BA vs RKLB vs TDG Stock Comparison

Boeing, Rocket Lab and TransDigm Prices as of Nov 4, 2026 Peers: Industry group
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BA Boeing Co
$176.97 -8.2% 1M -10.6% 1Y
Market cap
$135.54B
P/E
18.5x
Revenue (TTM)
$94.91B
Div. yield
–
Commercial Aerospace Industrials
4 wins
RKLB Rocket Lab Corp
$52.37 -28.3% 1M -7.4% 1Y
Market cap
$28.91B
P/E
–
Revenue (TTM)
$769.15M
Div. yield
–
Space Industrials
2 wins
TDG TransDigm Group INC
$1,217.33 +11.3% 1M -5.8% 1Y
Market cap
$68.37B
P/E
35.8x
Revenue (TTM)
$10.01B
Div. yield
–
Commercial Aerospace Industrials
4 wins

Head to Head

10 decided of 12

Boeing leads on 4 of the 12 questions below (Boeing 4, TransDigm 4, Rocket Lab 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionBARKLBTDGLeader
Larger companyMarket capitalisation $135.54B $28.91B $68.37B BA
Cheaper on earningsLower P/E, profitable companies only 18.5x -174.8x 35.8x BA
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — 27.7x –
Faster revenue growthRevenue growth, trailing twelve months +17.5% +52.5% +16.6% RKLB
More profitableNet margin, trailing twelve months 7.7% -21.5% 19.1% TDG
Better return on capitalReturn on invested capital 18.2% -6.7% 15.5% BA
Less leveragedLower net debt / EBITDA 2.1x 14.4x 6.1x BA
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -10.6% -7.4% -5.8% TDG
Better 5-year returnAnnualised price return, 5 years -4.6%/yr +27.6%/yr +12.9%/yr RKLB
Less volatileAnnualised volatility, 1 year 35.5% 92.7% 28.0% TDG
Higher overall scoreMean of the five percentile scores vs peers 57/100 42/100 65/100 TDG

Percentile Scorecard

BARKLBTDG

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

AxisBARKLBTDG
Valuation 65 #36 of 101 17 #84 of 101 52 #49 of 101
Growth 84 #17 of 98 52 #48 of 98 66 #34 of 98
Profitability 68 #32 of 97 31 #67 of 97 96 #5 of 97
Financial Health 12 #94 of 107 89 #13 of 107 19 #87 of 107
Shareholder Returns – 23 #51 of 66 94 #5 of 66
Overall 57 42 65
  • BA ranked among 108 companies in Aerospace and Defense
  • RKLB ranked among 108 companies in Aerospace and Defense
  • TDG ranked among 108 companies in Aerospace and Defense

Price Performance

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

Returns

PeriodBARKLBTDGSPY
1 month -8.2%-28.3%+11.3% -1.0%
3 months -26.3%-30.0%-3.0% -0.4%
6 months -23.0%-38.1%-1.3% +4.5%
Year to date -18.5%-24.9%-8.5% +12.4%
1 year -10.6%-7.4%-5.8% +13.6%
3 years -9.3%+1,036.0%+38.0% +76.4%
3 years, per year -3.2%+124.9%+11.3% +20.8%
5 years -21.2%+237.7%+83.0% +63.7%
5 years, per year -4.6%+27.6%+12.9% +10.4%
10 years +26.8%—+355.2% +267.7%
10 years, per year +2.4%—+16.4% +13.9%

Risk

MeasureBARKLBTDGSPY
Volatility, 1Y 35.5%92.7%28.0% 12.8%
Downside volatility, 1Y 34.6%90.0%29.4% 12.7%
Beta vs S&P 500, 1Y 1.103.780.73 1.00
Return / volatility, 1Y -0.30-0.08-0.21 1.06
Max drawdown, 5Y -50.3%-78.3%-33.6% -25.4%
From 52-week high -29.8%-65.1%-16.0% -1.6%
52-week high $252.15$150.23$1,450.00 $779.14
52-week low $167.12$39.48$1,076.01 $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.

MultipleBARKLBTDG
P/E now vs peer median 19.2xmedian 25.9x -199.3xmedian 25.9x 36.6xmedian 25.9x
P/S now vs peer median 1.5xmedian 2.8x 40.7xmedian 2.8x 6.7xmedian 2.8x
EV/EBITDA now vs peer median 13.8xmedian 14.7x -182.0xmedian 14.7x 19.3xmedian 14.7x
P/FCF now vs peer median 8,765xmedian 26.9x -84.4xmedian 26.9x 34.9xmedian 26.9x
P/B now vs peer median 21.4xmedian 2.5x 9.0xmedian 2.5x -6.9xmedian 2.5x
PEG now vs peer median 0.33median 0.94 -24.10median 0.94 1.73median 0.94

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 monthsBARKLBTDG
Revenue $94.91B $769.15M $10.01B
Gross profit $8.94B $286.62M $5.96B
Operating income $9.74B -$223.49M $4.61B
Net income $7.66B -$165.46M $2.13B
Free cash flow $16.00M -$371.14M $1.93B
R&D $3.62B $312.42M –
EPS (diluted) $9.22 $-0.26 $33.29
Cash & equivalents $9.50B $2.13B $2.77B
Total debt $45.92B $1.72M $33.49B
Shares (diluted) 792.90M 629.68M 57.40M
Enterprise value $44.50B $23.24B $56.38B

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
MetricBARKLBTDG
P/E 19.2x -199.3x 36.6x
P/FCF 8,765x -84.4x 34.9x
P/Operating cash flow 35.0x -140.8x 30.6x
P/S 1.5x 40.7x 6.7x
P/B 21.4x 9.0x -6.9x
P/Tangible book 26.5x 9.9x -4.6x
EV/EBITDA 13.8x -182.0x 19.3x
EV/EBIT 17.0x -129.9x 21.3x
EV/Revenue 1.7x 37.7x 9.8x
EV/FCF 10,340x -78.2x 50.9x
EV/Operating cash flow 41.2x -130.5x 44.6x
PEG (3Y EPS CAGR) 0.33 -24.10 1.73

Growth

14 metrics
MetricBARKLBTDG
Revenue growth (1Y) 17.5% 52.5% 16.6%
Revenue CAGR (3Y) 7.8% 49.2% 17.0%
Gross profit growth (1Y) 906.6% 95.7% 16.9%
Gross profit CAGR (3Y) 9.1% 109.3% 17.9%
Operating income growth (1Y) 217.8% -0.5% 16.7%
Operating income CAGR (3Y) 107.6% -11.7% 19.4%
Net income growth (1Y) 177.7% 28.5% 10.2%
Net income CAGR (3Y) 67.1% -0.4% 22.8%
EPS growth (1Y) 168.9% 41.5% 10.5%
EPS CAGR (3Y) 58.4% 8.3% 21.1%
Operating cash flow growth (1Y) 208.0% -100.8% 4.5%
Operating cash flow CAGR (3Y) -12.7% -44.7% 22.8%
Free cash flow growth (1Y) 100.3% -81.9% 1.1%
Free cash flow CAGR (3Y) -84.9% -45.7% 22.4%

Profitability

14 metrics
MetricBARKLBTDG
Gross margin 9.4% 37.3% 59.6%
EBITDA margin 12.7% -20.7% 50.7%
Operating margin 10.3% -29.1% 46.0%
Pretax margin 8.3% -24.9% 27.4%
Net margin 7.7% -21.5% 19.1%
FCF margin 0.0% -48.3% 19.3%
Operating cash flow margin 4.2% -28.9% 22.0%
Return on equity 121.0% -5.7% –
Return on assets 4.6% -4.7% 8.2%
Return on invested capital 18.2% -6.7% 15.5%
Return on capital employed 17.9% -7.5% 19.6%
Asset turnover 0.6x 0.2x 0.4x
Cash conversion (OCF / net income) 0.5x 1.3x 1.0x
Stock comp / revenue 0.5% 10.6% 1.5%

Financial Health

11 metrics
MetricBARKLBTDG
Debt / assets 26.9% 0.0% 125.2%
Debt / equity 7.0x 0.0x -3.4x
Net debt / EBITDA 2.1x 14.4x 6.1x
Debt / FCF 2,870x 0.0x 17.4x
Liabilities / assets 96.2% 16.6% 136.7%
Equity / assets 3.8% 83.4% -36.7%
Interest coverage 4.0x -13.9x 2.5x
Current ratio 1.1x 5.5x 3.0x
Quick ratio 0.3x 4.8x 1.9x
Cash ratio 0.2x 4.4x 1.1x
Altman Z-score 1.50 27.35 1.80

Shareholder Returns

7 metrics
MetricBARKLBTDG
Dividend yield – – –
Net buyback yield – -7.3% 2.5%
Shareholder yield 0.0% -7.3% 2.5%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

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.

ConsensusBARKLBTDG
Forward P/E – – 27.7xFY2026
EPS, next fiscal year $-0.99FY2026 $-0.28FY2026 $44.01FY2026
EPS growth, next FY -183.2%FY2026 – +17.9%FY2026
EPS growth, the year after – – +7.9%
Revenue, next fiscal year $91.05BFY2026 $918.00MFY2026 $10.01BFY2026
Revenue growth, next FY +1.8%FY2026 +52.5%FY2026 +13.4%FY2026
Revenue growth, the year after +18.5% +51.6% +24.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBARKLBTDG
Held by institutions 75.6% 51.2% 93.2%
Institutions holding 2,632 1,131 1,142
Change in shares held, QoQ +2.3% +10.9% +1.2%
Institutions buying 1,330 811 585
Institutions selling 846 240 368
Buyers to sellers 1.57 3.38 1.59

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.

BARKLBTDG
BA 1.00 0.26 0.37
RKLB 0.26 1.00 0.09
TDG 0.37 0.09 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, BA, RKLB and TDG?

Boeing (BA) is the largest by market capitalisation: Boeing (BA) $135.54B, Rocket Lab (RKLB) $28.91B, TransDigm (TDG) $68.37B.

Which stock is cheaper, BA, RKLB and TDG?

Boeing (BA) trades on the lowest price-to-earnings ratio (Boeing (BA) 18.5x, Rocket Lab (RKLB) -174.8x, TransDigm (TDG) 35.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Rocket Lab (RKLB) grew revenue fastest over the trailing twelve months: Boeing (BA) +17.5%, Rocket Lab (RKLB) +52.5%, TransDigm (TDG) +16.6%.

Which company is more profitable?

TransDigm (TDG) has the highest net margin (Boeing (BA) 7.7%, Rocket Lab (RKLB) -21.5%, TransDigm (TDG) 19.1%). On return on invested capital, Boeing (BA) leads (Boeing (BA) 18.2%, Rocket Lab (RKLB) -6.7%, TransDigm (TDG) 15.5%).

Which stock has performed better?

Over the past year TransDigm (TDG) returned the most: Boeing (BA) -10.6%, Rocket Lab (RKLB) -7.4%, TransDigm (TDG) -5.8%. Over five years, Rocket Lab (RKLB) compounded fastest (Boeing (BA) -4.6%/yr, Rocket Lab (RKLB) +27.6%/yr, TransDigm (TDG) +12.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, TransDigm (TDG) has been the steadiest (Boeing (BA) 35.5%, Rocket Lab (RKLB) 92.7%, TransDigm (TDG) 28.0%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, BA, RKLB and TDG?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Boeing (BA) leads on 4. 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.