ACGL vs AIG vs AIZ Stock Comparison

Arch Capital, American International and Assurant Prices as of Oct 27, 2026 Peers: Industry group
ACGL Arch Capital Group Ltd.
$100.34 +6.0% 1M +16.8% 1Y
Market cap
$35.39B
P/E
8.2x
Revenue (TTM)
$18.78B
Div. yield
0.00%
Property and Casualty Insurance Financial Services
3 wins
AIZ Assurant, Inc.
$286.38 +8.1% 1M +35.0% 1Y
Market cap
$14.12B
P/E
13.3x
Revenue (TTM)
$13.46B
Div. yield
0.01%
Property and Casualty Insurance Financial Services
3 wins

Head to Head

12 decided of 12

American International leads on 6 of the 12 questions below (American International 6, Arch Capital 3, Assurant 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionACGLAIGAIZLeader
Larger companyMarket capitalisation $35.39B $42.49B $14.12B AIG
Cheaper on earningsLower P/E, profitable companies only 8.2x 14.3x 13.3x ACGL
Cheaper on forward earningsLower price / next fiscal year consensus EPS 9.8x 9.6x 12.4x AIG
Faster revenue growthRevenue growth, trailing twelve months -3.9% -4.2% +9.4% AIZ
More profitableNet margin, trailing twelve months — 11.1% 7.9% AIG
Better return on capitalReturn on invested capital — 6.6% -15.8% AIG
Less leveragedLower net debt / EBITDA — 0.0x -0.1x AIZ
Higher dividend yieldTrailing dividend yield 0.00% 0.02% 0.01% AIG
Better 1-year returnPrice return, last 12 months +16.8% +0.3% +35.0% AIZ
Better 5-year returnAnnualised price return, 5 years +19.0%/yr +5.9%/yr +11.9%/yr ACGL
Less volatileAnnualised volatility, 1 year 20.7% 23.9% 22.3% ACGL
Higher overall scoreMean of the five percentile scores vs peers 46/100 47/100 46/100 AIG

Percentile Scorecard

ACGLAIGAIZ

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisACGLAIGAIZ
Valuation 66 #41 of 119 53 #57 of 119 42 #70 of 119
Growth 28 #82 of 114 27 #83 of 114 68 #37 of 114
Profitability 71 #33 of 110 35 #72 of 110 38 #69 of 110
Financial Health – 60 #45 of 110 24 #84 of 110
Shareholder Returns 17 #88 of 106 58 #45 of 106 61 #42 of 106
Overall 46 47 46
  • ACGL ranked among 126 companies in Insurance
  • AIG ranked among 126 companies in Insurance
  • AIZ ranked among 126 companies in Insurance

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodACGLAIGAIZSPY
1 month +6.0%+7.3%+8.1% -0.2%
3 months -5.8%-1.6%+1.2% +3.9%
6 months +3.4%+7.3%+21.7% +8.2%
Year to date +4.6%-7.0%+18.9% +12.9%
1 year +16.8%+0.3%+35.0% +12.3%
3 years +23.3%+33.7%+96.1% +87.4%
3 years, per year +7.2%+10.2%+25.2% +23.3%
5 years +138.7%+32.9%+75.1% +67.9%
5 years, per year +19.0%+5.9%+11.9% +10.9%
10 years +290.8%+29.6%+257.2% +261.1%
10 years, per year +14.6%+2.6%+13.6% +13.7%

Risk

MeasureACGLAIGAIZSPY
Volatility, 1Y 20.7%23.9%22.3% 12.7%
Downside volatility, 1Y 22.1%24.0%23.1% 12.7%
Beta vs S&P 500, 1Y -0.35-0.050.11 1.00
Return / volatility, 1Y 0.810.011.56 0.97
Max drawdown, 5Y -26.2%-26.9%-45.7% -25.4%
From 52-week high -5.8%-8.1%-5.0% -1.2%
52-week high $106.48$86.59$301.46 $779.14
52-week low $84.72$71.89$207.89 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleACGLAIGAIZ
P/E now vs peer median 7.9xmedian 10.5x 14.2xmedian 10.5x 13.3xmedian 10.5x
P/S now vs peer median 1.8xmedian 1.4x 1.6xmedian 1.4x 1.1xmedian 1.4x
EV/EBITDA now vs peer median —median 7.6x 5.6xmedian 7.6x -10.6xmedian 7.6x
P/FCF now vs peer median 5.4xmedian 8.5x 10.8xmedian 8.5x 8.5xmedian 8.5x
P/B now vs peer median 1.5xmedian 1.5x 1.0xmedian 1.5x 2.3xmedian 1.5x
PEG now vs peer median 0.46median 0.53 -2.64median 0.53 0.27median 0.53

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsACGLAIGAIZ
Revenue $18.78B $26.64B $13.46B
Gross profit – $12.70B $10.51B
Operating income – $4.03B -$1.62B
Net income $4.38B $2.97B $1.06B
Free cash flow – $3.85B $1.66B
EPS (diluted) $12.43 $5.56 $21.34
Cash & equivalents $1.15B – $1.70B
Total debt – $9.13B $8.83B
Shares (diluted) 348.80M 533.57M 49.83M
Enterprise value $35.39B $4.67B $5.89B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricACGLAIGAIZ
P/E 7.9x 14.2x 13.3x
P/FCF 5.4x 10.8x 8.5x
P/Operating cash flow 6.0x 10.8x 7.6x
P/S 1.8x 1.6x 1.1x
P/B 1.5x 1.0x 2.3x
P/Tangible book 1.5x 1.0x 2.5x
EV/EBITDA – 5.6x -10.6x
EV/EBIT – 10.4x -8.9x
EV/Revenue 1.8x 1.6x 1.1x
EV/FCF – 10.9x 8.6x
EV/Operating cash flow 6.0x 10.9x 7.7x
PEG (3Y EPS CAGR) 0.46 -2.64 0.27

Growth

14 metrics
MetricACGLAIGAIZ
Revenue growth (1Y) -3.9% -4.2% 9.4%
Revenue CAGR (3Y) 14.8% 19.7% 8.4%
Gross profit growth (1Y) – -1.7% 12.4%
Gross profit CAGR (3Y) – 270.9% 9.4%
Operating income growth (1Y) – -21.2% 22.1%
Operating income CAGR (3Y) – 32.3% 8.2%
Net income growth (1Y) 6.9% -7.4% 48.3%
Net income CAGR (3Y) 13.8% -17.3% 45.5%
EPS growth (1Y) 15.3% 0.4% 53.5%
EPS CAGR (3Y) 17.2% -5.4% 49.3%
Operating cash flow growth (1Y) -10.5% 21.9% 56.3%
Operating cash flow CAGR (3Y) 3.8% -11.0% 10.9%
Free cash flow growth (1Y) – 21.9% 70.9%
Free cash flow CAGR (3Y) – -11.0% 12.2%

Profitability

14 metrics
MetricACGLAIGAIZ
Gross margin – 47.7% 78.1%
EBITDA margin – 28.2% -10.0%
Operating margin – 15.1% -12.0%
Pretax margin – 13.6% 9.9%
Net margin – 11.1% 7.9%
FCF margin – 14.5% 12.3%
Operating cash flow margin 30.2% 14.5% 13.9%
Return on equity 18.0% 7.3% 17.8%
Return on assets 5.0% 1.8% 3.0%
Return on invested capital – 6.6% -15.8%
Return on capital employed – – –
Asset turnover 0.2x 0.2x 0.4x
Cash conversion (OCF / net income) 1.3x 1.3x 1.8x
Stock comp / revenue 0.8% – 0.7%

Financial Health

11 metrics
MetricACGLAIGAIZ
Debt / assets – 5.6% 6.1%
Debt / equity – 0.2x 0.4x
Net debt / EBITDA – 0.0x -0.1x
Debt / FCF – 2.4x 1.3x
Liabilities / assets 72.7% 75.1% 83.1%
Equity / assets 27.3% 24.9% 16.9%
Interest coverage – 10.0x -14.3x
Current ratio – – –
Quick ratio – – –
Cash ratio – – –
Altman Z-score – – –

Shareholder Returns

7 metrics
MetricACGLAIGAIZ
Dividend yield 0.0% 2.4% 1.2%
Net buyback yield – 7.1% 2.7%
Shareholder yield 0.0% 9.5% 3.9%
Payout ratio (earnings) 0.1% 33.4% 16.6%
Payout ratio (FCF) – 25.8% 10.7%
Dividend growth (1Y) -99.7% 0.6% 8.9%
Dividend CAGR (3Y) – 0.8% 5.4%

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusACGLAIGAIZ
Forward P/E 9.8xFY2026 9.6xFY2026 12.4xFY2026
EPS, next fiscal year $10.24FY2026 $8.31FY2026 $23.08FY2026
EPS growth, next FY +3.7%FY2026 +17.2%FY2026 +16.7%FY2026
EPS growth, the year after -9.2% +12.9% -2.2%
Revenue, next fiscal year $16.72BFY2026 $28.00BFY2026 $13.27BFY2026
Revenue growth, next FY +1.4%FY2026 +4.6%FY2026 +3.6%FY2026
Revenue growth, the year after -5.0% +6.6% +14.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersACGLAIGAIZ
Held by institutions 91.0% 94.4% 98.2%
Institutions holding 903 1,139 611
Change in shares held, QoQ -1.7% -0.2% +3.3%
Institutions buying 428 548 323
Institutions selling 364 426 198
Buyers to sellers 1.18 1.29 1.63

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

ACGLAIGAIZ
ACGL 1.00 0.52 0.45
AIG 0.52 1.00 0.27
AIZ 0.45 0.27 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ACGL, AIG and AIZ?

American International (AIG) is the largest by market capitalisation: Arch Capital (ACGL) $35.39B, American International (AIG) $42.49B, Assurant (AIZ) $14.12B.

Which stock is cheaper, ACGL, AIG and AIZ?

Arch Capital (ACGL) trades on the lowest price-to-earnings ratio (Arch Capital (ACGL) 8.2x, American International (AIG) 14.3x, Assurant (AIZ) 13.3x). On next year's consensus earnings, American International (AIG) is cheapest (Arch Capital (ACGL) 9.8x, American International (AIG) 9.6x, Assurant (AIZ) 12.4x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Assurant (AIZ) grew revenue fastest over the trailing twelve months: Arch Capital (ACGL) -3.9%, American International (AIG) -4.2%, Assurant (AIZ) +9.4%.

Which company is more profitable?

American International (AIG) has the highest net margin (American International (AIG) 11.1%, Assurant (AIZ) 7.9%). On return on invested capital, American International (AIG) leads (American International (AIG) 6.6%, Assurant (AIZ) -15.8%).

Which stock has performed better?

Over the past year Assurant (AIZ) returned the most: Arch Capital (ACGL) +16.8%, American International (AIG) +0.3%, Assurant (AIZ) +35.0%. Over five years, Arch Capital (ACGL) compounded fastest (Arch Capital (ACGL) +19.0%/yr, American International (AIG) +5.9%/yr, Assurant (AIZ) +11.9%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

American International (AIG) has the highest dividend yield: Arch Capital (ACGL) 0.00%, American International (AIG) 0.02%, Assurant (AIZ) 0.01%.

Which stock is riskier?

By one-year price volatility, Arch Capital (ACGL) has been the steadiest (Arch Capital (ACGL) 20.7%, American International (AIG) 23.9%, Assurant (AIZ) 22.3%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ACGL, AIG and AIZ?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, American International (AIG) leads on 6. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.