ROK vs NRG vs MMM Stock Comparison

Rockwell Automation, Nrg Energy and 3M Prices as of Oct 23, 2026 Peers: Industry group
ROK Rockwell Automation, Inc
$426.18 -1.6% 1M +19.3% 1Y
Market cap
$47.75B
P/E
39.8x
Revenue (TTM)
$8.97B
Div. yield
–
Industrial Machinery Industrials
2 wins
NRG Nrg Energy, Inc.
$92.32 -8.3% 1M -43.6% 1Y
Market cap
$19.73B
P/E
25.2x
Revenue (TTM)
$33.13B
Div. yield
0.02%
Independent Power Producers Utilities
6 wins
MMM 3M Co
$173.47 +1.9% 1M +1.1% 1Y
Market cap
$89.47B
P/E
25.3x
Revenue (TTM)
$25.25B
Div. yield
0.02%
Industrial Machinery Industrials
4 wins

Head to Head

12 decided of 12

Nrg Energy leads on 6 of the 12 questions below (Nrg Energy 6, 3M 4, Rockwell Automation 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionROKNRGMMMLeader
Larger companyMarket capitalisation $47.75B $19.73B $89.47B MMM
Cheaper on earningsLower P/E, profitable companies only 39.8x 25.2x 25.3x NRG
Cheaper on forward earningsLower price / next fiscal year consensus EPS 34.1x 10.8x 19.8x NRG
Faster revenue growthRevenue growth, trailing twelve months +11.3% +12.8% +1.7% NRG
More profitableNet margin, trailing twelve months 13.4% 2.4% 14.0% MMM
Better return on capitalReturn on invested capital 21.0% 5.8% 22.0% MMM
Less leveragedLower net debt / EBITDA 1.3x 6.2x 1.6x ROK
Higher dividend yieldTrailing dividend yield 0.00% 0.02% 0.02% NRG
Better 1-year returnPrice return, last 12 months +19.3% -43.6% +1.1% ROK
Better 5-year returnAnnualised price return, 5 years +6.1%/yr +17.5%/yr +2.8%/yr NRG
Less volatileAnnualised volatility, 1 year 31.3% 50.0% 25.6% MMM
Higher overall scoreMean of the five percentile scores vs peers 53/100 64/100 49/100 NRG

Percentile Scorecard

ROKNRGMMM

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisROKNRGMMM
Valuation 15 #173 of 203 65 #9 of 24 37 #129 of 203
Growth 52 #91 of 188 77 #6 of 23 60 #76 of 188
Profitability 94 #12 of 187 73 #7 of 23 87 #25 of 187
Financial Health 32 #152 of 222 17 #20 of 24 18 #183 of 222
Shareholder Returns 74 #41 of 153 90 #3 of 20 44 #86 of 153
Overall 53 64 49
  • ROK ranked among 222 companies in Machinery
  • NRG ranked among 24 companies in Power Generation
  • MMM ranked among 222 companies in Machinery

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodROKNRGMMMSPY
1 month -1.6%-8.3%+1.9% -1.0%
3 months -7.8%-34.5%+0.5% +2.9%
6 months +6.2%-42.2%+18.8% +6.4%
Year to date +9.5%-42.0%+8.4% +11.4%
1 year +19.3%-43.6%+1.1% +13.1%
3 years +60.3%+119.4%+130.2% +79.4%
3 years, per year +17.0%+30.0%+32.1% +21.5%
5 years +34.7%+123.9%+14.8% +67.7%
5 years, per year +6.1%+17.5%+2.8% +10.9%
10 years +246.5%+701.4%+22.4% +255.2%
10 years, per year +13.2%+23.1%+2.0% +13.5%

Risk

MeasureROKNRGMMMSPY
Volatility, 1Y 31.3%50.0%25.6% 12.7%
Downside volatility, 1Y 31.7%55.6%24.7% 12.7%
Beta vs S&P 500, 1Y 1.391.410.68 1.00
Return / volatility, 1Y 0.62-0.870.04 1.03
Max drawdown, 5Y -45.6%-49.8%-53.4% -25.4%
From 52-week high -13.9%-49.8%-5.6% -2.5%
52-week high $495.08$184.03$183.81 $779.14
52-week low $348.51$92.32$141.20 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleROKNRGMMM
P/E now vs peer median 39.4xmedian 25.9x 24.9xmedian 24.1x 25.5xmedian 25.9x
P/S now vs peer median 5.3xmedian 1.9x 0.6xmedian 2.6x 3.6xmedian 1.9x
EV/EBITDA now vs peer median 23.9xmedian 13.7x 11.3xmedian 11.3x 16.1xmedian 13.7x
P/FCF now vs peer median 31.5xmedian 21.1x 55.8xmedian 12.9x 33.5xmedian 21.1x
P/B now vs peer median 13.5xmedian 2.3x 4.0xmedian 2.1x 21.5xmedian 2.3x
PEG now vs peer median -8.98median 1.19 0.73median 0.59 0.71median 1.19

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsROKNRGMMM
Revenue $8.97B $33.13B $25.25B
Gross profit $4.41B $6.23B $9.98B
Operating income $1.77B $2.02B $4.74B
Net income $1.20B $849.00M $3.58B
Free cash flow $1.50B $348.00M $2.68B
R&D $716.00M – $1.21B
EPS (diluted) $10.76 $3.69 $6.77
Cash & equivalents $479.00M $162.00M $4.84B
Total debt $13.81B $23.44B $15.00B
Shares (diluted) 111.60M 212.00M 522.60M
Enterprise value $45.94B $13.95B $70.91B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricROKNRGMMM
P/E 39.4x 24.9x 25.5x
P/FCF 31.5x 55.8x 33.5x
P/Operating cash flow 27.3x 12.5x 24.7x
P/S 5.3x 0.6x 3.6x
P/B 13.5x 4.0x 21.5x
P/Tangible book 17.0x 7.2x 42.3x
EV/EBITDA 23.9x 11.3x 16.1x
EV/EBIT 28.3x 21.2x 21.0x
EV/Revenue 5.6x 1.3x 3.9x
EV/FCF 33.3x 122.7x 37.2x
EV/Operating cash flow 28.9x 27.5x 27.4x
PEG (3Y EPS CAGR) -8.98 0.73 0.71

Growth

14 metrics
MetricROKNRGMMM
Revenue growth (1Y) 11.3% 12.8% 1.7%
Revenue CAGR (3Y) 1.3% 2.9% 10.7%
Gross profit growth (1Y) 1.9% 22.9% -1.8%
Gross profit CAGR (3Y) 7.5% 348.5% 17.0%
Operating income growth (1Y) -7.1% 57.9% -3.7%
Operating income CAGR (3Y) 2.9% 43.0% 33.4%
Net income growth (1Y) 23.8% 62.6% 4.8%
Net income CAGR (3Y) -5.5% 34.1% 35.4%
EPS growth (1Y) 25.2% 58.9% 7.1%
EPS CAGR (3Y) -4.4% 34.1% 35.8%
Operating cash flow growth (1Y) 13.8% -32.1% 42.8%
Operating cash flow CAGR (3Y) 22.8% 33.9% -18.1%
Free cash flow growth (1Y) 13.9% -75.0% 68.6%
Free cash flow CAGR (3Y) 23.6% 27.6% -18.0%

Profitability

14 metrics
MetricROKNRGMMM
Gross margin 49.1% 18.8% 39.5%
EBITDA margin 23.3% 11.4% 24.4%
Operating margin 19.7% 6.1% 18.8%
Pretax margin 14.7% 3.2% 17.5%
Net margin 13.4% 2.4% 14.0%
FCF margin 16.8% 1.1% 10.6%
Operating cash flow margin 19.3% 4.7% 14.4%
Return on equity 30.9% 17.5% 101.3%
Return on assets 9.8% 2.1% 9.8%
Return on invested capital 21.0% 5.8% 22.0%
Return on capital employed 23.6% 6.7% 18.7%
Asset turnover 0.8x 0.8x 0.7x
Cash conversion (OCF / net income) 1.4x 1.8x 1.0x
Stock comp / revenue 1.0% 0.4% 0.8%

Financial Health

11 metrics
MetricROKNRGMMM
Debt / assets 29.4% 58.7% 37.9%
Debt / equity 0.9x 4.8x 3.6x
Net debt / EBITDA 1.3x 6.2x 1.6x
Debt / FCF 2.2x 67.3x 5.6x
Liabilities / assets 68.5% 87.8% 89.5%
Equity / assets 31.5% 12.2% 10.5%
Interest coverage 12.8x 2.0x –
Current ratio 1.1x 1.0x 1.4x
Quick ratio 0.7x 0.5x 0.8x
Cash ratio 0.1x 0.0x 0.4x
Altman Z-score 5.85 1.40 4.10

Shareholder Returns

7 metrics
MetricROKNRGMMM
Dividend yield 1.3% 2.0% 1.8%
Net buyback yield 1.5% 8.4% 3.0%
Shareholder yield 2.8% 10.5% 4.8%
Payout ratio (earnings) – 51.7% 44.8%
Payout ratio (FCF) – 126.1% 59.9%
Dividend growth (1Y) – 7.6% 3.2%
Dividend CAGR (3Y) – 9.1% -21.4%

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusROKNRGMMM
Forward P/E 34.1xFY2026 10.8xFY2026 19.8xFY2026
EPS, next fiscal year $12.50FY2026 $8.55FY2026 $8.75FY2026
EPS growth, next FY +18.7%FY2026 +5.9%FY2026 +8.6%FY2026
EPS growth, the year after +12.3% +32.5% +17.9%
Revenue, next fiscal year $8.50BFY2026 $36.32BFY2026 $23.87BFY2026
Revenue growth, next FY +1.9%FY2026 +18.3%FY2026 -1.8%FY2026
Revenue growth, the year after +19.4% -0.9% +17.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersROKNRGMMM
Held by institutions 89.2% 93.7% 74.5%
Institutions holding 1,540 1,023 2,208
Change in shares held, QoQ +3.5% +0.7% +0.8%
Institutions buying 805 508 914
Institutions selling 437 385 837
Buyers to sellers 1.84 1.32 1.09

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

ROKNRGMMM
ROK 1.00 0.42 0.28
NRG 0.42 1.00 0.12
MMM 0.28 0.12 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ROK, NRG and MMM?

3M (MMM) is the largest by market capitalisation: Rockwell Automation (ROK) $47.75B, Nrg Energy (NRG) $19.73B, 3M (MMM) $89.47B.

Which stock is cheaper, ROK, NRG and MMM?

Nrg Energy (NRG) trades on the lowest price-to-earnings ratio (Rockwell Automation (ROK) 39.8x, Nrg Energy (NRG) 25.2x, 3M (MMM) 25.3x). On next year's consensus earnings, Nrg Energy (NRG) is cheapest (Rockwell Automation (ROK) 34.1x, Nrg Energy (NRG) 10.8x, 3M (MMM) 19.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Nrg Energy (NRG) grew revenue fastest over the trailing twelve months: Rockwell Automation (ROK) +11.3%, Nrg Energy (NRG) +12.8%, 3M (MMM) +1.7%.

Which company is more profitable?

3M (MMM) has the highest net margin (Rockwell Automation (ROK) 13.4%, Nrg Energy (NRG) 2.4%, 3M (MMM) 14.0%). On return on invested capital, 3M (MMM) leads (Rockwell Automation (ROK) 21.0%, Nrg Energy (NRG) 5.8%, 3M (MMM) 22.0%).

Which stock has performed better?

Over the past year Rockwell Automation (ROK) returned the most: Rockwell Automation (ROK) +19.3%, Nrg Energy (NRG) -43.6%, 3M (MMM) +1.1%. Over five years, Nrg Energy (NRG) compounded fastest (Rockwell Automation (ROK) +6.1%/yr, Nrg Energy (NRG) +17.5%/yr, 3M (MMM) +2.8%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Nrg Energy (NRG) has the highest dividend yield: Rockwell Automation (ROK) 0.00%, Nrg Energy (NRG) 0.02%, 3M (MMM) 0.02%. Rockwell Automation (ROK) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, 3M (MMM) has been the steadiest (Rockwell Automation (ROK) 31.3%, Nrg Energy (NRG) 50.0%, 3M (MMM) 25.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ROK, NRG and MMM?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Nrg Energy (NRG) leads on 6. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.