BWXT vs. TDG: BWX Technologies vs. TransDigm Stock Comparison

November 11, 2026

How do BWX Technologies (BWXT) and TransDigm (TDG) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

BWX Technologies (BWXT) and TransDigm (TDG) are both classified in the Aerospace & Defense sub-industry within the broader Aerospace & Defense industry, placing them in the closest GICS peer bucket.

Company profile comparison for BWX Technologies (BWXT) and TransDigm (TDG)
Profile Item	BWXT	TDG
Name	BWX Technologies, Inc.	TransDigm Group Inc.
Country/Region	United States	United States
GICS Sector	Industrials	Industrials
GICS Industry Group	Capital Goods	Capital Goods
GICS Industry	Aerospace & Defense	Aerospace & Defense
GICS Sub-Industry	Aerospace & Defense	Aerospace & Defense
Market Capitalization	10.95 billion USD	66.17 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	August 2, 2010	March 15, 2006
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

BWXT

TDG

GSPC

BWX Technologies (BWXT) vs. TransDigm (TDG), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

Loading price history…

Trailing total returns for BWX Technologies (BWXT) and TransDigm (TDG). Returns over one year are annualized.

Calendar-Year Returns

Loading price history…

Calendar-year total returns for BWX Technologies (BWXT) and TransDigm (TDG). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
Total Return (1Y)	-33.33%	-3.42%
Total Return (3Y, Annualized)	20.43%	14.26%
Total Return (5Y, Annualized)	20.57%	16.86%

Risk Profile

Drawdown History

BWXT

TDG

GSPC

BWX Technologies (BWXT) vs. TransDigm (TDG), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

Loading price history…

Distribution of monthly total returns for BWX Technologies (BWXT) and TransDigm (TDG). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
Volatility (1Y, Annualized)	45.97%	28.03%
Beta (5Y)	0.73	0.94
Max Drawdown (5Y)	-51.64%	-29.05%
Avg. Volume (3M)	1.19M	369.72K

Risk-Adjusted Performance

Risk-Return Positioning

BWXT and TDG are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
Sharpe Ratio (1Y)	-0.82	-0.27
Sortino Ratio (1Y)	-1.11	-0.38

Profitability

ROE (TTM)

Capital efficiency shows on one side only: BWX Technologies (BWXT) earns 28.27% on shareholders’ equity, ranked against its industry; TransDigm (TDG) has no ROE this period.

BWXT

Capital Goods industry group

28.27%

Max: 40.55%
BWXT: 28.27%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

TDG

Capital Goods industry group

Max: 40.55%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%
TDG: --

BWX Technologies (BWXT) vs. TransDigm (TDG): TDG does not report ROE, so it has no value marker; BWXT is benchmarked against the Capital Goods industry group.

Net Margin (TTM)

TransDigm (TDG) at 21.28% retains a top-quartile share of revenue as profit, ahead of BWX Technologies (BWXT) at 10.41%, which keeps about the industry-typical share.

BWXT

Capital Goods industry group

10.41%

Max: 27.47%
Q3: 12.10%
BWXT: 10.41%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

TDG

Capital Goods industry group

21.28%

Max: 27.47%
TDG: 21.28%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

TransDigm (TDG) at 46.01% turns sales into operating profit above its industry’s benchmark range, while BWX Technologies (BWXT) at 11.55% operates around its industry’s norm.

BWXT

Capital Goods industry group

11.55%

Max: 36.60%
Q3: 18.33%
BWXT: 11.55%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

TDG

Capital Goods industry group

46.01%

TDG: 46.01%
Max: 36.60%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
ROE (TTM)	28.27%	--
ROA (TTM)	5.49%	11.82%
Net Margin (TTM)	10.41%	21.28%
Operating Margin (TTM)	11.55%	46.01%
Gross Margin (TTM)	22.61%	59.82%

Growth

Revenue Growth

Both BWX Technologies (BWXT) at 18.30% and TransDigm (TDG) at 11.22% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their Revenue Growth across different time periods.

EPS Growth

Both BWX Technologies (BWXT) at 16.61% and TransDigm (TDG) at 25.21% land near their industries' usual EPS growth ranges, so bottom-line momentum looks broadly in line with peers on both sides.

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
Revenue Growth (YoY)	18.30%	11.22%
Revenue Growth (3Y CAGR)	12.73%	17.61%
EPS Growth (YoY)	16.61%	25.21%
EPS Growth (3Y CAGR)	11.25%	33.78%

Financial Strength

Current Ratio (MRQ)

BWX Technologies (BWXT) at 1.88 keeps current ratio within its industry’s typical mid-range, while TransDigm (TDG) at 3.02 sits above its industry’s typical mid-range — comfortable liquidity, though possibly with more idle current assets relative to peers.

BWXT

Capital Goods industry group

1.88

Max: 5.22
Q3: 2.95
Median: 2.08
BWXT: 1.88
Q1: 1.43
Min: 0.36

TDG

Capital Goods industry group

3.02

Max: 5.22
TDG: 3.02
Q3: 2.95
Median: 2.08
Q1: 1.43
Min: 0.36

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Only one side’s leverage can be read here: BWX Technologies (BWXT) carries debt-to-equity ratio of 1.43 against its industry range, while TransDigm (TDG) reports no figure this period.

BWXT

Capital Goods industry group

1.43

Max: 2.33
BWXT: 1.43
Q3: 1.12
Median: 0.60
Q1: 0.29
Min: 0.00

TDG

Capital Goods industry group

Max: 2.33
Q3: 1.12
Median: 0.60
Q1: 0.29
Min: 0.00
TDG: --

BWX Technologies (BWXT) vs. TransDigm (TDG): TDG does not report debt-to-equity ratio, so it has no value marker; BWXT is benchmarked against the Capital Goods industry group.

Financial Strength Metrics

Financial strength metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
Current Ratio (MRQ)	1.88	3.02
Debt / Equity (MRQ)	1.43	--
Net Debt / EBITDA	2.92	6.03

Dividends

Dividend Yield (TTM)

TransDigm (TDG) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile BWX Technologies (BWXT) reports a yield of 0.92%, ranking against industry peers normally.

BWXT

Capital Goods industry group

0.92%

Max: 2.66%
Q3: 1.14%
BWXT: 0.92%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

TDG

Capital Goods industry group

0.00%

Max: 2.66%
Q3: 1.14%
Median: 0.24%
TDG: 0.00%
Q1: 0.00%
Min: 0.00%

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

TransDigm (TDG) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile BWX Technologies (BWXT) reports a payout of 26.04%, ranking against industry peers normally.

BWXT

Capital Goods industry group

26.04%

Max: 67.39%
Q3: 28.02%
BWXT: 26.04%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

TDG

Capital Goods industry group

0.00%

Max: 67.39%
Q3: 28.02%
Median: 6.86%
TDG: 0.00%
Q1: 0.00%
Min: 0.00%

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
Dividend Yield (TTM)	0.92%	0.00%
Dividend Payout Ratio (TTM)	26.04%	0.00%

Valuation

P/E Ratio (TTM)

BWX Technologies (BWXT) at 29.37 is near its industry’s usual P/E ratio, while TransDigm (TDG) at 36.31 sits in the richer quartile — TDG needs stronger growth or earnings quality to justify the premium.

BWXT

Capital Goods industry group

29.37

Max: 59.38
Q3: 35.92
BWXT: 29.37
Median: 25.41
Q1: 19.47
Min: 3.03

TDG

Capital Goods industry group

36.31

Max: 59.38
TDG: 36.31
Q3: 35.92
Median: 25.41
Q1: 19.47
Min: 3.03

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

BWX Technologies (BWXT) at 3.04 is priced about in line with its industry on P/S ratio, while TransDigm (TDG) at 6.61 sits in the pricier quartile — TDG costs more per dollar of sales.

BWXT

Capital Goods industry group

3.04

Max: 7.54
Q3: 3.76
BWXT: 3.04
Median: 2.15
Q1: 1.03
Min: 0.03

TDG

Capital Goods industry group

6.61

Max: 7.54
TDG: 6.61
Q3: 3.76
Median: 2.15
Q1: 1.03
Min: 0.03

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

TransDigm (TDG) reports a negative P/B ratio of -6.74, meaning negative book equity — the multiple itself is not meaningful for valuation. Meanwhile BWX Technologies (BWXT) reports 7.72, ranking against industry peers normally.

BWXT

Capital Goods industry group

7.72

Max: 9.66
BWXT: 7.72
Q3: 5.00
Median: 3.12
Q1: 1.81
Min: -1.08

TDG

Capital Goods industry group

-6.74

Max: 9.66
Q3: 5.00
Median: 3.12
Q1: 1.81
Min: -1.08
TDG: -6.74

BWX Technologies (BWXT) vs. TransDigm (TDG): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for BWX Technologies (BWXT) and TransDigm (TDG)
Metric	BWXT	TDG
P/E Ratio (TTM)	29.37	36.31
P/S Ratio (TTM)	3.04	6.61
P/B Ratio (MRQ)	7.72	-6.74
Free Cash Flow Yield (TTM)	2.64%	2.20%