BRK-B vs UNP vs AIG Stock Comparison

Berkshire Hathaway, Union Pacific and American International Prices as of Oct 29, 2026 Peers: Industry group
BRK-B Berkshire Hathaway Inc
$541.90 +7.9% 1M +13.9% 1Y
Market cap
$790.07M
P/E
0.0x
Revenue (TTM)
$384.69B
Div. yield
–
Property and Casualty Insurance Financial Services
3 wins
UNP Union Pacific Corp
$301.88 +10.1% 1M +39.5% 1Y
Market cap
$180.60B
P/E
23.7x
Revenue (TTM)
$26.36B
Div. yield
–
Railroads Industrials
5 wins

Head to Head

11 decided of 12

Union Pacific leads on 5 of the 12 questions below (Union Pacific 5, Berkshire Hathaway 3, American International 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionBRK-BUNPAIGLeader
Larger companyMarket capitalisation $790.07M $180.60B $43.51B UNP
Cheaper on earningsLower P/E, profitable companies only 0.0x 23.7x 14.7x BRK-B
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 21.7x 9.8x AIG
Faster revenue growthRevenue growth, trailing twelve months +3.9% +7.4% -4.2% UNP
More profitableNet margin, trailing twelve months 22.3% 28.9% 11.1% UNP
Better return on capitalReturn on invested capital -10.4% 15.7% 6.6% UNP
Less leveragedLower net debt / EBITDA 2.4x 2.1x 0.0x AIG
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.02% –
Better 1-year returnPrice return, last 12 months +13.9% +39.5% +4.4% UNP
Better 5-year returnAnnualised price return, 5 years +13.6%/yr +4.6%/yr +6.6%/yr BRK-B
Less volatileAnnualised volatility, 1 year 14.6% 22.6% 24.0% BRK-B
Higher overall scoreMean of the five percentile scores vs peers 28/100 44/100 45/100 AIG

Percentile Scorecard

BRK-BUNPAIG

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

AxisBRK-BUNPAIG
Valuation 15 #101 of 119 11 #121 of 136 52 #58 of 119
Growth 30 #80 of 114 61 #48 of 121 27 #84 of 114
Profitability 30 #75 of 106 87 #15 of 112 31 #73 of 106
Financial Health 55 #47 of 104 36 #90 of 140 61 #41 of 104
Shareholder Returns 8 #97 of 105 25 #60 of 80 54 #49 of 105
Overall 28 44 45
  • BRK-B ranked among 126 companies in Insurance
  • UNP ranked among 150 companies in Transportation
  • AIG ranked among 126 companies in Insurance

Price Performance

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

Returns

PeriodBRK-BUNPAIGSPY
1 month +7.9%+10.1%+8.2% +0.7%
3 months +6.3%+4.3%+3.2% +3.7%
6 months +14.4%+12.0%+8.9% +7.1%
Year to date +7.8%+30.5%-4.8% +12.8%
1 year +13.9%+39.5%+4.4% +11.9%
3 years +60.6%+46.7%+33.5% +85.2%
3 years, per year +17.1%+13.6%+10.1% +22.8%
5 years +88.8%+25.1%+37.8% +67.6%
5 years, per year +13.6%+4.6%+6.6% +10.9%
10 years +276.3%+241.6%+32.9% +262.0%
10 years, per year +14.2%+13.1%+2.9% +13.7%

Risk

MeasureBRK-BUNPAIGSPY
Volatility, 1Y 14.6%22.6%24.0% 12.7%
Downside volatility, 1Y 14.2%21.8%24.2% 12.6%
Beta vs S&P 500, 1Y -0.020.16-0.05 1.00
Return / volatility, 1Y 0.951.750.18 0.94
Max drawdown, 5Y -26.6%-32.9%-26.9% -25.4%
From 52-week high -1.2%-2.8%-6.0% -1.2%
52-week high $548.72$310.62$86.59 $779.14
52-week low $465.40$216.37$71.89 $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.

MultipleBRK-BUNPAIG
P/E now vs peer median 0.0xmedian 10.7x 23.5xmedian 16.5x 14.5xmedian 10.7x
P/S now vs peer median 3.0xmedian 1.4x 6.8xmedian 0.9x 1.6xmedian 1.4x
EV/EBITDA now vs peer median -9.6xmedian 7.5x 15.8xmedian 8.8x 5.7xmedian 7.5x
P/FCF now vs peer median 48.2xmedian 8.5x 26.8xmedian 11.9x 11.1xmedian 8.5x
P/B now vs peer median 1.6xmedian 1.5x 8.1xmedian 1.2x 1.1xmedian 1.5x
PEG now vs peer median —median 0.60 3.32median 0.84 -2.70median 0.60

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 monthsBRK-BUNPAIG
Revenue $384.69B $26.36B $26.64B
Gross profit $215.64B – $12.70B
Operating income -$111.18B $10.57B $4.03B
Net income $86.08B $7.62B $2.97B
Free cash flow $24.22B $6.69B $3.85B
EPS (diluted) – $12.81 $5.56
Cash & equivalents $40.61B $2.21B –
Total debt $128.60B $30.32B $9.13B
Shares (diluted) – 594.50M 533.57M
Enterprise value -$1.42T $172.85B $5.70B

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
MetricBRK-BUNPAIG
P/E 0.0x 23.5x 14.5x
P/FCF 48.2x 26.8x 11.1x
P/Operating cash flow 25.0x 17.0x 11.1x
P/S 3.0x 6.8x 1.6x
P/B 1.6x 8.1x 1.1x
P/Tangible book 1.6x 8.1x 1.1x
EV/EBITDA -9.6x 15.8x 5.7x
EV/EBIT -8.4x 19.6x 10.6x
EV/Revenue 2.4x 7.8x 1.6x
EV/FCF 38.5x 30.9x 11.1x
EV/Operating cash flow 20.0x 19.6x 11.1x
PEG (3Y EPS CAGR) – 3.32 -2.70

Growth

14 metrics
MetricBRK-BUNPAIG
Revenue growth (1Y) 3.9% 7.4% -4.2%
Revenue CAGR (3Y) 4.9% 3.0% 19.7%
Gross profit growth (1Y) 2.1% – -1.7%
Gross profit CAGR (3Y) 1.0% – 270.9%
Operating income growth (1Y) -4.9% 6.0% -21.2%
Operating income CAGR (3Y) -8.5% 5.2% 32.3%
Net income growth (1Y) 35.9% 8.0% -7.4%
Net income CAGR (3Y) -0.5% 6.2% -17.3%
EPS growth (1Y) – 7.8% 0.4%
EPS CAGR (3Y) – 7.1% -5.4%
Operating cash flow growth (1Y) 70.1% 8.2% 21.9%
Operating cash flow CAGR (3Y) 2.6% 8.3% -11.0%
Free cash flow growth (1Y) 194.4% 11.3% 21.9%
Free cash flow CAGR (3Y) -2.5% 12.0% -11.0%

Profitability

14 metrics
MetricBRK-BUNPAIG
Gross margin 56.1% – 47.7%
EBITDA margin -25.3% 49.7% 28.2%
Operating margin -28.9% 40.1% 15.1%
Pretax margin 29.2% 37.6% 13.6%
Net margin 22.3% 28.9% 11.1%
FCF margin 6.3% 25.4% 14.5%
Operating cash flow margin 12.1% 39.9% 14.5%
Return on equity 11.6% 35.7% 7.3%
Return on assets 6.8% 10.6% 1.8%
Return on invested capital -10.4% 15.7% 6.6%
Return on capital employed – 15.9% –
Asset turnover 0.3x 0.4x 0.2x
Cash conversion (OCF / net income) 0.5x 1.4x 1.3x
Stock comp / revenue – – –

Financial Health

11 metrics
MetricBRK-BUNPAIG
Debt / assets 10.2% 41.8% 5.6%
Debt / equity 0.2x 1.4x 0.2x
Net debt / EBITDA 2.4x 2.1x 0.0x
Debt / FCF 5.3x 4.5x 2.4x
Liabilities / assets 40.6% 69.7% 75.1%
Equity / assets 59.4% 30.3% 24.9%
Interest coverage -21.4x 8.3x 10.0x
Current ratio – 1.2x –
Quick ratio – 0.9x –
Cash ratio – 0.6x –
Altman Z-score – 4.39 –

Shareholder Returns

7 metrics
MetricBRK-BUNPAIG
Dividend yield – 1.8% 2.3%
Net buyback yield 0.4% 0.0% 7.0%
Shareholder yield 0.4% 1.9% 9.3%
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.

ConsensusBRK-BUNPAIG
Forward P/E – 21.7xFY2026 9.8xFY2026
EPS, next fiscal year – $13.91FY2026 $8.31FY2026
EPS growth, next FY – +19.3%FY2026 +17.2%FY2026
EPS growth, the year after – -0.9% +12.9%
Revenue, next fiscal year – $28.02BFY2026 $28.00BFY2026
Revenue growth, next FY – +14.3%FY2026 +4.6%FY2026
Revenue growth, the year after – +5.5% +6.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBRK-BUNPAIG
Held by institutions 65.8% 89.0% 94.4%
Institutions holding 4,925 2,892 1,140
Change in shares held, QoQ +1.8% +2.4% -0.2%
Institutions buying 2,237 1,451 549
Institutions selling 1,989 985 426
Buyers to sellers 1.12 1.47 1.29

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.

BRK-BUNPAIG
BRK-B 1.00 0.23 0.34
UNP 0.23 1.00 0.29
AIG 0.34 0.29 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

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

Union Pacific (UNP) is the largest by market capitalisation: Berkshire Hathaway (BRK-B) $790.07M, Union Pacific (UNP) $180.60B, American International (AIG) $43.51B.

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

Berkshire Hathaway (BRK-B) trades on the lowest price-to-earnings ratio (Berkshire Hathaway (BRK-B) 0.0x, Union Pacific (UNP) 23.7x, American International (AIG) 14.7x). On next year's consensus earnings, American International (AIG) is cheapest (Union Pacific (UNP) 21.7x, American International (AIG) 9.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Union Pacific (UNP) grew revenue fastest over the trailing twelve months: Berkshire Hathaway (BRK-B) +3.9%, Union Pacific (UNP) +7.4%, American International (AIG) -4.2%.

Which company is more profitable?

Union Pacific (UNP) has the highest net margin (Berkshire Hathaway (BRK-B) 22.3%, Union Pacific (UNP) 28.9%, American International (AIG) 11.1%). On return on invested capital, Union Pacific (UNP) leads (Berkshire Hathaway (BRK-B) -10.4%, Union Pacific (UNP) 15.7%, American International (AIG) 6.6%).

Which stock has performed better?

Over the past year Union Pacific (UNP) returned the most: Berkshire Hathaway (BRK-B) +13.9%, Union Pacific (UNP) +39.5%, American International (AIG) +4.4%. Over five years, Berkshire Hathaway (BRK-B) compounded fastest (Berkshire Hathaway (BRK-B) +13.6%/yr, Union Pacific (UNP) +4.6%/yr, American International (AIG) +6.6%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

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

Which stock is riskier?

By one-year price volatility, Berkshire Hathaway (BRK-B) has been the steadiest (Berkshire Hathaway (BRK-B) 14.6%, Union Pacific (UNP) 22.6%, American International (AIG) 24.0%). Volatility measures how widely the price swings, not the risk of the business.

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

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Union Pacific (UNP) leads on 5. 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.