ERJ vs. ROK: A Head-to-Head Stock Comparison

Updated on August 20, 2025

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

Company Profile

ERJ trades as an American Depositary Receipt (ADR), offering U.S. investors a convenient way to access its foreign-listed shares. In contrast, ROK is a standard domestic listing.

Symbol	ERJ	ROK
Company Name	Embraer S.A.	Rockwell Automation, Inc.
Country	Brazil	United States
GICS Sector	Industrials	Industrials
GICS Industry	Aerospace & Defense	Electrical Equipment
Market Capitalization	10.77 billion USD	39.24 billion USD
Exchange	NYSE	NYSE
Listing Date	July 21, 2000	December 31, 1981
Security Type	ADR	Common Stock

Historical Performance

This chart compares the performance of ERJ and ROK 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.

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

Historical Performance at a Glance

Symbol	ERJ	ROK
5-Day Price Return	1.76%	4.94%
13-Week Price Return	14.32%	16.42%
26-Week Price Return	37.92%	29.88%
52-Week Price Return	88.96%	37.94%
Month-to-Date Return	-1.75%	-0.77%
Year-to-Date Return	41.04%	22.12%
10-Day Avg. Volume	8.97M	1.32M
3-Month Avg. Volume	6.03M	1.00M
3-Month Volatility	43.48%	21.53%
Beta	0.17	1.42

Profitability

Return on Equity (TTM)

ERJ

11.78%

Aerospace & Defense Industry

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

ERJ’s Return on Equity of 11.78% is on par with the norm for the Aerospace & Defense industry, indicating its profitability relative to shareholder equity is typical for the sector.

ROK

28.15%

Electrical Equipment Industry

Max: 37.56%
Q3: 20.60%
Median: 14.38%
Q1: 4.35%
Min: 0.90%

In the upper quartile for the Electrical Equipment industry, ROK’s Return on Equity of 28.15% signals a highly effective use of shareholder capital to drive profitability compared to most of its peers.

ERJ vs. ROK: A comparison of their Return on Equity (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Net Profit Margin (TTM)

ERJ

5.37%

Aerospace & Defense Industry

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

ERJ’s Net Profit Margin of 5.37% is aligned with the median group of its peers in the Aerospace & Defense industry. This indicates its ability to convert revenue into profit is typical for the sector.

ROK

12.03%

Electrical Equipment Industry

Max: 20.43%
Q3: 10.97%
Median: 6.07%
Q1: 3.16%
Min: 0.29%

A Net Profit Margin of 12.03% places ROK in the upper quartile for the Electrical Equipment industry, signifying strong profitability and more effective cost management than most of its peers.

ERJ vs. ROK: A comparison of their Net Profit Margin (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Operating Profit Margin (TTM)

ERJ

11.14%

Aerospace & Defense Industry

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

An Operating Profit Margin of 11.14% places ERJ in the upper quartile for the Aerospace & Defense industry. This signals a strong ability to translate revenue into operating profit, outperforming most of its competitors in core business efficiency.

ROK

13.99%

Electrical Equipment Industry

Max: 26.20%
Q3: 14.31%
Median: 7.54%
Q1: 3.77%
Min: -5.64%

ROK’s Operating Profit Margin of 13.99% is around the midpoint for the Electrical Equipment industry, indicating that its efficiency in managing core business operations is typical for the sector.

ERJ vs. ROK: A comparison of their Operating Profit Margin (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Profitability at a Glance

Symbol	ERJ	ROK
Return on Equity (TTM)	11.78%	28.15%
Return on Assets (TTM)	3.17%	8.75%
Net Profit Margin (TTM)	5.37%	12.03%
Operating Profit Margin (TTM)	11.14%	13.99%
Gross Profit Margin (TTM)	18.48%	39.43%

Financial Strength

Current Ratio (MRQ)

ERJ

1.33

Aerospace & Defense Industry

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

ERJ’s Current Ratio of 1.33 aligns with the median group of the Aerospace & Defense industry, indicating that its short-term liquidity is in line with its sector peers.

ROK

1.06

Electrical Equipment Industry

Max: 3.02
Q3: 1.99
Median: 1.41
Q1: 1.07
Min: 0.80

ROK’s Current Ratio of 1.06 falls into the lower quartile for the Electrical Equipment industry. This indicates a tighter liquidity situation and a more constrained capacity to handle short-term debt than many of its competitors.

ERJ vs. ROK: A comparison of their Current Ratio (MRQ) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Debt-to-Equity Ratio (MRQ)

ERJ

0.70

Aerospace & Defense Industry

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

ERJ’s Debt-to-Equity Ratio of 0.70 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.

ROK

1.00

Electrical Equipment Industry

Max: 1.44
Q3: 0.99
Median: 0.56
Q1: 0.24
Min: 0.00

ROK’s leverage is in the upper quartile of the Electrical Equipment industry, with a Debt-to-Equity Ratio of 1.00. While this approach can boost equity growth, it also exposes the company to greater financial vulnerability.

ERJ vs. ROK: A comparison of their Debt-to-Equity Ratio (MRQ) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Interest Coverage Ratio (TTM)

ERJ

36.57

Aerospace & Defense Industry

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

ERJ’s Interest Coverage Ratio of 36.57 is in the upper quartile for the Aerospace & Defense industry, signifying a strong and healthy capacity to meet its interest payments from operating profits.

ROK

Electrical Equipment Industry

Max: 36.12
Q3: 19.29
Median: 9.38
Q1: 1.16
Min: -10.92

Interest Coverage Ratio data for ROK is currently unavailable.

ERJ vs. ROK: A comparison of their Interest Coverage Ratio (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Financial Strength at a Glance

Symbol	ERJ	ROK
Current Ratio (MRQ)	1.33	1.06
Quick Ratio (MRQ)	0.59	0.72
Debt-to-Equity Ratio (MRQ)	0.70	1.00
Interest Coverage Ratio (TTM)	36.57	--

Growth

Revenue Growth

ERJ vs. ROK: 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

ERJ vs. ROK: 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)

ERJ

0.09%

Aerospace & Defense Industry

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

ERJ’s Dividend Yield of 0.09% is consistent with its peers in the Aerospace & Defense industry, providing a dividend return that is standard for its sector.

ROK

1.50%

Electrical Equipment Industry

Max: 2.20%
Q3: 1.53%
Median: 1.01%
Q1: 0.00%
Min: 0.00%

ROK’s Dividend Yield of 1.50% is consistent with its peers in the Electrical Equipment industry, providing a dividend return that is standard for its sector.

ERJ vs. ROK: A comparison of their Dividend Yield (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Dividend Payout Ratio (TTM)

ERJ

11.51%

Aerospace & Defense Industry

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

ERJ’s Dividend Payout Ratio of 11.51% is within the typical range for the Aerospace & Defense industry, suggesting a balanced approach between shareholder payouts and company reinvestment.

ROK

60.38%

Electrical Equipment Industry

Max: 119.44%
Q3: 51.87%
Median: 27.71%
Q1: 0.00%
Min: 0.00%

ROK’s Dividend Payout Ratio of 60.38% is in the upper quartile for the Electrical Equipment industry. This indicates a strong commitment to shareholder returns but also suggests that a smaller portion of earnings is retained for reinvestment compared to many peers.

ERJ vs. ROK: A comparison of their Dividend Payout Ratio (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Dividend at a Glance

Symbol	ERJ	ROK
Dividend Yield (TTM)	0.09%	1.50%
Dividend Payout Ratio (TTM)	11.51%	60.38%

Valuation

Price-to-Earnings Ratio (TTM)

ERJ

27.23

Aerospace & Defense Industry

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

ERJ’s P/E Ratio of 27.23 is within the middle range for the Aerospace & Defense industry. This suggests its valuation is in line with the sector average, representing neither a significant premium nor a discount compared to its peers.

ROK

40.14

Electrical Equipment Industry

Max: 81.85
Q3: 44.17
Median: 27.61
Q1: 18.62
Min: 7.73

ROK’s P/E Ratio of 40.14 is within the middle range for the Electrical Equipment industry. This suggests its valuation is in line with the sector average, representing neither a significant premium nor a discount compared to its peers.

ERJ vs. ROK: A comparison of their Price-to-Earnings Ratio (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Price-to-Sales Ratio (TTM)

ERJ

1.46

Aerospace & Defense Industry

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

ERJ’s P/S Ratio of 1.46 aligns with the market consensus for the Aerospace & Defense industry. This suggests its valuation, based on sales, is seen as standard and is on par with its competitors.

ROK

4.83

Electrical Equipment Industry

Max: 8.18
Q3: 4.02
Median: 1.84
Q1: 0.97
Min: 0.44

ROK’s P/S Ratio of 4.83 is in the upper echelon for the Electrical Equipment industry. This means the company is valued richly on its revenue stream compared to its peers, suggesting the stock is priced for a high level of future performance.

ERJ vs. ROK: A comparison of their Price-to-Sales Ratio (TTM) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Price-to-Book Ratio (MRQ)

ERJ

3.13

Aerospace & Defense Industry

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

ERJ’s P/B Ratio of 3.13 is within the conventional range for the Aerospace & Defense 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.

ROK

10.81

Electrical Equipment Industry

Max: 8.50
Q3: 4.53
Median: 3.39
Q1: 1.70
Min: 0.51

At 10.81, ROK’s P/B Ratio is at an extreme premium to the Electrical Equipment 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.

ERJ vs. ROK: A comparison of their Price-to-Book Ratio (MRQ) against their respective Aerospace & Defense and Electrical Equipment industry benchmarks.

Valuation at a Glance

Symbol	ERJ	ROK
Price-to-Earnings Ratio (TTM)	27.23	40.14
Price-to-Sales Ratio (TTM)	1.46	4.83
Price-to-Book Ratio (MRQ)	3.13	10.81
Price-to-Free Cash Flow Ratio (TTM)	9.94	29.49