CPK vs NGG vs AEP Stock Comparison

Chesapeake Utilities, National Grid and American Electric Power Prices as of Nov 4, 2026 Peers: Industry group
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CPK Chesapeake Utilities Corp
$141.74 +12.2% 1M +7.7% 1Y
Market cap
$3.43B
P/E
22.8x
Revenue (TTM)
$993.50M
Div. yield
0.02%
Regulated Electric Utilities Utilities
3 wins
NGG National Grid Plc
$85.23 +12.1% 1M +13.4% 1Y
Market cap
$85.51B
P/E
19.4x
Revenue (TTM)
—
Div. yield
–
Regulated Electric Utilities Utilities
4 wins

Head to Head

11 decided of 12

National Grid leads on 4 of the 12 questions below (National Grid 4, American Electric Power 4, Chesapeake Utilities 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionCPKNGGAEPLeader
Larger companyMarket capitalisation $3.43B $85.51B $70.10B NGG
Cheaper on earningsLower P/E, profitable companies only 22.8x 19.4x 18.5x AEP
Cheaper on forward earningsLower price / next fiscal year consensus EPS 22.7x 14.5x 21.5x NGG
Faster revenue growthRevenue growth, trailing twelve months +14.6% — +11.1% CPK
More profitableNet margin, trailing twelve months 15.1% — 16.1% AEP
Better return on capitalReturn on invested capital 6.6% — 5.8% CPK
Less leveragedLower net debt / EBITDA 4.7x — 5.8x CPK
Higher dividend yieldTrailing dividend yield 0.02% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +7.7% +13.4% +7.4% NGG
Better 5-year returnAnnualised price return, 5 years +0.9%/yr +5.8%/yr +8.7%/yr AEP
Less volatileAnnualised volatility, 1 year 20.3% 22.7% 18.5% AEP
Higher overall scoreMean of the five percentile scores vs peers 67/100 72/100 53/100 NGG

Percentile Scorecard

CPKNGGAEP

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

AxisCPKNGGAEP
Valuation 33 #45 of 67 52 #33 of 67 39 #41 of 67
Growth 97 #3 of 65 – 94 #5 of 65
Profitability 75 #17 of 65 – 53 #31 of 65
Financial Health 65 #24 of 66 75 #17 of 66 29 #47 of 66
Shareholder Returns 67 #23 of 67 88 #9 of 67 50 #34 of 67
Overall 67 72 53
  • CPK ranked among 67 companies in Regulated Utilities
  • NGG ranked among 67 companies in Regulated Utilities
  • AEP ranked among 67 companies in Regulated Utilities

Price Performance

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

Returns

PeriodCPKNGGAEPSPY
1 month +12.2%+12.1%+7.9% -1.0%
3 months +6.0%+6.2%+2.2% -0.4%
6 months +12.6%-3.0%-2.5% +4.5%
Year to date +13.6%+10.2%+12.1% +12.4%
1 year +7.7%+13.4%+7.4% +13.6%
3 years +52.9%+37.2%+62.1% +76.4%
3 years, per year +15.2%+11.1%+17.5% +20.8%
5 years +4.7%+32.3%+52.0% +63.7%
5 years, per year +0.9%+5.8%+8.7% +10.4%
10 years +142.3%+22.4%+107.1% +267.7%
10 years, per year +9.3%+2.0%+7.6% +13.9%

Risk

MeasureCPKNGGAEPSPY
Volatility, 1Y 20.3%22.7%18.5% 12.8%
Downside volatility, 1Y 20.8%24.3%19.3% 12.7%
Beta vs S&P 500, 1Y -0.220.34-0.08 1.00
Return / volatility, 1Y 0.380.590.40 1.06
Max drawdown, 5Y -40.5%-40.9%-32.2% -25.4%
From 52-week high 0.0%-9.3%-6.8% -1.6%
52-week high $141.74$93.93$138.69 $779.14
52-week low $118.97$73.54$113.70 $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.

MultipleCPKNGGAEP
P/E now vs peer median 22.7xmedian 21.2x 19.4xmedian 21.2x 18.6xmedian 21.2x
P/S now vs peer median 3.4xmedian 2.9x 3.7xmedian 2.9x 3.0xmedian 2.9x
EV/EBITDA now vs peer median 14.1xmedian 12.9x —median 12.9x 13.5xmedian 12.9x
P/FCF now vs peer median -17.7xmedian 33.4x -30.6xmedian 33.4x -8.6xmedian 33.4x
P/B now vs peer median 2.0xmedian 1.8x 1.7xmedian 1.8x 2.1xmedian 1.8x
PEG now vs peer median 2.87median 2.06 —median 2.06 1.11median 2.06

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 monthsCPKNGGAEP
Revenue $993.50M – $23.61B
Gross profit $669.70M – $16.15B
Operating income $271.10M – $5.53B
Net income $150.20M – $4.42B
Free cash flow -$193.50M – -$8.17B
EPS (diluted) $6.21 – $6.89
Cash & equivalents $400.00K $493.98M $418.00M
Total debt $1.69B $61.59B $54.42B
Shares (diluted) 24.17M 994.20M 550.10M
Enterprise value $3.42B $57.80B $67.89B

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
MetricCPKNGGAEP
P/E 22.7x 19.4x 18.6x
P/FCF -17.7x -30.6x -8.6x
P/Operating cash flow 11.1x – 9.3x
P/S 3.4x 3.7x 3.0x
P/B 2.0x 1.7x 2.1x
P/Tangible book 2.1x 1.9x 2.1x
EV/EBITDA 14.1x – 13.5x
EV/EBIT 18.8x – 22.4x
EV/Revenue 5.1x – 5.3x
EV/FCF -26.4x – -15.2x
EV/Operating cash flow 16.6x – 16.4x
PEG (3Y EPS CAGR) 2.87 – 1.11

Growth

14 metrics
MetricCPKNGGAEP
Revenue growth (1Y) 14.6% – 11.1%
Revenue CAGR (3Y) 13.9% – 7.0%
Gross profit growth (1Y) 11.3% – 11.0%
Gross profit CAGR (3Y) – – 9.0%
Operating income growth (1Y) 10.7% – 4.4%
Operating income CAGR (3Y) 23.2% – 16.6%
Net income growth (1Y) 16.4% – 30.7%
Net income CAGR (3Y) 19.4% – 25.1%
EPS growth (1Y) 12.7% – 66.6%
EPS CAGR (3Y) 7.9% – 16.8%
Operating cash flow growth (1Y) 45.9% – 10.5%
Operating cash flow CAGR (3Y) 18.7% – 21.5%
Free cash flow growth (1Y) 3.2% – -123.1%
Free cash flow CAGR (3Y) -102.6% – -33.2%

Profitability

14 metrics
MetricCPKNGGAEP
Gross margin 67.4% – 68.4%
EBITDA margin 36.5% – 38.9%
Operating margin 27.3% – 23.4%
Pretax margin 20.8% – 15.7%
Net margin 15.1% – 16.1%
FCF margin -19.5% – -34.6%
Operating cash flow margin 31.0% – 32.1%
Return on equity 9.0% – 10.2%
Return on assets 3.6% – 2.8%
Return on invested capital 6.6% – 5.8%
Return on capital employed 7.7% – 5.1%
Asset turnover 0.2x – 0.2x
Cash conversion (OCF / net income) 2.1x – 1.7x
Stock comp / revenue 0.8% – –

Financial Health

11 metrics
MetricCPKNGGAEP
Debt / assets 40.4% 43.2% 43.3%
Debt / equity 1.0x 1.2x 1.6x
Net debt / EBITDA 4.7x – 5.8x
Debt / FCF -8.7x – -6.7x
Liabilities / assets 59.9% 63.7% 72.9%
Equity / assets 40.1% 36.3% 27.1%
Interest coverage 3.7x – 2.4x
Current ratio 0.3x 0.8x 0.5x
Quick ratio 0.2x 0.7x 0.3x
Cash ratio 0.0x 0.3x 0.0x
Altman Z-score 1.38 – 0.91

Shareholder Returns

7 metrics
MetricCPKNGGAEP
Dividend yield 2.0% 3.8% 2.9%
Net buyback yield -2.3% – –
Shareholder yield -0.3% 3.8% 2.9%
Payout ratio (earnings) 42.7% – –
Payout ratio (FCF) -33.1% – –
Dividend growth (1Y) 11.7% – –
Dividend CAGR (3Y) 19.4% – –

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.

ConsensusCPKNGGAEP
Forward P/E 22.7xFY2026 14.5xFY2026 21.5xFY2026
EPS, next fiscal year $6.24FY2026 $5.86FY2026 $6.01FY2026
EPS growth, next FY +3.8%FY2026 +11.4%FY2026 +0.7%FY2026
EPS growth, the year after +15.1% +8.9% +19.0%
Revenue, next fiscal year $1.09BFY2026 $25.38BFY2026 $23.09BFY2026
Revenue growth, next FY +17.2%FY2026 +6.4%FY2026 +5.5%FY2026
Revenue growth, the year after +4.7% +8.6% +3.5%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersCPKNGGAEP
Held by institutions 92.3% 6.2% 92.1%
Institutions holding 334 619 1,987
Change in shares held, QoQ +4.2% +6.6% +13.2%
Institutions buying 188 354 1,065
Institutions selling 99 159 586
Buyers to sellers 1.90 2.23 1.82

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.

CPKNGGAEP
CPK 1.00 0.40 0.53
NGG 0.40 1.00 0.55
AEP 0.53 0.55 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, CPK, NGG and AEP?

National Grid (NGG) is the largest by market capitalisation: Chesapeake Utilities (CPK) $3.43B, National Grid (NGG) $85.51B, American Electric Power (AEP) $70.10B.

Which stock is cheaper, CPK, NGG and AEP?

American Electric Power (AEP) trades on the lowest price-to-earnings ratio (Chesapeake Utilities (CPK) 22.8x, National Grid (NGG) 19.4x, American Electric Power (AEP) 18.5x). On next year's consensus earnings, National Grid (NGG) is cheapest (Chesapeake Utilities (CPK) 22.7x, National Grid (NGG) 14.5x, American Electric Power (AEP) 21.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Chesapeake Utilities (CPK) grew revenue fastest over the trailing twelve months: Chesapeake Utilities (CPK) +14.6%, American Electric Power (AEP) +11.1%.

Which company is more profitable?

American Electric Power (AEP) has the highest net margin (Chesapeake Utilities (CPK) 15.1%, American Electric Power (AEP) 16.1%). On return on invested capital, Chesapeake Utilities (CPK) leads (Chesapeake Utilities (CPK) 6.6%, American Electric Power (AEP) 5.8%).

Which stock has performed better?

Over the past year National Grid (NGG) returned the most: Chesapeake Utilities (CPK) +7.7%, National Grid (NGG) +13.4%, American Electric Power (AEP) +7.4%. Over five years, American Electric Power (AEP) compounded fastest (Chesapeake Utilities (CPK) +0.9%/yr, National Grid (NGG) +5.8%/yr, American Electric Power (AEP) +8.7%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Chesapeake Utilities (CPK) 0.02%, National Grid (NGG) 0.00%, American Electric Power (AEP) 0.00%. National Grid (NGG) and American Electric Power (AEP) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, American Electric Power (AEP) has been the steadiest (Chesapeake Utilities (CPK) 20.3%, National Grid (NGG) 22.7%, American Electric Power (AEP) 18.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, CPK, NGG and AEP?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, National Grid (NGG) leads on 4. 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.