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STOCK COMPARISON

American Water Works vs Athens Water Supply and Sewerage Company S.A: Fair Value & Quality

Both stocks run through our valuation models. Here is how American Water Works (AWK) and Athens Water Supply and Sewerage Company S.A (EYDAP) compare, as of Sep 28, 2026.

As of Sep 28, 2026, Fair Value Calculator sees American Water Works as the less overvalued of the two: American Water Works trades at $131 versus a fair value of $64.66 (−50.6%), while Athens Water Supply and Sewerage Company S.A trades at €12.16 versus €3.43 (−71.8%).
American Water Works
AWK · USD · Utilities
−50.6%
upside to fair value
overvalued
Price$131
Fair Value$64.66
Quality42/100
Athens Water Supply and Sewerage Company S.A
EYDAP.AT · EUR · Utilities
−71.8%
upside to fair value
overvalued
Price€12.16
Fair Value€3.43
Quality50/100
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Head-to-head numbers

Green is the better side of a row, red the weaker one (for valuation multiples: lower = cheaper). Grey rows are for reference only and are not scored.

betterweakerfor reference, not scored

American Water WorksAthens Water Supply and Sewerage Company S.A
Valuation
22.7×P/E (TTM)n/a
19.9×Forward P/E (FY2027)n/a
4.86×P/S (TTM)3.74×
2.37×P/B1.74×
13.2×EV/EBITDA13.1×
2.36×PEGn/a
−50.6%Fair value upside−71.8%
2.6%Dividend yield0.2%
$3.38Dividend per sharen/a
Profitability
40.7%Operating margin10.1%
1.11×EBIT margin trend (5Y)0.35×
10.1%Return on equity0.2%
3.5%Return on assets1.6%
Growth
6.2%Revenue growth (YoY)17.3%
10.7%Avg. growth/yr (3Y)2.1%
6.4%Avg. growth/yr (5Y)1.7%
+11.6%Value creation/yr−17.3%
Balance & size
3.1×Interest coverage (EBIT/interest)2.6×
1.18×Debt / equityn/a
$26BMarket cap$1B
mixedGrowth qualityweak
Forward P/E: price divided by the analyst consensus for the first fiscal year that has not started yet. The current year carries special items from quarters already reported.

American Water Works leads: 10 to 3 metric wins.

n/a = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

American Water Worksof which business quality 39 · market factors 54 Athens Water Supply and Sewerage Company S.Aof which business quality 50 · market factors 84
ProfitabilityMargins and returns on capital today
36
21
Quality GrowthAre margins and returns improving?
33
43
CashflowEarnings quality: real cash, not paper profit
48
16
Fin. StrengthBalance sheet, leverage, solvency risk
18
81
InvestmentDisciplined investing over empire-building
31
79
Low VolatilityCalm price path (market factor)
89
80
MomentumPrice trend over the last 3–12 months (market factor)
39
80
52W MomentumDistance to the 52-week high (market factor)
38
96
Net IssuanceShare count: buybacks or dilution?
77
82

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyAmerican Water WorksPrice $131Athens Water Supply and Sewerage Company S.APrice €12.16
DCF Modelsn/a−52.0%below the price€5.84
Earnings-Based−76.9%below the price$30.30−72.3%below the price€3.37
Dividend Discount−59.2%below the price$53.46−98.5%below the price€0.19
Multiples−41.2%below the price$76.98−61.1%below the price€4.74
Asset-Based−72.1%below the price$36.54−56.2%below the price€5.33
Economic Profit−70.2%below the price$38.97−59.7%below the price€4.90
Growth Earnings−33.4%below the price$87.17−78.5%below the price€2.61
Minimum−76.9%below the price$30.30−98.5%below the price€0.19
Maximum−33.4%below the price$87.17−52.0%below the price€5.84
Median−64.7%below the price$46.22−61.1%below the price€4.74
Geometric mean−61.9%below the price$49.92−77.4%below the price€2.74

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

American Water Works: 16 of 16 models see the stock below the current price.

Athens Water Supply and Sewerage Company S.A: 15 of 15 models see the stock below the current price.

Scenario ranges

From our cautious bear scenario to the optimistic bull scenario. The white tick is the current price (value above it), the green tick the fair value (value below it): if the price sits left of the fair value, there is room to rise.

American Water Works
Price $131
Fair Value $64.66
Bear $48.50Bull $97.78
Athens Water Supply and Sewerage Company S.A
Price €12.16
Fair Value €3.43
Bear €2.57Bull €4.28

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

American Water Works · Utilities

Quality score42 · below median
Fair value upside−50.6% · bottom 25%

Athens Water Supply and Sewerage Company S.A · Utilities

Quality score50 · above median
Fair value upside−71.8% · bottom 25%

Bottom line

As of Sep 28, 2026, Fair Value Calculator sees American Water Works as the less overvalued of the two: American Water Works trades at $131 versus a fair value of $64.66 (−50.6%), while Athens Water Supply and Sewerage Company S.A trades at €12.16 versus €3.43 (−71.8%).

Athens Water Supply and Sewerage Company S.A has the higher quality score (50/100).

Open American Water Works live analysis →
American Water Works · Athens Water Supply and Sewerage Company S.A

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.