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AWK vs. NGG: American Water Works vs. National Grid Stock Comparison

How do American Water Works (AWK) and National Grid (NGG) 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

American Water Works (AWK) and National Grid (NGG) both fall under the Utilities industry group, but AWK is classified in Water Utilities while NGG is classified in Multi-Utilities.

American Water Works (AWK) trades as ordinary local shares, while National Grid (NGG) trades as an ADR — compare with FX exposure, depositary-program fees, and dividend-withholding-tax differences in mind.

Company profile comparison for American Water Works (AWK) and National Grid (NGG)
Profile ItemAWKNGG
NameAmerican Water Works Company, Inc.National Grid plc Sponsored ADR
Country/RegionUnited StatesUnited Kingdom
GICS SectorUtilitiesUtilities
GICS Industry GroupUtilitiesUtilities
GICS IndustryWater UtilitiesMulti-Utilities
GICS Sub-IndustryWater UtilitiesMulti-Utilities
Market Capitalization29.92 billion USD83.60 billion USD
CurrencyUSDUSD
ExchangeNYSENYSE
Listing DateApril 23, 2008August 10, 2005
Security TypeCommon StockADR

Price Performance

Cumulative Growth

AWK
NGG
GSPC
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American Water Works (AWK) vs. National Grid (NGG), 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 American Water Works (AWK) and National Grid (NGG). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for American Water Works (AWK) and National Grid (NGG). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
Total Return (1Y)17.61%13.00%
Total Return (3Y, Annualized)9.05%19.82%
Total Return (5Y, Annualized)-0.39%12.34%

Risk Profile

Drawdown History

AWK
NGG
GSPC
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American Water Works (AWK) vs. National Grid (NGG), 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 American Water Works (AWK) and National Grid (NGG). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
Volatility (1Y, Annualized)22.53%22.32%
Beta (5Y)0.540.73
Max Drawdown (5Y)-37.10%-39.20%
Avg. Volume (3M)2.03M911.70K

Risk-Adjusted Performance

Risk-Return Positioning

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AWK and NGG 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 American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
Sharpe Ratio (1Y)0.590.39
Sortino Ratio (1Y)0.950.54

Profitability

ROE (TTM)

Both American Water Works (AWK) at 9.95% and National Grid (NGG) at 10.31% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.

AWK

Utilities industry group

9.95%

Max
17.99%
Q3
12.01%
AWK
9.95%
Median
9.44%
Q1
7.56%
Min
2.17%

NGG

Utilities industry group

10.31%

Max
17.99%
Q3
12.01%
NGG
10.31%
Median
9.44%
Q1
7.56%
Min
2.17%
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their ROE against the Utilities industry group benchmark.

Net Margin (TTM)

For every dollar of sales, both American Water Works (AWK) at 21.26% and National Grid (NGG) at 21.15% retain more as net profit than most peers, landing in the top net margin quartile of their industries.

AWK

Utilities industry group

21.26%

Max
28.78%
AWK
21.26%
Q3
17.30%
Median
12.73%
Q1
9.18%
Min
-0.20%

NGG

Utilities industry group

21.15%

Max
28.78%
NGG
21.15%
Q3
17.30%
Median
12.73%
Q1
9.18%
Min
-0.20%
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their net margin against the Utilities industry group benchmark.

Operating Margin (TTM)

American Water Works (AWK) at 43.18% operates in the top operating margin quartile, ahead of National Grid (NGG) at 28.64%, which runs around its industry’s norm.

AWK

Utilities industry group

43.18%

Max
53.83%
AWK
43.18%
Q3
31.12%
Median
23.62%
Q1
15.45%
Min
-4.90%

NGG

Utilities industry group

28.64%

Max
53.83%
Q3
31.12%
NGG
28.64%
Median
23.62%
Q1
15.45%
Min
-4.90%
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their operating margin against the Utilities industry group benchmark.

Profitability Metrics

Profitability metrics for American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
ROE (TTM)9.95%10.31%
ROA (TTM)3.50%3.33%
Net Margin (TTM)21.26%21.15%
Operating Margin (TTM)43.18%28.64%
Gross Margin (TTM)61.86%100.00%

Growth

Revenue Growth

American Water Works (AWK) at 9.74% is around its peer norm for revenue growth, while National Grid (NGG) at -3.76% drops into the bottom quartile, signaling weaker demand or pricing momentum.

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American Water Works (AWK) vs. National Grid (NGG): A comparison of their Revenue Growth across different time periods.

EPS Growth

Only one side can be read here: American Water Works (AWK) reports EPS growth of 5.57%, ranked against its industry; National Grid (NGG) has no EPS growth figure this period.

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American Water Works (AWK) vs. National Grid (NGG): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
Revenue Growth (YoY)9.74%-3.76%
Revenue Growth (3Y CAGR)10.67%-6.53%
EPS Growth (YoY)5.57%--
EPS Growth (3Y CAGR)8.06%-30.59%

Financial Strength

Current Ratio (MRQ)

Both American Water Works (AWK) at 0.39 and National Grid (NGG) at 0.62 run current ratio in the tighter-liquidity quartile of industry peers, leaving thinner cushions against current liabilities than typical competitors.

AWK

Utilities industry group

0.39

Max
1.90
Q3
1.17
Median
0.88
Q1
0.66
AWK
0.39
Min
0.29

NGG

Utilities industry group

0.62

Max
1.90
Q3
1.17
Median
0.88
Q1
0.66
NGG
0.62
Min
0.29
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their current ratio against the Utilities industry group benchmark.

Debt / Equity (MRQ)

Both American Water Works (AWK) at 1.38 and National Grid (NGG) at 1.32 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

AWK

Utilities industry group

1.38

Max
2.63
Q3
1.77
AWK
1.38
Median
1.35
Q1
0.84
Min
0.00

NGG

Utilities industry group

1.32

Max
2.63
Q3
1.77
Median
1.35
NGG
1.32
Q1
0.84
Min
0.00
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their debt-to-equity ratio against the Utilities industry group benchmark.

Financial Strength Metrics

Financial strength metrics for American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
Current Ratio (MRQ)0.390.62
Debt / Equity (MRQ)1.381.32
Net Debt / EBITDA5.496.32

Dividends

Dividend Yield (TTM)

American Water Works (AWK) at 2.26% pays a yield in its industry’s typical range, while National Grid (NGG) at 0.57% falls in the bottom quartile of its peers.

AWK

Utilities industry group

2.26%

Max
6.66%
Q3
3.58%
Median
2.85%
AWK
2.26%
Q1
0.66%
Min
0.00%

NGG

Utilities industry group

0.57%

Max
6.66%
Q3
3.58%
Median
2.85%
Q1
0.66%
NGG
0.57%
Min
0.00%
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their dividend yield against the Utilities industry group benchmark.

Dividend Payout Ratio (TTM)

American Water Works (AWK) at 59.60% pays out a band-typical share of earnings, while National Grid (NGG) at 71.97% distributes more than its industry norm — less retained, thinner cover.

AWK

Utilities industry group

59.60%

Max
113.04%
Q3
68.72%
AWK
59.60%
Median
56.38%
Q1
32.38%
Min
0.00%

NGG

Utilities industry group

71.97%

Max
113.04%
NGG
71.97%
Q3
68.72%
Median
56.38%
Q1
32.38%
Min
0.00%
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their payout ratio against the Utilities industry group benchmark.

Dividend Metrics

Dividend metrics for American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
Dividend Yield (TTM)2.26%0.57%
Dividend Payout Ratio (TTM)59.60%71.97%

Valuation

P/E Ratio (TTM)

National Grid (NGG) at 15.54 is near its industry’s usual P/E ratio, while American Water Works (AWK) at 26.00 sits in the richer quartile — AWK needs stronger growth or earnings quality to justify the premium.

AWK

Utilities industry group

26.00

Max
31.22
AWK
26.00
Q3
23.30
Median
19.64
Q1
15.17
Min
3.34

NGG

Utilities industry group

15.54

Max
31.22
Q3
23.30
Median
19.64
NGG
15.54
Q1
15.17
Min
3.34
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their P/E ratio against the Utilities industry group benchmark.

P/S Ratio (TTM)

Both American Water Works (AWK) at 5.60 and National Grid (NGG) at 4.46 command a richer price per dollar of sales than most peers, sitting in the upper P/S ratio quartile of their industries.

AWK

Utilities industry group

5.60

Max
6.35
AWK
5.60
Q3
3.63
Median
2.63
Q1
1.52
Min
0.00

NGG

Utilities industry group

4.46

Max
6.35
NGG
4.46
Q3
3.63
Median
2.63
Q1
1.52
Min
0.00
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their P/S ratio against the Utilities industry group benchmark.

P/B Ratio (MRQ)

Both look rich against book: American Water Works (AWK) at 2.51 sits in the upper P/B ratio quartile, and National Grid (NGG) at 9.36 prices even higher, above its industry range.

AWK

Utilities industry group

2.51

Max
3.12
AWK
2.51
Q3
2.21
Median
1.83
Q1
1.46
Min
0.34

NGG

Utilities industry group

9.36

NGG
9.36
Max
3.12
Q3
2.21
Median
1.83
Q1
1.46
Min
0.34
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American Water Works (AWK) vs. National Grid (NGG): A comparison of their P/B ratio against the Utilities industry group benchmark.

Valuation Metrics

Valuation metrics for American Water Works (AWK) and National Grid (NGG)
MetricAWKNGG
P/E Ratio (TTM)26.0015.54
P/S Ratio (TTM)5.604.46
P/B Ratio (MRQ)2.519.36
Free Cash Flow Yield (TTM)-5.45%-5.94%