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LDOS vs. TTEK: Leidos vs. Tetra Tech Stock Comparison

How do Leidos (LDOS) and Tetra Tech (TTEK) 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

Leidos (LDOS) and Tetra Tech (TTEK) both fall under the Commercial & Professional Services industry group, but LDOS is classified in Professional Services while TTEK is classified in Commercial Services & Supplies.

Company profile comparison for Leidos (LDOS) and Tetra Tech (TTEK)
Profile ItemLDOSTTEK
NameLeidos Holdings, Inc.Tetra Tech Inc.
Country/RegionUnited StatesUnited States
GICS SectorIndustrialsIndustrials
GICS Industry GroupCommercial & Professional ServicesCommercial & Professional Services
GICS IndustryProfessional ServicesCommercial Services & Supplies
GICS Sub-IndustryResearch & Consulting ServicesEnvironmental & Facilities Services
Market Capitalization16.19 billion USD10.32 billion USD
CurrencyUSDUSD
ExchangeNYSENasdaq
Listing DateOctober 17, 2006December 17, 1991
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

LDOS
TTEK
GSPC
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Leidos (LDOS) vs. Tetra Tech (TTEK), 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 Leidos (LDOS) and Tetra Tech (TTEK). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Leidos (LDOS) and Tetra Tech (TTEK). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
Total Return (1Y)-30.14%29.45%
Total Return (3Y, Annualized)11.13%11.17%
Total Return (5Y, Annualized)8.97%3.89%

Risk Profile

Drawdown History

LDOS
TTEK
GSPC
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Leidos (LDOS) vs. Tetra Tech (TTEK), 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 Leidos (LDOS) and Tetra Tech (TTEK). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
Volatility (1Y, Annualized)35.87%37.39%
Beta (5Y)0.550.84
Max Drawdown (5Y)-49.47%-47.50%
Avg. Volume (3M)1.21M2.25M

Risk-Adjusted Performance

Risk-Return Positioning

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LDOS and TTEK 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 Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
Sharpe Ratio (1Y)-0.960.67
Sortino Ratio (1Y)-1.291.02

Profitability

ROE (TTM)

Leidos (LDOS) at 28.27% sits in the top ROE quartile, while Tetra Tech (TTEK) at 24.30% is closer to the peer norm — stronger capital efficiency for LDOS.

LDOS

Commercial & Professional Services industry group

28.27%

Max
47.06%
LDOS
28.27%
Q3
25.43%
Median
14.11%
Q1
3.92%
Min
-20.15%

TTEK

Commercial & Professional Services industry group

24.30%

Max
47.06%
Q3
25.43%
TTEK
24.30%
Median
14.11%
Q1
3.92%
Min
-20.15%
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their ROE against the Commercial & Professional Services industry group benchmark.

Net Margin (TTM)

Both Leidos (LDOS) at 7.97% and Tetra Tech (TTEK) at 10.00% keep about the typical share of revenue as profit for their industries — neither bottom line stands out from peers.

LDOS

Commercial & Professional Services industry group

7.97%

Max
23.28%
Q3
11.35%
LDOS
7.97%
Median
5.65%
Q1
0.87%
Min
-8.60%

TTEK

Commercial & Professional Services industry group

10.00%

Max
23.28%
Q3
11.35%
TTEK
10.00%
Median
5.65%
Q1
0.87%
Min
-8.60%
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their net margin against the Commercial & Professional Services industry group benchmark.

Operating Margin (TTM)

Both Leidos (LDOS) at 12.05% and Tetra Tech (TTEK) at 14.25% run core operations about as efficiently as their industries’ norm — neither stands out on operating profitability.

LDOS

Commercial & Professional Services industry group

12.05%

Max
38.50%
Q3
18.84%
LDOS
12.05%
Median
10.40%
Q1
5.59%
Min
-12.00%

TTEK

Commercial & Professional Services industry group

14.25%

Max
38.50%
Q3
18.84%
TTEK
14.25%
Median
10.40%
Q1
5.59%
Min
-12.00%
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their operating margin against the Commercial & Professional Services industry group benchmark.

Profitability Metrics

Profitability metrics for Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
ROE (TTM)28.27%24.30%
ROA (TTM)9.08%8.54%
Net Margin (TTM)7.97%10.00%
Operating Margin (TTM)12.05%14.25%
Gross Margin (TTM)17.63%21.84%

Growth

Revenue Growth

Both Leidos (LDOS) at 3.07% and Tetra Tech (TTEK) at 4.69% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their Revenue Growth across different time periods.

EPS Growth

Leidos (LDOS) at 20.82% sits in the top EPS growth quartile, while Tetra Tech (TTEK) at -24.39% is closer to the peer norm — faster per-share earnings growth for LDOS.

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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
Revenue Growth (YoY)3.07%4.69%
Revenue Growth (3Y CAGR)6.06%15.81%
EPS Growth (YoY)20.82%-24.39%
EPS Growth (3Y CAGR)30.96%-1.46%

Financial Strength

Current Ratio (MRQ)

Both Leidos (LDOS) at 1.60 and Tetra Tech (TTEK) at 1.18 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

LDOS

Commercial & Professional Services industry group

1.60

Max
3.63
Q3
2.14
LDOS
1.60
Median
1.55
Q1
1.09
Min
0.45

TTEK

Commercial & Professional Services industry group

1.18

Max
3.63
Q3
2.14
Median
1.55
TTEK
1.18
Q1
1.09
Min
0.45
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their current ratio against the Commercial & Professional Services industry group benchmark.

Debt / Equity (MRQ)

Tetra Tech (TTEK) at 0.55 carries an industry-typical debt-to-equity mix, while Leidos (LDOS) at 1.26 uses more debt funding than most peers.

LDOS

Commercial & Professional Services industry group

1.26

Max
2.37
LDOS
1.26
Q3
1.25
Median
0.88
Q1
0.35
Min
0.00

TTEK

Commercial & Professional Services industry group

0.55

Max
2.37
Q3
1.25
Median
0.88
TTEK
0.55
Q1
0.35
Min
0.00
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their debt-to-equity ratio against the Commercial & Professional Services industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
Current Ratio (MRQ)1.601.18
Debt / Equity (MRQ)1.260.55
Net Debt / EBITDA2.461.21

Dividends

Dividend Yield (TTM)

Both Leidos (LDOS) at 1.27% and Tetra Tech (TTEK) at 0.66% pay solid, industry-typical yields, sitting squarely within their peers’ usual range.

LDOS

Commercial & Professional Services industry group

1.27%

Max
4.33%
Q3
1.80%
LDOS
1.27%
Median
0.60%
Q1
0.00%
Min
0.00%

TTEK

Commercial & Professional Services industry group

0.66%

Max
4.33%
Q3
1.80%
TTEK
0.66%
Median
0.60%
Q1
0.00%
Min
0.00%
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their dividend yield against the Commercial & Professional Services industry group benchmark.

Dividend Payout Ratio (TTM)

Both Leidos (LDOS) at 15.37% and Tetra Tech (TTEK) at 16.08% keep payout ratio within their industries’ typical mid-ranges — dividend policies that share earnings without consuming too much of them.

LDOS

Commercial & Professional Services industry group

15.37%

Max
99.58%
Q3
41.99%
Median
17.27%
LDOS
15.37%
Q1
0.00%
Min
-17.94%

TTEK

Commercial & Professional Services industry group

16.08%

Max
99.58%
Q3
41.99%
Median
17.27%
TTEK
16.08%
Q1
0.00%
Min
-17.94%
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their payout ratio against the Commercial & Professional Services industry group benchmark.

Dividend Metrics

Dividend metrics for Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
Dividend Yield (TTM)1.27%0.66%
Dividend Payout Ratio (TTM)15.37%16.08%

Valuation

P/E Ratio (TTM)

Leidos (LDOS) at 11.86 sits in the cheaper P/E ratio quartile, while Tetra Tech (TTEK) at 24.27 is closer to its industry’s usual earnings multiple — a discount for LDOS, though growth and earnings durability still matter.

LDOS

Commercial & Professional Services industry group

11.86

Max
49.47
Q3
33.76
Median
24.16
Q1
16.01
LDOS
11.86
Min
1.89

TTEK

Commercial & Professional Services industry group

24.27

Max
49.47
Q3
33.76
TTEK
24.27
Median
24.16
Q1
16.01
Min
1.89
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their P/E ratio against the Commercial & Professional Services industry group benchmark.

P/S Ratio (TTM)

On P/S ratio, both Leidos (LDOS) at 0.91 and Tetra Tech (TTEK) at 2.37 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.

LDOS

Commercial & Professional Services industry group

0.91

Max
7.17
Q3
3.35
Median
1.33
LDOS
0.91
Q1
0.69
Min
0.11

TTEK

Commercial & Professional Services industry group

2.37

Max
7.17
Q3
3.35
TTEK
2.37
Median
1.33
Q1
0.69
Min
0.11
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their P/S ratio against the Commercial & Professional Services industry group benchmark.

P/B Ratio (MRQ)

On P/B ratio, both Leidos (LDOS) at 3.13 and Tetra Tech (TTEK) at 5.57 are valued close to their industries’ norm against book — neither stands out from peers.

LDOS

Commercial & Professional Services industry group

3.13

Max
11.25
Q3
6.08
LDOS
3.13
Median
2.92
Q1
1.55
Min
-2.78

TTEK

Commercial & Professional Services industry group

5.57

Max
11.25
Q3
6.08
TTEK
5.57
Median
2.92
Q1
1.55
Min
-2.78
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Leidos (LDOS) vs. Tetra Tech (TTEK): A comparison of their P/B ratio against the Commercial & Professional Services industry group benchmark.

Valuation Metrics

Valuation metrics for Leidos (LDOS) and Tetra Tech (TTEK)
MetricLDOSTTEK
P/E Ratio (TTM)11.8624.27
P/S Ratio (TTM)0.912.37
P/B Ratio (MRQ)3.135.57
Free Cash Flow Yield (TTM)6.41%3.84%