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RKLB vs. TDG: Rocket Lab vs. TransDigm Stock Comparison

How do Rocket Lab (RKLB) 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

Rocket Lab (RKLB) 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.

TransDigm (TDG) has more than two decades of public-market history since March 15, 2006, whereas Rocket Lab (RKLB) listed on November 24, 2020 and has a much shorter record to draw on.

Company profile comparison for Rocket Lab (RKLB) and TransDigm (TDG)
Profile ItemRKLBTDG
NameRocket Lab CorporationTransDigm Group Inc.
Country/RegionUnited StatesUnited States
GICS SectorIndustrialsIndustrials
GICS Industry GroupCapital GoodsCapital Goods
GICS IndustryAerospace & DefenseAerospace & Defense
GICS Sub-IndustryAerospace & DefenseAerospace & Defense
Market Capitalization33.93 billion USD66.17 billion USD
CurrencyUSDUSD
ExchangeNasdaqNYSE
Listing DateNovember 24, 2020March 15, 2006
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

RKLB
TDG
GSPC
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Rocket Lab (RKLB) 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

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Trailing total returns for Rocket Lab (RKLB) and TransDigm (TDG). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Rocket Lab (RKLB) and TransDigm (TDG). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
Total Return (1Y)12.96%-3.42%
Total Return (3Y, Annualized)138.86%14.26%
Total Return (5Y, Annualized)31.49%16.86%

Risk Profile

Drawdown History

RKLB
TDG
GSPC
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Rocket Lab (RKLB) 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

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

Risk Metrics

Rocket Lab (RKLB) carries a highly aggressive beta of 3.14, indicating much higher sensitivity to broad-market moves, whereas TransDigm (TDG) is closer to market-like at 0.94 — a noticeable difference in market-sensitivity profile.

Rocket Lab (RKLB) is heavily traded at around 19.51M shares per day, whereas TransDigm (TDG) sees a more moderate 369.72K — larger orders in the latter may require more patience and tighter control over order sizing.

Risk profile metrics for Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
Volatility (1Y, Annualized)95.71%28.03%
Beta (5Y)3.140.94
Max Drawdown (5Y)-78.32%-29.05%
Avg. Volume (3M)19.51M369.72K

Risk-Adjusted Performance

Risk-Return Positioning

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RKLB 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 Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
Sharpe Ratio (1Y)0.09-0.27
Sortino Ratio (1Y)0.14-0.38

Profitability

ROE (TTM)

TransDigm (TDG) has no ROE value reported for this period; Rocket Lab (RKLB) reports a negative figure of -7.92%, which needs context because negative ROE can reflect losses or negative shareholders’ equity.

RKLB

Capital Goods industry group

-7.92%

Max
40.55%
Q3
19.29%
Median
12.12%
Q1
4.08%
RKLB
-7.92%
Min
-17.12%

TDG

Capital Goods industry group

--

Max
40.55%
Q3
19.29%
Median
12.12%
Q1
4.08%
Min
-17.12%
TDG
--
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Rocket Lab (RKLB) vs. TransDigm (TDG): TDG does not report ROE, so it has no value marker; RKLB is benchmarked against the Capital Goods industry group.

Net Margin (TTM)

Rocket Lab (RKLB) reports a negative net margin of -21.51%, usually indicating a net loss over the period. Meanwhile TransDigm (TDG) reports 21.28%, ranking against industry peers normally.

RKLB

Capital Goods industry group

-21.51%

Max
27.47%
Q3
12.10%
Median
6.30%
Q1
1.40%
Min
-12.89%
RKLB
-21.51%

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%
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Rocket Lab (RKLB) vs. TransDigm (TDG): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

Rocket Lab (RKLB) reports a negative operating margin of -24.57%, usually indicating that operating costs exceeded revenue at the operating-income line. Meanwhile TransDigm (TDG) reports 46.01%, ranking against industry peers normally.

RKLB

Capital Goods industry group

-24.57%

Max
36.60%
Q3
18.33%
Median
11.12%
Q1
5.14%
Min
-12.63%
RKLB
-24.57%

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%
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Rocket Lab (RKLB) vs. TransDigm (TDG): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
ROE (TTM)-7.92%--
ROA (TTM)-4.62%11.82%
Net Margin (TTM)-21.51%21.28%
Operating Margin (TTM)-24.57%46.01%
Gross Margin (TTM)37.26%59.82%

Growth

Revenue Growth

Rocket Lab (RKLB) at 37.96% sits in the top revenue growth quartile, while TransDigm (TDG) at 11.22% is closer to the peer norm — faster top-line expansion for RKLB.

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Rocket Lab (RKLB) vs. TransDigm (TDG): A comparison of their Revenue Growth across different time periods.

EPS Growth

Only one side can be read here: TransDigm (TDG) reports EPS growth of 25.21%, ranked against its industry; Rocket Lab (RKLB) has no EPS growth figure this period.

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Rocket Lab (RKLB) vs. TransDigm (TDG): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
Revenue Growth (YoY)37.96%11.22%
Revenue Growth (3Y CAGR)41.82%17.61%
EPS Growth (YoY)--25.21%
EPS Growth (3Y CAGR)--33.78%

Financial Strength

Current Ratio (MRQ)

Both Rocket Lab (RKLB) at 5.48 and TransDigm (TDG) at 3.02 post current ratio above their industries’ typical mid-ranges — short-term liquidity appears comfortable, though unusually high readings can point to idle current assets.

RKLB

Capital Goods industry group

5.48

RKLB
5.48
Max
5.22
Q3
2.95
Median
2.08
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
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Rocket Lab (RKLB) 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: Rocket Lab (RKLB) carries debt-to-equity ratio of 0.04 against its industry range, while TransDigm (TDG) reports no figure this period.

RKLB

Capital Goods industry group

0.04

Max
2.33
Q3
1.12
Median
0.60
Q1
0.29
RKLB
0.04
Min
0.00

TDG

Capital Goods industry group

--

Max
2.33
Q3
1.12
Median
0.60
Q1
0.29
Min
0.00
TDG
--
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Rocket Lab (RKLB) vs. TransDigm (TDG): TDG does not report debt-to-equity ratio, so it has no value marker; RKLB is benchmarked against the Capital Goods industry group.

Financial Strength Metrics

Financial strength metrics for Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
Current Ratio (MRQ)5.483.02
Debt / Equity (MRQ)0.04--
Net Debt / EBITDA--6.03

Dividends

Dividend Yield (TTM)

Neither Rocket Lab (RKLB) nor TransDigm (TDG) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

RKLB

Capital Goods industry group

0.00%

Max
2.66%
Q3
1.14%
Median
0.24%
RKLB
0.00%
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%
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Rocket Lab (RKLB) vs. TransDigm (TDG): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

Neither Rocket Lab (RKLB) nor TransDigm (TDG) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

RKLB

Capital Goods industry group

0.00%

Max
67.39%
Q3
28.02%
Median
6.86%
RKLB
0.00%
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%
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Rocket Lab (RKLB) vs. TransDigm (TDG): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
Dividend Yield (TTM)0.00%0.00%
Dividend Payout Ratio (TTM)0.00%0.00%

Valuation

P/E Ratio (TTM)

An earnings multiple is available for just one side: TransDigm (TDG) trades at 36.31 times trailing earnings, ranked against its peers, while Rocket Lab (RKLB) has no P/E ratio this period.

RKLB

Capital Goods industry group

--

Max
59.38
Q3
35.92
Median
25.41
Q1
19.47
Min
3.03
RKLB
--

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
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Rocket Lab (RKLB) vs. TransDigm (TDG): RKLB does not report P/E ratio, so it has no value marker; TDG is benchmarked against the Capital Goods industry group.

P/S Ratio (TTM)

Both look expensive on sales: TransDigm (TDG) at 6.61 sits in the upper P/S ratio quartile, and Rocket Lab (RKLB) at 44.12 prices even higher, above its industry range.

RKLB

Capital Goods industry group

44.12

RKLB
44.12
Max
7.54
Q3
3.76
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
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Rocket Lab (RKLB) 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 Rocket Lab (RKLB) reports 9.09, ranking against industry peers normally.

RKLB

Capital Goods industry group

9.09

Max
9.66
RKLB
9.09
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
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Rocket Lab (RKLB) vs. TransDigm (TDG): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for Rocket Lab (RKLB) and TransDigm (TDG)
MetricRKLBTDG
P/E Ratio (TTM)--36.31
P/S Ratio (TTM)44.126.61
P/B Ratio (MRQ)9.09-6.74
Free Cash Flow Yield (TTM)-0.74%2.20%