−0.55 pp
20092009-09-306.60%+1.56 pp
20082008-09-305.04%

Spire operating margin trends

Over the last five reported fiscal years, Spire's operating margin increased from 11.12% to 21.16%, a change of +10.03 percentage points. The latest reported quarter, Q2 2026, shows 29.75%.

About the metric

What operating margin means

Operating margin measures the percentage of revenue left after operating costs and expenses. It shows how much operating profit a company generates from each dollar of revenue.

Calculation and source

How operating margin is calculated

TickerStat calculates operating margin as SEC-reported operating income divided by SEC-reported revenue for the same fiscal period. Changes are shown in percentage points. Fiscal periods can differ from calendar years, so exact period-end dates are included.

Review Spire filings at SEC.gov ↗