ONE Gas (OGS) Operating Margin (2017 - 2026)

ONE Gas (OGS) has reported Operating Margin for 10 consecutive years, with 20.08% the latest figure, recorded in Q2 2026.

• On a quarterly basis, Operating Margin rose 313.0% year-over-year to 20.08% in Q2 2026; TTM through Jun 2026 was 20.65%, a 193.0% increase from a year earlier, with the FY2025 full-year figure at 18.85%, down 30.0% from the prior year.
• Operating Margin was 20.08% for Q2 2026 at ONE Gas, down from 22.8% in the prior quarter.
• Over five years, Operating Margin peaked at 22.8% in Q1 2026 and troughed at 12.66% in Q4 2022.
• A 5-year average of 17.32% and a median of 17.35% in 2024 frame the typical range for Operating Margin.
• Across the five-year window, Operating Margin sank 636 bps in 2022 and surged 502 bps in 2023, its largest moves.
• Over 5 years, Operating Margin stood at 12.66% in 2022, then jumped by 40 bps to 17.68% in 2023, then increased by 11 bps to 19.71% in 2024, then climbed by 3 bps to 20.27% in 2025, then decreased by 1 bps to 20.08% in 2026.
• The last three Operating Margin figures came in at 20.08% (Q2 2026), 22.8% (Q1 2026), and 20.27% (Q4 2025), per Business Quant data.