Ameren Illinois Transmission — Other operations and maintenance
Ameren Ameren Illinois Transmission — Other operations and maintenance increased by 25.0% to $15.00M in Q1 2026 compared to the prior quarter. Year-over-year, this metric was flat by 0.0%, from $15.00M to $15.00M. Over 3 years (FY 2022 to FY 2025), Ameren Illinois Transmission — Other operations and maintenance shows an upward trend with a 4.6% CAGR. This increase may warrant attention — for this metric, lower values are generally preferred.
Analysis
How to read this metric
Lower costs relative to revenue indicate improved operational efficiency, while rising costs may signal aging infrastructure or increased labor requirements.
Detailed definition
Operating and maintenance expenses excluding fuel and purchased power, covering labor, materials, and administrative cos...
Peer comparison
Commonly referred to as 'O&M Expense' across the utility sector.
aee_segment_ameren_illinois_transmission_other_operations_and_maintenanceHistorical Data
| Q1 '22 | Q2 '22 | Q3 '22 | Q4 '22 | Q1 '23 | Q2 '23 | Q3 '23 | Q4 '23 | Q1 '24 | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | $12.25M | $12.25M | $12.25M | $12.25M | $12.25M | $12.25M | $12.25M | $12.25M | $16.00M | $12.00M | $15.00M | $14.00M | $15.00M | $14.00M | $15.00M | $12.00M | $15.00M |
| QoQ Change | — | +0.0% | +0.0% | +0.0% | +0.0% | +0.0% | +0.0% | +0.0% | +30.6% | -25.0% | +25.0% | -6.7% | +7.1% | -6.7% | +7.1% | -20.0% | +25.0% |
| YoY Change | — | — | — | — | +0.0% | +0.0% | +0.0% | +0.0% | +30.6% | -2.0% | +22.4% | +14.3% | -6.3% | +16.7% | +0.0% | -14.3% | +0.0% |
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Frequently Asked Questions
- What is Ameren's ameren illinois transmission — other operations and maintenance?
- Ameren (AEE) reported ameren illinois transmission — other operations and maintenance of $15.00M in Q1 2026.
- How has Ameren's ameren illinois transmission — other operations and maintenance changed year-over-year?
- Ameren's ameren illinois transmission — other operations and maintenance decreased by 0.0% year-over-year, from $15.00M to $15.00M.
- What is the long-term trend for Ameren's ameren illinois transmission — other operations and maintenance?
- Over 3 years (2022 to 2025), Ameren's ameren illinois transmission — other operations and maintenance has grown at a 4.6% compound annual growth rate (CAGR), from $49.00M to $56.00M.
- What does ameren illinois transmission — other operations and maintenance mean?
- General operating and maintenance costs for the transmission business.