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Side-by-side financial comparison of Ameren (AEE) and Zoom Communications, Inc. (ZM). Click either name above to swap in a different company.

Ameren is the larger business by last-quarter revenue ($1.8B vs $1.2B, roughly 1.4× Zoom Communications, Inc.). Zoom Communications, Inc. runs the higher net margin — 49.8% vs 14.2%, a 35.6% gap on every dollar of revenue. On growth, Zoom Communications, Inc. posted the faster year-over-year revenue change (4.4% vs -8.2%). Zoom Communications, Inc. produced more free cash flow last quarter ($614.3M vs $-54.0M). Over the past eight quarters, Zoom Communications, Inc.'s revenue compounded faster (3.6% 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...

Zoom Communications, Inc. is an American communications technology company headquartered in San Jose, California, United States. It is primarily known for the videoconferencing application Zoom.

AEE vs ZM — Head-to-Head

Bigger by revenue
AEE
AEE
1.4× larger
AEE
$1.8B
$1.2B
ZM
Growing faster (revenue YoY)
ZM
ZM
+12.6% gap
ZM
4.4%
-8.2%
AEE
Higher net margin
ZM
ZM
35.6% more per $
ZM
49.8%
14.2%
AEE
More free cash flow
ZM
ZM
$668.3M more FCF
ZM
$614.3M
$-54.0M
AEE
Faster 2-yr revenue CAGR
ZM
ZM
Annualised
ZM
3.6%
-0.9%
AEE

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
AEE
AEE
ZM
ZM
Revenue
$1.8B
$1.2B
Net Profit
$253.0M
$612.9M
Gross Margin
77.9%
Operating Margin
20.2%
25.2%
Net Margin
14.2%
49.8%
Revenue YoY
-8.2%
4.4%
Net Profit YoY
21.6%
196.0%
EPS (diluted)
$0.92
$2.01

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
ZM
ZM
Q4 25
$1.8B
$1.2B
Q3 25
$2.7B
$1.2B
Q2 25
$2.2B
$1.2B
Q1 25
$2.1B
$1.2B
Q4 24
$1.9B
$1.2B
Q3 24
$2.2B
$1.2B
Q2 24
$1.7B
$1.1B
Q1 24
$1.8B
$1.1B
Net Profit
AEE
AEE
ZM
ZM
Q4 25
$253.0M
$612.9M
Q3 25
$641.0M
$358.6M
Q2 25
$277.0M
$254.6M
Q1 25
$290.0M
$367.9M
Q4 24
$208.0M
$207.1M
Q3 24
$457.0M
$219.0M
Q2 24
$260.0M
$216.3M
Q1 24
$262.0M
$298.8M
Gross Margin
AEE
AEE
ZM
ZM
Q4 25
77.9%
Q3 25
77.6%
Q2 25
76.3%
Q1 25
75.7%
Q4 24
75.9%
Q3 24
75.5%
Q2 24
76.1%
Q1 24
75.9%
Operating Margin
AEE
AEE
ZM
ZM
Q4 25
20.2%
25.2%
Q3 25
30.6%
26.4%
Q2 25
18.5%
20.6%
Q1 25
20.5%
19.0%
Q4 24
10.2%
15.5%
Q3 24
27.0%
17.4%
Q2 24
21.3%
17.8%
Q1 24
20.4%
14.7%
Net Margin
AEE
AEE
ZM
ZM
Q4 25
14.2%
49.8%
Q3 25
23.7%
29.5%
Q2 25
12.5%
21.7%
Q1 25
13.8%
31.1%
Q4 24
10.7%
17.6%
Q3 24
21.0%
18.8%
Q2 24
15.4%
19.0%
Q1 24
14.4%
26.1%
EPS (diluted)
AEE
AEE
ZM
ZM
Q4 25
$0.92
$2.01
Q3 25
$2.35
$1.16
Q2 25
$1.01
$0.81
Q1 25
$1.07
$1.16
Q4 24
$0.77
$0.66
Q3 24
$1.70
$0.70
Q2 24
$0.97
$0.69
Q1 24
$0.98
$0.98

Balance Sheet & Financial Strength

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

Metric
AEE
AEE
ZM
ZM
Cash + ST InvestmentsLiquidity on hand
$13.0M
$1.2B
Total DebtLower is stronger
$19.4B
Stockholders' EquityBook value
$13.4B
$9.3B
Total Assets
$48.5B
$11.4B
Debt / EquityLower = less leverage
1.45×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
ZM
ZM
Q4 25
$13.0M
$1.2B
Q3 25
$9.0M
$1.2B
Q2 25
$11.0M
$1.2B
Q1 25
$23.0M
$1.3B
Q4 24
$7.0M
$1.3B
Q3 24
$17.0M
$1.5B
Q2 24
$19.0M
$1.9B
Q1 24
$85.0M
$1.6B
Total Debt
AEE
AEE
ZM
ZM
Q4 25
$19.4B
Q3 25
Q2 25
Q1 25
Q4 24
$17.8B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AEE
AEE
ZM
ZM
Q4 25
$13.4B
$9.3B
Q3 25
$12.8B
$9.0B
Q2 25
$12.3B
$8.9B
Q1 25
$12.2B
$8.9B
Q4 24
$12.1B
$8.7B
Q3 24
$11.8B
$8.5B
Q2 24
$11.5B
$8.3B
Q1 24
$11.4B
$8.0B
Total Assets
AEE
AEE
ZM
ZM
Q4 25
$48.5B
$11.4B
Q3 25
$47.4B
$11.0B
Q2 25
$46.6B
$11.0B
Q1 25
$45.7B
$11.0B
Q4 24
$44.6B
$10.7B
Q3 24
$43.3B
$10.5B
Q2 24
$42.3B
$10.3B
Q1 24
$41.3B
$9.9B
Debt / Equity
AEE
AEE
ZM
ZM
Q4 25
1.45×
Q3 25
Q2 25
Q1 25
Q4 24
1.47×
Q3 24
Q2 24
Q1 24

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
ZM
ZM
Operating Cash FlowLast quarter
$956.0M
$629.3M
Free Cash FlowOCF − Capex
$-54.0M
$614.3M
FCF MarginFCF / Revenue
-3.0%
50.0%
Capex IntensityCapex / Revenue
56.7%
1.2%
Cash ConversionOCF / Net Profit
3.78×
1.03×
TTM Free Cash FlowTrailing 4 quarters
$-775.0M
$2.0B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
ZM
ZM
Q4 25
$956.0M
$629.3M
Q3 25
$1.1B
$515.9M
Q2 25
$862.0M
$489.3M
Q1 25
$431.0M
$424.6M
Q4 24
$817.0M
$483.2M
Q3 24
$897.0M
$449.3M
Q2 24
$557.0M
$588.2M
Q1 24
$492.0M
$351.2M
Free Cash Flow
AEE
AEE
ZM
ZM
Q4 25
$-54.0M
$614.3M
Q3 25
$116.0M
$508.0M
Q2 25
$-204.0M
$463.4M
Q1 25
$-633.0M
$416.2M
Q4 24
$-473.0M
$457.7M
Q3 24
$-240.0M
$365.1M
Q2 24
$-445.0M
$569.7M
Q1 24
$-398.0M
$332.7M
FCF Margin
AEE
AEE
ZM
ZM
Q4 25
-3.0%
50.0%
Q3 25
4.3%
41.7%
Q2 25
-9.2%
39.4%
Q1 25
-30.2%
35.2%
Q4 24
-24.4%
38.9%
Q3 24
-11.0%
31.4%
Q2 24
-26.3%
49.9%
Q1 24
-21.9%
29.0%
Capex Intensity
AEE
AEE
ZM
ZM
Q4 25
56.7%
1.2%
Q3 25
36.6%
0.7%
Q2 25
48.0%
2.2%
Q1 25
50.7%
0.7%
Q4 24
66.5%
2.2%
Q3 24
52.3%
7.2%
Q2 24
59.2%
1.6%
Q1 24
49.0%
1.6%
Cash Conversion
AEE
AEE
ZM
ZM
Q4 25
3.78×
1.03×
Q3 25
1.72×
1.44×
Q2 25
3.11×
1.92×
Q1 25
1.49×
1.15×
Q4 24
3.93×
2.33×
Q3 24
1.96×
2.05×
Q2 24
2.14×
2.72×
Q1 24
1.88×
1.18×

Financial Flow Comparison

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

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