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

Zimmer Biomet is the larger business by last-quarter revenue ($2.1B vs $1.8B, roughly 1.2× Ameren). Ameren runs the higher net margin — 14.2% vs 11.4%, a 2.8% gap on every dollar of revenue. On growth, Zimmer Biomet posted the faster year-over-year revenue change (9.3% vs -8.2%). Zimmer Biomet produced more free cash flow last quarter ($245.9M vs $-54.0M). Over the past eight quarters, Zimmer Biomet's revenue compounded faster (3.7% 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...

Zimmer Biomet Holdings, Inc. is a publicly traded American medical device company. It was founded in 1927 to produce aluminum splints. The firm is headquartered in Warsaw, Indiana, where it is part of the medical devices business cluster.

AEE vs ZBH — Head-to-Head

Bigger by revenue
ZBH
ZBH
1.2× larger
ZBH
$2.1B
$1.8B
AEE
Growing faster (revenue YoY)
ZBH
ZBH
+17.5% gap
ZBH
9.3%
-8.2%
AEE
Higher net margin
AEE
AEE
2.8% more per $
AEE
14.2%
11.4%
ZBH
More free cash flow
ZBH
ZBH
$299.9M more FCF
ZBH
$245.9M
$-54.0M
AEE
Faster 2-yr revenue CAGR
ZBH
ZBH
Annualised
ZBH
3.7%
-0.9%
AEE

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AEE
AEE
ZBH
ZBH
Revenue
$1.8B
$2.1B
Net Profit
$253.0M
$238.3M
Gross Margin
64.6%
Operating Margin
20.2%
17.9%
Net Margin
14.2%
11.4%
Revenue YoY
-8.2%
9.3%
Net Profit YoY
21.6%
30.5%
EPS (diluted)
$0.92
$1.22

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
ZBH
ZBH
Q1 26
$2.1B
Q4 25
$1.8B
$2.2B
Q3 25
$2.7B
$2.0B
Q2 25
$2.2B
$2.1B
Q1 25
$2.1B
$1.9B
Q4 24
$1.9B
$2.0B
Q3 24
$2.2B
$1.8B
Q2 24
$1.7B
$1.9B
Net Profit
AEE
AEE
ZBH
ZBH
Q1 26
$238.3M
Q4 25
$253.0M
$139.4M
Q3 25
$641.0M
$230.9M
Q2 25
$277.0M
$152.8M
Q1 25
$290.0M
$182.0M
Q4 24
$208.0M
$239.5M
Q3 24
$457.0M
$249.1M
Q2 24
$260.0M
$242.8M
Gross Margin
AEE
AEE
ZBH
ZBH
Q1 26
64.6%
Q4 25
64.7%
Q3 25
72.1%
Q2 25
71.5%
Q1 25
71.2%
Q4 24
71.0%
Q3 24
70.5%
Q2 24
71.5%
Operating Margin
AEE
AEE
ZBH
ZBH
Q1 26
17.9%
Q4 25
20.2%
6.9%
Q3 25
30.6%
17.6%
Q2 25
18.5%
14.4%
Q1 25
20.5%
15.3%
Q4 24
10.2%
19.2%
Q3 24
27.0%
15.3%
Q2 24
21.3%
18.1%
Net Margin
AEE
AEE
ZBH
ZBH
Q1 26
11.4%
Q4 25
14.2%
6.2%
Q3 25
23.7%
11.5%
Q2 25
12.5%
7.4%
Q1 25
13.8%
9.5%
Q4 24
10.7%
11.8%
Q3 24
21.0%
13.7%
Q2 24
15.4%
12.5%
EPS (diluted)
AEE
AEE
ZBH
ZBH
Q1 26
$1.22
Q4 25
$0.92
$0.71
Q3 25
$2.35
$1.16
Q2 25
$1.01
$0.77
Q1 25
$1.07
$0.91
Q4 24
$0.77
$1.18
Q3 24
$1.70
$1.23
Q2 24
$0.97
$1.18

Balance Sheet & Financial Strength

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

Metric
AEE
AEE
ZBH
ZBH
Cash + ST InvestmentsLiquidity on hand
$13.0M
$424.2M
Total DebtLower is stronger
$19.4B
$7.5B
Stockholders' EquityBook value
$13.4B
$12.7B
Total Assets
$48.5B
$22.7B
Debt / EquityLower = less leverage
1.45×
0.59×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
ZBH
ZBH
Q1 26
$424.2M
Q4 25
$13.0M
$591.9M
Q3 25
$9.0M
$1.3B
Q2 25
$11.0M
$556.9M
Q1 25
$23.0M
$1.4B
Q4 24
$7.0M
$525.5M
Q3 24
$17.0M
$569.0M
Q2 24
$19.0M
$420.1M
Total Debt
AEE
AEE
ZBH
ZBH
Q1 26
$7.5B
Q4 25
$19.4B
Q3 25
Q2 25
Q1 25
Q4 24
$17.8B
Q3 24
Q2 24
Stockholders' Equity
AEE
AEE
ZBH
ZBH
Q1 26
$12.7B
Q4 25
$13.4B
$12.7B
Q3 25
$12.8B
$12.8B
Q2 25
$12.3B
$12.5B
Q1 25
$12.2B
$12.4B
Q4 24
$12.1B
$12.5B
Q3 24
$11.8B
$12.4B
Q2 24
$11.5B
$12.7B
Total Assets
AEE
AEE
ZBH
ZBH
Q1 26
$22.7B
Q4 25
$48.5B
$23.1B
Q3 25
$47.4B
$23.5B
Q2 25
$46.6B
$22.9B
Q1 25
$45.7B
$22.2B
Q4 24
$44.6B
$21.4B
Q3 24
$43.3B
$21.7B
Q2 24
$42.3B
$21.5B
Debt / Equity
AEE
AEE
ZBH
ZBH
Q1 26
0.59×
Q4 25
1.45×
Q3 25
Q2 25
Q1 25
Q4 24
1.47×
Q3 24
Q2 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
ZBH
ZBH
Operating Cash FlowLast quarter
$956.0M
$359.4M
Free Cash FlowOCF − Capex
$-54.0M
$245.9M
FCF MarginFCF / Revenue
-3.0%
11.8%
Capex IntensityCapex / Revenue
56.7%
Cash ConversionOCF / Net Profit
3.78×
1.51×
TTM Free Cash FlowTrailing 4 quarters
$-775.0M
$1.4B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
ZBH
ZBH
Q1 26
$359.4M
Q4 25
$956.0M
$517.4M
Q3 25
$1.1B
$418.7M
Q2 25
$862.0M
$378.2M
Q1 25
$431.0M
$382.8M
Q4 24
$817.0M
$506.3M
Q3 24
$897.0M
$395.7M
Q2 24
$557.0M
$369.4M
Free Cash Flow
AEE
AEE
ZBH
ZBH
Q1 26
$245.9M
Q4 25
$-54.0M
$442.6M
Q3 25
$116.0M
$363.7M
Q2 25
$-204.0M
$328.1M
Q1 25
$-633.0M
$338.2M
Q4 24
$-473.0M
$454.8M
Q3 24
$-240.0M
$351.2M
Q2 24
$-445.0M
$316.7M
FCF Margin
AEE
AEE
ZBH
ZBH
Q1 26
11.8%
Q4 25
-3.0%
19.7%
Q3 25
4.3%
18.2%
Q2 25
-9.2%
15.8%
Q1 25
-30.2%
17.7%
Q4 24
-24.4%
22.5%
Q3 24
-11.0%
19.3%
Q2 24
-26.3%
16.3%
Capex Intensity
AEE
AEE
ZBH
ZBH
Q1 26
Q4 25
56.7%
3.3%
Q3 25
36.6%
2.7%
Q2 25
48.0%
2.4%
Q1 25
50.7%
2.3%
Q4 24
66.5%
2.5%
Q3 24
52.3%
2.4%
Q2 24
59.2%
2.7%
Cash Conversion
AEE
AEE
ZBH
ZBH
Q1 26
1.51×
Q4 25
3.78×
3.71×
Q3 25
1.72×
1.81×
Q2 25
3.11×
2.48×
Q1 25
1.49×
2.10×
Q4 24
3.93×
2.11×
Q3 24
1.96×
1.59×
Q2 24
2.14×
1.52×

Financial Flow Comparison

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

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