MKL vs AIG vs BRK-B Stock Comparison

Markel, American International and Berkshire Hathaway Prices as of Oct 27, 2026 Peers: Industry group
MKL Markel Group Inc.
$1,859.36 +7.6% 1M -1.3% 1Y
Market cap
$23.11B
P/E
10.1x
Revenue (TTM)
$15.51B
Div. yield
–
Property and Casualty Insurance Financial Services
1 win
BRK-B Berkshire Hathaway Inc
$543.06 +7.4% 1M +11.3% 1Y
Market cap
$777.75M
P/E
0.0x
Revenue (TTM)
$384.69B
Div. yield
–
Property and Casualty Insurance Financial Services
6 wins

Head to Head

11 decided of 12

Berkshire Hathaway leads on 6 of the 12 questions below (Berkshire Hathaway 6, American International 4, Markel 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionMKLAIGBRK-BLeader
Larger companyMarket capitalisation $23.11B $42.26B $777.75M AIG
Cheaper on earningsLower P/E, profitable companies only 10.1x 14.3x 0.0x BRK-B
Cheaper on forward earningsLower price / next fiscal year consensus EPS 18.7x 9.6x — AIG
Faster revenue growthRevenue growth, trailing twelve months +3.5% -4.2% +3.9% BRK-B
More profitableNet margin, trailing twelve months 14.7% 11.1% 22.3% BRK-B
Better return on capitalReturn on invested capital 10.6% 6.6% -10.4% MKL
Less leveragedLower net debt / EBITDA — 0.0x 2.4x AIG
Higher dividend yieldTrailing dividend yield 0.00% 0.02% 0.00% –
Better 1-year returnPrice return, last 12 months -1.3% +0.3% +11.3% BRK-B
Better 5-year returnAnnualised price return, 5 years +7.0%/yr +5.9%/yr +13.4%/yr BRK-B
Less volatileAnnualised volatility, 1 year 19.9% 23.9% 14.7% BRK-B
Higher overall scoreMean of the five percentile scores vs peers 45/100 47/100 28/100 AIG

Percentile Scorecard

MKLAIGBRK-B

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

AxisMKLAIGBRK-B
Valuation 67 #40 of 119 53 #57 of 119 14 #103 of 119
Growth 12 #101 of 114 27 #83 of 114 29 #81 of 114
Profitability 56 #49 of 110 35 #72 of 110 32 #75 of 110
Financial Health 64 #40 of 110 60 #45 of 110 56 #49 of 110
Shareholder Returns 27 #78 of 106 58 #45 of 106 10 #96 of 106
Overall 45 47 28
  • MKL ranked among 126 companies in Insurance
  • AIG ranked among 126 companies in Insurance
  • BRK-B ranked among 126 companies in Insurance

Price Performance

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

Returns

PeriodMKLAIGBRK-BSPY
1 month +7.6%+7.3%+7.4% -0.2%
3 months -8.8%-1.6%+6.0% +3.9%
6 months -2.6%+7.3%+13.6% +8.2%
Year to date -13.5%-7.0%+8.0% +12.9%
1 year -1.3%+0.3%+11.3% +12.3%
3 years +29.8%+33.7%+63.7% +87.4%
3 years, per year +9.1%+10.2%+17.9% +23.3%
5 years +40.3%+32.9%+87.4% +67.9%
5 years, per year +7.0%+5.9%+13.4% +10.9%
10 years +111.5%+29.6%+276.0% +261.1%
10 years, per year +7.8%+2.6%+14.2% +13.7%

Risk

MeasureMKLAIGBRK-BSPY
Volatility, 1Y 19.9%23.9%14.7% 12.7%
Downside volatility, 1Y 21.2%24.0%14.4% 12.7%
Beta vs S&P 500, 1Y 0.02-0.05-0.02 1.00
Return / volatility, 1Y -0.060.010.77 0.97
Max drawdown, 5Y -28.9%-26.9%-26.6% -25.4%
From 52-week high -15.2%-8.1%-1.0% -1.2%
52-week high $2,191.90$86.59$548.72 $779.14
52-week low $1,714.26$71.89$465.40 $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.

MultipleMKLAIGBRK-B
P/E now vs peer median 10.2xmedian 10.5x 14.2xmedian 10.5x 0.0xmedian 10.5x
P/S now vs peer median 1.5xmedian 1.4x 1.6xmedian 1.4x 3.0xmedian 1.4x
EV/EBITDA now vs peer median —median 7.6x 5.6xmedian 7.6x -9.6xmedian 7.6x
P/FCF now vs peer median 10.9xmedian 8.5x 10.8xmedian 8.5x 48.3xmedian 8.5x
P/B now vs peer median 1.2xmedian 1.5x 1.0xmedian 1.5x 1.6xmedian 1.5x
PEG now vs peer median 1.19median 0.53 -2.64median 0.53 —median 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 monthsMKLAIGBRK-B
Revenue $15.51B $26.64B $384.69B
Gross profit $10.63B $12.70B $215.64B
Operating income $3.09B $4.03B -$111.18B
Net income $2.32B $2.97B $86.08B
Free cash flow $2.12B $3.85B $24.22B
EPS (diluted) $181.44 $5.56 –
Cash & equivalents $3.42B – $40.61B
Total debt $4.37B $9.13B $128.60B
Shares (diluted) 12.59M 533.57M –
Enterprise value -$43.56B $4.44B -$1.42T

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
MetricMKLAIGBRK-B
P/E 10.2x 14.2x 0.0x
P/FCF 10.9x 10.8x 48.3x
P/Operating cash flow 9.9x 10.8x 25.1x
P/S 1.5x 1.6x 3.0x
P/B 1.2x 1.0x 1.6x
P/Tangible book 1.3x 1.0x 1.6x
EV/EBITDA – 5.6x -9.6x
EV/EBIT 3.4x 10.4x -8.4x
EV/Revenue 0.7x 1.6x 2.4x
EV/FCF 5.0x 10.9x 38.6x
EV/Operating cash flow 4.5x 10.9x 20.0x
PEG (3Y EPS CAGR) 1.19 -2.64 –

Growth

14 metrics
MetricMKLAIGBRK-B
Revenue growth (1Y) 3.5% -4.2% 3.9%
Revenue CAGR (3Y) 1.0% 19.7% 4.9%
Gross profit growth (1Y) 7.4% -1.7% 2.1%
Gross profit CAGR (3Y) – 270.9% 1.0%
Operating income growth (1Y) -7.9% -21.2% -4.9%
Operating income CAGR (3Y) 2.8% 32.3% -8.5%
Net income growth (1Y) 0.2% -7.4% 35.9%
Net income CAGR (3Y) 4.0% -17.3% -0.5%
EPS growth (1Y) 5.5% 0.4% –
EPS CAGR (3Y) 8.6% -5.4% –
Operating cash flow growth (1Y) 2.7% 21.9% 70.1%
Operating cash flow CAGR (3Y) -6.0% -11.0% 2.6%
Free cash flow growth (1Y) 3.4% 21.9% 194.4%
Free cash flow CAGR (3Y) -6.3% -11.0% -2.5%

Profitability

14 metrics
MetricMKLAIGBRK-B
Gross margin 68.5% 47.7% 56.1%
EBITDA margin – 28.2% -25.3%
Operating margin 19.9% 15.1% -28.9%
Pretax margin 19.1% 13.6% 29.2%
Net margin 14.7% 11.1% 22.3%
FCF margin 13.7% 14.5% 6.3%
Operating cash flow margin 15.0% 14.5% 12.1%
Return on equity 12.5% 7.3% 11.6%
Return on assets 3.3% 1.8% 6.8%
Return on invested capital 10.6% 6.6% -10.4%
Return on capital employed – – –
Asset turnover 0.2x 0.2x 0.3x
Cash conversion (OCF / net income) 1.0x 1.3x 0.5x
Stock comp / revenue – – –

Financial Health

11 metrics
MetricMKLAIGBRK-B
Debt / assets 6.1% 5.6% 10.2%
Debt / equity 0.2x 0.2x 0.2x
Net debt / EBITDA – 0.0x 2.4x
Debt / FCF 2.1x 2.4x 5.3x
Liabilities / assets 73.3% 75.1% 40.6%
Equity / assets 26.7% 24.9% 59.4%
Interest coverage 15.2x 10.0x -21.4x
Current ratio – – –
Quick ratio – – –
Cash ratio – – –
Altman Z-score – – –

Shareholder Returns

7 metrics
MetricMKLAIGBRK-B
Dividend yield – 2.4% –
Net buyback yield 2.3% 7.1% 0.4%
Shareholder yield 2.3% 9.5% 0.4%
Payout ratio (earnings) – 33.4% –
Payout ratio (FCF) – 25.8% –
Dividend growth (1Y) – 0.6% –
Dividend CAGR (3Y) – 0.8% –

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.

ConsensusMKLAIGBRK-B
Forward P/E 18.7xFY2026 9.6xFY2026 –
EPS, next fiscal year $99.52FY2026 $8.31FY2026 –
EPS growth, next FY -13.0%FY2026 +17.2%FY2026 –
EPS growth, the year after +7.3% +12.9% –
Revenue, next fiscal year $15.96BFY2026 $28.00BFY2026 –
Revenue growth, next FY -3.8%FY2026 +4.6%FY2026 –
Revenue growth, the year after +0.4% +6.6% –

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersMKLAIGBRK-B
Held by institutions 76.8% 94.4% 65.8%
Institutions holding 926 1,139 4,923
Change in shares held, QoQ -0.2% -0.2% +1.8%
Institutions buying 424 548 2,236
Institutions selling 315 426 1,988
Buyers to sellers 1.35 1.29 1.12

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.

MKLAIGBRK-B
MKL 1.00 0.41 0.35
AIG 0.41 1.00 0.34
BRK-B 0.35 0.34 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, MKL, AIG and BRK-B?

American International (AIG) is the largest by market capitalisation: Markel (MKL) $23.11B, American International (AIG) $42.26B, Berkshire Hathaway (BRK-B) $777.75M.

Which stock is cheaper, MKL, AIG and BRK-B?

Berkshire Hathaway (BRK-B) trades on the lowest price-to-earnings ratio (Markel (MKL) 10.1x, American International (AIG) 14.3x, Berkshire Hathaway (BRK-B) 0.0x). On next year's consensus earnings, American International (AIG) is cheapest (Markel (MKL) 18.7x, American International (AIG) 9.6x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Berkshire Hathaway (BRK-B) grew revenue fastest over the trailing twelve months: Markel (MKL) +3.5%, American International (AIG) -4.2%, Berkshire Hathaway (BRK-B) +3.9%.

Which company is more profitable?

Berkshire Hathaway (BRK-B) has the highest net margin (Markel (MKL) 14.7%, American International (AIG) 11.1%, Berkshire Hathaway (BRK-B) 22.3%). On return on invested capital, Markel (MKL) leads (Markel (MKL) 10.6%, American International (AIG) 6.6%, Berkshire Hathaway (BRK-B) -10.4%).

Which stock has performed better?

Over the past year Berkshire Hathaway (BRK-B) returned the most: Markel (MKL) -1.3%, American International (AIG) +0.3%, Berkshire Hathaway (BRK-B) +11.3%. Over five years, Berkshire Hathaway (BRK-B) compounded fastest (Markel (MKL) +7.0%/yr, American International (AIG) +5.9%/yr, Berkshire Hathaway (BRK-B) +13.4%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Markel (MKL) 0.00%, American International (AIG) 0.02%, Berkshire Hathaway (BRK-B) 0.00%. Markel (MKL) and Berkshire Hathaway (BRK-B) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Berkshire Hathaway (BRK-B) has been the steadiest (Markel (MKL) 19.9%, American International (AIG) 23.9%, Berkshire Hathaway (BRK-B) 14.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, MKL, AIG and BRK-B?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Berkshire Hathaway (BRK-B) 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.