ONE Gas (OGS) Market Capitalization (2014 - 2026)

ONE Gas (OGS) has reported Market Capitalization for 13 consecutive years, with $4.8 billion the latest figure, recorded in Q2 2026.

• On a quarterly basis, Market Capitalization rose 12.25% year-over-year to $4.8 billion in Q2 2026; TTM through Jun 2026 was $4.8 billion, a 12.25% increase from a year earlier, with the FY2025 full-year figure at $4.8 billion, up 16.8% from the prior year.
• Market Capitalization was $4.8 billion for Q2 2026 at ONE Gas, down from $5.4 billion in the prior quarter.
• Over five years, Market Capitalization peaked at $5.4 billion in Q1 2026 and troughed at $3.6 billion in Q4 2023.
• A 5-year average of $4.3 billion and a median of $4.3 billion in 2023 frame the typical range for Market Capitalization.
• Across the five-year window, Market Capitalization slipped 16.82% in 2024 and advanced 24.1% in 2025, its largest moves.
• Over 5 years, Market Capitalization stood at $4.2 billion in 2022, then retreated by 14.03% to $3.6 billion in 2023, then increased by 15.08% to $4.1 billion in 2024, then increased by 16.8% to $4.8 billion in 2025, then declined by 0.07% to $4.8 billion in 2026.
• The last three Market Capitalization figures came in at $4.8 billion (Q2 2026), $5.4 billion (Q1 2026), and $4.8 billion (Q4 2025), per Business Quant data.