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Side-by-side financial comparison of Ameren (AEE) and HANOVER INSURANCE GROUP, INC. (THG). Click either name above to swap in a different company.

Ameren is the larger business by last-quarter revenue ($2.2B vs $1.7B, roughly 1.3× HANOVER INSURANCE GROUP, INC.). Ameren runs the higher net margin — 16.5% vs 11.0%, a 5.5% gap on every dollar of revenue. On growth, HANOVER INSURANCE GROUP, INC. posted the faster year-over-year revenue change (6.1% vs 3.8%). Over the past eight quarters, Ameren's revenue compounded faster (13.4% CAGR vs 5.2%).

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...

The Hanover Insurance Group, Inc. is an insurance company based in Worcester, Massachusetts. It was the original name of a property-liability insurance firm established in 1852, and it remained a publicly traded company under that name until the early 1990s, when it changed its name to Allmerica Property & Casualty Companies.

AEE vs THG — Head-to-Head

Bigger by revenue
AEE
AEE
1.3× larger
AEE
$2.2B
$1.7B
THG
Growing faster (revenue YoY)
THG
THG
+2.4% gap
THG
6.1%
3.8%
AEE
Higher net margin
AEE
AEE
5.5% more per $
AEE
16.5%
11.0%
THG
Faster 2-yr revenue CAGR
AEE
AEE
Annualised
AEE
13.4%
5.2%
THG

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
AEE
AEE
THG
THG
Revenue
$2.2B
$1.7B
Net Profit
$358.0M
$186.8M
Gross Margin
Operating Margin
24.4%
11.1%
Net Margin
16.5%
11.0%
Revenue YoY
3.8%
6.1%
Net Profit YoY
23.4%
45.7%
EPS (diluted)
$1.28

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
THG
THG
Q1 26
$2.2B
$1.7B
Q4 25
$1.8B
$1.7B
Q3 25
$2.7B
$1.7B
Q2 25
$2.2B
$1.7B
Q1 25
$2.1B
$1.6B
Q4 24
$1.9B
$1.6B
Q3 24
$2.2B
$1.6B
Q2 24
$1.7B
$1.5B
Net Profit
AEE
AEE
THG
THG
Q1 26
$358.0M
$186.8M
Q4 25
$253.0M
$198.5M
Q3 25
$641.0M
$178.7M
Q2 25
$277.0M
$157.1M
Q1 25
$290.0M
$128.2M
Q4 24
$208.0M
$167.9M
Q3 24
$457.0M
$102.1M
Q2 24
$260.0M
$40.5M
Operating Margin
AEE
AEE
THG
THG
Q1 26
24.4%
11.1%
Q4 25
20.2%
17.3%
Q3 25
30.6%
14.9%
Q2 25
18.5%
12.7%
Q1 25
20.5%
11.6%
Q4 24
10.2%
16.1%
Q3 24
27.0%
9.6%
Q2 24
21.3%
6.2%
Net Margin
AEE
AEE
THG
THG
Q1 26
16.5%
11.0%
Q4 25
14.2%
11.9%
Q3 25
23.7%
10.7%
Q2 25
12.5%
9.5%
Q1 25
13.8%
8.0%
Q4 24
10.7%
10.6%
Q3 24
21.0%
6.5%
Q2 24
15.4%
2.6%
EPS (diluted)
AEE
AEE
THG
THG
Q1 26
$1.28
Q4 25
$0.92
$5.46
Q3 25
$2.35
$4.90
Q2 25
$1.01
$4.30
Q1 25
$1.07
$3.50
Q4 24
$0.77
$4.60
Q3 24
$1.70
$2.80
Q2 24
$0.97
$1.12

Balance Sheet & Financial Strength

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

Metric
AEE
AEE
THG
THG
Cash + ST InvestmentsLiquidity on hand
$13.0M
$243.5M
Total DebtLower is stronger
$1.1B
$843.8M
Stockholders' EquityBook value
$13.6B
$3.0B
Total Assets
$49.8B
$16.5B
Debt / EquityLower = less leverage
0.08×
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
THG
THG
Q1 26
$13.0M
$243.5M
Q4 25
$13.0M
$1.1B
Q3 25
$9.0M
$915.7M
Q2 25
$11.0M
$244.1M
Q1 25
$23.0M
$315.1M
Q4 24
$7.0M
$435.5M
Q3 24
$17.0M
$427.1M
Q2 24
$19.0M
$337.6M
Total Debt
AEE
AEE
THG
THG
Q1 26
$1.1B
$843.8M
Q4 25
$19.4B
$843.3M
Q3 25
$843.0M
Q2 25
$347.8M
Q1 25
$722.5M
Q4 24
$17.8B
$722.3M
Q3 24
Q2 24
Stockholders' Equity
AEE
AEE
THG
THG
Q1 26
$13.6B
$3.0B
Q4 25
$13.4B
$3.6B
Q3 25
$12.8B
$3.4B
Q2 25
$12.3B
$3.2B
Q1 25
$12.2B
$3.0B
Q4 24
$12.1B
$2.8B
Q3 24
$11.8B
$2.9B
Q2 24
$11.5B
$2.6B
Total Assets
AEE
AEE
THG
THG
Q1 26
$49.8B
$16.5B
Q4 25
$48.5B
$16.9B
Q3 25
$47.4B
$16.8B
Q2 25
$46.6B
$15.7B
Q1 25
$45.7B
$15.5B
Q4 24
$44.6B
$15.3B
Q3 24
$43.3B
$15.4B
Q2 24
$42.3B
$14.9B
Debt / Equity
AEE
AEE
THG
THG
Q1 26
0.08×
0.28×
Q4 25
1.45×
0.24×
Q3 25
0.25×
Q2 25
0.11×
Q1 25
0.24×
Q4 24
1.47×
0.25×
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
THG
THG
Operating Cash FlowLast quarter
$421.0M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
72.3%
Cash ConversionOCF / Net Profit
1.18×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
THG
THG
Q1 26
$421.0M
Q4 25
$956.0M
$378.2M
Q3 25
$1.1B
$554.4M
Q2 25
$862.0M
$206.6M
Q1 25
$431.0M
$38.9M
Q4 24
$817.0M
$213.5M
Q3 24
$897.0M
$394.7M
Q2 24
$557.0M
$139.5M
Free Cash Flow
AEE
AEE
THG
THG
Q1 26
Q4 25
$-54.0M
$377.0M
Q3 25
$116.0M
$551.4M
Q2 25
$-204.0M
$204.9M
Q1 25
$-633.0M
$37.1M
Q4 24
$-473.0M
$210.5M
Q3 24
$-240.0M
$392.3M
Q2 24
$-445.0M
$137.3M
FCF Margin
AEE
AEE
THG
THG
Q1 26
Q4 25
-3.0%
22.6%
Q3 25
4.3%
33.1%
Q2 25
-9.2%
12.4%
Q1 25
-30.2%
2.3%
Q4 24
-24.4%
13.3%
Q3 24
-11.0%
25.1%
Q2 24
-26.3%
8.9%
Capex Intensity
AEE
AEE
THG
THG
Q1 26
72.3%
Q4 25
56.7%
0.1%
Q3 25
36.6%
0.2%
Q2 25
48.0%
0.1%
Q1 25
50.7%
0.1%
Q4 24
66.5%
0.2%
Q3 24
52.3%
0.2%
Q2 24
59.2%
0.1%
Cash Conversion
AEE
AEE
THG
THG
Q1 26
1.18×
Q4 25
3.78×
1.91×
Q3 25
1.72×
3.10×
Q2 25
3.11×
1.32×
Q1 25
1.49×
0.30×
Q4 24
3.93×
1.27×
Q3 24
1.96×
3.87×
Q2 24
2.14×
3.44×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AEE
AEE

Electric$1.7B76%
Natural gas$515.0M24%

THG
THG

Premiums earned$1.6B92%
Other$124.6M7%
Fees and other income$6.2M0%

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