BLDR vs. RKLB: A Head-to-Head Stock Comparison

Updated on August 25, 2025

Here’s a clear look at BLDR and RKLB, comparing key factors like historical performance, profitability, financial strength, growth, dividend, and valuation.

Company Profile

Symbol	BLDR	RKLB
Company Name	Builders FirstSource, Inc.	Rocket Lab Corporation
Country	United States	United States
GICS Sector	Industrials	Industrials
GICS Industry	Building Products	Aerospace & Defense
Market Capitalization	15.97 billion USD	21.41 billion USD
Exchange	NYSE	NasdaqCM
Listing Date	June 28, 2005	November 24, 2020
Security Type	Common Stock	Common Stock

Historical Performance

This chart compares the performance of BLDR and RKLB by tracking the growth of an initial $10,000 investment in each. Use the tabs to select the desired time period. Data is adjusted for dividends and splits.

BLDR vs. RKLB: Growth of a $10,000 investment over the past one year.

Historical Performance at a Glance

Symbol	BLDR	RKLB
5-Day Price Return	5.81%	-1.31%
13-Week Price Return	33.28%	76.32%
26-Week Price Return	-2.37%	59.99%
52-Week Price Return	-14.15%	534.00%
Month-to-Date Return	13.62%	-3.35%
Year-to-Date Return	1.06%	74.24%
10-Day Avg. Volume	2.20M	19.25M
3-Month Avg. Volume	2.17M	20.77M
3-Month Volatility	50.79%	74.27%
Beta	1.68	2.19

Profitability

Return on Equity (TTM)

BLDR

17.49%

Building Products Industry

Max: 48.58%
Q3: 27.65%
Median: 16.01%
Q1: 8.81%
Min: -6.66%

BLDR’s Return on Equity of 17.49% is on par with the norm for the Building Products industry, indicating its profitability relative to shareholder equity is typical for the sector.

RKLB

-48.14%

Aerospace & Defense Industry

Max: 43.89%
Q3: 22.42%
Median: 12.50%
Q1: 5.21%
Min: -6.24%

RKLB has a negative Return on Equity of -48.14%. This indicates the company is generating a loss for its shareholders, which can be a result of unprofitability or negative shareholder equity and is often a sign of financial distress.

BLDR vs. RKLB: A comparison of their Return on Equity (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Net Profit Margin (TTM)

BLDR

4.74%

Building Products Industry

Max: 26.11%
Q3: 15.09%
Median: 9.48%
Q1: 5.16%
Min: -3.43%

Falling into the lower quartile for the Building Products industry, BLDR’s Net Profit Margin of 4.74% indicates weaker profitability. This means the company retains a smaller portion of each dollar in sales as profit compared to its competitors.

RKLB

-45.87%

Aerospace & Defense Industry

Max: 14.54%
Q3: 8.08%
Median: 6.17%
Q1: 2.49%
Min: -1.63%

RKLB has a negative Net Profit Margin of -45.87%, indicating the company is operating at a net loss as its expenses exceeded its revenues.

BLDR vs. RKLB: A comparison of their Net Profit Margin (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Operating Profit Margin (TTM)

BLDR

7.70%

Building Products Industry

Max: 26.67%
Q3: 18.75%
Median: 14.89%
Q1: 8.70%
Min: -1.00%

BLDR’s Operating Profit Margin of 7.70% is in the lower quartile for the Building Products industry. This indicates weaker profitability from core operations, which may stem from inefficiencies or competitive pressures on pricing.

RKLB

-44.08%

Aerospace & Defense Industry

Max: 16.63%
Q3: 10.38%
Median: 8.29%
Q1: 6.21%
Min: 0.95%

RKLB has a negative Operating Profit Margin of -44.08%. This signifies the company is unprofitable at the operational level, as its core business expenses exceed its revenue.

BLDR vs. RKLB: A comparison of their Operating Profit Margin (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Profitability at a Glance

Symbol	BLDR	RKLB
Return on Equity (TTM)	17.49%	-48.14%
Return on Assets (TTM)	6.82%	-17.98%
Net Profit Margin (TTM)	4.74%	-45.87%
Operating Profit Margin (TTM)	7.70%	-44.08%
Gross Profit Margin (TTM)	31.58%	29.04%

Financial Strength

Current Ratio (MRQ)

BLDR

1.79

Building Products Industry

Max: 2.87
Q3: 2.03
Median: 1.60
Q1: 1.32
Min: 0.88

BLDR’s Current Ratio of 1.79 aligns with the median group of the Building Products industry, indicating that its short-term liquidity is in line with its sector peers.

RKLB

2.67

Aerospace & Defense Industry

Max: 3.09
Q3: 1.98
Median: 1.23
Q1: 1.03
Min: 0.02

RKLB’s Current Ratio of 2.67 is in the upper quartile for the Aerospace & Defense industry. This signifies a strong liquidity position, suggesting the company is well-equipped to cover its immediate liabilities compared to its peers.

BLDR vs. RKLB: A comparison of their Current Ratio (MRQ) against their respective Building Products and Aerospace & Defense industry benchmarks.

Debt-to-Equity Ratio (MRQ)

BLDR

1.12

Building Products Industry

Max: 1.64
Q3: 1.02
Median: 0.66
Q1: 0.32
Min: 0.00

BLDR’s leverage is in the upper quartile of the Building Products industry, with a Debt-to-Equity Ratio of 1.12. While this approach can boost equity growth, it also exposes the company to greater financial vulnerability.

RKLB

0.63

Aerospace & Defense Industry

Max: 1.70
Q3: 1.04
Median: 0.68
Q1: 0.41
Min: 0.00

RKLB’s Debt-to-Equity Ratio of 0.63 is typical for the Aerospace & Defense industry, indicating its use of leverage is in line with the sector norm. This suggests a balanced approach to its capital structure.

BLDR vs. RKLB: A comparison of their Debt-to-Equity Ratio (MRQ) against their respective Building Products and Aerospace & Defense industry benchmarks.

Interest Coverage Ratio (TTM)

BLDR

7.68

Building Products Industry

Max: 72.12
Q3: 34.39
Median: 15.31
Q1: 6.06
Min: 0.85

BLDR’s Interest Coverage Ratio of 7.68 is positioned comfortably within the norm for the Building Products industry, indicating a standard and healthy capacity to cover its interest payments.

RKLB

-45.87

Aerospace & Defense Industry

Max: 36.57
Q3: 19.90
Median: 7.04
Q1: 2.40
Min: -7.63

RKLB has a negative Interest Coverage Ratio of -45.87. This indicates that its earnings were insufficient to cover even its operational costs, let alone its interest payments, signaling significant financial distress.

BLDR vs. RKLB: A comparison of their Interest Coverage Ratio (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Financial Strength at a Glance

Symbol	BLDR	RKLB
Current Ratio (MRQ)	1.79	2.67
Quick Ratio (MRQ)	1.08	2.21
Debt-to-Equity Ratio (MRQ)	1.12	0.63
Interest Coverage Ratio (TTM)	7.68	-45.87

Growth

Revenue Growth

BLDR vs. RKLB: A side-by-side comparison of their Revenue Growth for the MRQ (YoY), TTM (YoY), 3-Year CAGR, and 5-Year CAGR periods.

EPS Growth

BLDR vs. RKLB: A side-by-side comparison of their EPS Growth for the MRQ (YoY), TTM (YoY), 3-Year CAGR, and 5-Year CAGR periods.

Dividend

Dividend Yield (TTM)

BLDR

0.00%

Building Products Industry

Max: 2.56%
Q3: 1.94%
Median: 1.04%
Q1: 0.66%
Min: 0.00%

BLDR currently does not pay a dividend, resulting in a yield of 0%. This is a common strategy for growth-focused companies that prioritize reinvesting earnings, though it may be less typical in mature, income-oriented sectors.

RKLB

0.00%

Aerospace & Defense Industry

Max: 2.03%
Q3: 1.22%
Median: 0.43%
Q1: 0.00%
Min: 0.00%

RKLB currently does not pay a dividend, resulting in a yield of 0%. This is a common strategy for growth-focused companies that prioritize reinvesting earnings, though it may be less typical in mature, income-oriented sectors.

BLDR vs. RKLB: A comparison of their Dividend Yield (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Dividend Payout Ratio (TTM)

BLDR

0.00%

Building Products Industry

Max: 157.36%
Q3: 77.74%
Median: 29.49%
Q1: 16.25%
Min: 0.00%

BLDR has a Dividend Payout Ratio of 0%, indicating it does not currently pay a dividend. This is a common strategy for growth-oriented companies that reinvest all profits back into the business.

RKLB

0.00%

Aerospace & Defense Industry

Max: 83.87%
Q3: 49.90%
Median: 16.48%
Q1: 0.00%
Min: 0.00%

RKLB has a Dividend Payout Ratio of 0%, indicating it does not currently pay a dividend. This is a common strategy for growth-oriented companies that reinvest all profits back into the business.

BLDR vs. RKLB: A comparison of their Dividend Payout Ratio (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Dividend at a Glance

Symbol	BLDR	RKLB
Dividend Yield (TTM)	0.00%	0.00%
Dividend Payout Ratio (TTM)	0.00%	0.00%

Valuation

Price-to-Earnings Ratio (TTM)

BLDR

20.15

Building Products Industry

Max: 66.79
Q3: 37.37
Median: 21.86
Q1: 17.57
Min: 9.70

BLDR’s P/E Ratio of 20.15 is within the middle range for the Building Products industry. This suggests its valuation is in line with the sector average, representing neither a significant premium nor a discount compared to its peers.

RKLB

Aerospace & Defense Industry

Max: 65.97
Q3: 54.11
Median: 34.53
Q1: 23.66
Min: 0.00

P/E Ratio data for RKLB is currently unavailable.

BLDR vs. RKLB: A comparison of their Price-to-Earnings Ratio (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Price-to-Sales Ratio (TTM)

BLDR

0.96

Building Products Industry

Max: 6.40
Q3: 3.25
Median: 1.65
Q1: 1.11
Min: 0.34

In the lower quartile for the Building Products industry, BLDR’s P/S Ratio of 0.96 indicates its revenue is valued more conservatively than most of its peers. This could present a compelling opportunity if the market has overlooked its sales-generating capabilities.

RKLB

38.93

Aerospace & Defense Industry

Max: 8.07
Q3: 4.49
Median: 2.42
Q1: 1.39
Min: 0.00

With a P/S Ratio of 38.93, RKLB trades at a valuation that eclipses even the highest in the Aerospace & Defense industry. This implies the market has priced in exceptionally optimistic scenarios for future revenue growth, posing considerable valuation risk.

BLDR vs. RKLB: A comparison of their Price-to-Sales Ratio (TTM) against their respective Building Products and Aerospace & Defense industry benchmarks.

Price-to-Book Ratio (MRQ)

BLDR

3.09

Building Products Industry

Max: 13.31
Q3: 6.85
Median: 3.20
Q1: 1.71
Min: 0.73

BLDR’s P/B Ratio of 3.09 is within the conventional range for the Building Products industry. This shows a balanced market view, where the stock’s price is neither at a significant premium nor a discount to the book value of its peers.

RKLB

23.97

Aerospace & Defense Industry

Max: 13.67
Q3: 7.92
Median: 4.65
Q1: 2.68
Min: 0.82

At 23.97, RKLB’s P/B Ratio is at an extreme premium to the Aerospace & Defense industry. This signifies that the market’s valuation is heavily reliant on future potential rather than its current net asset value, which can be a high-risk proposition.

BLDR vs. RKLB: A comparison of their Price-to-Book Ratio (MRQ) against their respective Building Products and Aerospace & Defense industry benchmarks.

Valuation at a Glance

Symbol	BLDR	RKLB
Price-to-Earnings Ratio (TTM)	20.15	--
Price-to-Sales Ratio (TTM)	0.96	38.93
Price-to-Book Ratio (MRQ)	3.09	23.97
Price-to-Free Cash Flow Ratio (TTM)	12.82	--