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Side-by-side financial comparison of Ameren (AEE) and APA Corporation (APA). Click either name above to swap in a different company.

APA Corporation is the larger business by last-quarter revenue ($2.2B vs $1.8B, roughly 1.2× Ameren). APA Corporation runs the higher net margin — 15.0% vs 14.2%, a 0.8% gap on every dollar of revenue. On growth, Ameren posted the faster year-over-year revenue change (-8.2% vs -24.3%). Over the past eight quarters, APA Corporation's revenue compounded faster (1.4% CAGR vs -0.9%).

Ameren Corporation, together with its subsidiaries, operates as a public utility holding company in the United States. It operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission. The company engages in the rate-regulated electric generation, transmission, and distribution activities; and rate-regulated natural gas distribution and transmission businesses. It primarily generates electricity through coal, nucle...

APA Corporation, a holding company for Apache Corporation, an American company engaged in hydrocarbon exploration. It is organized in Delaware and headquartered in Houston.

AEE vs APA — Head-to-Head

Bigger by revenue
APA
APA
1.2× larger
APA
$2.2B
$1.8B
AEE
Growing faster (revenue YoY)
AEE
AEE
+16.1% gap
AEE
-8.2%
-24.3%
APA
Higher net margin
APA
APA
0.8% more per $
APA
15.0%
14.2%
AEE
Faster 2-yr revenue CAGR
APA
APA
Annualised
APA
1.4%
-0.9%
AEE

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AEE
AEE
APA
APA
Revenue
$1.8B
$2.2B
Net Profit
$253.0M
$331.0M
Gross Margin
Operating Margin
20.2%
32.5%
Net Margin
14.2%
15.0%
Revenue YoY
-8.2%
-24.3%
Net Profit YoY
21.6%
-22.1%
EPS (diluted)
$0.92
$0.79

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AEE
AEE
APA
APA
Q4 25
$1.8B
$2.2B
Q3 25
$2.7B
$2.3B
Q2 25
$2.2B
$2.3B
Q1 25
$2.1B
$2.7B
Q4 24
$1.9B
$2.9B
Q3 24
$2.2B
$2.7B
Q2 24
$1.7B
$2.8B
Q1 24
$1.8B
$2.1B
Net Profit
AEE
AEE
APA
APA
Q4 25
$253.0M
$331.0M
Q3 25
$641.0M
$205.0M
Q2 25
$277.0M
$603.0M
Q1 25
$290.0M
$418.0M
Q4 24
$208.0M
$425.0M
Q3 24
$457.0M
$-223.0M
Q2 24
$260.0M
$541.0M
Q1 24
$262.0M
$212.0M
Operating Margin
AEE
AEE
APA
APA
Q4 25
20.2%
32.5%
Q3 25
30.6%
33.7%
Q2 25
18.5%
31.8%
Q1 25
20.5%
31.9%
Q4 24
10.2%
31.4%
Q3 24
27.0%
-5.2%
Q2 24
21.3%
34.4%
Q1 24
20.4%
32.2%
Net Margin
AEE
AEE
APA
APA
Q4 25
14.2%
15.0%
Q3 25
23.7%
9.0%
Q2 25
12.5%
26.0%
Q1 25
13.8%
15.4%
Q4 24
10.7%
14.6%
Q3 24
21.0%
-8.1%
Q2 24
15.4%
19.0%
Q1 24
14.4%
9.9%
EPS (diluted)
AEE
AEE
APA
APA
Q4 25
$0.92
$0.79
Q3 25
$2.35
$0.57
Q2 25
$1.01
$1.67
Q1 25
$1.07
$0.96
Q4 24
$0.77
$0.97
Q3 24
$1.70
$-0.60
Q2 24
$0.97
$1.46
Q1 24
$0.98
$0.44

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AEE
AEE
APA
APA
Cash + ST InvestmentsLiquidity on hand
$13.0M
$516.0M
Total DebtLower is stronger
$19.4B
$4.3B
Stockholders' EquityBook value
$13.4B
$6.1B
Total Assets
$48.5B
$17.8B
Debt / EquityLower = less leverage
1.45×
0.70×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
APA
APA
Q4 25
$13.0M
$516.0M
Q3 25
$9.0M
$475.0M
Q2 25
$11.0M
$107.0M
Q1 25
$23.0M
$67.0M
Q4 24
$7.0M
$625.0M
Q3 24
$17.0M
$64.0M
Q2 24
$19.0M
$160.0M
Q1 24
$85.0M
$102.0M
Total Debt
AEE
AEE
APA
APA
Q4 25
$19.4B
$4.3B
Q3 25
$4.3B
Q2 25
$4.3B
Q1 25
$5.2B
Q4 24
$17.8B
$6.0B
Q3 24
$6.4B
Q2 24
$6.7B
Q1 24
$5.2B
Stockholders' Equity
AEE
AEE
APA
APA
Q4 25
$13.4B
$6.1B
Q3 25
$12.8B
$6.0B
Q2 25
$12.3B
$5.9B
Q1 25
$12.2B
$5.4B
Q4 24
$12.1B
$5.3B
Q3 24
$11.8B
$5.1B
Q2 24
$11.5B
$5.4B
Q1 24
$11.4B
$2.6B
Total Assets
AEE
AEE
APA
APA
Q4 25
$48.5B
$17.8B
Q3 25
$47.4B
$17.7B
Q2 25
$46.6B
$18.1B
Q1 25
$45.7B
$18.5B
Q4 24
$44.6B
$19.4B
Q3 24
$43.3B
$19.4B
Q2 24
$42.3B
$20.2B
Q1 24
$41.3B
$15.0B
Debt / Equity
AEE
AEE
APA
APA
Q4 25
1.45×
0.70×
Q3 25
0.72×
Q2 25
0.73×
Q1 25
0.96×
Q4 24
1.47×
1.13×
Q3 24
1.25×
Q2 24
1.24×
Q1 24
1.99×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AEE
AEE
APA
APA
Operating Cash FlowLast quarter
$956.0M
$808.0M
Free Cash FlowOCF − Capex
$-54.0M
FCF MarginFCF / Revenue
-3.0%
Capex IntensityCapex / Revenue
56.7%
Cash ConversionOCF / Net Profit
3.78×
2.44×
TTM Free Cash FlowTrailing 4 quarters
$-775.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
APA
APA
Q4 25
$956.0M
$808.0M
Q3 25
$1.1B
$1.5B
Q2 25
$862.0M
$1.2B
Q1 25
$431.0M
$1.1B
Q4 24
$817.0M
$1.0B
Q3 24
$897.0M
$1.3B
Q2 24
$557.0M
$877.0M
Q1 24
$492.0M
$368.0M
Free Cash Flow
AEE
AEE
APA
APA
Q4 25
$-54.0M
Q3 25
$116.0M
Q2 25
$-204.0M
Q1 25
$-633.0M
Q4 24
$-473.0M
Q3 24
$-240.0M
Q2 24
$-445.0M
Q1 24
$-398.0M
FCF Margin
AEE
AEE
APA
APA
Q4 25
-3.0%
Q3 25
4.3%
Q2 25
-9.2%
Q1 25
-30.2%
Q4 24
-24.4%
Q3 24
-11.0%
Q2 24
-26.3%
Q1 24
-21.9%
Capex Intensity
AEE
AEE
APA
APA
Q4 25
56.7%
Q3 25
36.6%
Q2 25
48.0%
Q1 25
50.7%
Q4 24
66.5%
Q3 24
52.3%
Q2 24
59.2%
Q1 24
49.0%
Cash Conversion
AEE
AEE
APA
APA
Q4 25
3.78×
2.44×
Q3 25
1.72×
7.12×
Q2 25
3.11×
1.96×
Q1 25
1.49×
2.62×
Q4 24
3.93×
2.44×
Q3 24
1.96×
Q2 24
2.14×
1.62×
Q1 24
1.88×
1.74×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AEE
AEE

Segment breakdown not available.

APA
APA

Oil And Gas Excluding Purchased$1.7B76%
Oil And Gas Purchased$323.0M15%
Oil Reserves$114.0M5%
Other$72.0M3%
Natural Gas Reserves$30.0M1%

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