Tetra Tech [TTEK] vs Quanta Services [PWR] Detailed Stock Comparison

Tetra Tech, Inc.

NASDAQ
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Quanta Services Inc.

NYSE
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TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: Tetra Tech, Inc. wins in 14 metrics, Quanta Services Inc. wins in 6 metrics, with 1 ties. Tetra Tech, Inc. appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric Tetra Tech, Inc. Quanta Services Inc. Better
P/E Ratio (TTM) 23.56 93.43 Tetra Tech, Inc.
Price-to-Book Ratio 4.43 10.60 Tetra Tech, Inc.
Debt-to-Equity Ratio 57.31 71.10 Tetra Tech, Inc.
PEG Ratio 0.00 38.49 Tie
EV/EBITDA 13.60 40.38 Tetra Tech, Inc.
Profit Margin (TTM) 7.90% 3.61% Tetra Tech, Inc.
Operating Margin (TTM) 12.88% 5.23% Tetra Tech, Inc.
EBITDA Margin (TTM) 12.88% 5.23% Tetra Tech, Inc.
Return on Equity 19.92% 12.74% Tetra Tech, Inc.
Return on Assets (TTM) 8.92% 4.55% Tetra Tech, Inc.
Free Cash Flow (TTM) $439.05M $1.62B Quanta Services Inc.
Dividend Yield 0.90% 0.09% Tetra Tech, Inc.
1-Year Return -21.32% 107.77% Quanta Services Inc.
Price-to-Sales Ratio (TTM) 1.83 3.34 Tetra Tech, Inc.
Enterprise Value $8.96B $100.84B Quanta Services Inc.
EV/Revenue Ratio 2.01 3.54 Tetra Tech, Inc.
Gross Profit Margin (TTM) 18.20% 15.52% Tetra Tech, Inc.
Revenue per Share (TTM) $17 $191 Quanta Services Inc.
Earnings per Share (Diluted) $1.33 $6.78 Quanta Services Inc.
Beta (Stock Volatility) 0.98 1.11 Tetra Tech, Inc.
Short % of Float 5.23% 3.34% Quanta Services Inc.

Tetra Tech, Inc. vs Quanta Services Inc. Stock Performance Analysis

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TTEK
PWR

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
Tetra Tech, Inc.2.47%-2.16%-14.34%-24.68%-21.59%-19.38%
Quanta Services Inc.1.36%-4.85%-6.75%23.32%55.30%60.61%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
Tetra Tech, Inc.-21.32%-10.25%15.17%353.63%508.19%661.50%
Quanta Services Inc.107.77%295.23%663.99%2,914.53%3,632.20%4,091.58%

Performance & Financial Health Analysis: Tetra Tech, Inc. vs Quanta Services Inc.

MetricTTEKPWR
Market Information
Market Cap i$8.15B$93.76B
Market Cap CategoryMid capLarge cap
10 Day Avg. Volume i2,514,982840,492
90 Day Avg. Volume i2,652,7371,036,274
Last Close$27.80$715.67
52 Week Range$25.81 - $43.14$341.93 - $788.75
% from 52W High-35.56%-9.27%
All-Time High$51.20 (Nov 04, 2024)$788.72 (May 06, 2026)
% from All-Time High-45.70%-9.26%
Growth Metrics
Quarterly Revenue Growth-0.13%0.20%
Quarterly Earnings Growth139.60%0.03%
Financial Health
Profit Margin (TTM) i0.08%0.04%
Operating Margin (TTM) i0.13%0.05%
Return on Equity (TTM) i0.20%0.13%
Debt to Equity (MRQ) i57.3171.10
Cash & Liquidity
Book Value per Share (MRQ)$7.08$59.76
Cash per Share (MRQ)$1.03$2.94
Operating Cash Flow (TTM) i$516.89M$2.23B
Levered Free Cash Flow (TTM) i$415.76M$819.69M
Dividends
Last 12-Month Dividend Yield i0.90%0.09%
Last 12-Month Dividend i$0.34$0.41

Valuation & Enterprise Metrics Analysis: Tetra Tech, Inc. vs Quanta Services Inc.

MetricTTEK (Apr 26, 2026)PWR (Apr 26, 2026)
Price Ratios
P/E Ratio (TTM) i23.5693.43
Forward P/E i18.4141.17
PEG Ratio i0.0038.49
Price to Sales (TTM) i1.833.34
Price to Book (MRQ) i4.4310.60
Market Capitalization
Market Capitalization i$8.15B$93.76B
Enterprise Value i$8.96B$100.84B
Enterprise Value Metrics
Enterprise to Revenue i2.013.54
Enterprise to EBITDA i13.6040.38
Risk & Other Metrics
Beta i0.981.11
Book Value per Share (MRQ) i$7.08$59.76

Financial Statements Comparison: Tetra Tech, Inc. vs Quanta Services Inc.

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricTTEK (2025)PWR (2025)
Revenue/Sales i5.44B28.48B
Cost of Goods Sold i4.48B24.20B
COGS % of Revenue i82.3%85.0%
Gross Profit i961.34M4.28B
Gross Margin i17.7%15.0%
Research & Development iN/AN/A
Operating Income (EBIT) i603.61M1.59B
Operating Margin i11.1%5.6%
EBITDA i671.72M2.59B
EBITDA Margin i12.3%9.1%
Pre-Tax Income i377.62M1.39B
Pre-Tax Income % of Revenue i6.9%4.9%
Income Tax i129.67M347.59M
Income Tax % of Revenue i2.4%1.2%
Net Income (Profit) i247.95M1.04B
Profit Margin i4.6%3.7%

Balance Sheet & Liquidity Metrics

MetricTTEK (2025)PWR (2025)
Cash & Equivalents i167.46M439.51M
Total Current Assets i1.62B9.90B
Total Current Assets % of Revenue i29.8%34.8%
Total Current Liabilities i1.38B8.72B
Total Current Liabilities % of Revenue i25.3%30.6%
Long-Term Debt i918.06M5.54B
Long-Term Debt % of Revenue i16.9%19.5%
Total Shareholders Equity i1.78B9.03B
Retained Earnings i1.87B6.67B
Retained Earnings % of Revenue i34.4%23.4%
Property, Plant & Equipment i197.62M738.78M

Cash Flow Statement Comparison

MetricTTEK (2025)PWR (2025)
Operating Cash Flow i373.80M1.82B
Operating Cash Flow % of Revenue i6.9%6.4%
Capital Expenditures iN/A51.92M
Free Cash Flow i439.05M1.62B
FCF Margin i8.1%5.7%
Debt Repayment i-778.85M-52.78B
Common Stock Repurchase i-249.98M-134.56M

Short Interest & Institutional Ownership Analysis

MetricTTEKPWR
Shares Short i12.15M4.37M
Short Ratio i4.663.66
Short % of Float i5.23%3.34%
Shares Outstanding i260.81M149.58M
Float Shares i259.19M148.10M
% Held by Insiders i0.52%0.76%
% Held by Institutions i97.52%95.95%
% Held by Public i1.96%3.29%

Dividend Analysis & Yield Comparison: Tetra Tech, Inc. vs Quanta Services Inc.

MetricTTEKPWR
Last 12-Month Dividend i$0.34$0.41
Last 12-Month Dividend Yield i0.90%0.09%
3-Year Avg Annual Dividend i$0.75$0.37
3-Year Avg Dividend Yield i0.50%0.04%
3-Year Total Dividends i$2.25$1.11
Ex-Dividend DateFeb 12, 2026Jan 02, 2026