CMI vs. RBC: Cummins vs. RBC Bearings Stock Comparison

November 11, 2026

How do Cummins (CMI) and RBC Bearings (RBC) 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

Cummins (CMI) and RBC Bearings (RBC) both belong to the Machinery industry, though CMI is classified under Construction Machinery & Heavy Transportation Equipment while RBC falls under Industrial Machinery & Supplies & Components.

Company profile comparison for Cummins (CMI) and RBC Bearings (RBC)
Profile Item	CMI	RBC
Name	Cummins Inc.	RBC Bearings Incorporated
Country/Region	United States	United States
GICS Sector	Industrials	Industrials
GICS Industry Group	Capital Goods	Capital Goods
GICS Industry	Machinery	Machinery
GICS Sub-Industry	Construction Machinery & Heavy Transportation Equipment	Industrial Machinery & Supplies & Components
Market Capitalization	61.69 billion USD	15.02 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	February 21, 1973	August 10, 2005
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

CMI

RBC

GSPC

Cummins (CMI) vs. RBC Bearings (RBC), 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 Cummins (CMI) and RBC Bearings (RBC). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Cummins (CMI) and RBC Bearings (RBC). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
Total Return (1Y)	-0.52%	13.77%
Total Return (3Y, Annualized)	31.79%	30.63%
Total Return (5Y, Annualized)	17.12%	15.68%

Risk Profile

Drawdown History

CMI

RBC

GSPC

Cummins (CMI) vs. RBC Bearings (RBC), 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 Cummins (CMI) and RBC Bearings (RBC). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
Volatility (1Y, Annualized)	36.83%	29.69%
Beta (5Y)	1.26	1.34
Max Drawdown (5Y)	-38.12%	-34.92%
Avg. Volume (3M)	1.14M	309.06K

Risk-Adjusted Performance

Risk-Return Positioning

CMI and RBC 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 Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
Sharpe Ratio (1Y)	-0.13	0.32
Sortino Ratio (1Y)	-0.18	0.45

Profitability

ROE (TTM)

Cummins (CMI) at 25.05% sits in the top ROE quartile, while RBC Bearings (RBC) at 10.51% is closer to the peer norm — stronger capital efficiency for CMI.

CMI

Capital Goods industry group

25.05%

Max: 40.55%
CMI: 25.05%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

RBC

Capital Goods industry group

10.51%

Max: 40.55%
Q3: 19.29%
Median: 12.12%
RBC: 10.51%
Q1: 4.08%
Min: -17.12%

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

RBC Bearings (RBC) at 17.51% retains a top-quartile share of revenue as profit, ahead of Cummins (CMI) at 9.26%, which keeps about the industry-typical share.

CMI

Capital Goods industry group

9.26%

Max: 27.47%
Q3: 12.10%
CMI: 9.26%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

RBC

Capital Goods industry group

17.51%

Max: 27.47%
RBC: 17.51%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

RBC Bearings (RBC) at 24.97% operates in the top operating margin quartile, ahead of Cummins (CMI) at 13.95%, which runs around its industry’s norm.

CMI

Capital Goods industry group

13.95%

Max: 36.60%
Q3: 18.33%
CMI: 13.95%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

RBC

Capital Goods industry group

24.97%

Max: 36.60%
RBC: 24.97%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
ROE (TTM)	25.05%	10.51%
ROA (TTM)	7.60%	6.06%
Net Margin (TTM)	9.26%	17.51%
Operating Margin (TTM)	13.95%	24.97%
Gross Margin (TTM)	26.32%	45.61%

Growth

Revenue Growth

RBC Bearings (RBC) at 14.34% is around its peer norm for revenue growth, while Cummins (CMI) at -1.27% drops into the bottom quartile, signaling weaker demand or pricing momentum.

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their Revenue Growth across different time periods.

EPS Growth

RBC Bearings (RBC) at 18.05% is around its peer norm for EPS growth, while Cummins (CMI) at -27.74% drops into the bottom quartile, signaling weaker earnings momentum.

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
Revenue Growth (YoY)	-1.27%	14.34%
Revenue Growth (3Y CAGR)	6.25%	8.39%
EPS Growth (YoY)	-27.74%	18.05%
EPS Growth (3Y CAGR)	10.68%	22.54%

Financial Strength

Current Ratio (MRQ)

Cummins (CMI) at 1.74 keeps current ratio within its industry’s typical mid-range, while RBC Bearings (RBC) at 3.13 sits above its industry’s typical mid-range — comfortable liquidity, though possibly with more idle current assets relative to peers.

CMI

Capital Goods industry group

1.74

Max: 5.22
Q3: 2.95
Median: 2.08
CMI: 1.74
Q1: 1.43
Min: 0.36

RBC

Capital Goods industry group

3.13

Max: 5.22
RBC: 3.13
Q3: 2.95
Median: 2.08
Q1: 1.43
Min: 0.36

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

RBC Bearings (RBC) at 0.22 keeps leverage in the lower industry quartile, while Cummins (CMI) at 0.52 runs a more typical debt-to-equity mix.

CMI

Capital Goods industry group

0.52

Max: 2.33
Q3: 1.12
Median: 0.60
CMI: 0.52
Q1: 0.29
Min: 0.00

RBC

Capital Goods industry group

0.22

Max: 2.33
Q3: 1.12
Median: 0.60
Q1: 0.29
RBC: 0.22
Min: 0.00

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their debt-to-equity ratio against the Capital Goods industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
Current Ratio (MRQ)	1.74	3.13
Debt / Equity (MRQ)	0.52	0.22
Net Debt / EBITDA	0.62	1.09

Dividends

Dividend Yield (TTM)

RBC Bearings (RBC) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Cummins (CMI) reports a yield of 1.83%, ranking against industry peers normally.

CMI

Capital Goods industry group

1.83%

Max: 2.66%
CMI: 1.83%
Q3: 1.14%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

RBC

Capital Goods industry group

0.00%

Max: 2.66%
Q3: 1.14%
Median: 0.24%
RBC: 0.00%
Q1: 0.00%
Min: 0.00%

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

RBC Bearings (RBC) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Cummins (CMI) reports a payout of 34.21%, ranking against industry peers normally.

CMI

Capital Goods industry group

34.21%

Max: 67.39%
CMI: 34.21%
Q3: 28.02%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

RBC

Capital Goods industry group

0.00%

Max: 67.39%
Q3: 28.02%
Median: 6.86%
RBC: 0.00%
Q1: 0.00%
Min: 0.00%

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
Dividend Yield (TTM)	1.83%	0.00%
Dividend Payout Ratio (TTM)	34.21%	0.00%

Valuation

P/E Ratio (TTM)

Cummins (CMI) at 18.78 sits in the cheaper P/E ratio quartile, while RBC Bearings (RBC) at 42.44 sits in the richer quartile — a clear split in what investors pay for each dollar of trailing earnings.

CMI

Capital Goods industry group

18.78

Max: 59.38
Q3: 35.92
Median: 25.41
Q1: 19.47
CMI: 18.78
Min: 3.03

RBC

Capital Goods industry group

42.44

Max: 59.38
RBC: 42.44
Q3: 35.92
Median: 25.41
Q1: 19.47
Min: 3.03

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

Cummins (CMI) at 1.72 is priced about in line with its industry on P/S ratio, while RBC Bearings (RBC) at 7.42 sits in the pricier quartile — RBC costs more per dollar of sales.

CMI

Capital Goods industry group

1.72

Max: 7.54
Q3: 3.76
Median: 2.15
CMI: 1.72
Q1: 1.03
Min: 0.03

RBC

Capital Goods industry group

7.42

Max: 7.54
RBC: 7.42
Q3: 3.76
Median: 2.15
Q1: 1.03
Min: 0.03

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

On P/B ratio, both Cummins (CMI) at 4.63 and RBC Bearings (RBC) at 4.21 are valued close to their industries’ norm against book — neither stands out from peers.

CMI

Capital Goods industry group

4.63

Max: 9.66
Q3: 5.00
CMI: 4.63
Median: 3.12
Q1: 1.81
Min: -1.08

RBC

Capital Goods industry group

4.21

Max: 9.66
Q3: 5.00
RBC: 4.21
Median: 3.12
Q1: 1.81
Min: -1.08

Cummins (CMI) vs. RBC Bearings (RBC): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for Cummins (CMI) and RBC Bearings (RBC)
Metric	CMI	RBC
P/E Ratio (TTM)	18.78	42.44
P/S Ratio (TTM)	1.72	7.42
P/B Ratio (MRQ)	4.63	4.21
Free Cash Flow Yield (TTM)	4.06%	2.22%